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[binutils-gdb] Use a stamp file for version.c
- From: Tom Tromey <tromey at sourceware dot org>
- To: gdb-cvs at sourceware dot org
- Date: 9 Jul 2018 14:04:31 -0000
- Subject: [binutils-gdb] Use a stamp file for version.c
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=5d3c3a68c3ffe37c06a7a8dad30c19241bd39f7a
commit 5d3c3a68c3ffe37c06a7a8dad30c19241bd39f7a
Author: Tom Tromey <tom@tromey.com>
Date: Mon Jul 2 07:06:27 2018 -0600
Use a stamp file for version.c
This introduces a stamp file for version.c, preventing unnecessary
version.o rebuilds.
gdb/ChangeLog
2018-07-09 Tom Tromey <tom@tromey.com>
* Makefile.in (clean mostlyclean): Remove stamp-version.
(version.c): Depend on stamp-version.
(stamp-version): New rule, from version.c rule.
Diff:
---
gdb/ChangeLog | 6 ++++++
gdb/Makefile.in | 12 +++++++++---
2 files changed, 15 insertions(+), 3 deletions(-)
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 7e39800..75a8f67 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,11 @@
2018-07-09 Tom Tromey <tom@tromey.com>
+ * Makefile.in (clean mostlyclean): Remove stamp-version.
+ (version.c): Depend on stamp-version.
+ (stamp-version): New rule, from version.c rule.
+
+2018-07-09 Tom Tromey <tom@tromey.com>
+
* Makefile.in (init.c): Depend on stamp-init.
(stamp-init): New rule, from init.c rule.
(clean mostlyclean): Remove stamp-init.
diff --git a/gdb/Makefile.in b/gdb/Makefile.in
index d14e867..fa93ac3 100644
--- a/gdb/Makefile.in
+++ b/gdb/Makefile.in
@@ -1948,7 +1948,7 @@ tags: TAGS
clean mostlyclean: $(CONFIG_CLEAN)
@$(MAKE) $(FLAGS_TO_PASS) DO=clean "DODIRS=$(CLEANDIRS)" subdir_do
rm -f *.o *.a $(ADD_FILES) *~ init.c-tmp init.l-tmp version.c-tmp
- rm -f init.c stamp-init version.c
+ rm -f init.c stamp-init version.c stamp-version
rm -f gdb$(EXEEXT) core make.log
rm -f gdb[0-9]$(EXEEXT)
rm -f test-cp-name-parser$(EXEEXT)
@@ -2138,9 +2138,15 @@ $(srcdir)/copying.c: @MAINTAINER_MODE_TRUE@ $(srcdir)/../COPYING3 $(srcdir)/copy
< $(srcdir)/../COPYING3 > $(srcdir)/copying.tmp
mv $(srcdir)/copying.tmp $(srcdir)/copying.c
-version.c: Makefile version.in $(srcdir)/../bfd/version.h $(srcdir)/common/create-version.sh
+version.c: stamp-version; @true
+# Note that the obvious names for the temp file are taken by
+# create-version.sh.
+stamp-version: Makefile version.in $(srcdir)/../bfd/version.h $(srcdir)/common/create-version.sh
$(ECHO_GEN) $(SHELL) $(srcdir)/common/create-version.sh $(srcdir) \
- $(host_alias) $(target_alias) version.c
+ $(host_alias) $(target_alias) version-t.t
+ @$(SHELL) $(srcdir)/../move-if-change version-t.t version.c
+ @echo stamp > stamp-version
+
lint: $(LINTFILES)
$(LINT) $(INCLUDE_CFLAGS) $(LINTFLAGS) $(LINTFILES) \