Index: ChangeLog

from  Benoît Perrot  <benoit@lrde.epita.fr>

	Do not update timestamps of generators when they fail.

	* src/parse/Makefile.am, dev/inst-makefile-gen.py:
	Suggested by Akim Demaille: Read Automake.texi :)

ChangeLog

+2004-09-28  Benot Perrot  <benoit@lrde.epita.fr>
+
+	Do not update timestamps of generators when they fail.
+
+	* src/parse/Makefile.am, dev/inst-makefile-gen.py:
+	Suggested by Akim Demaille: Read Automake.texi :)
+
 2004-09-26  Benot Perrot  <benoit@lrde.epita.fr>
 
 	Add data storage directives.

dev/inst-makefile-gen.py

@@ -50,20 +50,28 @@ BUILT_SOURCES =						\\
 	program_builder.hh inst-builder-gen.stamp			\\
        	program_solver.hh program_solver.cc inst-solver-gen.stamp
 
+# This code comes from \"Handling Tools that Produce Many Outputs\",
+# from the Automake documentation.
 
 inst-nodes-gen.stamp: $(top_srcdir)/dev/inst-nodes-gen.py $(top_srcdir)/dev/nolimips.xml
+	@rm -rf $@.tmp
+	@touch $@.tmp
 	$(top_srcdir)/dev/inst-nodes-gen.py < $(top_srcdir)/dev/nolimips.xml
-	touch $@
+	@mv -f $@.tmp $@
 $(FROM_INST_NODES_GEN_PY): inst-nodes-gen.stamp
 
 inst-builder-gen.stamp: $(top_srcdir)/dev/inst-builder-gen.py $(top_srcdir)/dev/nolimips.xml
+	@rm -rf $@.tmp
+	@touch $@.tmp
 	$(top_srcdir)/dev/inst-builder-gen.py < $(top_srcdir)/dev/nolimips.xml
-	touch $@
+	@mv -f $@.tmp $@
 program_builder.hh: inst-builder-gen.stamp
 
 inst-solver-gen.stamp: $(top_srcdir)/dev/inst-solver-gen.py $(top_srcdir)/dev/nolimips.xml
+	@rm -rf $@.tmp
+	@touch $@.tmp
 	$(top_srcdir)/dev/inst-solver-gen.py < $(top_srcdir)/dev/nolimips.xml
-	touch $@
+	@mv -f $@.tmp $@
 program_solver.hh program_solver.cc: inst-solver-gen.stamp
 
 

src/parse/Makefile.am

@@ -13,17 +13,22 @@ BUILT_SOURCES =					\
 	asm-parse.yy parse-asm-parse.stamp	\
 	$(FROM_ASM_PARSE_YY)
 
+# This code comes from "Handling Tools that Produce Many Outputs",
+# from the Automake documentation.
+
 parse-asm-scan.stamp: $(top_srcdir)/dev/parse-asm-scan-gen.py $(top_srcdir)/dev/nolimips.xml
+	@rm -rf $@.tmp
+	@touch $@.tmp
 	$(top_srcdir)/dev/parse-asm-scan-gen.py < $(top_srcdir)/dev/nolimips.xml
-	touch $@
+	@mv -f $@.tmp $@
 asm-scan.ll: parse-asm-scan.stamp
-	touch $@
 
 parse-asm-parse.stamp: $(top_srcdir)/dev/parse-asm-parse-gen.py $(top_srcdir)/dev/nolimips.xml
+	@rm -rf $@.tmp
+	@touch $@.tmp
 	$(top_srcdir)/dev/parse-asm-parse-gen.py < $(top_srcdir)/dev/nolimips.xml
-	touch $@
+	@mv -f $@.tmp $@
 asm-parse.yy: parse-asm-parse.stamp
-	touch $@
 
 $(FROM_ASM_PARSE_YY): $(srcdir)/asm-parse.yy
 	bison -S lalr1.cc -d -ra $(srcdir)/asm-parse.yy -o asm-parse.cc