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authorRoland McGrath <roland@gnu.org>2003-05-28 21:05:12 +0000
committerRoland McGrath <roland@gnu.org>2003-05-28 21:05:12 +0000
commit7cd72ad38093e584cb143ac6e4b1453dee5f7ac7 (patch)
treeda182882630e13b7f8c1e9b05fcd3cb1fe68bf48 /sysdeps/unix/sysv/linux/Makefile
parentd49c05e00f2b50f7a3e81f13803bdb34bd1970f7 (diff)
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2003-05-11 Andreas Schwab <schwab@suse.de>
* Makerules: Always use -MP together with -MD. (sed-remove-dotot): Substitute $(..) also at start of line. ($(stdio_lim:h=st)): Use -MD instead of SUNPRO_DEPENDENCIES. Generated defines with a single compiler call. Use $(sed-remove-dotdot). * mach/Makefile ($(objpfx)mach-syscalls.mk): Use -MD instead of DEPENDENCIES_OUTPUT, and use $(sed-remove-objpfx). * sysdeps/unix/sysv/linux/Makefile ($(objpfx)syscall-%.h): Use -MD instead of SUNPRO_DEPENDENCIES, and use $(sed-remove-objpfx). * sysdeps/unix/sysv/linux/mips/Makefile ($(objpfx)syscall-%.h): Likewise.
Diffstat (limited to 'sysdeps/unix/sysv/linux/Makefile')
-rw-r--r--sysdeps/unix/sysv/linux/Makefile26
1 files changed, 13 insertions, 13 deletions
diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile
index d402dd16da..90671e404e 100644
--- a/sysdeps/unix/sysv/linux/Makefile
+++ b/sysdeps/unix/sysv/linux/Makefile
@@ -30,7 +30,6 @@ install-others += $(inst_includedir)/bits/syscall.h
# we generate a file that uses <bits/wordsize.h>.
$(objpfx)syscall-%.h $(objpfx)syscall-%.d: ../sysdeps/unix/sysv/linux/sys/syscall.h
$(make-target-directory)
- rm -f $(@:.h=.d)-t
{ \
echo '/* Generated at libc build time from kernel syscall list. */';\
echo ''; \
@@ -38,14 +37,14 @@ $(objpfx)syscall-%.h $(objpfx)syscall-%.d: ../sysdeps/unix/sysv/linux/sys/syscal
echo '# error "Never use <bits/syscall.h> directly; include <sys/syscall.h> instead."'; \
echo '#endif'; \
echo ''; \
- SUNPRO_DEPENDENCIES='$(@:.h=.d)-t $@' \
- $(CC) -E -x c $(sysincludes) $< $(addprefix -U,$(64bit-predefine)) \
- $(addprefix -D,$(32bit-predefine)) -D_LIBC -dM | \
+ $(CC) -E -MD -MP -MF $(@:.h=.d)-t1 -MT '$(@:.d=.h) $(@:.h=.d)' \
+ -x c $(sysincludes) $< $(addprefix -U,$(64bit-predefine)) \
+ $(addprefix -D,$(32bit-predefine)) -D_LIBC -dM | \
sed -n 's@^#define __NR_\([^ ]*\) .*$$@#define SYS_\1 __NR_\1@p' | \
LC_ALL=C sort > $(@:.d=.h).new32; \
- SUNPRO_DEPENDENCIES='$(@:.h=.d)-t $@' \
- $(CC) -E -x c $(sysincludes) $< $(addprefix -U,$(32bit-predefine)) \
- $(addprefix -D,$(64bit-predefine)) -D_LIBC -dM | \
+ $(CC) -E -MD -MP -MF $(@:.h=.d)-t2 -MT '$(@:.d=.h) $(@:.h=.d)' \
+ -x c $(sysincludes) $< $(addprefix -U,$(32bit-predefine)) \
+ $(addprefix -D,$(64bit-predefine)) -D_LIBC -dM | \
sed -n 's@^#define __NR_\([^ ]*\) .*$$@#define SYS_\1 __NR_\1@p' | \
LC_ALL=C sort > $(@:.d=.h).new64; \
if cmp -s $(@:.d=.h).new32 $(@:.d=.h).new64; then \
@@ -63,12 +62,13 @@ $(objpfx)syscall-%.h $(objpfx)syscall-%.d: ../sysdeps/unix/sysv/linux/sys/syscal
rm -f $(@:.d=.h).new32 $(@:.d=.h).new64; \
} > $(@:.d=.h).new
mv -f $(@:.d=.h).new $(@:.d=.h)
- sed < $(@:.h=.d)-t > $(@:.h=.d)-t2 \
- -e 's,$(subst .,\.,$@),$(patsubst $(objpfx)%,$$(objpfx)%,\
- $(@:.d=.h) $(@:.h=.d)),'
- rm -f $(@:.h=.d)-t
- mv -f $(@:.h=.d)-t2 $(@:.h=.d)
-
+ifneq (,$(objpfx))
+ sed $(sed-remove-objpfx) $(@:.h=.d)-t1 $(@:.h=.d)-t2 > $(@:.h=.d)-t3
+else
+ cat $(@:.h=.d)-t1 $(@:.h=.d)-t2 > $(@:.h=.d)-t3
+endif
+ rm -f $(@:.h=.d)-t1 $(@:.h=.d)-t2
+ mv -f $(@:.h=.d)-t3 $(@:.h=.d)
$(inst_includedir)/bits/syscall.h: $(objpfx)syscall-list.h $(+force)
$(make-target-directory)