On 2025-03-17 05:29 pm, Zhao Zhili wrote:

On Mar 17, 2025, at 19:45, Gyan Doshi <ffm...@gyani.pro> wrote:



On 2025-03-17 05:02 pm, Zhao Zhili wrote:
On Mar 13, 2025, at 21:02, Gyan Doshi <ffm...@gyani.pro> wrote:

The linker command can exceed the maximum argument limit on MinGW,
especially for libavcodec.

The objects list is now stored in a file and passed to the linker.
---
v3:
  for reasons unknown to me, static linking doesn't appear to
  work on linux with escaped variables, so removed those.
  Someone please test on linux both static and shared builds.

.gitignore          | 1 +
ffbuild/common.mak  | 2 +-
ffbuild/library.mak | 8 ++++++--
3 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/.gitignore b/.gitignore
index 9cfc78b414..430abaf91b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
*.a
*.o
+*.objs
*.o.*
*.d
*.def
diff --git a/ffbuild/common.mak b/ffbuild/common.mak
index 023adb8567..ca45a0f368 100644
--- a/ffbuild/common.mak
+++ b/ffbuild/common.mak
@@ -214,7 +214,7 @@ $(TOOLOBJS): | tools

OUTDIRS := $(OUTDIRS) $(dir $(OBJS) $(HOBJS) $(HOSTOBJS) $(SLIBOBJS) 
$(SHLIBOBJS) $(STLIBOBJS) $(TESTOBJS))

-CLEANSUFFIXES     = *.d *.gcda *.gcno *.h.c *.ho *.map *.o *.pc *.ptx *.ptx.gz 
*.ptx.c *.ver *.version *$(DEFAULT_X86ASMD).asm *~ *.ilk *.pdb
+CLEANSUFFIXES     = *.d *.gcda *.gcno *.h.c *.ho *.map *.o *.objs *.pc *.ptx 
*.ptx.gz *.ptx.c *.ver *.version *$(DEFAULT_X86ASMD).asm *~ *.ilk *.pdb
LIBSUFFIXES       = *.a *.lib *.so *.so.* *.dylib *.dll *.def *.dll.a

define RULES
diff --git a/ffbuild/library.mak b/ffbuild/library.mak
index 793e9d41fa..72e3872157 100644
--- a/ffbuild/library.mak
+++ b/ffbuild/library.mak
@@ -35,8 +35,10 @@ OBJS += $(SHLIBOBJS)
endif
$(SUBDIR)$(LIBNAME): $(OBJS) $(STLIBOBJS)
        $(RM) $@
-       $(AR) $(ARFLAGS) $(AR_O) $^
+       $(Q)echo $^ > $@.objs
+       $(AR) $(ARFLAGS) $(AR_O) @$@.objs
@file doesn’t supported by ar on macOS or BSD.
Do we have any FATE clients on these platforms?
I remember there were apple machines, but they are not there now.

https://fate.ffmpeg.org/

Can we get a definite list of archiver/linkers which we support that don't support response files?

Regards,
Gyan



Can we add CI machine and workflow to code.ffmpeg.org <http://code.ffmpeg.org/> 
now?

I guess we can use  some guard (which?) to define an alternate recipe.

Regards,
Gyan


        $(RANLIB) $@
+       -$(RM) $@.objs

install-headers: install-lib$(NAME)-headers install-lib$(NAME)-pkgconfig

@@ -66,8 +68,10 @@ $(SUBDIR)$(SLIBNAME): $(SUBDIR)$(SLIBNAME_WITH_MAJOR)

$(SUBDIR)$(SLIBNAME_WITH_MAJOR): $(OBJS) $(SHLIBOBJS) $(SLIBOBJS) 
$(SUBDIR)lib$(NAME).ver
        $(SLIB_CREATE_DEF_CMD)
-       $$(LD) $(SHFLAGS) $(LDFLAGS) $(LDSOFLAGS) $$(LD_O) $$(filter %.o,$$^) 
$(FFEXTRALIBS)
+       $(Q)echo $$(filter %.o,$$^) > $$@.objs
+       $$(LD) $(SHFLAGS) $(LDFLAGS) $(LDSOFLAGS) $$(LD_O) @$$@.objs 
$(FFEXTRALIBS)
        $(SLIB_EXTRA_CMD)
+       -$(RM) $$@.objs

ifdef SUBDIR
$(SUBDIR)$(SLIBNAME_WITH_MAJOR): $(DEP_LIBS)
--
2.46.1

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