+2015-04-23 Max Filippov <jcmvbkbc@gmail.com>
+
+ * configure.ac: Add --disable-symbol-versioning.
+
2015-04-14 Mark Wielaard <mjw@redhat.com>
* configure.ac (ac_cv_c99): Add explicit checks for all GNU99
+2015-04-23 Max Filippov <jcmvbkbc@gmail.com>
+
+ * eu.am (DEFS.os): New variable.
+
2015-03-18 Petr Machata <pmachata@redhat.com>
* known-dwarf.awk (comment): Drop all uses of this variable.
COMPILE.os = $(filter-out -fprofile-arcs -ftest-coverage, $(COMPILE))
+DEFS.os = -DPIC -DSHARED
+if SYMBOL_VERSIONING
+DEFS.os += -DSYMBOL_VERSIONING
+else
+endif
+
%.os: %.c %.o
if AMDEP
- if $(COMPILE.os) -c -o $@ -fpic -DPIC -DSHARED -MT $@ -MD -MP \
+ if $(COMPILE.os) -c -o $@ -fpic $(DEFS.os) -MT $@ -MD -MP \
-MF "$(DEPDIR)/$*.Tpo" `test -f '$<' || echo '$(srcdir)/'`$<; \
then cat "$(DEPDIR)/$*.Tpo" >> "$(DEPDIR)/$*.Po"; \
rm -f "$(DEPDIR)/$*.Tpo"; \
else rm -f "$(DEPDIR)/$*.Tpo"; exit 1; \
fi
else
- $(COMPILE.os) -c -o $@ -fpic -DPIC -DSHARED $<
+ $(COMPILE.os) -c -o $@ -fpic $(DEFS.os) $<
endif
CLEANFILES = *.gcno *.gcda
[Disable textrelcheck being a fatal error]))
AM_CONDITIONAL(FATAL_TEXTREL, [test "x$enable_textrelcheck" != "xno"])
+AC_ARG_ENABLE([symbol-versioning],
+AS_HELP_STRING([--disable-symbol-versioning],
+ [Disable symbol versioning in shared objects]))
+AM_CONDITIONAL(SYMBOL_VERSIONING, [test "x$enable_symbol_versioning" != "xno"])
+AS_IF([test "x$enable_symbol_versioning" = "xno"],
+ [AC_MSG_WARN([Disabling symbol versioning breaks ABI compatibility.])])
+
dnl The directories with content.
dnl Documentation.
+2015-04-23 Max Filippov <jcmvbkbc@gmail.com>
+
+ * eu-config.h: Use SYMBOL_VERSIONING as guard.
+
2014-01-17 Lei Zhang <thestig@google.com>
* crc32_file.c: Include config.h.
#define ELFUTILS_HEADER(name) <lib##name.h>
-#ifdef SHARED
+#ifdef SYMBOL_VERSIONING
# define OLD_VERSION(name, version) \
asm (".globl _compat." #version "." #name "\n" \
"_compat." #version "." #name " = " #name "\n" \
# define OLD_VERSION(name, version) /* Nothing for static linking. */
# define NEW_VERSION(name, version) /* Nothing for static linking. */
# define COMPAT_VERSION_NEWPROTO(name, version, prefix) \
- error "should use #ifdef SHARED"
-# define COMPAT_VERSION(name, version, prefix) error "should use #ifdef SHARED"
+ error "should use #ifdef SYMBOL_VERSIONING"
+# define COMPAT_VERSION(name, version, prefix) error "should use #ifdef SYMBOL_VERSIONING"
#endif
+2015-04-23 Max Filippov <jcmvbkbc@gmail.com>
+
+ * core-file.c (_compat_without_executable_dwfl_core_file_report):
+ Guard with SYMBOL_VERSIONING.
+ * dwfl_module_build_id.c (_compat_vaddr_at_end_dwfl_module_build_id):
+ Likewise.
+ * dwfl_report_elf.c (_compat_without_add_p_vaddr_dwfl_report_elf):
+ Likewise.
+
2015-04-02 Mark Wielaard <mjw@redhat.com>
* segment.c (insert): Check correct number of lookup_elts.
INTDEF (dwfl_core_file_report)
NEW_VERSION (dwfl_core_file_report, ELFUTILS_0.158)
-#ifdef SHARED
+#ifdef SYMBOL_VERSIONING
int _compat_without_executable_dwfl_core_file_report (Dwfl *dwfl, Elf *elf);
COMPAT_VERSION_NEWPROTO (dwfl_core_file_report, ELFUTILS_0.146,
without_executable)
INTDEF (dwfl_module_build_id)
NEW_VERSION (dwfl_module_build_id, ELFUTILS_0.138)
-#ifdef SHARED
+#ifdef SYMBOL_VERSIONING
COMPAT_VERSION (dwfl_module_build_id, ELFUTILS_0.130, vaddr_at_end)
int
INTDEF (dwfl_report_elf)
NEW_VERSION (dwfl_report_elf, ELFUTILS_0.156)
-#ifdef SHARED
+#ifdef SYMBOL_VERSIONING
Dwfl_Module *
_compat_without_add_p_vaddr_dwfl_report_elf (Dwfl *dwfl, const char *name,
const char *file_name, int fd,