diff options
-rw-r--r-- | .gitignore | 2 | ||||
-rw-r--r-- | Makefile.in | 4 | ||||
-rw-r--r-- | aclocal.m4 | 59 | ||||
-rw-r--r-- | configure.ac | 7 | ||||
-rw-r--r-- | libhogweed.map.in | 18 | ||||
-rw-r--r-- | libnettle.map.in | 17 |
6 files changed, 104 insertions, 3 deletions
@@ -67,3 +67,5 @@ core /nettle.tps /nettle.vr /nettle.vrs +/libhogweed.map +/libnettle.map diff --git a/Makefile.in b/Makefile.in index 10a58b0b..ebd2bb1e 100644 --- a/Makefile.in +++ b/Makefile.in @@ -244,7 +244,7 @@ libhogweed.a: $(hogweed_OBJS) # Rules building shared libraries. $(LIBNETTLE_FORLINK): $(nettle_OBJS) - $(LIBNETTLE_LINK) $(nettle_OBJS) -o $@ $(LIBNETTLE_LIBS) + $(LIBNETTLE_LINK) $(nettle_OBJS) @EXTRA_LINKER_FLAGS@ -o $@ $(LIBNETTLE_LIBS) -mkdir .lib 2>/dev/null (cd .lib \ && rm -f $(LIBNETTLE_FORLINK) \ @@ -255,7 +255,7 @@ $(LIBNETTLE_FORLINK): $(nettle_OBJS) echo nettle > libnettle.stamp $(LIBHOGWEED_FORLINK): $(hogweed_OBJS) $(LIBNETTLE_FORLINK) - $(LIBHOGWEED_LINK) $(hogweed_OBJS) -o $@ $(LIBHOGWEED_LIBS) + $(LIBHOGWEED_LINK) $(hogweed_OBJS) @EXTRA_HOGWEED_LINKER_FLAGS@ -o $@ $(LIBHOGWEED_LIBS) -mkdir .lib 2>/dev/null (cd .lib \ && rm -f $(LIBHOGWEED_FORLINK) \ @@ -1211,3 +1211,62 @@ ac_cv_type_int_fast32_t="$ac_cv_type_int_fast32_t" ac_cv_type_intmax_t="$ac_cv_type_intmax_t" ]) ]) + +# ld-version-script.m4 serial 3 +dnl Copyright (C) 2008-2014 Free Software Foundation, Inc. +dnl This file is free software; the Free Software Foundation +dnl gives unlimited permission to copy and/or distribute it, +dnl with or without modifications, as long as this notice is preserved. + +dnl From Simon Josefsson + +# FIXME: The test below returns a false positive for mingw +# cross-compiles, 'local:' statements does not reduce number of +# exported symbols in a DLL. Use --disable-ld-version-script to work +# around the problem. + +# gl_LD_VERSION_SCRIPT +# -------------------- +# Check if LD supports linker scripts, and define automake conditional +# HAVE_LD_VERSION_SCRIPT if so. +AC_DEFUN([LD_VERSION_SCRIPT], +[ + AC_ARG_ENABLE([ld-version-script], + AS_HELP_STRING([--enable-ld-version-script], + [enable linker version script (default is enabled when possible)]), + [have_ld_version_script=$enableval], []) + if test -z "$have_ld_version_script"; then + AC_MSG_CHECKING([if LD -Wl,--version-script works]) + save_LDFLAGS="$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 { + global: sym; +}; + +VERS_2 { + global: sym; +} VERS_1; +EOF + 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) + fi + if test "$have_ld_version_script" = "yes";then + EXTRA_LINKER_FLAGS="-Wl,--version-script=\$(srcdir)/libnettle.map" + AC_SUBST(EXTRA_LINKER_FLAGS) + EXTRA_HOGWEED_LINKER_FLAGS="-Wl,--version-script=\$(srcdir)/libhogweed.map" + AC_SUBST(EXTRA_HOGWEED_LINKER_FLAGS) + fi +]) diff --git a/configure.ac b/configure.ac index bb33962c..33c16e13 100644 --- a/configure.ac +++ b/configure.ac @@ -78,10 +78,13 @@ AC_ARG_ENABLE(mini-gmp, if test "x$enable_mini_gmp" = xyes ; then NETTLE_USE_MINI_GMP=1 + HOGWEED_EXTRA_SYMBOLS="mpz_*;gmp_*;mpn_*;" else NETTLE_USE_MINI_GMP=0 + HOGWEED_EXTRA_SYMBOLS="" fi AC_SUBST([NETTLE_USE_MINI_GMP]) +AC_SUBST([HOGWEED_EXTRA_SYMBOLS]) LSH_RPATH_INIT([`echo $with_lib_path | sed 's/:/ /g'` \ `echo $exec_prefix | sed "s@^NONE@$prefix/lib@g" | sed "s@^NONE@$ac_default_prefix/lib@g"` \ @@ -114,6 +117,8 @@ AC_TRY_COMPILE([],[return 0;],[IF_CXX=''], [IF_CXX='#']) AC_SUBST([IF_CXX]) AC_LANG_POP +LD_VERSION_SCRIPT + AC_PROG_MAKE_SET AC_PROG_RANLIB AC_CHECK_TOOL(NM, nm, strings) @@ -843,7 +848,7 @@ fi AC_CONFIG_FILES([config.make config.m4 Makefile bignum.h]) AC_CONFIG_FILES([tools/Makefile testsuite/Makefile examples/Makefile]) -AC_CONFIG_FILES([nettle.pc hogweed.pc]) +AC_CONFIG_FILES([nettle.pc hogweed.pc libnettle.map libhogweed.map]) AC_OUTPUT diff --git a/libhogweed.map.in b/libhogweed.map.in new file mode 100644 index 00000000..eea6ed81 --- /dev/null +++ b/libhogweed.map.in @@ -0,0 +1,18 @@ +# libhogweed.map -- libhogweed linker version script. -*- ld-script -*- + +# +# The symbol version must be updated on every hogweed +# library major number change. That is taken care by +# auto-generating the file. + +HOGWEED_@LIBHOGWEED_MAJOR@ +{ + global: + nettle_*; + _nettle_*; + @HOGWEED_EXTRA_SYMBOLS@ + + local: + *; +}; + diff --git a/libnettle.map.in b/libnettle.map.in new file mode 100644 index 00000000..02455bc5 --- /dev/null +++ b/libnettle.map.in @@ -0,0 +1,17 @@ +# libnettle.map -- libnettle linker version script. -*- ld-script -*- + +# +# The symbol version must be updated on every nettle +# library major number change. That is taken care by +# auto-generating the file. + +NETTLE_@LIBNETTLE_MAJOR@ +{ + global: + nettle_*; + _nettle_*; + + local: + *; +}; + |