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build: Simplify postprocessing of linker version script files

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Generate the files in a single postprocessing step w/o intermediate files.
This commit is contained in:
Diego Biurrun 2016-05-27 11:38:38 +02:00
parent 535a742c26
commit c5fd4b5061
4 changed files with 13 additions and 12 deletions
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3
Makefile
View File

@ -62,9 +62,6 @@ COMPILE_HOSTC = $(call COMPILE,HOSTCC)
%.h.c:
$(Q)echo '#include "$*.h"' >$@
%.ver: %.v
$(M)sed 's/MAJOR/$($(basename $(@F))_VERSION_MAJOR)/' $^ > $@
%.c %.h %.ver: TAG = GEN
AVPROGS-$(CONFIG_AVCONV) += avconv

2
common.mak
View File

@ -52,7 +52,7 @@ $(TOOLOBJS): | tools
OBJDIRS := $(OBJDIRS) $(dir $(OBJS) $(HOBJS) $(HOSTOBJS) $(TESTOBJS))
CLEANSUFFIXES = *.d *.o *~ *.h.c *.map *.ver *.ver-sol2 *.gcno *.gcda
CLEANSUFFIXES = *.d *.o *~ *.h.c *.gcda *.gcno *.map *.ver
DISTCLEANSUFFIXES = *.pc
LIBSUFFIXES = *.a *.lib *.so *.so.* *.dylib *.dll *.def *.dll.a

17
configure vendored
View File

@ -2465,6 +2465,7 @@ objformat="elf"
pkg_config_default=pkg-config
ranlib="ranlib"
strip="strip"
version_script='--version-script'
yasmexe="yasm"
# machine
@ -2506,6 +2507,7 @@ SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
VERSION_SCRIPT_POSTPROCESS_CMD="cat"
asflags_filter=echo
cflags_filter=echo
@ -3748,7 +3750,8 @@ case $target_os in
echo "hwcap_1 = OVERRIDE;" > mapfile &&
add_ldflags -Wl,-M,mapfile
nm_default='nm -P -g'
SLIB_CREATE_DEF_CMD='$(Q)perl $(SRC_PATH)/compat/solaris/make_sunver.pl $$(filter %.ver,$$^) $(OBJS) | grep -v @ > $(SUBDIR)lib$(NAME).ver-sol2'
version_script='-M'
VERSION_SCRIPT_POSTPROCESS_CMD='perl $(SRC_PATH)/compat/solaris/make_sunver.pl - $(OBJS)'
;;
netbsd)
disable symver
@ -4829,13 +4832,9 @@ enabled xmm_clobber_test &&
disable xmm_clobber_test
echo "X { local: *; };" > $TMPV
if test_ldflags -Wl,--version-script,$TMPV; then
append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
elif test_ldflags -Wl,-M,$TMPV; then
append SHFLAGS '-Wl,-M,\$(SUBDIR)lib\$(NAME).ver-sol2'
fi
check_cc <<EOF && enable symver_asm_label
if test_ldflags -Wl,${version_script},$TMPV; then
append SHFLAGS '-Wl,${version_script},\$(SUBDIR)lib\$(NAME).ver'
check_cc <<EOF && enable symver_asm_label
void ff_foo(void) __asm__ ("av_foo@VERSION");
void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
EOF
@ -4843,6 +4842,7 @@ EOF
__asm__(".symver ff_foo,av_foo@VERSION");
void ff_foo(void) {}
EOF
fi
if [ -z "$optflags" ]; then
if enabled small; then
@ -5243,6 +5243,7 @@ SLIB_INSTALL_NAME=${SLIB_INSTALL_NAME}
SLIB_INSTALL_LINKS=${SLIB_INSTALL_LINKS}
SLIB_INSTALL_EXTRA_LIB=${SLIB_INSTALL_EXTRA_LIB}
SLIB_INSTALL_EXTRA_SHLIB=${SLIB_INSTALL_EXTRA_SHLIB}
VERSION_SCRIPT_POSTPROCESS_CMD=${VERSION_SCRIPT_POSTPROCESS_CMD}
SAMPLES:=${samples:-\$(LIBAV_SAMPLES)}
EOF

3
library.mak
View File

@ -35,6 +35,9 @@ $(TESTPROGS): THISLIB = $(SUBDIR)$(LIBNAME)
$(TESTPROGS) $(TOOLS): %$(EXESUF): %.o $(EXEOBJS)
$$(LD) $(LDFLAGS) $(LDEXEFLAGS) $$(LD_O) $$(filter %.o,$$^) $$(THISLIB) $(FFEXTRALIBS) $$(ELIBS)
$(SUBDIR)lib$(NAME).ver: $(SUBDIR)lib$(NAME).v $(OBJS)
$$(M)sed 's/MAJOR/$(lib$(NAME)_VERSION_MAJOR)/' $$< | $(VERSION_SCRIPT_POSTPROCESS_CMD) > $$@
$(SUBDIR)$(SLIBNAME): $(SUBDIR)$(SLIBNAME_WITH_MAJOR)
$(Q)cd ./$(SUBDIR) && $(LN_S) $(SLIBNAME_WITH_MAJOR) $(SLIBNAME)