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gresource: libelf, try pkg-config first then fall-back to AC_CHECK_LIB

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On some systems gelf.h may not be stored under the top level include
directory in which case we need to add the correct include paths in
cflags by using pkg-config(1).
This commit is contained in:
Antoine Jacoutot 2012-03-31 20:20:19 +02:00
parent 4143842eb4
commit 1494544958
2 changed files with 6 additions and 4 deletions
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7
configure.ac
View File

@ -1799,12 +1799,13 @@ dnl ************************
dnl *** check for libelf ***
dnl ************************
AC_CHECK_LIB([elf], [elf_begin], have_libelf=yes, have_libelf=no)
PKG_CHECK_MODULES([LIBELF], [libelf], [have_libelf=yes], [
AC_CHECK_LIB([elf], [elf_begin], have_libelf=yes, have_libelf=no)
])
if test $have_libelf = yes; then
AC_DEFINE(HAVE_LIBELF, 1, [Define if libelf is available])
ELF_LIBS=-lelf
LIBELF_LIBS=-lelf
fi
AC_SUBST(ELF_LIBS)
dnl ****************************************
dnl *** platform dependent source checks ***

3
gio/Makefile.am
View File

@ -704,10 +704,11 @@ EXTRA_DIST += $(completion_DATA)
bin_PROGRAMS += gresource
gresource_SOURCES = gresource-tool.c
gresource_CPPFLAGS = $(LIBELF_CFLAGS) $(AM_CPPFLAGS)
gresource_LDADD = libgio-2.0.la \
$(top_builddir)/glib/libglib-2.0.la \
$(top_builddir)/gobject/libgobject-2.0.la \
$(ELF_LIBS)
$(LIBELF_LIBS)
# ------------------------------------------------------------------------