Build libturbojpeg.so using mapfile on Solaris

git-svn-id: svn+ssh://svn.code.sf.net/p/libjpeg-turbo/code/trunk@115 632fc199-4ca6-4c93-a231-07263d6284db

Makefile.am

@@ -21,7 +21,7 @@ libturbojpeg_la_SOURCES = $(libjpeg_la_SOURCES) turbojpegl.c turbojpeg.h \
 
 if VERSION_SCRIPT
 
-libturbojpeg_la_LDFLAGS += -Wl,--version-script,$(srcdir)/turbojpeg-mapfile
+libturbojpeg_la_LDFLAGS += $(VERSION_SCRIPT_FLAG)$(srcdir)/turbojpeg-mapfile
 
 endif
 

configure.ac

@@ -27,15 +27,25 @@ AC_PROG_LIBTOOL
 AC_PROG_LN_S
 
 AC_MSG_CHECKING([whether the linker supports version scripts])
-LDVER=`$LD --help < /dev/null 2>/dev/null | grep version-script`
+VERSION_SCRIPT=no
+LDVER=`$LD --help </dev/null 2>&1 | grep "\-\-version-script"`
 if test "$LDVER"; then
   VERSION_SCRIPT=yes
+  VERSION_SCRIPT_FLAG=-Wl,--version-script,
+  AC_MSG_RESULT(yes)
+else
+  LDVER=`$LD --help </dev/null 2>&1 | grep "\-M"`
+  if test "$LDVER"; then
+    VERSION_SCRIPT=yes
+    VERSION_SCRIPT_FLAG=-Wl,-M,
     AC_MSG_RESULT(yes)
   else
-  VERSION_SCRIPT=no
     AC_MSG_RESULT(no)
   fi
+fi
+
 AM_CONDITIONAL(VERSION_SCRIPT, test "x$VERSION_SCRIPT" = "xyes")
+AC_SUBST(VERSION_SCRIPT_FLAG)
 
 if test "x${GCC}" = "xyes"; then
   if test "x${SAVED_CFLAGS}" = "x"; then