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-rw-r--r--Makefile60
1 files changed, 26 insertions, 34 deletions
diff --git a/Makefile b/Makefile
index 774cf3b..ceaf5b0 100644
--- a/Makefile
+++ b/Makefile
@@ -82,14 +82,14 @@ subdirs := $(filter mach,$(subdirs)) $(filter hurd,$(subdirs)) \
$(addprefix install-, no-libc.a bin lib data headers others)
headers := errno.h sys/errno.h errnos.h limits.h values.h \
- features.h gnu-versions.h libc-lock.h libc-version.h
+ features.h gnu-versions.h libc-lock.h
aux = sysdep $(libc-init) version
-before-compile = $(objpfx)version-info.h $(objpfx)libc-version.h
+before-compile = $(objpfx)version-info.h
echo-headers: subdir_echo-headers
# What to install.
-install-others = $(includedir)/stubs.h
+install-others = $(includedir)/stubs.h $(includedir)/gnu/lib-names.h
ifeq (yes,$(gnu-ld))
libc-init = set-init
@@ -152,36 +152,6 @@ generated += version-info.h
version.c-objects := $(addprefix $(objpfx)version,$(object-suffixes))
$(version.c-objects): $(objpfx)version-info.h
-$(objpfx)libc-version.h: Makefile $(common-objpfx)soversions.mk \
- $(common-objpfx)version.mk
- nr="$(libc.so-version)"; \
- lnr=`echo $(version) | sed 's/[.].*//'`; \
- lmnr=`echo $(version) | sed 's/[^.]*[.]//'`; \
- if test -n $$nr; then \
- nr=`echo $$nr | sed 's/^[.]\([0-9]*\).*/\1/'`; \
- else \
- nr="$$lnr"; \
- fi; \
- rm -f $@T; \
- (echo '#ifndef __LIBC_VERSION_H'; \
- echo '#define __LIBC_VERSION_H 1'; \
- echo; \
- if test -n "$(libc.so-version)"; then \
- echo '/* Show that this is the GNU C Library. The value is the'; \
- echo ' interface number of the shared library. */'; \
- else \
- echo '/* Show that this is the GNU C Library. */'; \
- fi; \
- echo "#define __GNU_LIBRARY__ $$nr"; \
- echo; \
- echo '/* Version numbers for GNU libc release. */'; \
- echo "#define __GLIBC__ $$lnr"; \
- echo "#define __GLIBC_MINOR__ $$lmnr"; \
- echo; \
- echo '#endif /* libc-version.h */') > $@T
- mv -f $@T $@
-generated += libc-version.h
-
# Makerules creates a file `stub-$(subdir)' for each subdirectory, which
# contains `#define __stub_FUNCTION' for each function which is a stub.
# Here we paste all of these together into <stubs.h>.
@@ -202,10 +172,32 @@ $(includedir)/stubs.h: subdir_install
echo ' every time called, usually setting errno to ENOSYS. */';\
sort $(subdir-stubs)) > $(objpfx)stubs.h
if test -r $@ && cmp -s $(objpfx)stubs.h $@; \
- then echo stubs.h unchanged ; \
+ then echo 'stubs.h unchanged'; \
else $(INSTALL_DATA) $(objpfx)stubs.h $@; fi
rm -f $(objpfx)stubs.h
+# Like stubs.h the gnu/lib-names.h header is not used while building the
+# libc itself. So we generate it while installing.
+$(includedir)/gnu/lib-names.h: $(common-objpfx)soversions.mk
+ @rm -f $(objpfx)lib-names.h
+ (echo '/* This file is automatically generated.';\
+ echo ' It defines macros to allow user program to find the shared';\
+ echo ' library files which come as part of GNU libc. */';\
+ echo '#ifndef __GNU_LIB_NAMES_H'; \
+ echo '#define __GNU_LIB_NAMES_H 1'; \
+ echo; \
+ (libs='$(all-sonames)';\
+ for l in $$libs; do \
+ upname=`echo $$l | sed 's/[.]so.*//' | tr [:lower:]- [:upper:]_`; \
+ echo "#define $${upname}_SO $$l"; \
+ done;) | sort; \
+ echo; \
+ echo '#endif /* gnu/lib-names.h */';) > $(objpfx)lib-names.h
+ if test -r $@ && cmp -s $(objpfx)lib-names.h $@; \
+ then echo 'gnu/lib-names.h unchanged'; \
+ else $(INSTALL_DATA) $(objpfx)lib-names.h $@; fi
+ rm -f $(objpfx)lib-names.h
+
# This makes the Info or DVI file of the documentation from the Texinfo source.
.PHONY: info dvi
info dvi: