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Diffstat (limited to 'xorg-macros.m4.in')
| -rw-r--r-- | xorg-macros.m4.in | 311 |
1 files changed, 311 insertions, 0 deletions
diff --git a/xorg-macros.m4.in b/xorg-macros.m4.in new file mode 100644 index 0000000..468d2dc --- /dev/null +++ b/xorg-macros.m4.in @@ -0,0 +1,311 @@ +dnl $Id$ +dnl +dnl Copyright 2005-2006 Sun Microsystems, Inc. All rights reserved. +dnl +dnl Permission is hereby granted, free of charge, to any person obtaining a +dnl copy of this software and associated documentation files (the +dnl "Software"), to deal in the Software without restriction, including +dnl without limitation the rights to use, copy, modify, merge, publish, +dnl distribute, and/or sell copies of the Software, and to permit persons +dnl to whom the Software is furnished to do so, provided that the above +dnl copyright notice(s) and this permission notice appear in all copies of +dnl the Software and that both the above copyright notice(s) and this +dnl permission notice appear in supporting documentation. +dnl +dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +dnl OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +dnl MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT +dnl OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR +dnl HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL +dnl INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING +dnl FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, +dnl NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION +dnl WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. +dnl +dnl Except as contained in this notice, the name of a copyright holder +dnl shall not be used in advertising or otherwise to promote the sale, use +dnl or other dealings in this Software without prior written authorization +dnl of the copyright holder. + +# XORG_PROG_RAWCPP() +# ------------------ +# Find cpp program and necessary flags for use in pre-processing text files +# such as man pages and config files +AC_DEFUN([XORG_PROG_RAWCPP],[ +AC_REQUIRE([AC_PROG_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 $RAWCPP requires -undef]) +AC_LANG_CONFTEST([Does cpp redefine unix ?]) +if test `${RAWCPP} < conftest.$ac_ext | grep -c 'unix'` -eq 1 ; then + AC_MSG_RESULT([no]) +else + if test `${RAWCPP} -undef < conftest.$ac_ext | grep -c 'unix'` -eq 1 ; then + RAWCPPFLAGS=-undef + AC_MSG_RESULT([yes]) + else + AC_MSG_ERROR([${RAWCPP} defines unix with or without -undef. I don't know what to do.]) + fi +fi +rm -f conftest.$ac_ext + +AC_MSG_CHECKING([if $RAWCPP requires -traditional]) +AC_LANG_CONFTEST([Does cpp preserve "whitespace"?]) +if test `${RAWCPP} < conftest.$ac_ext | grep -c 'preserve \"'` -eq 1 ; then + AC_MSG_RESULT([no]) +else + if test `${RAWCPP} -traditional < conftest.$ac_ext | grep -c 'preserve \"'` -eq 1 ; then + RAWCPPFLAGS="${RAWCPPFLAGS} -traditional" + AC_MSG_RESULT([yes]) + else + AC_MSG_ERROR([${RAWCPP} does not preserve whitespace with or without -traditional. I don't know what to do.]) + fi +fi +rm -f conftest.$ac_ext +AC_SUBST(RAWCPPFLAGS) +]) # XORG_PROG_RAWCPP + +# XORG_MANPAGE_SECTIONS() +# ----------------------- +# Determine which sections man pages go in for the different man page types +# on this OS - replaces *ManSuffix settings in old Imake *.cf per-os files. +# Not sure if there's any better way than just hardcoding by OS name. +# Override default settings by setting environment variables + +AC_DEFUN([XORG_MANPAGE_SECTIONS],[ +AC_REQUIRE([AC_CANONICAL_HOST]) + +if test x$APP_MAN_SUFFIX = x ; then + case $host_os in + linux* | gnu* | k*bsd*-gnu) APP_MAN_SUFFIX=1x ;; + *) APP_MAN_SUFFIX=1 ;; + esac +fi +if test x$APP_MAN_DIR = x ; then + case $host_os in + linux* | gnu* | k*bsd*-gnu) APP_MAN_DIR='$(mandir)/man1' ;; + *) APP_MAN_DIR='$(mandir)/man$(APP_MAN_SUFFIX)' ;; + esac +fi + +if test x$LIB_MAN_SUFFIX = x ; then + case $host_os in + linux* | gnu* | k*bsd*-gnu) LIB_MAN_SUFFIX=3x ;; + *) LIB_MAN_SUFFIX=3 ;; + esac +fi +if test x$LIB_MAN_DIR = x ; then + case $host_os in + linux* | gnu* | k*bsd*-gnu) LIB_MAN_DIR='$(mandir)/man3' ;; + *) LIB_MAN_DIR='$(mandir)/man$(LIB_MAN_SUFFIX)' ;; + esac +fi + +if test x$FILE_MAN_SUFFIX = x ; then + case $host_os in + linux* | gnu* | k*bsd*-gnu) FILE_MAN_SUFFIX=5x ;; + solaris*) FILE_MAN_SUFFIX=4 ;; + *) FILE_MAN_SUFFIX=5 ;; + esac +fi +if test x$FILE_MAN_DIR = x ; then + case $host_os in + linux* | gnu* | k*bsd*-gnu) FILE_MAN_DIR='$(mandir)/man5' ;; + *) FILE_MAN_DIR='$(mandir)/man$(FILE_MAN_SUFFIX)' ;; + esac +fi + +# In Imake's linux.cf, the misc man suffix & dir was only changed for +# LinuxDebian, not other Linuxes, so we leave it unchanged here +if test x$MISC_MAN_SUFFIX = x ; then + case $host_os in +# linux* | gnu* | k*bsd*-gnu) MISC_MAN_SUFFIX=7x ;; + solaris*) MISC_MAN_SUFFIX=5 ;; + *) MISC_MAN_SUFFIX=7 ;; + esac +fi +if test x$MISC_MAN_DIR = x ; then + case $host_os in +# linux* | gnu* | k*bsd*-gnu) MISC_MAN_DIR='$(mandir)/man7' ;; + *) MISC_MAN_DIR='$(mandir)/man$(MISC_MAN_SUFFIX)' ;; + esac +fi + +# In Imake's linux.cf, the driver man suffix & dir was only changed for +# LinuxDebian, not other Linuxes, so we leave it unchanged here +if test x$DRIVER_MAN_SUFFIX = x ; then + case $host_os in +# linux* | gnu* | k*bsd*-gnu) DRIVER_MAN_SUFFIX=4x ;; + solaris*) DRIVER_MAN_SUFFIX=7 ;; + *) DRIVER_MAN_SUFFIX=4 ;; + esac +fi +if test x$DRIVER_MAN_DIR = x ; then + case $host_os in +# linux* | gnu* | k*bsd*-gnu) DRIVER_MAN_DIR='$(mandir)/man4' ;; + *) DRIVER_MAN_DIR='$(mandir)/man$(DRIVER_MAN_SUFFIX)' ;; + esac +fi + +if test x$ADMIN_MAN_SUFFIX = x ; then + case $host_os in + solaris*) ADMIN_MAN_SUFFIX=1m ;; + *) ADMIN_MAN_SUFFIX=8 ;; + esac +fi +if test x$ADMIN_MAN_DIR = x ; then + ADMIN_MAN_DIR='$(mandir)/man$(ADMIN_MAN_SUFFIX)' +fi + + +AC_SUBST([APP_MAN_SUFFIX]) +AC_SUBST([LIB_MAN_SUFFIX]) +AC_SUBST([FILE_MAN_SUFFIX]) +AC_SUBST([MISC_MAN_SUFFIX]) +AC_SUBST([DRIVER_MAN_SUFFIX]) +AC_SUBST([ADMIN_MAN_SUFFIX]) +AC_SUBST([APP_MAN_DIR]) +AC_SUBST([LIB_MAN_DIR]) +AC_SUBST([FILE_MAN_DIR]) +AC_SUBST([MISC_MAN_DIR]) +AC_SUBST([DRIVER_MAN_DIR]) +AC_SUBST([ADMIN_MAN_DIR]) +]) # XORG_MANPAGE_SECTIONS + +# XORG_CHECK_LINUXDOC +# ------------------- +# Defines the variable MAKE_TEXT if the necessary tools and +# files are found. $(MAKE_TEXT) blah.sgml will then produce blah.txt. +# Whether or not the necessary tools and files are found can be checked +# with the AM_CONDITIONAL "BUILD_LINUXDOC" +AC_DEFUN([XORG_CHECK_LINUXDOC],[ +AC_CHECK_FILE( + [$prefix/share/X11/sgml/defs.ent], + [DEFS_ENT_PATH=$prefix/share/X11/sgml], + [DEFS_ENT_PATH=] +) + +AC_PATH_PROG(LINUXDOC, linuxdoc) +AC_PATH_PROG(PS2PDF, ps2pdf) + +AC_MSG_CHECKING([Whether to build documentation]) + +if test x$DEFS_ENT_PATH != x && test x$LINUXDOC != x ; then + BUILDDOC=yes +else + BUILDDOC=no +fi + +AM_CONDITIONAL(BUILD_LINUXDOC, [test x$BUILDDOC = xyes]) + +AC_MSG_RESULT([$BUILDDOC]) + +AC_MSG_CHECKING([Whether to build pdf documentation]) + +if test x$PS2PDF != x ; then + BUILDPDFDOC=yes +else + BUILDPDFDOC=no +fi + +AM_CONDITIONAL(BUILD_PDFDOC, [test x$BUILDPDFDOC = xyes]) + +AC_MSG_RESULT([$BUILDPDFDOC]) + +MAKE_TEXT="SGML_SEARCH_PATH=$DEFS_ENT_PATH GROFF_NO_SGR=y $LINUXDOC -B txt" +MAKE_PS="SGML_SEARCH_PATH=$DEFS_ENT_PATH $LINUXDOC -B latex --papersize=letter --output=ps" +MAKE_PDF="$PS2PDF" +MAKE_HTML="SGML_SEARCH_PATH=$DEFS_ENT_PATH $LINUXDOC -B html --split=0" + +AC_SUBST(MAKE_TEXT) +AC_SUBST(MAKE_PS) +AC_SUBST(MAKE_PDF) +AC_SUBST(MAKE_HTML) +]) # XORG_CHECK_LINUXDOC + +# XORG_CHECK_MALLOC_ZERO +# ---------------------- +# Defines {MALLOC,XMALLOC,XTMALLOC}_ZERO_CFLAGS appropriately if +# malloc(0) returns NULL. Packages should add one of these cflags to +# their AM_CFLAGS (or other appropriate *_CFLAGS) to use them. +AC_DEFUN([XORG_CHECK_MALLOC_ZERO],[ +AC_ARG_ENABLE(malloc0returnsnull, + AC_HELP_STRING([--enable-malloc0returnsnull], + [malloc(0) returns NULL (default: auto)]), + [MALLOC_ZERO_RETURNS_NULL=$enableval], + [MALLOC_ZERO_RETURNS_NULL=auto]) + +AC_MSG_CHECKING([whether malloc(0) returns NULL]) +if test "x$MALLOC_ZERO_RETURNS_NULL" = xauto; then + AC_RUN_IFELSE([ +char *malloc(); +char *realloc(); +char *calloc(); +main() { + char *m0, *r0, *c0, *p; + m0 = malloc(0); + p = malloc(10); + r0 = realloc(p,0); + c0 = calloc(0); + exit(m0 == 0 || r0 == 0 || c0 == 0 ? 0 : 1); +}], + [MALLOC_ZERO_RETURNS_NULL=yes], + [MALLOC_ZERO_RETURNS_NULL=no]) +fi +AC_MSG_RESULT([$MALLOC_ZERO_RETURNS_NULL]) + +if test "x$MALLOC_ZERO_RETURNS_NULL" = xyes; then + MALLOC_ZERO_CFLAGS="-DMALLOC_0_RETURNS_NULL" + XMALLOC_ZERO_CFLAGS=$MALLOC_ZERO_CFLAGS + XTMALLOC_ZERO_CFLAGS="$MALLOC_ZERO_CFLAGS -DXTMALLOC_BC" +else + MALLOC_ZERO_CFLAGS="" + XMALLOC_ZERO_CFLAGS="" + XTMALLOC_ZERO_CFLAGS="" +fi + +AC_SUBST([MALLOC_ZERO_CFLAGS]) +AC_SUBST([XMALLOC_ZERO_CFLAGS]) +AC_SUBST([XTMALLOC_ZERO_CFLAGS]) +]) # XORG_CHECK_MALLOC_ZERO + +# XORG_WITH_LINT() +# ---------------- +# Sets up flags for source checkers such as lint and sparse if --with-lint +# is specified. (Use --with-lint=sparse for sparse.) +# Sets $LINT to name of source checker passed with --with-lint (default: lint) +# Sets $LINT_FLAGS to flags to pass to source checker +# Sets LINT automake conditional if enabled (default: disabled) +# +AC_DEFUN([XORG_WITH_LINT],[ + +# Allow checking code with lint, sparse, etc. +AC_ARG_WITH(lint, [AC_HELP_STRING([--with-lint], + [Use a lint-style source code checker (default: disabled)])], + [use_lint=$withval], [use_lint=no]) +if test "x$use_lint" = "xyes" ; then + LINT="lint" +else + LINT="$use_lint" +fi +if test "x$LINT_FLAGS" = "x" -a "x$LINT" != "xno" ; then + case $LINT in + lint|*/lint) + case $host_os in + solaris*) + LINT_FLAGS="-u -b -h -erroff=E_INDISTING_FROM_TRUNC2" + ;; + esac + ;; + esac +fi + +AC_SUBST(LINT) +AC_SUBST(LINT_FLAGS) +AM_CONDITIONAL(LINT, [test x$LINT != xno]) + +]) # XORG_ENABLE_LINT |