* lib/am/texi-vers.am, lib/am/subdirs.am, lib/am/scripts.am,

[platform/upstream/automake.git] / lib / am / texi-vers.am

diff --git a/lib/am/texi-vers.am b/lib/am/texi-vers.am
index 5172cbe..c164fef 100644 (file)
--- a/lib/am/texi-vers.am
+++ b/lib/am/texi-vers.am
@@ -1,5 +1,6 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994, 1995, 1996 Free Software Foundation, Inc.
+## Copyright (C) 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002, 2003
+## Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
@@ -15,32 +16,46 @@
 ## along with this program; if not, write to the Free Software
 ## Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 ## 02111-1307, USA.
-$(srcdir)/@VTEXI@: @MAINT@stamp-@VTI@
-       @:
-
-## Depend on configure.in so that version number updates cause a
-## rebuild.
-$(srcdir)/stamp-@VTI@: @TEXI@ $(top_srcdir)/configure.in
-       @echo "@set UPDATED `cd $(srcdir) \
-         && $(SHELL) @MDDIR@/mdate-sh @TEXI@`" > @VTI@.tmp
-       @echo "@set EDITION $(VERSION)" >> @VTI@.tmp
-       @echo "@set VERSION $(VERSION)" >> @VTI@.tmp
+
+DIST_COMMON += %VTEXI% %STAMPVTI%
+
+## Don't give this rule a command (even `@:').
+## %STAMPVTI% is always newer than %VTEXI%, so this rule is always
+## triggered.  If you equip this rule with a command, GNU make will
+## assume %VTEXI% has been rebuild in the current directory and
+## discard any %VTEXI% file found in a VPATH seatch.
+%VTEXI%: %MAINTAINER-MODE% %STAMPVTI%
+
+## Depend on configure so that version number updates cause a rebuild.
+## (Not configure.ac, because not all setups define the version number
+## in this file.)
+%STAMPVTI%: %TEXI% $(top_srcdir)/configure
+## It is wrong to have %STAMPTVTI% dependent on %DIRSTAMP%, because
+## %STAMPVTI% is distributed and %DIRSTAMP% isn't: a distributed file
+## should never be dependent upon a non-distributed built file.
+## Therefore we ensure that %DIRSTAMP% exists in the rule.
+?DIRSTAMP?     test -f %DIRSTAMP% || $(MAKE) %DIRSTAMP%
+       @(dir=.; test -f ./%TEXI% || dir=$(srcdir); \
+       set `$(SHELL) %MDDIR%mdate-sh $$dir/%TEXI%`; \
+       echo "@set UPDATED $$1 $$2 $$3"; \
+       echo "@set UPDATED-MONTH $$2 $$3"; \
+       echo "@set EDITION $(VERSION)"; \
+       echo "@set VERSION $(VERSION)") > %VTI%.tmp
 ## Use cp and rm here because some older "mv"s can't move across
 ## filesystems.  Furthermore, GNU "mv" in the AmigaDOS environment
 ## can't handle this.
-       @cmp -s @VTI@.tmp $(srcdir)/@VTEXI@ \
-         || (echo "Updating $(srcdir)/@VTEXI@"; \
-             cp @VTI@.tmp $(srcdir)/@VTEXI@)
-       -@rm -f @VTI@.tmp
-       @cp $(srcdir)/@VTEXI@ $@
-
-mostlyclean-@VTI@:
-       -rm -f @VTI@.tmp
-
-clean-@VTI@:
+       @cmp -s %VTI%.tmp %VTEXI% \
+         || (echo "Updating %VTEXI%"; \
+             cp %VTI%.tmp %VTEXI%)
+       -@rm -f %VTI%.tmp
+       @cp %VTEXI% $@
 
-distclean-@VTI@:
+mostlyclean-am: mostlyclean-%VTI%
+mostlyclean-%VTI%:
+       -rm -f %VTI%.tmp
 
-maintainer-clean-@VTI@:
-       -@MAINT@rm -f stamp-@VTI@ @VTEXI@
+maintainer-clean-am: maintainer-clean-%VTI%
+maintainer-clean-%VTI%:
+%MAINTAINER-MODE%      -rm -f %STAMPVTI% %VTEXI%
 
+.PHONY: mostlyclean-%VTI% maintainer-clean-%VTI%