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Define __dso_handle in libtcc1.a

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new glibc really can't avoid it anymore, so let's provide it.
I've tried doing it only on systems that possibly are glibc
based.  (For others it would be harmless as it simply wouldn't
be picked up from libtcc1.a)
This commit is contained in:
Michael Matz 2019-06-22 01:38:43 +02:00
parent 7894f39e65
commit dd60b20c6e
2 changed files with 12 additions and 9 deletions
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20
lib/Makefile
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@ -31,6 +31,8 @@ $(X)BCHECK_O = bcheck.o
ifeq ($(CONFIG_musl)$(CONFIG_uClibc),yes)
BCHECK_O =
else
DSO_O = dsohandle.o
endif
ifdef CONFIG_OSX
@ -43,18 +45,18 @@ ARM_O = libtcc1.o armeabi.o alloca-arm.o armflush.o
ARM64_O = lib-arm64.o
WIN_O = crt1.o crt1w.o wincrt1.o wincrt1w.o dllcrt1.o dllmain.o
OBJ-i386 = $(I386_O) $(BCHECK_O)
OBJ-x86_64 = $(X86_64_O) va_list.o $(BCHECK_O)
OBJ-i386 = $(I386_O) $(BCHECK_O) $(DSO_O)
OBJ-x86_64 = $(X86_64_O) va_list.o $(BCHECK_O) $(DSO_O)
OBJ-x86_64-osx = $(X86_64_O) va_list.o
OBJ-i386-win32 = $(I386_O) chkstk.o bcheck.o $(WIN_O)
OBJ-x86_64-win32 = $(X86_64_O) chkstk.o bcheck.o $(WIN_O)
OBJ-arm64 = $(ARM64_O)
OBJ-arm = $(ARM_O)
OBJ-arm-fpa = $(ARM_O)
OBJ-arm-fpa-ld = $(ARM_O)
OBJ-arm-vfp = $(ARM_O)
OBJ-arm-eabi = $(ARM_O)
OBJ-arm-eabihf = $(ARM_O)
OBJ-arm64 = $(ARM64_O) $(DSO_O)
OBJ-arm = $(ARM_O) $(DSO_O)
OBJ-arm-fpa = $(ARM_O) $(DSO_O)
OBJ-arm-fpa-ld = $(ARM_O) $(DSO_O)
OBJ-arm-vfp = $(ARM_O) $(DSO_O)
OBJ-arm-eabi = $(ARM_O) $(DSO_O)
OBJ-arm-eabihf = $(ARM_O) $(DSO_O)
OBJ-arm-wince = $(ARM_O) $(WIN_O)
$(BIN) : $(patsubst %.o,$(X)%.o,$(OBJ-$T))

1
lib/dsohandle.c Normal file
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@ -0,0 +1 @@
void * __dso_handle __attribute((visibility("hidden"))) = &__dso_handle;