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Let configure perform linker test with --version-script if enabled

release-1.5.4.branch
Thomas Schmitt 12 years ago
parent
commit
e60171986b
  1. 15
      acinclude.m4
  2. 10
      configure.ac

15
acinclude.m4

@ -131,6 +131,21 @@ iconv_close(cd);
])
dnl LIBISOFS_ASSERT_VERS_LIBS is by Thomas Schmitt, libburnia project
dnl It tests whether -Wl,--version-script=... works with the compiler
AC_DEFUN([LIBISOFS_ASSERT_VERS_LIBS],
[
libburnia_save_LDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS -Wl,--version-script=libisofs/libisofs.ver"
AC_TRY_LINK([#include <stdio.h>], [printf("Hello\n");],
[vers_libs_test="yes"], [vers_libs_test="no"])
if test x$vers_libs_test = xno
then
LDFLAGS="$libburnia_save_LDFLAGS"
fi
])
dnl LIBBURNIA_SET_PKGCONFIG determines the install directory for the *.pc file.
dnl Important: Must be performed _after_ TARGET_SHIZZLE
dnl

10
configure.ac

@ -218,8 +218,14 @@ AC_ARG_ENABLE(versioned-libs,
[ --enable-versioned-libs Enable strict symbol encapsulation , default=yes],
, enable_versioned_libs=yes)
if test x$enable_versioned_libs = xyes; then
LDFLAGS="$LDFLAGS -Wl,--version-script=libisofs/libisofs.ver"
echo "enabled strict symbol encapsulation"
vers_libs_test=no
LIBISOFS_ASSERT_VERS_LIBS
if test x$vers_libs_test = xno
then
echo "disabled strict symbol encapsulation (test failed)"
else
echo "enabled strict symbol encapsulation"
fi
else
echo "disabled strict symbol encapsulation"
fi

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