/usr/src/llvm-2.9/patches/0021-shared-lib-debian.patch is in llvm-2.9-source 2.9+dfsg-3ubuntu4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 | ---
Makefile | 7 +++++++
1 file changed, 7 insertions(+)
--- a/tools/llvm-shlib/Makefile
+++ b/tools/llvm-shlib/Makefile
@@ -26,6 +26,12 @@
LLVMLibsPaths := $(IncludeInLibLlvm)
$(LibName.SO): $(LLVMLibsPaths)
+ $(Echo) Linking $(BuildMode) $(SharedLibKindMessage) \
+ $(LIBRARYNAME)$(SHLIBEXT)
+ $(Verb) $(Link) $(SharedLinkOptions) -o $@ $(ObjectsO) \
+ $(ProjLibsOptions) $(LLVMLibsOptions) $(LIBS)
+ mv $(LibName.SO) $(LibName.SO).1
+ ln -s $(notdir $(LibName.SO)).1 $(LibName.SO)
ifeq ($(HOST_OS),Darwin)
# set dylib internal version number to llvmCore submission number
@@ -72,6 +72,7 @@
# Include everything from the .a's into the shared library.
LLVMLibsOptions := -Wl,--whole-archive $(LLVMLibsOptions) \
-Wl,--no-whole-archive
+ LLVMLibsOptions += -Wl,--soname=$(notdir $(LibName.SO)).1 -Wl,-Bsymbolic-functions
endif
ifeq ($(HOST_OS),Linux)
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