/js/src/build/autoconf/pkg.m4
http://github.com/zpao/v8monkey · m4 · 59 lines · 44 code · 9 blank · 6 comment · 0 complexity · d0957672dc0d97bd0426d29fcea8bac4 MD5 · raw file
- # PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not)
- # defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page
- # also defines GSTUFF_PKG_ERRORS on error
- AC_DEFUN([PKG_CHECK_MODULES],
- [succeeded=no
- if test -z "$PKG_CONFIG"; then
- AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
- fi
- if test "$PKG_CONFIG" = "no" ; then
- echo "*** The pkg-config script could not be found. Make sure it is"
- echo "*** in your path, or set the PKG_CONFIG environment variable"
- echo "*** to the full path to pkg-config."
- echo "*** Or see http://www.freedesktop.org/software/pkgconfig to get pkg-config."
- else
- PKG_CONFIG_MIN_VERSION=0.9.0
- if $PKG_CONFIG --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then
- AC_MSG_CHECKING(for $2)
- if $PKG_CONFIG --exists "$2" ; then
- AC_MSG_RESULT(yes)
- succeeded=yes
- AC_MSG_CHECKING($1_CFLAGS)
- $1_CFLAGS=`$PKG_CONFIG --cflags "$2"`
- AC_MSG_RESULT($$1_CFLAGS)
- AC_MSG_CHECKING($1_LIBS)
- ## Remove evil flags like -Wl,--export-dynamic
- $1_LIBS="`$PKG_CONFIG --libs \"$2\" |sed s/-Wl,--export-dynamic//g`"
- AC_MSG_RESULT($$1_LIBS)
- else
- $1_CFLAGS=""
- $1_LIBS=""
- ## If we have a custom action on failure, don't print errors, but
- ## do set a variable so people can do so.
- $1_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"`
- ifelse([$4], ,echo $$1_PKG_ERRORS,)
- fi
- AC_SUBST($1_CFLAGS)
- AC_SUBST($1_LIBS)
- else
- echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer."
- echo "*** See http://www.freedesktop.org/software/pkgconfig"
- fi
- fi
- if test $succeeded = yes; then
- ifelse([$3], , :, [$3])
- else
- if test "$COMPILE_ENVIRONMENT"; then
- ifelse([$4], , AC_MSG_ERROR([Library requirements ($2) not met; consider adjusting the PKG_CONFIG_PATH environment variable if your libraries are in a nonstandard prefix so pkg-config can find them.]), [$4])
- fi
- fi
- ])