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| author | Diego Elio 'Flameeyes' Pettenò <flameeyes@gmail.com> | 2009-07-17 14:18:07 +0200 |
|---|---|---|
| committer | Diego Elio 'Flameeyes' Pettenò <flameeyes@gmail.com> | 2009-07-17 14:18:07 +0200 |
| commit | 673112b192a9494ea96f7daca061b080db5d3977 (patch) | |
| tree | 02c53b22e1810a8f36e591f5af8c04f37f9ced2f | |
| parent | 7e4509f9e5a1add8bd7efaf69cefd35a291b6253 (diff) | |
Check for support of -z nodelete LD flag, don't use it unconditionally.
On non-GNU, non-Sun linkers, the -z option is often not understood; make
sure that the -z nodelete option is usable before making use of it.
Unbreaks build on Mac OS X.
| -rw-r--r-- | configure.ac | 9 | ||||
| -rw-r--r-- | src/Makefile.am | 2 |
2 files changed, 10 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac index cc7f674a..112a1a8f 100644 --- a/configure.ac +++ b/configure.ac @@ -119,6 +119,15 @@ dnl other linkes might be added later CC_CHECK_LDFLAGS([-Wl,-z,now], [IMMEDIATE_LDFLAGS="-Wl,-z,now"]) AC_SUBST([IMMEDIATE_LDFLAGS]) +dnl On ELF systems we don't want the libraries to be unloaded since we +dnl don't clean them up properly, so we request the nodelete flag to be +dnl enabled. +dnl +dnl On other systems, we don't really know how to do that, but it's +dnl welcome if somebody can tell. +CC_CHECK_LDFLAGS([-Wl,-z,nodelete], [NODELETE_LDFLAGS="-Wl,-z,nodelete"]) +AC_SUBST([NODELETE_LDFLAGS]) + dnl Check for the proper way to build libraries that have no undefined dnl symbols; on some hosts this needs to be avoided but the macro dnl takes care of it. diff --git a/src/Makefile.am b/src/Makefile.am index ac627c84..c022fa7c 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -87,7 +87,7 @@ AM_CFLAGS = \ AM_LIBADD = $(PTHREAD_LIBS) $(INTLLIBS) AM_LDADD = $(PTHREAD_LIBS) $(INTLLIBS) -AM_LDFLAGS = -Wl,-z,nodelete +AM_LDFLAGS = $(NODELETE_LDFLAGS) if STATIC_BINS BINLDFLAGS = -static |