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install-reloc: Support multi-binary installation.
[gnulib.git]
/
m4
/
ld-version-script.m4
diff --git
a/m4/ld-version-script.m4
b/m4/ld-version-script.m4
index
e321347
..
63386f1
100644
(file)
--- a/
m4/ld-version-script.m4
+++ b/
m4/ld-version-script.m4
@@
-1,11
+1,16
@@
-# ld-version-script.m4 serial
1
-dnl Copyright (C) 2008
, 2009
Free Software Foundation, Inc.
+# ld-version-script.m4 serial
3
+dnl Copyright (C) 2008
-2013
Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
dnl From Simon Josefsson
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
dnl From Simon Josefsson
+# FIXME: The test below returns a false positive for mingw
+# cross-compiles, 'local:' statements does not reduce number of
+# exported symbols in a DLL. Use --disable-ld-version-script to work
+# around the problem.
+
# gl_LD_VERSION_SCRIPT
# --------------------
# Check if LD supports linker scripts, and define automake conditional
# gl_LD_VERSION_SCRIPT
# --------------------
# Check if LD supports linker scripts, and define automake conditional
@@
-21,16
+26,25
@@
AC_DEFUN([gl_LD_VERSION_SCRIPT],
save_LDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS -Wl,--version-script=conftest.map"
cat > conftest.map <<EOF
save_LDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS -Wl,--version-script=conftest.map"
cat > conftest.map <<EOF
+foo
+EOF
+ AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])],
+ [accepts_syntax_errors=yes], [accepts_syntax_errors=no])
+ if test "$accepts_syntax_errors" = no; then
+ cat > conftest.map <<EOF
VERS_1 {
VERS_1 {
- global: sym;
+
global: sym;
};
VERS_2 {
global: sym;
} VERS_1;
EOF
};
VERS_2 {
global: sym;
} VERS_1;
EOF
- AC_LINK_IFELSE(AC_LANG_PROGRAM([], []),
- [have_ld_version_script=yes], [have_ld_version_script=no])
+ AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])],
+ [have_ld_version_script=yes], [have_ld_version_script=no])
+ else
+ have_ld_version_script=no
+ fi
rm -f conftest.map
LDFLAGS="$save_LDFLAGS"
AC_MSG_RESULT($have_ld_version_script)
rm -f conftest.map
LDFLAGS="$save_LDFLAGS"
AC_MSG_RESULT($have_ld_version_script)