On Mac, use -dead_strip linker flag instead of --gc-sections --as-needed

Fixes #7
admesh · Jul 15, 2014 · 151a000 · 151a000
1 parent 935ccd2
commit 151a000
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Showing 2 changed files with 17 additions and 4 deletions.
diff --git a/Makefile.am b/Makefile.am
@@ -1,9 +1,7 @@
 ACLOCAL_AMFLAGS = -I m4
 
-AM_LDFLAGS = \
-	-Wl,--gc-sections \
-	-Wl,--as-needed \
-	-no-undefined
+AM_LDFLAGS = @DEAD_STRIP@
+AM_LDFLAGS += -no-undefined
 
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = libadmesh.pc

diff --git a/configure.ac b/configure.ac
@@ -31,6 +31,21 @@ AC_PROG_LIBTOOL
 AC_PROG_SED
 AC_PROG_MKDIR_P
 
+# =======================
+# Platform specific setup
+# =======================
+
+AC_CANONICAL_HOST
+case $host_os in
+	darwin* )
+		DEAD_STRIP="-Wl,-dead_strip"
+		;;
+	*)
+		DEAD_STRIP="-Wl,--gc-sections -Wl,--as-needed"
+		;;
+esac
+AC_SUBST(DEAD_STRIP)
+
 # ================
 # Check for cflags
 # ================