diff options
Diffstat (limited to 'app/xgc/aclocal.m4')
| -rw-r--r-- | app/xgc/aclocal.m4 | 83 |
1 files changed, 72 insertions, 11 deletions
diff --git a/app/xgc/aclocal.m4 b/app/xgc/aclocal.m4 index cf4de4f63..d8c0aaaab 100644 --- a/app/xgc/aclocal.m4 +++ b/app/xgc/aclocal.m4 @@ -44,7 +44,7 @@ if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then AC_PATH_TOOL([PKG_CONFIG], [pkg-config]) fi if test -n "$PKG_CONFIG"; then - _pkg_min_version=m4_ifval([$1], [$1], [0.9.0]) + _pkg_min_version=m4_default([$1], [0.9.0]) AC_MSG_CHECKING([pkg-config is at least version $_pkg_min_version]) if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then AC_MSG_RESULT([yes]) @@ -80,14 +80,30 @@ fi]) # --------------------------------------------- m4_define([_PKG_CONFIG], [if test -n "$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 fi[]dnl ])# _PKG_CONFIG +# _PKG_SHORT_ERRORS_SUPPORTED +# ----------------------------- +AC_DEFUN([_PKG_SHORT_ERRORS_SUPPORTED], +[AC_REQUIRE([PKG_PROG_PKG_CONFIG]) +if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then + _pkg_short_errors_supported=yes +else + _pkg_short_errors_supported=no +fi[]dnl +])# _PKG_SHORT_ERRORS_SUPPORTED + + # PKG_CHECK_MODULES(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND], # [ACTION-IF-NOT-FOUND]) # @@ -109,29 +125,39 @@ AC_MSG_CHECKING([for $1]) _PKG_CONFIG([$1][_CFLAGS], [cflags], [$2]) _PKG_CONFIG([$1][_LIBS], [libs], [$2]) +m4_define([_PKG_TEXT], [Alternatively, you may set the environment variables $1[]_CFLAGS +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 - $1[]_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"` + _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"` + else + $1[]_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"` + fi # Put the nasty error message in config.log where it belongs - echo "$$1[]_PKG_ERRORS" 1>&AS_MESSAGE_LOG_FD + echo "$$1[]_PKG_ERRORS" >&AS_MESSAGE_LOG_FD ifelse([$4], , [AC_MSG_ERROR(dnl -[Package requirements ($2) were not met. +[Package requirements ($2) were not met: + +$$1_PKG_ERRORS + Consider adjusting the PKG_CONFIG_PATH environment variable if you installed software in a non-standard prefix. -Alternatively you may set the $1_CFLAGS and $1_LIBS environment variables -to avoid the need to call pkg-config. See the pkg-config man page for -more details.])], - [$4]) +_PKG_TEXT +])], + [AC_MSG_RESULT([no]) + $4]) elif test $pkg_failed = untried; then ifelse([$4], , [AC_MSG_FAILURE(dnl [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. -Alternatively you may set the $1_CFLAGS and $1_LIBS environment variables -to avoid the need to call pkg-config. See the pkg-config man page for -more details. +_PKG_TEXT To get pkg-config, see <http://www.freedesktop.org/software/pkgconfig>.])], [$4]) @@ -860,6 +886,41 @@ AC_DEFUN([_AM_IF_OPTION], # --------------- AC_DEFUN([AM_SANITY_CHECK], [AC_MSG_CHECKING([whether build environment is sane]) +# Just in case +sleep 1 +echo timestamp > conftest.file +# 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 ( + set X `ls -Lt $srcdir/configure conftest.file 2> /dev/null` + if test "$[*]" = "X"; then + # -L didn't work. + set X `ls -t $srcdir/configure conftest.file` + fi + rm -f conftest.file + if test "$[*]" != "X $srcdir/configure conftest.file" \ + && test "$[*]" != "X conftest.file $srcdir/configure"; then + + # If neither matched, then we have a broken ls. This can happen + # if, for instance, CONFIG_SHELL is bash and it inherits a + # broken ls alias from the environment. This has actually + # happened. Such a system could not be considered "sane". + AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken +alias in your environment]) + fi + + test "$[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)]) # Copyright (C) 2001, 2003, 2005 Free Software Foundation, Inc. |