aboutsummaryrefslogtreecommitdiff
path: root/config
diff options
context:
space:
mode:
authorH.J. Lu <hjl.tools@gmail.com>2020-07-28 03:50:10 -0700
committerH.J. Lu <hjl.tools@gmail.com>2020-07-28 03:56:34 -0700
commitd70f978b44aafc22d87c0e72d0875008c3d9e311 (patch)
treed53f7d66d27b619f747638e4088006abdc923197 /config
parent1a02d6b0ff80048df106cbb776a550278f8c9d9c (diff)
downloadbinutils-d70f978b44aafc22d87c0e72d0875008c3d9e311.zip
binutils-d70f978b44aafc22d87c0e72d0875008c3d9e311.tar.gz
binutils-d70f978b44aafc22d87c0e72d0875008c3d9e311.tar.bz2
PKG_CHECK_MODULES: Check if $pkg_cv_[]$1[]_LIBS works
It is quite normal to have headers without library on multilib OSes. Add AC_TRY_LINK to PKG_CHECK_MODULES to check if $pkg_cv_[]$1[]_LIBS works. config/ PR binutils/26301 * pkg.m4 (PKG_CHECK_MODULES): Add AC_TRY_LINK to check if $pkg_cv_[]$1[]_LIBS works. binutils/ PR binutils/26301 * configure: Regenerated. gdb/ PR binutils/26301 * configure: Regenerated.
Diffstat (limited to 'config')
-rw-r--r--config/ChangeLog11
-rw-r--r--config/pkg.m46
2 files changed, 17 insertions, 0 deletions
diff --git a/config/ChangeLog b/config/ChangeLog
index 12795fc..2cd6177 100644
--- a/config/ChangeLog
+++ b/config/ChangeLog
@@ -1,3 +1,14 @@
+2020-07-28 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR binutils/26301
+ * pkg.m4 (PKG_CHECK_MODULES): Add AC_TRY_LINK to check if
+ $pkg_cv_[]$1[]_LIBS works.
+
+2020-07-24 Aaron Merey <amerey@redhat.com>
+
+ * debuginfod.m4: use PKG_CHECK_MODULES.
+ * pkg.m4: New file.
+
2020-07-04 Nick Clifton <nickc@redhat.com>
Binutils 2.35 branch created.
diff --git a/config/pkg.m4 b/config/pkg.m4
index 13a8890..45587e9 100644
--- a/config/pkg.m4
+++ b/config/pkg.m4
@@ -147,6 +147,12 @@ AC_MSG_CHECKING([for $2])
_PKG_CONFIG([$1][_CFLAGS], [cflags], [$2])
_PKG_CONFIG([$1][_LIBS], [libs], [$2])
+dnl Check whether $pkg_cv_[]$1[]_LIBS works.
+pkg_save_LDFLAGS="$LDFLAGS"
+LDFLAGS="$LDFLAGS $pkg_cv_[]$1[]_LIBS"
+AC_TRY_LINK([],[return 0;], [pkg_failed=no], [pkg_failed=yes])
+LDFLAGS=$pkg_save_LDFLAGS
+
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.])