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authorMatthieu Herrb <matthieu@cvs.openbsd.org>2014-05-03 19:36:43 +0000
committerMatthieu Herrb <matthieu@cvs.openbsd.org>2014-05-03 19:36:43 +0000
commit0bc8e54d3d74af5dd5472dd378c70743ef1456f3 (patch)
treef489b3629c62a965084c4738e92c3a694c181bea /app/xbacklight/aclocal.m4
parent2d34f39850c4da5ae1f81f07127c1f7da061e1b2 (diff)
Update to xbacklight 1.2.1
Diffstat (limited to 'app/xbacklight/aclocal.m4')
-rw-r--r--app/xbacklight/aclocal.m41645
1 files changed, 1294 insertions, 351 deletions
diff --git a/app/xbacklight/aclocal.m4 b/app/xbacklight/aclocal.m4
index 3f71a4321..e6e77e261 100644
--- a/app/xbacklight/aclocal.m4
+++ b/app/xbacklight/aclocal.m4
@@ -1,7 +1,7 @@
-# generated automatically by aclocal 1.9.6 -*- Autoconf -*-
+# generated automatically by aclocal 1.12.6 -*- Autoconf -*-
+
+# Copyright (C) 1996-2012 Free Software Foundation, Inc.
-# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
-# 2005 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
@@ -11,7 +11,16 @@
# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
# PARTICULAR PURPOSE.
+m4_ifndef([AC_AUTOCONF_VERSION],
+ [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl
+m4_if(m4_defn([AC_AUTOCONF_VERSION]), [2.69],,
+[m4_warning([this file was generated for autoconf 2.69.
+You have another version of autoconf. It may work, but is not guaranteed to.
+If you have problems, you may need to regenerate the build system entirely.
+To do so, use the procedure documented by the package, typically 'autoreconf'.])])
+
# pkg.m4 - Macros to locate and utilise pkg-config. -*- Autoconf -*-
+# serial 1 (pkg-config-0.24)
#
# Copyright © 2004 Scott James Remnant <scott@netsplit.com>.
#
@@ -38,8 +47,12 @@
# ----------------------------------
AC_DEFUN([PKG_PROG_PKG_CONFIG],
[m4_pattern_forbid([^_?PKG_[A-Z_]+$])
-m4_pattern_allow([^PKG_CONFIG(_PATH)?$])
-AC_ARG_VAR([PKG_CONFIG], [path to pkg-config utility])dnl
+m4_pattern_allow([^PKG_CONFIG(_(PATH|LIBDIR|SYSROOT_DIR|ALLOW_SYSTEM_(CFLAGS|LIBS)))?$])
+m4_pattern_allow([^PKG_CONFIG_(DISABLE_UNINSTALLED|TOP_BUILD_DIR|DEBUG_SPEW)$])
+AC_ARG_VAR([PKG_CONFIG], [path to pkg-config utility])
+AC_ARG_VAR([PKG_CONFIG_PATH], [directories to add to pkg-config's search path])
+AC_ARG_VAR([PKG_CONFIG_LIBDIR], [path overriding pkg-config's built-in search path])
+
if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
AC_PATH_TOOL([PKG_CONFIG], [pkg-config])
fi
@@ -52,7 +65,6 @@ if test -n "$PKG_CONFIG"; then
AC_MSG_RESULT([no])
PKG_CONFIG=""
fi
-
fi[]dnl
])# PKG_PROG_PKG_CONFIG
@@ -61,34 +73,32 @@ fi[]dnl
# Check to see whether a particular set of modules exists. Similar
# to PKG_CHECK_MODULES(), but does not set variables or print errors.
#
-#
-# Similar to PKG_CHECK_MODULES, make sure that the first instance of
-# this or PKG_CHECK_MODULES is called, or make sure to call
-# PKG_CHECK_EXISTS manually
+# Please remember that m4 expands AC_REQUIRE([PKG_PROG_PKG_CONFIG])
+# only at the first occurence in configure.ac, so if the first place
+# it's called might be skipped (such as if it is within an "if", you
+# have to call PKG_CHECK_EXISTS manually
# --------------------------------------------------------------
AC_DEFUN([PKG_CHECK_EXISTS],
[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
if test -n "$PKG_CONFIG" && \
AC_RUN_LOG([$PKG_CONFIG --exists --print-errors "$1"]); then
- m4_ifval([$2], [$2], [:])
+ m4_default([$2], [:])
m4_ifvaln([$3], [else
$3])dnl
fi])
-
# _PKG_CONFIG([VARIABLE], [COMMAND], [MODULES])
# ---------------------------------------------
m4_define([_PKG_CONFIG],
-[if test -n "$PKG_CONFIG"; then
- if test -n "$$1"; then
- pkg_cv_[]$1="$$1"
- else
- PKG_CHECK_EXISTS([$3],
- [pkg_cv_[]$1=`$PKG_CONFIG --[]$2 "$3" 2>/dev/null`],
- [pkg_failed=yes])
- fi
-else
- pkg_failed=untried
+[if test -n "$$1"; then
+ pkg_cv_[]$1="$$1"
+ elif test -n "$PKG_CONFIG"; then
+ PKG_CHECK_EXISTS([$3],
+ [pkg_cv_[]$1=`$PKG_CONFIG --[]$2 "$3" 2>/dev/null`
+ test "x$?" != "x0" && pkg_failed=yes ],
+ [pkg_failed=yes])
+ else
+ pkg_failed=untried
fi[]dnl
])# _PKG_CONFIG
@@ -130,16 +140,17 @@ and $1[]_LIBS to avoid the need to call pkg-config.
See the pkg-config man page for more details.])
if test $pkg_failed = yes; then
+ AC_MSG_RESULT([no])
_PKG_SHORT_ERRORS_SUPPORTED
if test $_pkg_short_errors_supported = yes; then
- $1[]_PKG_ERRORS=`$PKG_CONFIG --short-errors --errors-to-stdout --print-errors "$2"`
+ $1[]_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "$2" 2>&1`
else
- $1[]_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"`
+ $1[]_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "$2" 2>&1`
fi
# Put the nasty error message in config.log where it belongs
echo "$$1[]_PKG_ERRORS" >&AS_MESSAGE_LOG_FD
- ifelse([$4], , [AC_MSG_ERROR(dnl
+ m4_default([$4], [AC_MSG_ERROR(
[Package requirements ($2) were not met:
$$1_PKG_ERRORS
@@ -147,29 +158,68 @@ $$1_PKG_ERRORS
Consider adjusting the PKG_CONFIG_PATH environment variable if you
installed software in a non-standard prefix.
-_PKG_TEXT
-])],
- [AC_MSG_RESULT([no])
- $4])
+_PKG_TEXT])[]dnl
+ ])
elif test $pkg_failed = untried; then
- ifelse([$4], , [AC_MSG_FAILURE(dnl
+ AC_MSG_RESULT([no])
+ m4_default([$4], [AC_MSG_FAILURE(
[The pkg-config script could not be found or is too old. Make sure it
is in your PATH or set the PKG_CONFIG environment variable to the full
path to pkg-config.
_PKG_TEXT
-To get pkg-config, see <http://www.freedesktop.org/software/pkgconfig>.])],
- [$4])
+To get pkg-config, see <http://pkg-config.freedesktop.org/>.])[]dnl
+ ])
else
$1[]_CFLAGS=$pkg_cv_[]$1[]_CFLAGS
$1[]_LIBS=$pkg_cv_[]$1[]_LIBS
AC_MSG_RESULT([yes])
- ifelse([$3], , :, [$3])
+ $3
fi[]dnl
])# PKG_CHECK_MODULES
-# Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc.
+
+# PKG_INSTALLDIR(DIRECTORY)
+# -------------------------
+# Substitutes the variable pkgconfigdir as the location where a module
+# should install pkg-config .pc files. By default the directory is
+# $libdir/pkgconfig, but the default can be changed by passing
+# DIRECTORY. The user can override through the --with-pkgconfigdir
+# parameter.
+AC_DEFUN([PKG_INSTALLDIR],
+[m4_pushdef([pkg_default], [m4_default([$1], ['${libdir}/pkgconfig'])])
+m4_pushdef([pkg_description],
+ [pkg-config installation directory @<:@]pkg_default[@:>@])
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+ [AS_HELP_STRING([--with-pkgconfigdir], pkg_description)],,
+ [with_pkgconfigdir=]pkg_default)
+AC_SUBST([pkgconfigdir], [$with_pkgconfigdir])
+m4_popdef([pkg_default])
+m4_popdef([pkg_description])
+]) dnl PKG_INSTALLDIR
+
+
+# PKG_NOARCH_INSTALLDIR(DIRECTORY)
+# -------------------------
+# Substitutes the variable noarch_pkgconfigdir as the location where a
+# module should install arch-independent pkg-config .pc files. By
+# default the directory is $datadir/pkgconfig, but the default can be
+# changed by passing DIRECTORY. The user can override through the
+# --with-noarch-pkgconfigdir parameter.
+AC_DEFUN([PKG_NOARCH_INSTALLDIR],
+[m4_pushdef([pkg_default], [m4_default([$1], ['${datadir}/pkgconfig'])])
+m4_pushdef([pkg_description],
+ [pkg-config arch-independent installation directory @<:@]pkg_default[@:>@])
+AC_ARG_WITH([noarch-pkgconfigdir],
+ [AS_HELP_STRING([--with-noarch-pkgconfigdir], pkg_description)],,
+ [with_noarch_pkgconfigdir=]pkg_default)
+AC_SUBST([noarch_pkgconfigdir], [$with_noarch_pkgconfigdir])
+m4_popdef([pkg_default])
+m4_popdef([pkg_description])
+]) dnl PKG_NOARCH_INSTALLDIR
+
+# Copyright (C) 2002-2012 Free Software Foundation, Inc.
#
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
@@ -179,26 +229,43 @@ fi[]dnl
# ----------------------------
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# generated from the m4 files accompanying Automake X.Y.
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+AC_DEFUN([AM_AUTOMAKE_VERSION],
+[am__api_version='1.12'
+dnl Some users find AM_AUTOMAKE_VERSION and mistake it for a way to
+dnl require some minimum version. Point them to the right macro.
+m4_if([$1], [1.12.6], [],
+ [AC_FATAL([Do not call $0, use AM_INIT_AUTOMAKE([$1]).])])dnl
+])
+
+# _AM_AUTOCONF_VERSION(VERSION)
+# -----------------------------
+# aclocal traces this macro to find the Autoconf version.
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# AM_SET_CURRENT_AUTOMAKE_VERSION
# -------------------------------
-# Call AM_AUTOMAKE_VERSION so it can be traced.
-# This function is AC_REQUIREd by AC_INIT_AUTOMAKE.
+# Call AM_AUTOMAKE_VERSION and AM_AUTOMAKE_VERSION so they can be traced.
+# This function is AC_REQUIREd by AM_INIT_AUTOMAKE.
AC_DEFUN([AM_SET_CURRENT_AUTOMAKE_VERSION],
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+[AM_AUTOMAKE_VERSION([1.12.6])dnl
+m4_ifndef([AC_AUTOCONF_VERSION],
+ [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl
+_AM_AUTOCONF_VERSION(m4_defn([AC_AUTOCONF_VERSION]))])
# AM_AUX_DIR_EXPAND -*- Autoconf -*-
-# Copyright (C) 2001, 2003, 2005 Free Software Foundation, Inc.
+# Copyright (C) 2001-2012 Free Software Foundation, Inc.
#
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
# For projects using AC_CONFIG_AUX_DIR([foo]), Autoconf sets
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#
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# start a VPATH build or use an absolute $srcdir.
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@@ -243,24 +310,24 @@ am_aux_dir=`cd $ac_aux_dir && pwd`
# AM_CONDITIONAL -*- Autoconf -*-
-# Copyright (C) 1997, 2000, 2001, 2003, 2004, 2005
-# Free Software Foundation, Inc.
+# Copyright (C) 1997-2012 Free Software Foundation, Inc.
#
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
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-AC_SUBST([$1_TRUE])
-AC_SUBST([$1_FALSE])
+[AC_PREREQ([2.52])dnl
+ m4_if([$1], [TRUE], [AC_FATAL([$0: invalid condition: $1])],
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@@ -274,17 +341,14 @@ AC_CONFIG_COMMANDS_PRE(
Usually this means the macro was only invoked conditionally.]])
fi])])
-
-# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005
-# Free Software Foundation, Inc.
+# Copyright (C) 1999-2012 Free Software Foundation, Inc.
#
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
-# serial 8
-# There are a few dirty hacks below to avoid letting `AC_PROG_CC' be
+# There are a few dirty hacks below to avoid letting 'AC_PROG_CC' be
# written in clear, in which case automake, when reading aclocal.m4,
# will think it sees a *use*, and therefore will trigger all it's
# C support machinery. Also note that it means that autoscan, seeing
@@ -294,7 +358,7 @@ fi])])
# _AM_DEPENDENCIES(NAME)
# ----------------------
# See how the compiler implements dependency checking.
-# NAME is "CC", "CXX", "GCJ", or "OBJC".
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# We try a few techniques and use that to set a single cache variable.
#
# We don't AC_REQUIRE the corresponding AC_PROG_CC since the latter was
@@ -307,11 +371,13 @@ AC_REQUIRE([AM_OUTPUT_DEPENDENCY_COMMANDS])dnl
AC_REQUIRE([AM_MAKE_INCLUDE])dnl
AC_REQUIRE([AM_DEP_TRACK])dnl
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- [$1], GCJ, [depcc="$GCJ" am_compiler_list='gcc3 gcc'],
- [depcc="$$1" am_compiler_list=])
+m4_if([$1], [CC], [depcc="$CC" am_compiler_list=],
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AC_CACHE_CHECK([dependency style of $depcc],
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@@ -319,8 +385,9 @@ AC_CACHE_CHECK([dependency style of $depcc],
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# instance it was reported that on HP-UX the gcc test will end up
- # making a dummy file named `D' -- because `-MD' means `put the output
- # in D'.
+ # making a dummy file named 'D' -- because '-MD' means "put the output
+ # in D".
+ rm -rf conftest.dir
mkdir conftest.dir
# Copy depcomp to subdir because otherwise we won't find it if we're
# using a relative directory.
@@ -338,6 +405,16 @@ AC_CACHE_CHECK([dependency style of $depcc],
if test "$am_compiler_list" = ""; then
am_compiler_list=`sed -n ['s/^#*\([a-zA-Z0-9]*\))$/\1/p'] < ./depcomp`
fi
+ am__universal=false
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+ [case " $depcc " in #(
+ *\ -arch\ *\ -arch\ *) am__universal=true ;;
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+ *\ -arch\ *\ -arch\ *) am__universal=true ;;
+ esac])
+
for depmode in $am_compiler_list; do
# Setup a source with many dependencies, because some compilers
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@@ -349,34 +426,49 @@ AC_CACHE_CHECK([dependency style of $depcc],
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for i in 1 2 3 4 5 6; do
echo '#include "conftst'$i'.h"' >> sub/conftest.c
- # Using `: > sub/conftst$i.h' creates only sub/conftst1.h with
- # Solaris 8's {/usr,}/bin/sh.
- touch sub/conftst$i.h
+ # Using ": > sub/conftst$i.h" creates only sub/conftst1.h with
+ # Solaris 10 /bin/sh.
+ echo '/* dummy */' > sub/conftst$i.h
done
echo "${am__include} ${am__quote}sub/conftest.Po${am__quote}" > confmf
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case $depmode in
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nosideeffect)
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+ # only be used when explicitly requested.
if test "x$enable_dependency_tracking" = xyes; then
continue
else
break
fi
;;
+ msvc7 | msvc7msys | msvisualcpp | msvcmsys)
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+ # not run yet. These depmodes are late enough in the game, and
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+ am__minus_obj=
+ ;;
none) break ;;
esac
- # We check with `-c' and `-o' for the sake of the "dashmstdout"
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- # handle `-M -o', and we need to detect this.
if depmode=$depmode \
- source=sub/conftest.c object=sub/conftest.${OBJEXT-o} \
+ source=sub/conftest.c object=$am__obj \
depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo \
- $SHELL ./depcomp $depcc -c -o sub/conftest.${OBJEXT-o} sub/conftest.c \
+ $SHELL ./depcomp $depcc -c $am__minus_obj sub/conftest.c \
>/dev/null 2>conftest.err &&
+ grep sub/conftst1.h sub/conftest.Po > /dev/null 2>&1 &&
grep sub/conftst6.h sub/conftest.Po > /dev/null 2>&1 &&
- grep sub/conftest.${OBJEXT-o} sub/conftest.Po > /dev/null 2>&1 &&
+ grep $am__obj sub/conftest.Po > /dev/null 2>&1 &&
${MAKE-make} -s -f confmf > /dev/null 2>&1; then
# icc doesn't choke on unknown options, it will just issue warnings
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@@ -409,7 +501,7 @@ AM_CONDITIONAL([am__fastdep$1], [
# AM_SET_DEPDIR
# -------------
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AC_DEFUN([AM_SET_DEPDIR],
[AC_REQUIRE([AM_SET_LEADING_DOT])dnl
AC_SUBST([DEPDIR], ["${am__leading_dot}deps"])dnl
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AC_DEFUN([AM_DEP_TRACK],
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AMDEPBACKSLASH='\'
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AM_CONDITIONAL([AMDEP], [test "x$enable_dependency_tracking" != xno])
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])
# Generate code to set up dependency tracking. -*- Autoconf -*-
-# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005
-# Free Software Foundation, Inc.
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+ case $CONFIG_FILES in
+ *\'*) eval set x "$CONFIG_FILES" ;;
+ *) set x $CONFIG_FILES ;;
+ esac
+ shift
+ for mf
+ do
+ # Strip MF so we end up with the name of the file.
+ mf=`echo "$mf" | sed -e 's/:.*$//'`
+ # Check whether this is an Automake generated Makefile or not.
+ # We used to match only the files named 'Makefile.in', but
+ # some people rename them; so instead we look at the file content.
+ # Grep'ing the first line is not enough: some people post-process
+ # each Makefile.in and add a new line on top of each file to say so.
+ # Grep'ing the whole file is not good either: AIX grep has a line
+ # limit of 2048, but all sed's we know have understand at least 4000.
+ if sed -n 's,^#.*generated by automake.*,X,p' "$mf" | grep X >/dev/null 2>&1; then
+ dirpart=`AS_DIRNAME("$mf")`
+ else
+ continue
+ fi
+ # Extract the definition of DEPDIR, am__include, and am__quote
+ # from the Makefile without running 'make'.
+ DEPDIR=`sed -n 's/^DEPDIR = //p' < "$mf"`
+ test -z "$DEPDIR" && continue
+ am__include=`sed -n 's/^am__include = //p' < "$mf"`
+ test -z "am__include" && continue
+ am__quote=`sed -n 's/^am__quote = //p' < "$mf"`
+ # Find all dependency output files, they are included files with
+ # $(DEPDIR) in their names. We invoke sed twice because it is the
+ # simplest approach to changing $(DEPDIR) to its actual value in the
+ # expansion.
+ for file in `sed -n "
+ s/^$am__include $am__quote\(.*(DEPDIR).*\)$am__quote"'$/\1/p' <"$mf" | \
+ sed -e 's/\$(DEPDIR)/'"$DEPDIR"'/g'`; do
+ # Make sure the directory exists.
+ test -f "$dirpart/$file" && continue
+ fdir=`AS_DIRNAME(["$file"])`
+ AS_MKDIR_P([$dirpart/$fdir])
+ # echo "creating $dirpart/$file"
+ echo '# dummy' > "$dirpart/$file"
+ done
done
-done
+}
])# _AM_OUTPUT_DEPENDENCY_COMMANDS
@@ -490,7 +598,7 @@ done
# This macro should only be invoked once -- use via AC_REQUIRE.
#
# This code is only required when automatic dependency tracking
-# is enabled. FIXME. This creates each `.P' file that we will
+# is enabled. FIXME. This creates each '.P' file that we will
# need in order to bootstrap the dependency handling code.
AC_DEFUN([AM_OUTPUT_DEPENDENCY_COMMANDS],
[AC_CONFIG_COMMANDS([depfiles],
@@ -498,29 +606,14 @@ AC_DEFUN([AM_OUTPUT_DEPENDENCY_COMMANDS],
[AMDEP_TRUE="$AMDEP_TRUE" ac_aux_dir="$ac_aux_dir"])
])
-# Copyright (C) 1996, 1997, 2000, 2001, 2003, 2005
-# Free Software Foundation, Inc.
-#
-# This file is free software; the Free Software Foundation
-# gives unlimited permission to copy and/or distribute it,
-# with or without modifications, as long as this notice is preserved.
-
-# serial 8
-
-# AM_CONFIG_HEADER is obsolete. It has been replaced by AC_CONFIG_HEADERS.
-AU_DEFUN([AM_CONFIG_HEADER], [AC_CONFIG_HEADERS($@)])
-
# Do all the work for Automake. -*- Autoconf -*-
-# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
-# Free Software Foundation, Inc.
+# Copyright (C) 1996-2012 Free Software Foundation, Inc.
#
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
-# serial 12
-
# This macro actually does too much. Some checks are only needed if
# your package does certain things. But this isn't really a big deal.
@@ -536,16 +629,20 @@ AU_DEFUN([AM_CONFIG_HEADER], [AC_CONFIG_HEADERS($@)])
# arguments mandatory, and then we can depend on a new Autoconf
# release and drop the old call support.
AC_DEFUN([AM_INIT_AUTOMAKE],
-[AC_PREREQ([2.58])dnl
+[AC_PREREQ([2.62])dnl
dnl Autoconf wants to disallow AM_ names. We explicitly allow
dnl the ones we care about.
m4_pattern_allow([^AM_[A-Z]+FLAGS$])dnl
AC_REQUIRE([AM_SET_CURRENT_AUTOMAKE_VERSION])dnl
AC_REQUIRE([AC_PROG_INSTALL])dnl
-# test to see if srcdir already configured
-if test "`cd $srcdir && pwd`" != "`pwd`" &&
- test -f $srcdir/config.status; then
- AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
+if test "`cd $srcdir && pwd`" != "`pwd`"; then
+ # Use -I$(srcdir) only when $(srcdir) != ., so that make's output
+ # is not polluted with repeated "-I."
+ AC_SUBST([am__isrc], [' -I$(srcdir)'])_AM_SUBST_NOTMAKE([am__isrc])dnl
+ # test to see if srcdir already configured
+ if test -f $srcdir/config.status; then
+ AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
+ fi
fi
# test whether we have cygpath
@@ -561,48 +658,85 @@ AC_SUBST([CYGPATH_W])
# Define the identity of the package.
dnl Distinguish between old-style and new-style calls.
m4_ifval([$2],
-[m4_ifval([$3], [_AM_SET_OPTION([no-define])])dnl
+[AC_DIAGNOSE([obsolete],
+[$0: two- and three-arguments forms are deprecated. For more info, see:
+http://www.gnu.org/software/automake/manual/automake.html#Modernize-AM_INIT_AUTOMAKE-invocation])
+m4_ifval([$3], [_AM_SET_OPTION([no-define])])dnl
AC_SUBST([PACKAGE], [$1])dnl
AC_SUBST([VERSION], [$2])],
[_AM_SET_OPTIONS([$1])dnl
+dnl Diagnose old-style AC_INIT with new-style AM_AUTOMAKE_INIT.
+m4_if(
+ m4_ifdef([AC_PACKAGE_NAME], [ok]):m4_ifdef([AC_PACKAGE_VERSION], [ok]),
+ [ok:ok],,
+ [m4_fatal([AC_INIT should be called with package and version arguments])])dnl
AC_SUBST([PACKAGE], ['AC_PACKAGE_TARNAME'])dnl
AC_SUBST([VERSION], ['AC_PACKAGE_VERSION'])])dnl
_AM_IF_OPTION([no-define],,
-[AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
- AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package])])dnl
+[AC_DEFINE_UNQUOTED([PACKAGE], ["$PACKAGE"], [Name of package])
+ AC_DEFINE_UNQUOTED([VERSION], ["$VERSION"], [Version number of package])])dnl
# Some tools Automake needs.
AC_REQUIRE([AM_SANITY_CHECK])dnl
AC_REQUIRE([AC_ARG_PROGRAM])dnl
-AM_MISSING_PROG(ACLOCAL, aclocal-${am__api_version})
-AM_MISSING_PROG(AUTOCONF, autoconf)
-AM_MISSING_PROG(AUTOMAKE, automake-${am__api_version})
-AM_MISSING_PROG(AUTOHEADER, autoheader)
-AM_MISSING_PROG(MAKEINFO, makeinfo)
-AM_PROG_INSTALL_SH
-AM_PROG_INSTALL_STRIP
-AC_REQUIRE([AM_PROG_MKDIR_P])dnl
+AM_MISSING_PROG([ACLOCAL], [aclocal-${am__api_version}])
+AM_MISSING_PROG([AUTOCONF], [autoconf])
+AM_MISSING_PROG([AUTOMAKE], [automake-${am__api_version}])
+AM_MISSING_PROG([AUTOHEADER], [autoheader])
+AM_MISSING_PROG([MAKEINFO], [makeinfo])
+AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
+AC_REQUIRE([AM_PROG_INSTALL_STRIP])dnl
+AC_REQUIRE([AC_PROG_MKDIR_P])dnl
+# For better backward compatibility. To be removed once Automake 1.9.x
+# dies out for good. For more background, see:
+# <http://lists.gnu.org/archive/html/automake/2012-07/msg00001.html>
+# <http://lists.gnu.org/archive/html/automake/2012-07/msg00014.html>
+AC_SUBST([mkdir_p], ['$(MKDIR_P)'])
# We need awk for the "check" target. The system "awk" is bad on
# some platforms.
AC_REQUIRE([AC_PROG_AWK])dnl
AC_REQUIRE([AC_PROG_MAKE_SET])dnl
AC_REQUIRE([AM_SET_LEADING_DOT])dnl
_AM_IF_OPTION([tar-ustar], [_AM_PROG_TAR([ustar])],
- [_AM_IF_OPTION([tar-pax], [_AM_PROG_TAR([pax])],
- [_AM_PROG_TAR([v7])])])
+ [_AM_IF_OPTION([tar-pax], [_AM_PROG_TAR([pax])],
+ [_AM_PROG_TAR([v7])])])
_AM_IF_OPTION([no-dependencies],,
[AC_PROVIDE_IFELSE([AC_PROG_CC],
- [_AM_DEPENDENCIES(CC)],
- [define([AC_PROG_CC],
- defn([AC_PROG_CC])[_AM_DEPENDENCIES(CC)])])dnl
+ [_AM_DEPENDENCIES([CC])],
+ [m4_define([AC_PROG_CC],
+ m4_defn([AC_PROG_CC])[_AM_DEPENDENCIES([CC])])])dnl
AC_PROVIDE_IFELSE([AC_PROG_CXX],
- [_AM_DEPENDENCIES(CXX)],
- [define([AC_PROG_CXX],
- defn([AC_PROG_CXX])[_AM_DEPENDENCIES(CXX)])])dnl
+ [_AM_DEPENDENCIES([CXX])],
+ [m4_define([AC_PROG_CXX],
+ m4_defn([AC_PROG_CXX])[_AM_DEPENDENCIES([CXX])])])dnl
+AC_PROVIDE_IFELSE([AC_PROG_OBJC],
+ [_AM_DEPENDENCIES([OBJC])],
+ [m4_define([AC_PROG_OBJC],
+ m4_defn([AC_PROG_OBJC])[_AM_DEPENDENCIES([OBJC])])])dnl
+dnl Support for Objective C++ was only introduced in Autoconf 2.65,
+dnl but we still cater to Autoconf 2.62.
+m4_ifdef([AC_PROG_OBJCXX],
+[AC_PROVIDE_IFELSE([AC_PROG_OBJCXX],
+ [_AM_DEPENDENCIES([OBJCXX])],
+ [m4_define([AC_PROG_OBJCXX],
+ m4_defn([AC_PROG_OBJCXX])[_AM_DEPENDENCIES([OBJCXX])])])])dnl
])
+_AM_IF_OPTION([silent-rules], [AC_REQUIRE([AM_SILENT_RULES])])dnl
+dnl The 'parallel-tests' driver may need to know about EXEEXT, so add the
+dnl 'am__EXEEXT' conditional if _AM_COMPILER_EXEEXT was seen. This macro
+dnl is hooked onto _AC_COMPILER_EXEEXT early, see below.
+AC_CONFIG_COMMANDS_PRE(dnl
+[m4_provide_if([_AM_COMPILER_EXEEXT],
+ [AM_CONDITIONAL([am__EXEEXT], [test -n "$EXEEXT"])])])dnl
])
+dnl Hook into '_AC_COMPILER_EXEEXT' early to learn its expansion. Do not
+dnl add the conditional right here, as _AC_COMPILER_EXEEXT may be further
+dnl mangled by Autoconf and run in a shell conditional statement.
+m4_define([_AC_COMPILER_EXEEXT],
+m4_defn([_AC_COMPILER_EXEEXT])[m4_provide([_AM_COMPILER_EXEEXT])])
+
# When config.status generates a header, we must update the stamp-h file.
# This file resides in the same directory as the config header
@@ -613,18 +747,19 @@ AC_PROVIDE_IFELSE([AC_PROG_CXX],
# our stamp files there.
AC_DEFUN([_AC_AM_CONFIG_HEADER_HOOK],
[# Compute $1's index in $config_headers.
+_am_arg=$1
_am_stamp_count=1
for _am_header in $config_headers :; do
case $_am_header in
- $1 | $1:* )
+ $_am_arg | $_am_arg:* )
break ;;
* )
_am_stamp_count=`expr $_am_stamp_count + 1` ;;
esac
done
-echo "timestamp for $1" >`AS_DIRNAME([$1])`/stamp-h[]$_am_stamp_count])
+echo "timestamp for $_am_arg" >`AS_DIRNAME(["$_am_arg"])`/stamp-h[]$_am_stamp_count])
-# Copyright (C) 2001, 2003, 2005 Free Software Foundation, Inc.
+# Copyright (C) 2001-2012 Free Software Foundation, Inc.
#
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
@@ -635,17 +770,22 @@ echo "timestamp for $1" >`AS_DIRNAME([$1])`/stamp-h[]$_am_stamp_count])
# Define $install_sh.
AC_DEFUN([AM_PROG_INSTALL_SH],
[AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
-install_sh=${install_sh-"$am_aux_dir/install-sh"}
-AC_SUBST(install_sh)])
+if test x"${install_sh}" != xset; then
+ case $am_aux_dir in
+ *\ * | *\ *)
+ install_sh="\${SHELL} '$am_aux_dir/install-sh'" ;;
+ *)
+ install_sh="\${SHELL} $am_aux_dir/install-sh"
+ esac
+fi
+AC_SUBST([install_sh])])
-# Copyright (C) 2003, 2005 Free Software Foundation, Inc.
+# Copyright (C) 2003-2012 Free Software Foundation, Inc.
#
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
-# serial 2
-
# Check whether the underlying file-system supports filenames
# with a leading dot. For instance MS-DOS doesn't.
AC_DEFUN([AM_SET_LEADING_DOT],
@@ -662,27 +802,36 @@ AC_SUBST([am__leading_dot])])
# Add --enable-maintainer-mode option to configure. -*- Autoconf -*-
# From Jim Meyering
-# Copyright (C) 1996, 1998, 2000, 2001, 2002, 2003, 2004, 2005
-# Free Software Foundation, Inc.
+# Copyright (C) 1996-2012 Free Software Foundation, Inc.
#
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
-# serial 4
-
+# AM_MAINTAINER_MODE([DEFAULT-MODE])
+# ----------------------------------
+# Control maintainer-specific portions of Makefiles.
+# Default is to disable them, unless 'enable' is passed literally.
+# For symmetry, 'disable' may be passed as well. Anyway, the user
+# can override the default with the --enable/--disable switch.
AC_DEFUN([AM_MAINTAINER_MODE],
-[AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
- dnl maintainer-mode is disabled by default
- AC_ARG_ENABLE(maintainer-mode,
-[ --enable-maintainer-mode enable make rules and dependencies not useful
- (and sometimes confusing) to the casual installer],
- USE_MAINTAINER_MODE=$enableval,
- USE_MAINTAINER_MODE=no)
+[m4_case(m4_default([$1], [disable]),
+ [enable], [m4_define([am_maintainer_other], [disable])],
+ [disable], [m4_define([am_maintainer_other], [enable])],
+ [m4_define([am_maintainer_other], [enable])
+ m4_warn([syntax], [unexpected argument to AM@&t@_MAINTAINER_MODE: $1])])
+AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
+ dnl maintainer-mode's default is 'disable' unless 'enable' is passed
+ AC_ARG_ENABLE([maintainer-mode],
+ [AS_HELP_STRING([--]am_maintainer_other[-maintainer-mode],
+ am_maintainer_other[ make rules and dependencies not useful
+ (and sometimes confusing) to the casual installer])],
+ [USE_MAINTAINER_MODE=$enableval],
+ [USE_MAINTAINER_MODE=]m4_if(am_maintainer_other, [enable], [no], [yes]))
AC_MSG_RESULT([$USE_MAINTAINER_MODE])
- AM_CONDITIONAL(MAINTAINER_MODE, [test $USE_MAINTAINER_MODE = yes])
+ AM_CONDITIONAL([MAINTAINER_MODE], [test $USE_MAINTAINER_MODE = yes])
MAINT=$MAINTAINER_MODE_TRUE
- AC_SUBST(MAINT)dnl
+ AC_SUBST([MAINT])dnl
]
)
@@ -690,14 +839,12 @@ AU_DEFUN([jm_MAINTAINER_MODE], [AM_MAINTAINER_MODE])
# Check to see how 'make' treats includes. -*- Autoconf -*-
-# Copyright (C) 2001, 2002, 2003, 2005 Free Software Foundation, Inc.
+# Copyright (C) 2001-2012 Free Software Foundation, Inc.
#
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
-# serial 3
-
# AM_MAKE_INCLUDE()
# -----------------
# Check to see how make treats includes.
@@ -705,7 +852,7 @@ AC_DEFUN([AM_MAKE_INCLUDE],
[am_make=${MAKE-make}
cat > confinc << 'END'
am__doit:
- @echo done
+ @echo this is the am__doit target
.PHONY: am__doit
END
# If we don't find an include directive, just comment out the code.
@@ -715,24 +862,24 @@ am__quote=
_am_result=none
# First try GNU make style include.
echo "include confinc" > confmf
-# We grep out `Entering directory' and `Leaving directory'
-# messages which can occur if `w' ends up in MAKEFLAGS.
-# In particular we don't look at `^make:' because GNU make might
-# be invoked under some other name (usually "gmake"), in which
-# case it prints its new name instead of `make'.
-if test "`$am_make -s -f confmf 2> /dev/null | grep -v 'ing directory'`" = "done"; then
- am__include=include
- am__quote=
- _am_result=GNU
-fi
+# Ignore all kinds of additional output from 'make'.
+case `$am_make -s -f confmf 2> /dev/null` in #(
+*the\ am__doit\ target*)
+ am__include=include
+ am__quote=
+ _am_result=GNU
+ ;;
+esac
# Now try BSD make style include.
if test "$am__include" = "#"; then
echo '.include "confinc"' > confmf
- if test "`$am_make -s -f confmf 2> /dev/null`" = "done"; then
- am__include=.include
- am__quote="\""
- _am_result=BSD
- fi
+ case `$am_make -s -f confmf 2> /dev/null` in #(
+ *the\ am__doit\ target*)
+ am__include=.include
+ am__quote="\""
+ _am_result=BSD
+ ;;
+ esac
fi
AC_SUBST([am__include])
AC_SUBST([am__quote])
@@ -742,15 +889,12 @@ rm -f confinc confmf
# Fake the existence of programs that GNU maintainers use. -*- Autoconf -*-
-# Copyright (C) 1997, 1999, 2000, 2001, 2003, 2005
-# Free Software Foundation, Inc.
+# Copyright (C) 1997-2012 Free Software Foundation, Inc.
#
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
-# serial 4
-
# AM_MISSING_PROG(NAME, PROGRAM)
# ------------------------------
AC_DEFUN([AM_MISSING_PROG],
@@ -758,112 +902,54 @@ AC_DEFUN([AM_MISSING_PROG],
$1=${$1-"${am_missing_run}$2"}
AC_SUBST($1)])
-
# AM_MISSING_HAS_RUN
# ------------------
# Define MISSING if not defined so far and test if it supports --run.
# If it does, set am_missing_run to use it, otherwise, to nothing.
AC_DEFUN([AM_MISSING_HAS_RUN],
[AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
-test x"${MISSING+set}" = xset || MISSING="\${SHELL} $am_aux_dir/missing"
+AC_REQUIRE_AUX_FILE([missing])dnl
+if test x"${MISSING+set}" != xset; then
+ case $am_aux_dir in
+ *\ * | *\ *)
+ MISSING="\${SHELL} \"$am_aux_dir/missing\"" ;;
+ *)
+ MISSING="\${SHELL} $am_aux_dir/missing" ;;
+ esac
+fi
# Use eval to expand $SHELL
if eval "$MISSING --run true"; then
am_missing_run="$MISSING --run "
else
am_missing_run=
- AC_MSG_WARN([`missing' script is too old or missing])
+ AC_MSG_WARN(['missing' script is too old or missing])
fi
])
-# Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc.
-#
-# This file is free software; the Free Software Foundation
-# gives unlimited permission to copy and/or distribute it,
-# with or without modifications, as long as this notice is preserved.
-
-# AM_PROG_MKDIR_P
-# ---------------
-# Check whether `mkdir -p' is supported, fallback to mkinstalldirs otherwise.
-#
-# Automake 1.8 used `mkdir -m 0755 -p --' to ensure that directories
-# created by `make install' are always world readable, even if the
-# installer happens to have an overly restrictive umask (e.g. 077).
-# This was a mistake. There are at least two reasons why we must not
-# use `-m 0755':
-# - it causes special bits like SGID to be ignored,
-# - it may be too restrictive (some setups expect 775 directories).
-#
-# Do not use -m 0755 and let people choose whatever they expect by
-# setting umask.
-#
-# We cannot accept any implementation of `mkdir' that recognizes `-p'.
-# Some implementations (such as Solaris 8's) are not thread-safe: if a
-# parallel make tries to run `mkdir -p a/b' and `mkdir -p a/c'
-# concurrently, both version can detect that a/ is missing, but only
-# one can create it and the other will error out. Consequently we
-# restrict ourselves to GNU make (using the --version option ensures
-# this.)
-AC_DEFUN([AM_PROG_MKDIR_P],
-[if mkdir -p --version . >/dev/null 2>&1 && test ! -d ./--version; then
- # We used to keeping the `.' as first argument, in order to
- # allow $(mkdir_p) to be used without argument. As in
- # $(mkdir_p) $(somedir)
- # where $(somedir) is conditionally defined. However this is wrong
- # for two reasons:
- # 1. if the package is installed by a user who cannot write `.'
- # make install will fail,
- # 2. the above comment should most certainly read
- # $(mkdir_p) $(DESTDIR)$(somedir)
- # so it does not work when $(somedir) is undefined and
- # $(DESTDIR) is not.
- # To support the latter case, we have to write
- # test -z "$(somedir)" || $(mkdir_p) $(DESTDIR)$(somedir),
- # so the `.' trick is pointless.
- mkdir_p='mkdir -p --'
-else
- # On NextStep and OpenStep, the `mkdir' command does not
- # recognize any option. It will interpret all options as
- # directories to create, and then abort because `.' already
- # exists.
- for d in ./-p ./--version;
- do
- test -d $d && rmdir $d
- done
- # $(mkinstalldirs) is defined by Automake if mkinstalldirs exists.
- if test -f "$ac_aux_dir/mkinstalldirs"; then
- mkdir_p='$(mkinstalldirs)'
- else
- mkdir_p='$(SHELL) $(install_sh) -d'
- fi
-fi
-AC_SUBST([mkdir_p])])
-
# Helper functions for option handling. -*- Autoconf -*-
-# Copyright (C) 2001, 2002, 2003, 2005 Free Software Foundation, Inc.
+# Copyright (C) 2001-2012 Free Software Foundation, Inc.
#
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
-# serial 3
-
# _AM_MANGLE_OPTION(NAME)
# -----------------------
AC_DEFUN([_AM_MANGLE_OPTION],
[[_AM_OPTION_]m4_bpatsubst($1, [[^a-zA-Z0-9_]], [_])])
# _AM_SET_OPTION(NAME)
-# ------------------------------
+# --------------------
# Set option NAME. Presently that only means defining a flag for this option.
AC_DEFUN([_AM_SET_OPTION],
-[m4_define(_AM_MANGLE_OPTION([$1]), 1)])
+[m4_define(_AM_MANGLE_OPTION([$1]), [1])])
# _AM_SET_OPTIONS(OPTIONS)
-# ----------------------------------
+# ------------------------
# OPTIONS is a space-separated list of Automake options.
AC_DEFUN([_AM_SET_OPTIONS],
-[AC_FOREACH([_AM_Option], [$1], [_AM_SET_OPTION(_AM_Option)])])
+[m4_foreach_w([_AM_Option], [$1], [_AM_SET_OPTION(_AM_Option)])])
# _AM_IF_OPTION(OPTION, IF-SET, [IF-NOT-SET])
# -------------------------------------------
@@ -871,7 +957,150 @@ AC_DEFUN([_AM_SET_OPTIONS],
AC_DEFUN([_AM_IF_OPTION],
[m4_ifset(_AM_MANGLE_OPTION([$1]), [$2], [$3])])
-# Copyright (C) 2001, 2003, 2005 Free Software Foundation, Inc.
+# Check to make sure that the build environment is sane. -*- Autoconf -*-
+
+# Copyright (C) 1996-2012 Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# AM_SANITY_CHECK
+# ---------------
+AC_DEFUN([AM_SANITY_CHECK],
+[AC_MSG_CHECKING([whether build environment is sane])
+# Reject unsafe characters in $srcdir or the absolute working directory
+# name. Accept space and tab only in the latter.
+am_lf='
+'
+case `pwd` in
+ *[[\\\"\#\$\&\'\`$am_lf]]*)
+ AC_MSG_ERROR([unsafe absolute working directory name]);;
+esac
+case $srcdir in
+ *[[\\\"\#\$\&\'\`$am_lf\ \ ]]*)
+ AC_MSG_ERROR([unsafe srcdir value: '$srcdir']);;
+esac
+
+# Do 'set' in a subshell so we don't clobber the current shell's
+# arguments. Must try -L first in case configure is actually a
+# symlink; some systems play weird games with the mod time of symlinks
+# (eg FreeBSD returns the mod time of the symlink's containing
+# directory).
+if (
+ am_has_slept=no
+ for am_try in 1 2; do
+ echo "timestamp, slept: $am_has_slept" > conftest.file
+ set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null`
+ if test "$[*]" = "X"; then
+ # -L didn't work.
+ set X `ls -t "$srcdir/configure" conftest.file`
+ fi
+ if test "$[*]" != "X $srcdir/configure conftest.file" \
+ && test "$[*]" != "X conftest.file $srcdir/configure"; then
+
+ # If neither matched, then we have a broken ls. This can happen
+ # if, for instance, CONFIG_SHELL is bash and it inherits a
+ # broken ls alias from the environment. This has actually
+ # happened. Such a system could not be considered "sane".
+ AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken
+ alias in your environment])
+ fi
+ if test "$[2]" = conftest.file || test $am_try -eq 2; then
+ break
+ fi
+ # Just in case.
+ sleep 1
+ am_has_slept=yes
+ done
+ test "$[2]" = conftest.file
+ )
+then
+ # Ok.
+ :
+else
+ AC_MSG_ERROR([newly created file is older than distributed files!
+Check your system clock])
+fi
+AC_MSG_RESULT([yes])
+# If we didn't sleep, we still need to ensure time stamps of config.status and
+# generated files are strictly newer.
+am_sleep_pid=
+if grep 'slept: no' conftest.file >/dev/null 2>&1; then
+ ( sleep 1 ) &
+ am_sleep_pid=$!
+fi
+AC_CONFIG_COMMANDS_PRE(
+ [AC_MSG_CHECKING([that generated files are newer than configure])
+ if test -n "$am_sleep_pid"; then
+ # Hide warnings about reused PIDs.
+ wait $am_sleep_pid 2>/dev/null
+ fi
+ AC_MSG_RESULT([done])])
+rm -f conftest.file
+])
+
+# Copyright (C) 2009-2012 Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# AM_SILENT_RULES([DEFAULT])
+# --------------------------
+# Enable less verbose build rules; with the default set to DEFAULT
+# ("yes" being less verbose, "no" or empty being verbose).
+AC_DEFUN([AM_SILENT_RULES],
+[AC_ARG_ENABLE([silent-rules], [dnl
+AS_HELP_STRING(
+ [--enable-silent-rules],
+ [less verbose build output (undo: "make V=1")])
+AS_HELP_STRING(
+ [--disable-silent-rules],
+ [verbose build output (undo: "make V=0")])dnl
+])
+case $enable_silent_rules in @%:@ (((
+ yes) AM_DEFAULT_VERBOSITY=0;;
+ no) AM_DEFAULT_VERBOSITY=1;;
+ *) AM_DEFAULT_VERBOSITY=m4_if([$1], [yes], [0], [1]);;
+esac
+dnl
+dnl A few 'make' implementations (e.g., NonStop OS and NextStep)
+dnl do not support nested variable expansions.
+dnl See automake bug#9928 and bug#10237.
+am_make=${MAKE-make}
+AC_CACHE_CHECK([whether $am_make supports nested variables],
+ [am_cv_make_support_nested_variables],
+ [if AS_ECHO([['TRUE=$(BAR$(V))
+BAR0=false
+BAR1=true
+V=1
+am__doit:
+ @$(TRUE)
+.PHONY: am__doit']]) | $am_make -f - >/dev/null 2>&1; then
+ am_cv_make_support_nested_variables=yes
+else
+ am_cv_make_support_nested_variables=no
+fi])
+if test $am_cv_make_support_nested_variables = yes; then
+ dnl Using '$V' instead of '$(V)' breaks IRIX make.
+ AM_V='$(V)'
+ AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)'
+else
+ AM_V=$AM_DEFAULT_VERBOSITY
+ AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY
+fi
+AC_SUBST([AM_V])dnl
+AM_SUBST_NOTMAKE([AM_V])dnl
+AC_SUBST([AM_DEFAULT_V])dnl
+AM_SUBST_NOTMAKE([AM_DEFAULT_V])dnl
+AC_SUBST([AM_DEFAULT_VERBOSITY])dnl
+AM_BACKSLASH='\'
+AC_SUBST([AM_BACKSLASH])dnl
+_AM_SUBST_NOTMAKE([AM_BACKSLASH])dnl
+])
+
+# Copyright (C) 2001-2012 Free Software Foundation, Inc.
#
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
@@ -879,40 +1108,55 @@ AC_DEFUN([_AM_IF_OPTION],
# AM_PROG_INSTALL_STRIP
# ---------------------
-# One issue with vendor `install' (even GNU) is that you can't
+# One issue with vendor 'install' (even GNU) is that you can't
# specify the program used to strip binaries. This is especially
# annoying in cross-compiling environments, where the build's strip
# is unlikely to handle the host's binaries.
# Fortunately install-sh will honor a STRIPPROG variable, so we
-# always use install-sh in `make install-strip', and initialize
+# always use install-sh in "make install-strip", and initialize
# STRIPPROG with the value of the STRIP variable (set by the user).
AC_DEFUN([AM_PROG_INSTALL_STRIP],
[AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
-# Installed binaries are usually stripped using `strip' when the user
-# run `make install-strip'. However `strip' might not be the right
+# Installed binaries are usually stripped using 'strip' when the user
+# run "make install-strip". However 'strip' might not be the right
# tool to use in cross-compilation environments, therefore Automake
-# will honor the `STRIP' environment variable to overrule this program.
-dnl Don't test for $cross_compiling = yes, because it might be `maybe'.
+# will honor the 'STRIP' environment variable to overrule this program.
+dnl Don't test for $cross_compiling = yes, because it might be 'maybe'.
if test "$cross_compiling" != no; then
AC_CHECK_TOOL([STRIP], [strip], :)
fi
-INSTALL_STRIP_PROGRAM="\${SHELL} \$(install_sh) -c -s"
+INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s"
AC_SUBST([INSTALL_STRIP_PROGRAM])])
+# Copyright (C) 2006-2012 Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# _AM_SUBST_NOTMAKE(VARIABLE)
+# ---------------------------
+# Prevent Automake from outputting VARIABLE = @VARIABLE@ in Makefile.in.
+# This macro is traced by Automake.
+AC_DEFUN([_AM_SUBST_NOTMAKE])
+
+# AM_SUBST_NOTMAKE(VARIABLE)
+# --------------------------
+# Public sister of _AM_SUBST_NOTMAKE.
+AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)])
+
# Check how to create a tarball. -*- Autoconf -*-
-# Copyright (C) 2004, 2005 Free Software Foundation, Inc.
+# Copyright (C) 2004-2012 Free Software Foundation, Inc.
#
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
-# serial 2
-
# _AM_PROG_TAR(FORMAT)
# --------------------
# Check how to create a tarball in format FORMAT.
-# FORMAT should be one of `v7', `ustar', or `pax'.
+# FORMAT should be one of 'v7', 'ustar', or 'pax'.
#
# Substitute a variable $(am__tar) that is a command
# writing to stdout a FORMAT-tarball containing the directory
@@ -923,10 +1167,11 @@ AC_SUBST([INSTALL_STRIP_PROGRAM])])
# a tarball read from stdin.
# $(am__untar) < result.tar
AC_DEFUN([_AM_PROG_TAR],
-[# Always define AMTAR for backward compatibility.
-AM_MISSING_PROG([AMTAR], [tar])
+[# Always define AMTAR for backward compatibility. Yes, it's still used
+# in the wild :-( We should find a proper way to deprecate it ...
+AC_SUBST([AMTAR], ['$${TAR-tar}'])
m4_if([$1], [v7],
- [am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -'],
+ [am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'],
[m4_case([$1], [ustar],, [pax],,
[m4_fatal([Unknown tar format])])
AC_MSG_CHECKING([how to create a $1 tar archive])
@@ -934,7 +1179,7 @@ AC_MSG_CHECKING([how to create a $1 tar archive])
_am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none'
_am_tools=${am_cv_prog_tar_$1-$_am_tools}
# Do not fold the above two line into one, because Tru64 sh and
-# Solaris sh will not grok spaces in the rhs of `-'.
+# Solaris sh will not grok spaces in the rhs of '-'.
for _am_tool in $_am_tools
do
case $_am_tool in
@@ -998,7 +1243,7 @@ AC_SUBST([am__untar])
dnl xorg-macros.m4. Generated from xorg-macros.m4.in xorgversion.m4 by configure.
dnl
dnl Copyright (c) 2005, 2006, Oracle and/or its affiliates. All rights reserved.
-dnl
+dnl
dnl Permission is hereby granted, free of charge, to any person obtaining a
dnl copy of this software and associated documentation files (the "Software"),
dnl to deal in the Software without restriction, including without limitation
@@ -1031,10 +1276,10 @@ dnl DEALINGS IN THE SOFTWARE.
# [m4_fatal([must install xorg-macros 1.1 or later before running autoconf/autogen])])
#
#
-# See the "minimum version" comment for each macro you use to see what
+# See the "minimum version" comment for each macro you use to see what
# version you require.
m4_defun([XORG_MACROS_VERSION],[
-m4_define([vers_have], [1.11.0])
+m4_define([vers_have], [1.19.0])
m4_define([maj_have], m4_substr(vers_have, 0, m4_index(vers_have, [.])))
m4_define([maj_needed], m4_substr([$1], 0, m4_index([$1], [.])))
m4_if(m4_cmp(maj_have, maj_needed), 0,,
@@ -1054,14 +1299,14 @@ m4_undefine([maj_needed])
# such as man pages and config files
AC_DEFUN([XORG_PROG_RAWCPP],[
AC_REQUIRE([AC_PROG_CPP])
-AC_PATH_PROGS(RAWCPP, [cpp], [${CPP}],
+AC_PATH_PROGS(RAWCPP, [cpp], [${CPP}],
[$PATH:/bin:/usr/bin:/usr/lib:/usr/libexec:/usr/ccs/lib:/usr/ccs/lbin:/lib])
# Check for flag to avoid builtin definitions - assumes unix is predefined,
# which is not the best choice for supporting other OS'es, but covers most
# of the ones we need for now.
AC_MSG_CHECKING([if $RAWCPP requires -undef])
-AC_LANG_CONFTEST([Does cpp redefine unix ?])
+AC_LANG_CONFTEST([AC_LANG_SOURCE([[Does cpp redefine unix ?]])])
if test `${RAWCPP} < conftest.$ac_ext | grep -c 'unix'` -eq 1 ; then
AC_MSG_RESULT([no])
else
@@ -1079,11 +1324,12 @@ fi
rm -f conftest.$ac_ext
AC_MSG_CHECKING([if $RAWCPP requires -traditional])
-AC_LANG_CONFTEST([Does cpp preserve "whitespace"?])
+AC_LANG_CONFTEST([AC_LANG_SOURCE([[Does cpp preserve "whitespace"?]])])
if test `${RAWCPP} < conftest.$ac_ext | grep -c 'preserve \"'` -eq 1 ; then
AC_MSG_RESULT([no])
else
if test `${RAWCPP} -traditional < conftest.$ac_ext | grep -c 'preserve \"'` -eq 1 ; then
+ TRADITIONALCPPFLAGS="-traditional"
RAWCPPFLAGS="${RAWCPPFLAGS} -traditional"
AC_MSG_RESULT([yes])
else
@@ -1092,6 +1338,7 @@ else
fi
rm -f conftest.$ac_ext
AC_SUBST(RAWCPPFLAGS)
+AC_SUBST(TRADITIONALCPPFLAGS)
]) # XORG_PROG_RAWCPP
# XORG_MANPAGE_SECTIONS()
@@ -1429,6 +1676,123 @@ AM_CONDITIONAL([HAVE_XMLTO_TEXT], [test $have_xmlto_text = yes])
AM_CONDITIONAL([HAVE_XMLTO], [test "$have_xmlto" = yes])
]) # XORG_WITH_XMLTO
+# XORG_WITH_XSLTPROC([MIN-VERSION], [DEFAULT])
+# --------------------------------------------
+# Minimum version: 1.12.0
+# Minimum version for optional DEFAULT argument: 1.12.0
+#
+# XSLT (Extensible Stylesheet Language Transformations) is a declarative,
+# XML-based language used for the transformation of XML documents.
+# The xsltproc command line tool is for applying XSLT stylesheets to XML documents.
+# It is used under the cover by xmlto to generate html files from DocBook/XML.
+# The XSLT processor is often used as a standalone tool for transformations.
+# It should not be assumed that this tool is used only to work with documnetation.
+# When DEFAULT is not specified, --with-xsltproc assumes 'auto'.
+#
+# Interface to module:
+# HAVE_XSLTPROC: used in makefiles to conditionally generate documentation
+# XSLTPROC: returns the path of the xsltproc program found
+# returns the path set by the user in the environment
+# --with-xsltproc: 'yes' user instructs the module to use xsltproc
+# 'no' user instructs the module not to use xsltproc
+# have_xsltproc: returns yes if xsltproc found in PATH or no
+#
+# If the user sets the value of XSLTPROC, AC_PATH_PROG skips testing the path.
+#
+AC_DEFUN([XORG_WITH_XSLTPROC],[
+AC_ARG_VAR([XSLTPROC], [Path to xsltproc command])
+# Preserves the interface, should it be implemented later
+m4_ifval([$1], [m4_warn([syntax], [Checking for xsltproc MIN-VERSION is not implemented])])
+m4_define([_defopt], m4_default([$2], [auto]))
+AC_ARG_WITH(xsltproc,
+ AS_HELP_STRING([--with-xsltproc],
+ [Use xsltproc for the transformation of XML documents (default: ]_defopt[)]),
+ [use_xsltproc=$withval], [use_xsltproc=]_defopt)
+m4_undefine([_defopt])
+
+if test "x$use_xsltproc" = x"auto"; then
+ AC_PATH_PROG([XSLTPROC], [xsltproc])
+ if test "x$XSLTPROC" = "x"; then
+ AC_MSG_WARN([xsltproc not found - cannot transform XML documents])
+ have_xsltproc=no
+ else
+ have_xsltproc=yes
+ fi
+elif test "x$use_xsltproc" = x"yes" ; then
+ AC_PATH_PROG([XSLTPROC], [xsltproc])
+ if test "x$XSLTPROC" = "x"; then
+ AC_MSG_ERROR([--with-xsltproc=yes specified but xsltproc not found in PATH])
+ fi
+ have_xsltproc=yes
+elif test "x$use_xsltproc" = x"no" ; then
+ if test "x$XSLTPROC" != "x"; then
+ AC_MSG_WARN([ignoring XSLTPROC environment variable since --with-xsltproc=no was specified])
+ fi
+ have_xsltproc=no
+else
+ AC_MSG_ERROR([--with-xsltproc expects 'yes' or 'no'])
+fi
+
+AM_CONDITIONAL([HAVE_XSLTPROC], [test "$have_xsltproc" = yes])
+]) # XORG_WITH_XSLTPROC
+
+# XORG_WITH_PERL([MIN-VERSION], [DEFAULT])
+# ----------------------------------------
+# Minimum version: 1.15.0
+#
+# PERL (Practical Extraction and Report Language) is a language optimized for
+# scanning arbitrary text files, extracting information from those text files,
+# and printing reports based on that information.
+#
+# When DEFAULT is not specified, --with-perl assumes 'auto'.
+#
+# Interface to module:
+# HAVE_PERL: used in makefiles to conditionally scan text files
+# PERL: returns the path of the perl program found
+# returns the path set by the user in the environment
+# --with-perl: 'yes' user instructs the module to use perl
+# 'no' user instructs the module not to use perl
+# have_perl: returns yes if perl found in PATH or no
+#
+# If the user sets the value of PERL, AC_PATH_PROG skips testing the path.
+#
+AC_DEFUN([XORG_WITH_PERL],[
+AC_ARG_VAR([PERL], [Path to perl command])
+# Preserves the interface, should it be implemented later
+m4_ifval([$1], [m4_warn([syntax], [Checking for perl MIN-VERSION is not implemented])])
+m4_define([_defopt], m4_default([$2], [auto]))
+AC_ARG_WITH(perl,
+ AS_HELP_STRING([--with-perl],
+ [Use perl for extracting information from files (default: ]_defopt[)]),
+ [use_perl=$withval], [use_perl=]_defopt)
+m4_undefine([_defopt])
+
+if test "x$use_perl" = x"auto"; then
+ AC_PATH_PROG([PERL], [perl])
+ if test "x$PERL" = "x"; then
+ AC_MSG_WARN([perl not found - cannot extract information and report])
+ have_perl=no
+ else
+ have_perl=yes
+ fi
+elif test "x$use_perl" = x"yes" ; then
+ AC_PATH_PROG([PERL], [perl])
+ if test "x$PERL" = "x"; then
+ AC_MSG_ERROR([--with-perl=yes specified but perl not found in PATH])
+ fi
+ have_perl=yes
+elif test "x$use_perl" = x"no" ; then
+ if test "x$PERL" != "x"; then
+ AC_MSG_WARN([ignoring PERL environment variable since --with-perl=no was specified])
+ fi
+ have_perl=no
+else
+ AC_MSG_ERROR([--with-perl expects 'yes' or 'no'])
+fi
+
+AM_CONDITIONAL([HAVE_PERL], [test "$have_perl" = yes])
+]) # XORG_WITH_PERL
+
# XORG_WITH_ASCIIDOC([MIN-VERSION], [DEFAULT])
# ----------------
# Minimum version: 1.5.0
@@ -1499,9 +1863,10 @@ AM_CONDITIONAL([HAVE_ASCIIDOC], [test "$have_asciidoc" = yes])
]) # XORG_WITH_ASCIIDOC
# XORG_WITH_DOXYGEN([MIN-VERSION], [DEFAULT])
-# --------------------------------
+# -------------------------------------------
# Minimum version: 1.5.0
# Minimum version for optional DEFAULT argument: 1.11.0
+# Minimum version for optional DOT checking: 1.18.0
#
# Documentation tools are not always available on all platforms and sometimes
# not at the appropriate level. This macro enables a module to test for the
@@ -1521,6 +1886,7 @@ AM_CONDITIONAL([HAVE_ASCIIDOC], [test "$have_asciidoc" = yes])
#
AC_DEFUN([XORG_WITH_DOXYGEN],[
AC_ARG_VAR([DOXYGEN], [Path to doxygen command])
+AC_ARG_VAR([DOT], [Path to the dot graphics utility])
m4_define([_defopt], m4_default([$2], [auto]))
AC_ARG_WITH(doxygen,
AS_HELP_STRING([--with-doxygen],
@@ -1564,6 +1930,20 @@ m4_ifval([$1],
AC_MSG_ERROR([doxygen version $doxygen_version found, but $1 needed])
fi])
fi])
+
+dnl Check for DOT if we have doxygen. The caller decides if it is mandatory
+dnl HAVE_DOT is a variable that can be used in your doxygen.in config file:
+dnl HAVE_DOT = @HAVE_DOT@
+HAVE_DOT=no
+if test "x$have_doxygen" = "xyes"; then
+ AC_PATH_PROG([DOT], [dot])
+ if test "x$DOT" != "x"; then
+ HAVE_DOT=yes
+ fi
+fi
+
+AC_SUBST([HAVE_DOT])
+AM_CONDITIONAL([HAVE_DOT], [test "$HAVE_DOT" = "yes"])
AM_CONDITIONAL([HAVE_DOXYGEN], [test "$have_doxygen" = yes])
]) # XORG_WITH_DOXYGEN
@@ -1674,10 +2054,11 @@ AM_CONDITIONAL([HAVE_GROFF_MM], [test "$groff_mm_works" = yes])
AM_CONDITIONAL([HAVE_GROFF_HTML], [test "$have_groff_html" = yes])
]) # XORG_WITH_GROFF
-# XORG_WITH_FOP([DEFAULT])
-# ----------------
+# XORG_WITH_FOP([MIN-VERSION], [DEFAULT])
+# ---------------------------------------
# Minimum version: 1.6.0
# Minimum version for optional DEFAULT argument: 1.11.0
+# Minimum version for optional MIN-VERSION argument: 1.15.0
#
# Documentation tools are not always available on all platforms and sometimes
# not at the appropriate level. This macro enables a module to test for the
@@ -1697,7 +2078,7 @@ AM_CONDITIONAL([HAVE_GROFF_HTML], [test "$have_groff_html" = yes])
#
AC_DEFUN([XORG_WITH_FOP],[
AC_ARG_VAR([FOP], [Path to fop command])
-m4_define([_defopt], m4_default([$1], [auto]))
+m4_define([_defopt], m4_default([$2], [auto]))
AC_ARG_WITH(fop,
AS_HELP_STRING([--with-fop],
[Use fop to regenerate documentation (default: ]_defopt[)]),
@@ -1726,9 +2107,48 @@ elif test "x$use_fop" = x"no" ; then
else
AC_MSG_ERROR([--with-fop expects 'yes' or 'no'])
fi
+
+# Test for a minimum version of fop, if provided.
+m4_ifval([$1],
+[if test "$have_fop" = yes; then
+ # scrape the fop version
+ AC_MSG_CHECKING([for fop minimum version])
+ fop_version=`$FOP -version 2>/dev/null | cut -d' ' -f3`
+ AC_MSG_RESULT([$fop_version])
+ AS_VERSION_COMPARE([$fop_version], [$1],
+ [if test "x$use_fop" = xauto; then
+ AC_MSG_WARN([fop version $fop_version found, but $1 needed])
+ have_fop=no
+ else
+ AC_MSG_ERROR([fop version $fop_version found, but $1 needed])
+ fi])
+fi])
AM_CONDITIONAL([HAVE_FOP], [test "$have_fop" = yes])
]) # XORG_WITH_FOP
+# XORG_WITH_M4([MIN-VERSION])
+# ---------------------------
+# Minimum version: 1.19.0
+#
+# This macro attempts to locate an m4 macro processor which supports
+# -I option and is only useful for modules relying on M4 in order to
+# expand macros in source code files.
+#
+# Interface to module:
+# M4: returns the path of the m4 program found
+# returns the path set by the user in the environment
+#
+AC_DEFUN([XORG_WITH_M4], [
+AC_CACHE_CHECK([for m4 that supports -I option], [ac_cv_path_M4],
+ [AC_PATH_PROGS_FEATURE_CHECK([M4], [m4 gm4],
+ [[$ac_path_M4 -I. /dev/null > /dev/null 2>&1 && \
+ ac_cv_path_M4=$ac_path_M4 ac_path_M4_found=:]],
+ [AC_MSG_ERROR([could not find m4 that supports -I option])],
+ [$PATH:/usr/gnu/bin])])
+
+AC_SUBST([M4], [$ac_cv_path_M4])
+]) # XORG_WITH_M4
+
# XORG_WITH_PS2PDF([DEFAULT])
# ----------------
# Minimum version: 1.6.0
@@ -1808,12 +2228,12 @@ AM_CONDITIONAL([HAVE_PS2PDF], [test "$have_ps2pdf" = yes])
# parm1: specify the default value, yes or no.
#
AC_DEFUN([XORG_ENABLE_DOCS],[
-m4_define([default], m4_default([$1], [yes]))
+m4_define([docs_default], m4_default([$1], [yes]))
AC_ARG_ENABLE(docs,
AS_HELP_STRING([--enable-docs],
- [Enable building the documentation (default: ]default[)]),
- [build_docs=$enableval], [build_docs=]default)
-m4_undefine([default])
+ [Enable building the documentation (default: ]docs_default[)]),
+ [build_docs=$enableval], [build_docs=]docs_default)
+m4_undefine([docs_default])
AM_CONDITIONAL(ENABLE_DOCS, [test x$build_docs = xyes])
AC_MSG_CHECKING([whether to build documentation])
AC_MSG_RESULT([$build_docs])
@@ -1885,6 +2305,288 @@ AC_MSG_CHECKING([whether to build functional specifications])
AC_MSG_RESULT([$build_specs])
]) # XORG_ENABLE_SPECS
+# XORG_ENABLE_UNIT_TESTS (enable_unit_tests=auto)
+# ----------------------------------------------
+# Minimum version: 1.13.0
+#
+# This macro enables a builder to enable/disable unit testing
+# It makes no assumption about the test cases implementation
+# Test cases may or may not use Automake "Support for test suites"
+# They may or may not use the software utility library GLib
+#
+# When used in conjunction with XORG_WITH_GLIB, use both AM_CONDITIONAL
+# ENABLE_UNIT_TESTS and HAVE_GLIB. Not all unit tests may use glib.
+# The variable enable_unit_tests is used by other macros in this file.
+#
+# Interface to module:
+# ENABLE_UNIT_TESTS: used in makefiles to conditionally build tests
+# enable_unit_tests: used in configure.ac for additional configuration
+# --enable-unit-tests: 'yes' user instructs the module to build tests
+# 'no' user instructs the module not to build tests
+# parm1: specify the default value, yes or no.
+#
+AC_DEFUN([XORG_ENABLE_UNIT_TESTS],[
+AC_BEFORE([$0], [XORG_WITH_GLIB])
+AC_BEFORE([$0], [XORG_LD_WRAP])
+AC_REQUIRE([XORG_MEMORY_CHECK_FLAGS])
+m4_define([_defopt], m4_default([$1], [auto]))
+AC_ARG_ENABLE(unit-tests, AS_HELP_STRING([--enable-unit-tests],
+ [Enable building unit test cases (default: ]_defopt[)]),
+ [enable_unit_tests=$enableval], [enable_unit_tests=]_defopt)
+m4_undefine([_defopt])
+AM_CONDITIONAL(ENABLE_UNIT_TESTS, [test "x$enable_unit_tests" != xno])
+AC_MSG_CHECKING([whether to build unit test cases])
+AC_MSG_RESULT([$enable_unit_tests])
+]) # XORG_ENABLE_UNIT_TESTS
+
+# XORG_ENABLE_INTEGRATION_TESTS (enable_unit_tests=auto)
+# ------------------------------------------------------
+# Minimum version: 1.17.0
+#
+# This macro enables a builder to enable/disable integration testing
+# It makes no assumption about the test cases' implementation
+# Test cases may or may not use Automake "Support for test suites"
+#
+# Please see XORG_ENABLE_UNIT_TESTS for unit test support. Unit test support
+# usually requires less dependencies and may be built and run under less
+# stringent environments than integration tests.
+#
+# Interface to module:
+# ENABLE_INTEGRATION_TESTS: used in makefiles to conditionally build tests
+# enable_integration_tests: used in configure.ac for additional configuration
+# --enable-integration-tests: 'yes' user instructs the module to build tests
+# 'no' user instructs the module not to build tests
+# parm1: specify the default value, yes or no.
+#
+AC_DEFUN([XORG_ENABLE_INTEGRATION_TESTS],[
+AC_REQUIRE([XORG_MEMORY_CHECK_FLAGS])
+m4_define([_defopt], m4_default([$1], [auto]))
+AC_ARG_ENABLE(integration-tests, AS_HELP_STRING([--enable-integration-tests],
+ [Enable building integration test cases (default: ]_defopt[)]),
+ [enable_integration_tests=$enableval],
+ [enable_integration_tests=]_defopt)
+m4_undefine([_defopt])
+AM_CONDITIONAL([ENABLE_INTEGRATION_TESTS],
+ [test "x$enable_integration_tests" != xno])
+AC_MSG_CHECKING([whether to build unit test cases])
+AC_MSG_RESULT([$enable_integration_tests])
+]) # XORG_ENABLE_INTEGRATION_TESTS
+
+# XORG_WITH_GLIB([MIN-VERSION], [DEFAULT])
+# ----------------------------------------
+# Minimum version: 1.13.0
+#
+# GLib is a library which provides advanced data structures and functions.
+# This macro enables a module to test for the presence of Glib.
+#
+# When used with ENABLE_UNIT_TESTS, it is assumed GLib is used for unit testing.
+# Otherwise the value of $enable_unit_tests is blank.
+#
+# Please see XORG_ENABLE_INTEGRATION_TESTS for integration test support. Unit
+# test support usually requires less dependencies and may be built and run under
+# less stringent environments than integration tests.
+#
+# Interface to module:
+# HAVE_GLIB: used in makefiles to conditionally build targets
+# with_glib: used in configure.ac to know if GLib has been found
+# --with-glib: 'yes' user instructs the module to use glib
+# 'no' user instructs the module not to use glib
+#
+AC_DEFUN([XORG_WITH_GLIB],[
+AC_REQUIRE([PKG_PROG_PKG_CONFIG])
+m4_define([_defopt], m4_default([$2], [auto]))
+AC_ARG_WITH(glib, AS_HELP_STRING([--with-glib],
+ [Use GLib library for unit testing (default: ]_defopt[)]),
+ [with_glib=$withval], [with_glib=]_defopt)
+m4_undefine([_defopt])
+
+have_glib=no
+# Do not probe GLib if user explicitly disabled unit testing
+if test "x$enable_unit_tests" != x"no"; then
+ # Do not probe GLib if user explicitly disabled it
+ if test "x$with_glib" != x"no"; then
+ m4_ifval(
+ [$1],
+ [PKG_CHECK_MODULES([GLIB], [glib-2.0 >= $1], [have_glib=yes], [have_glib=no])],
+ [PKG_CHECK_MODULES([GLIB], [glib-2.0], [have_glib=yes], [have_glib=no])]
+ )
+ fi
+fi
+
+# Not having GLib when unit testing has been explicitly requested is an error
+if test "x$enable_unit_tests" = x"yes"; then
+ if test "x$have_glib" = x"no"; then
+ AC_MSG_ERROR([--enable-unit-tests=yes specified but glib-2.0 not found])
+ fi
+fi
+
+# Having unit testing disabled when GLib has been explicitly requested is an error
+if test "x$enable_unit_tests" = x"no"; then
+ if test "x$with_glib" = x"yes"; then
+ AC_MSG_ERROR([--enable-unit-tests=yes specified but glib-2.0 not found])
+ fi
+fi
+
+# Not having GLib when it has been explicitly requested is an error
+if test "x$with_glib" = x"yes"; then
+ if test "x$have_glib" = x"no"; then
+ AC_MSG_ERROR([--with-glib=yes specified but glib-2.0 not found])
+ fi
+fi
+
+AM_CONDITIONAL([HAVE_GLIB], [test "$have_glib" = yes])
+]) # XORG_WITH_GLIB
+
+# XORG_LD_WRAP([required|optional])
+# ---------------------------------
+# Minimum version: 1.13.0
+#
+# Check if linker supports -wrap, passed via compiler flags
+#
+# When used with ENABLE_UNIT_TESTS, it is assumed -wrap is used for unit testing.
+# Otherwise the value of $enable_unit_tests is blank.
+#
+# Argument added in 1.16.0 - default is "required", to match existing behavior
+# of returning an error if enable_unit_tests is yes, and ld -wrap is not
+# available, an argument of "optional" allows use when some unit tests require
+# ld -wrap and others do not.
+#
+AC_DEFUN([XORG_LD_WRAP],[
+XORG_CHECK_LINKER_FLAGS([-Wl,-wrap,exit],[have_ld_wrap=yes],[have_ld_wrap=no],
+ [AC_LANG_PROGRAM([#include <stdlib.h>
+ void __wrap_exit(int status) { return; }],
+ [exit(0);])])
+# Not having ld wrap when unit testing has been explicitly requested is an error
+if test "x$enable_unit_tests" = x"yes" -a "x$1" != "xoptional"; then
+ if test "x$have_ld_wrap" = x"no"; then
+ AC_MSG_ERROR([--enable-unit-tests=yes specified but ld -wrap support is not available])
+ fi
+fi
+AM_CONDITIONAL([HAVE_LD_WRAP], [test "$have_ld_wrap" = yes])
+#
+]) # XORG_LD_WRAP
+
+# XORG_CHECK_LINKER_FLAGS
+# -----------------------
+# SYNOPSIS
+#
+# XORG_CHECK_LINKER_FLAGS(FLAGS, [ACTION-SUCCESS], [ACTION-FAILURE], [PROGRAM-SOURCE])
+#
+# DESCRIPTION
+#
+# Check whether the given linker FLAGS work with the current language's
+# linker, or whether they give an error.
+#
+# ACTION-SUCCESS/ACTION-FAILURE are shell commands to execute on
+# success/failure.
+#
+# PROGRAM-SOURCE is the program source to link with, if needed
+#
+# NOTE: Based on AX_CHECK_COMPILER_FLAGS.
+#
+# LICENSE
+#
+# Copyright (c) 2009 Mike Frysinger <vapier@gentoo.org>
+# Copyright (c) 2009 Steven G. Johnson <stevenj@alum.mit.edu>
+# Copyright (c) 2009 Matteo Frigo
+#
+# This program is free software: you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by the
+# Free Software Foundation, either version 3 of the License, or (at your
+# option) any later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
+# Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along
+# with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+# As a special exception, the respective Autoconf Macro's copyright owner
+# gives unlimited permission to copy, distribute and modify the configure
+# scripts that are the output of Autoconf when processing the Macro. You
+# need not follow the terms of the GNU General Public License when using
+# or distributing such scripts, even though portions of the text of the
+# Macro appear in them. The GNU General Public License (GPL) does govern
+# all other use of the material that constitutes the Autoconf Macro.
+#
+# This special exception to the GPL applies to versions of the Autoconf
+# Macro released by the Autoconf Archive. When you make and distribute a
+# modified version of the Autoconf Macro, you may extend this special
+# exception to the GPL to apply to your modified version as well.#
+AC_DEFUN([XORG_CHECK_LINKER_FLAGS],
+[AC_MSG_CHECKING([whether the linker accepts $1])
+dnl Some hackery here since AC_CACHE_VAL can't handle a non-literal varname:
+AS_LITERAL_IF([$1],
+ [AC_CACHE_VAL(AS_TR_SH(xorg_cv_linker_flags_[$1]), [
+ ax_save_FLAGS=$LDFLAGS
+ LDFLAGS="$1"
+ AC_LINK_IFELSE([m4_default([$4],[AC_LANG_PROGRAM()])],
+ AS_TR_SH(xorg_cv_linker_flags_[$1])=yes,
+ AS_TR_SH(xorg_cv_linker_flags_[$1])=no)
+ LDFLAGS=$ax_save_FLAGS])],
+ [ax_save_FLAGS=$LDFLAGS
+ LDFLAGS="$1"
+ AC_LINK_IFELSE([AC_LANG_PROGRAM()],
+ eval AS_TR_SH(xorg_cv_linker_flags_[$1])=yes,
+ eval AS_TR_SH(xorg_cv_linker_flags_[$1])=no)
+ LDFLAGS=$ax_save_FLAGS])
+eval xorg_check_linker_flags=$AS_TR_SH(xorg_cv_linker_flags_[$1])
+AC_MSG_RESULT($xorg_check_linker_flags)
+if test "x$xorg_check_linker_flags" = xyes; then
+ m4_default([$2], :)
+else
+ m4_default([$3], :)
+fi
+]) # XORG_CHECK_LINKER_FLAGS
+
+# XORG_MEMORY_CHECK_FLAGS
+# -----------------------
+# Minimum version: 1.16.0
+#
+# This macro attempts to find appropriate memory checking functionality
+# for various platforms which unit testing code may use to catch various
+# forms of memory allocation and access errors in testing.
+#
+# Interface to module:
+# XORG_MALLOC_DEBUG_ENV - environment variables to set to enable debugging
+# Usually added to TESTS_ENVIRONMENT in Makefile.am
+#
+# If the user sets the value of XORG_MALLOC_DEBUG_ENV, it is used verbatim.
+#
+AC_DEFUN([XORG_MEMORY_CHECK_FLAGS],[
+
+AC_REQUIRE([AC_CANONICAL_HOST])
+AC_ARG_VAR([XORG_MALLOC_DEBUG_ENV],
+ [Environment variables to enable memory checking in tests])
+
+# Check for different types of support on different platforms
+case $host_os in
+ solaris*)
+ AC_CHECK_LIB([umem], [umem_alloc],
+ [malloc_debug_env='LD_PRELOAD=libumem.so UMEM_DEBUG=default'])
+ ;;
+ *-gnu*) # GNU libc - Value is used as a single byte bit pattern,
+ # both directly and inverted, so should not be 0 or 255.
+ malloc_debug_env='MALLOC_PERTURB_=15'
+ ;;
+ darwin*)
+ malloc_debug_env='MallocPreScribble=1 MallocScribble=1 DYLD_INSERT_LIBRARIES=/usr/lib/libgmalloc.dylib'
+ ;;
+ *bsd*)
+ malloc_debug_env='MallocPreScribble=1 MallocScribble=1'
+ ;;
+esac
+
+# User supplied flags override default flags
+if test "x$XORG_MALLOC_DEBUG_ENV" != "x"; then
+ malloc_debug_env="$XORG_MALLOC_DEBUG_ENV"
+fi
+
+AC_SUBST([XORG_MALLOC_DEBUG_ENV],[$malloc_debug_env])
+]) # XORG_WITH_LINT
+
# XORG_CHECK_MALLOC_ZERO
# ----------------------
# Minimum version: 1.0.0
@@ -1901,21 +2603,20 @@ AC_ARG_ENABLE(malloc0returnsnull,
AC_MSG_CHECKING([whether malloc(0) returns NULL])
if test "x$MALLOC_ZERO_RETURNS_NULL" = xauto; then
- AC_RUN_IFELSE([
-char *malloc();
-char *realloc();
-char *calloc();
-main() {
+AC_CACHE_VAL([xorg_cv_malloc0_returns_null],
+ [AC_RUN_IFELSE([AC_LANG_PROGRAM([
+#include <stdlib.h>
+],[
char *m0, *r0, *c0, *p;
m0 = malloc(0);
p = malloc(10);
r0 = realloc(p,0);
- c0 = calloc(0);
- exit(m0 == 0 || r0 == 0 || c0 == 0 ? 0 : 1);
-}],
- [MALLOC_ZERO_RETURNS_NULL=yes],
- [MALLOC_ZERO_RETURNS_NULL=no],
- [MALLOC_ZERO_RETURNS_NULL=yes])
+ c0 = calloc(0,10);
+ exit((m0 == 0 || r0 == 0 || c0 == 0) ? 0 : 1);
+])],
+ [xorg_cv_malloc0_returns_null=yes],
+ [xorg_cv_malloc0_returns_null=no])])
+MALLOC_ZERO_RETURNS_NULL=$xorg_cv_malloc0_returns_null
fi
AC_MSG_RESULT([$MALLOC_ZERO_RETURNS_NULL])
@@ -2038,59 +2739,300 @@ AM_CONDITIONAL(MAKE_LINT_LIB, [test x$make_lint_lib != xno])
]) # XORG_LINT_LIBRARY
+# XORG_COMPILER_BRAND
+# -------------------
+# Minimum version: 1.14.0
+#
+# Checks for various brands of compilers and sets flags as appropriate:
+# GNU gcc - relies on AC_PROG_CC (via AC_PROG_CC_C99) to set GCC to "yes"
+# GNU g++ - relies on AC_PROG_CXX to set GXX to "yes"
+# clang compiler - sets CLANGCC to "yes"
+# Intel compiler - sets INTELCC to "yes"
+# Sun/Oracle Solaris Studio cc - sets SUNCC to "yes"
+#
+AC_DEFUN([XORG_COMPILER_BRAND], [
+AC_LANG_CASE(
+ [C], [
+ AC_REQUIRE([AC_PROG_CC_C99])
+ ],
+ [C++], [
+ AC_REQUIRE([AC_PROG_CXX])
+ ]
+)
+AC_CHECK_DECL([__clang__], [CLANGCC="yes"], [CLANGCC="no"])
+AC_CHECK_DECL([__INTEL_COMPILER], [INTELCC="yes"], [INTELCC="no"])
+AC_CHECK_DECL([__SUNPRO_C], [SUNCC="yes"], [SUNCC="no"])
+]) # XORG_COMPILER_BRAND
+
+# XORG_TESTSET_CFLAG(<variable>, <flag>, [<alternative flag>, ...])
+# ---------------
+# Minimum version: 1.16.0
+#
+# Test if the compiler works when passed the given flag as a command line argument.
+# If it succeeds, the flag is appeneded to the given variable. If not, it tries the
+# next flag in the list until there are no more options.
+#
+# Note that this does not guarantee that the compiler supports the flag as some
+# compilers will simply ignore arguments that they do not understand, but we do
+# attempt to weed out false positives by using -Werror=unknown-warning-option and
+# -Werror=unused-command-line-argument
+#
+AC_DEFUN([XORG_TESTSET_CFLAG], [
+m4_if([$#], 0, [m4_fatal([XORG_TESTSET_CFLAG was given with an unsupported number of arguments])])
+m4_if([$#], 1, [m4_fatal([XORG_TESTSET_CFLAG was given with an unsupported number of arguments])])
+
+AC_LANG_COMPILER_REQUIRE
+
+AC_LANG_CASE(
+ [C], [
+ AC_REQUIRE([AC_PROG_CC_C99])
+ define([PREFIX], [C])
+ define([CACHE_PREFIX], [cc])
+ define([COMPILER], [$CC])
+ ],
+ [C++], [
+ define([PREFIX], [CXX])
+ define([CACHE_PREFIX], [cxx])
+ define([COMPILER], [$CXX])
+ ]
+)
+
+[xorg_testset_save_]PREFIX[FLAGS]="$PREFIX[FLAGS]"
+
+if test "x$[xorg_testset_]CACHE_PREFIX[_unknown_warning_option]" = "x" ; then
+ PREFIX[FLAGS]="$PREFIX[FLAGS] -Werror=unknown-warning-option"
+ AC_CACHE_CHECK([if ]COMPILER[ supports -Werror=unknown-warning-option],
+ [xorg_cv_]CACHE_PREFIX[_flag_unknown_warning_option],
+ AC_COMPILE_IFELSE([AC_LANG_SOURCE([int i;])],
+ [xorg_cv_]CACHE_PREFIX[_flag_unknown_warning_option=yes],
+ [xorg_cv_]CACHE_PREFIX[_flag_unknown_warning_option=no]))
+ [xorg_testset_]CACHE_PREFIX[_unknown_warning_option]=$[xorg_cv_]CACHE_PREFIX[_flag_unknown_warning_option]
+ PREFIX[FLAGS]="$[xorg_testset_save_]PREFIX[FLAGS]"
+fi
+
+if test "x$[xorg_testset_]CACHE_PREFIX[_unused_command_line_argument]" = "x" ; then
+ if test "x$[xorg_testset_]CACHE_PREFIX[_unknown_warning_option]" = "xyes" ; then
+ PREFIX[FLAGS]="$PREFIX[FLAGS] -Werror=unknown-warning-option"
+ fi
+ PREFIX[FLAGS]="$PREFIX[FLAGS] -Werror=unused-command-line-argument"
+ AC_CACHE_CHECK([if ]COMPILER[ supports -Werror=unused-command-line-argument],
+ [xorg_cv_]CACHE_PREFIX[_flag_unused_command_line_argument],
+ AC_COMPILE_IFELSE([AC_LANG_SOURCE([int i;])],
+ [xorg_cv_]CACHE_PREFIX[_flag_unused_command_line_argument=yes],
+ [xorg_cv_]CACHE_PREFIX[_flag_unused_command_line_argument=no]))
+ [xorg_testset_]CACHE_PREFIX[_unused_command_line_argument]=$[xorg_cv_]CACHE_PREFIX[_flag_unused_command_line_argument]
+ PREFIX[FLAGS]="$[xorg_testset_save_]PREFIX[FLAGS]"
+fi
+
+found="no"
+m4_foreach([flag], m4_cdr($@), [
+ if test $found = "no" ; then
+ if test "x$xorg_testset_]CACHE_PREFIX[_unknown_warning_option" = "xyes" ; then
+ PREFIX[FLAGS]="$PREFIX[FLAGS] -Werror=unknown-warning-option"
+ fi
+
+ if test "x$xorg_testset_]CACHE_PREFIX[_unused_command_line_argument" = "xyes" ; then
+ PREFIX[FLAGS]="$PREFIX[FLAGS] -Werror=unused-command-line-argument"
+ fi
+
+ PREFIX[FLAGS]="$PREFIX[FLAGS] ]flag["
+
+dnl Some hackery here since AC_CACHE_VAL can't handle a non-literal varname
+ AC_MSG_CHECKING([if ]COMPILER[ supports ]flag[])
+ cacheid=AS_TR_SH([xorg_cv_]CACHE_PREFIX[_flag_]flag[])
+ AC_CACHE_VAL($cacheid,
+ [AC_LINK_IFELSE([AC_LANG_PROGRAM([int i;])],
+ [eval $cacheid=yes],
+ [eval $cacheid=no])])
+
+ PREFIX[FLAGS]="$[xorg_testset_save_]PREFIX[FLAGS]"
+
+ eval supported=\$$cacheid
+ AC_MSG_RESULT([$supported])
+ if test "$supported" = "yes" ; then
+ $1="$$1 ]flag["
+ found="yes"
+ fi
+ fi
+])
+]) # XORG_TESTSET_CFLAG
+
+# XORG_COMPILER_FLAGS
+# ---------------
+# Minimum version: 1.16.0
+#
+# Defines BASE_CFLAGS or BASE_CXXFLAGS to contain a set of command line
+# arguments supported by the selected compiler which do NOT alter the generated
+# code. These arguments will cause the compiler to print various warnings
+# during compilation AND turn a conservative set of warnings into errors.
+#
+# The set of flags supported by BASE_CFLAGS and BASE_CXXFLAGS will grow in
+# future versions of util-macros as options are added to new compilers.
+#
+AC_DEFUN([XORG_COMPILER_FLAGS], [
+AC_REQUIRE([XORG_COMPILER_BRAND])
+
+AC_ARG_ENABLE(selective-werror,
+ AS_HELP_STRING([--disable-selective-werror],
+ [Turn off selective compiler errors. (default: enabled)]),
+ [SELECTIVE_WERROR=$enableval],
+ [SELECTIVE_WERROR=yes])
+
+AC_LANG_CASE(
+ [C], [
+ define([PREFIX], [C])
+ ],
+ [C++], [
+ define([PREFIX], [CXX])
+ ]
+)
+# -v is too short to test reliably with XORG_TESTSET_CFLAG
+if test "x$SUNCC" = "xyes"; then
+ [BASE_]PREFIX[FLAGS]="-v"
+else
+ [BASE_]PREFIX[FLAGS]=""
+fi
+
+# This chunk of warnings were those that existed in the legacy CWARNFLAGS
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wall])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wpointer-arith])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmissing-declarations])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wformat=2], [-Wformat])
+
+AC_LANG_CASE(
+ [C], [
+ XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wstrict-prototypes])
+ XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmissing-prototypes])
+ XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wnested-externs])
+ XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wbad-function-cast])
+ XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wold-style-definition], [-fd])
+ XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wdeclaration-after-statement])
+ ]
+)
+
+# This chunk adds additional warnings that could catch undesired effects.
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wunused])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wuninitialized])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wshadow])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmissing-noreturn])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmissing-format-attribute])
+# XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wredundant-decls])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wlogical-op])
+
+# These are currently disabled because they are noisy. They will be enabled
+# in the future once the codebase is sufficiently modernized to silence
+# them. For now, I don't want them to drown out the other warnings.
+# XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wparentheses])
+# XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wcast-align])
+# XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wcast-qual])
+
+# Turn some warnings into errors, so we don't accidently get successful builds
+# when there are problems that should be fixed.
+
+if test "x$SELECTIVE_WERROR" = "xyes" ; then
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=implicit], [-errwarn=E_NO_EXPLICIT_TYPE_GIVEN -errwarn=E_NO_IMPLICIT_DECL_ALLOWED])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=nonnull])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=init-self])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=main])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=missing-braces])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=sequence-point])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=return-type], [-errwarn=E_FUNC_HAS_NO_RETURN_STMT])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=trigraphs])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=array-bounds])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=write-strings])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=address])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=int-to-pointer-cast], [-errwarn=E_BAD_PTR_INT_COMBINATION])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=pointer-to-int-cast]) # Also -errwarn=E_BAD_PTR_INT_COMBINATION
+else
+AC_MSG_WARN([You have chosen not to turn some select compiler warnings into errors. This should not be necessary. Please report why you needed to do so in a bug report at $PACKAGE_BUGREPORT])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wimplicit])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wnonnull])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Winit-self])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmain])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmissing-braces])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wsequence-point])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wreturn-type])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wtrigraphs])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Warray-bounds])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wwrite-strings])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Waddress])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wint-to-pointer-cast])
+XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wpointer-to-int-cast])
+fi
+
+AC_SUBST([BASE_]PREFIX[FLAGS])
+]) # XORG_COMPILER_FLAGS
+
# XORG_CWARNFLAGS
# ---------------
# Minimum version: 1.2.0
+# Deprecated since: 1.16.0 (Use XORG_COMPILER_FLAGS instead)
#
# Defines CWARNFLAGS to enable C compiler warnings.
#
+# This function is deprecated because it defines -fno-strict-aliasing
+# which alters the code generated by the compiler. If -fno-strict-aliasing
+# is needed, then it should be added explicitly in the module when
+# it is updated to use BASE_CFLAGS.
+#
AC_DEFUN([XORG_CWARNFLAGS], [
-AC_REQUIRE([AC_PROG_CC_C99])
-if test "x$GCC" = xyes ; then
- CWARNFLAGS="-Wall -Wpointer-arith -Wstrict-prototypes -Wmissing-prototypes \
--Wmissing-declarations -Wnested-externs -fno-strict-aliasing \
--Wbad-function-cast -Wformat=2"
- case `$CC -dumpversion` in
- 3.4.* | 4.*)
- CWARNFLAGS="$CWARNFLAGS -Wold-style-definition -Wdeclaration-after-statement"
- ;;
- esac
-else
- AC_CHECK_DECL([__SUNPRO_C], [SUNCC="yes"], [SUNCC="no"])
- if test "x$SUNCC" = "xyes"; then
- CWARNFLAGS="-v"
- fi
-fi
-AC_SUBST(CWARNFLAGS)
+AC_REQUIRE([XORG_COMPILER_FLAGS])
+AC_REQUIRE([XORG_COMPILER_BRAND])
+AC_LANG_CASE(
+ [C], [
+ CWARNFLAGS="$BASE_CFLAGS"
+ if test "x$GCC" = xyes ; then
+ CWARNFLAGS="$CWARNFLAGS -fno-strict-aliasing"
+ fi
+ AC_SUBST(CWARNFLAGS)
+ ]
+)
]) # XORG_CWARNFLAGS
# XORG_STRICT_OPTION
# -----------------------
# Minimum version: 1.3.0
#
-# Add configure option to enable strict compilation
+# Add configure option to enable strict compilation flags, such as treating
+# warnings as fatal errors.
+# If --enable-strict-compilation is passed to configure, adds strict flags to
+# $BASE_CFLAGS or $BASE_CXXFLAGS and the deprecated $CWARNFLAGS.
+#
+# Starting in 1.14.0 also exports $STRICT_CFLAGS for use in other tests or
+# when strict compilation is unconditionally desired.
AC_DEFUN([XORG_STRICT_OPTION], [
-# If the module's configure.ac calls AC_PROG_CC later on, CC gets set to C89
-AC_REQUIRE([AC_PROG_CC_C99])
AC_REQUIRE([XORG_CWARNFLAGS])
+AC_REQUIRE([XORG_COMPILER_FLAGS])
AC_ARG_ENABLE(strict-compilation,
AS_HELP_STRING([--enable-strict-compilation],
[Enable all warnings from compiler and make them errors (default: disabled)]),
[STRICT_COMPILE=$enableval], [STRICT_COMPILE=no])
+
+AC_LANG_CASE(
+ [C], [
+ define([PREFIX], [C])
+ ],
+ [C++], [
+ define([PREFIX], [CXX])
+ ]
+)
+
+[STRICT_]PREFIX[FLAGS]=""
+XORG_TESTSET_CFLAG([[STRICT_]PREFIX[FLAGS]], [-pedantic])
+XORG_TESTSET_CFLAG([[STRICT_]PREFIX[FLAGS]], [-Werror], [-errwarn])
+
+# Earlier versions of gcc (eg: 4.2) support -Werror=attributes, but do not
+# activate it with -Werror, so we add it here explicitly.
+XORG_TESTSET_CFLAG([[STRICT_]PREFIX[FLAGS]], [-Werror=attributes])
+
if test "x$STRICT_COMPILE" = "xyes"; then
- AC_CHECK_DECL([__SUNPRO_C], [SUNCC="yes"], [SUNCC="no"])
- AC_CHECK_DECL([__INTEL_COMPILER], [INTELCC="yes"], [INTELCC="no"])
- if test "x$GCC" = xyes ; then
- STRICT_CFLAGS="-pedantic -Werror"
- elif test "x$SUNCC" = "xyes"; then
- STRICT_CFLAGS="-errwarn"
- elif test "x$INTELCC" = "xyes"; then
- STRICT_CFLAGS="-Werror"
- fi
+ [BASE_]PREFIX[FLAGS]="$[BASE_]PREFIX[FLAGS] $[STRICT_]PREFIX[FLAGS]"
+ AC_LANG_CASE([C], [CWARNFLAGS="$CWARNFLAGS $STRICT_CFLAGS"])
fi
-CWARNFLAGS="$CWARNFLAGS $STRICT_CFLAGS"
-AC_SUBST([CWARNFLAGS])
+AC_SUBST([STRICT_]PREFIX[FLAGS])
+AC_SUBST([BASE_]PREFIX[FLAGS])
+AC_LANG_CASE([C], AC_SUBST([CWARNFLAGS]))
]) # XORG_STRICT_OPTION
# XORG_DEFAULT_OPTIONS
@@ -2101,6 +3043,7 @@ AC_SUBST([CWARNFLAGS])
#
AC_DEFUN([XORG_DEFAULT_OPTIONS], [
AC_REQUIRE([AC_PROG_INSTALL])
+XORG_COMPILER_FLAGS
XORG_CWARNFLAGS
XORG_STRICT_OPTION
XORG_RELEASE_VERSION
@@ -2155,7 +3098,7 @@ dnl
# XORG_RELEASE_VERSION
# --------------------
# Defines PACKAGE_VERSION_{MAJOR,MINOR,PATCHLEVEL} for modules to use.
-
+
AC_DEFUN([XORG_RELEASE_VERSION],[
AC_DEFINE_UNQUOTED([PACKAGE_VERSION_MAJOR],
[`echo $PACKAGE_VERSION | cut -d . -f 1`],