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authorPeter Collingbourne <peter@pcc.me.uk>2011-09-22 16:04:03 (GMT)
committerPeter Collingbourne <peter@pcc.me.uk>2011-10-15 19:23:50 (GMT)
commit7cf2bdffe2a95ea5e30e9c3166ef4398add8e6b9 (patch)
tree2b8cd622a0fa858beb0b91da121255a82274272b /src/clean.cc
parent07c1f9b14b5f7071a5def7d09414ec852a4372ef (diff)
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Implement generator rules
Introduce a rule attribute "generator" which, if present, specifies that this rule is used to re-invoke the generator program. Files built using generator rules are treated specially in two ways: firstly, they will not be rebuilt if the command line changes; and secondly, they are not cleaned by default. A command line flag "-g" is introduced for the clean tool, which causes it to remove generator files. Fixes issue #102.
Diffstat (limited to 'src/clean.cc')
-rw-r--r--src/clean.cc5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/clean.cc b/src/clean.cc
index d22ac59..033fa96 100644
--- a/src/clean.cc
+++ b/src/clean.cc
@@ -96,7 +96,7 @@ void Cleaner::PrintFooter() {
printf("%d files.\n", cleaned_files_count_);
}
-int Cleaner::CleanAll() {
+int Cleaner::CleanAll(bool generator) {
Reset();
PrintHeader();
for (vector<Edge*>::iterator e = state_->edges_.begin();
@@ -104,6 +104,9 @@ int Cleaner::CleanAll() {
// Do not try to remove phony targets
if ((*e)->rule_ == &State::kPhonyRule)
continue;
+ // Do not remove generator's files unless generator specified.
+ if (!generator && (*e)->rule_->generator_)
+ continue;
for (vector<Node*>::iterator out_node = (*e)->outputs_.begin();
out_node != (*e)->outputs_.end(); ++out_node) {
Remove((*out_node)->file_->path_);