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author | Peter Collingbourne <peter@pcc.me.uk> | 2011-09-22 16:04:03 (GMT) |
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committer | Peter Collingbourne <peter@pcc.me.uk> | 2011-10-15 19:23:50 (GMT) |
commit | 7cf2bdffe2a95ea5e30e9c3166ef4398add8e6b9 (patch) | |
tree | 2b8cd622a0fa858beb0b91da121255a82274272b /src/parsers.cc | |
parent | 07c1f9b14b5f7071a5def7d09414ec852a4372ef (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/parsers.cc')
-rw-r--r-- | src/parsers.cc | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/parsers.cc b/src/parsers.cc index 9ed2938..c086109 100644 --- a/src/parsers.cc +++ b/src/parsers.cc @@ -383,6 +383,12 @@ bool ManifestParser::ParseRule(string* err) { eval_target = &rule->depfile_; } else if (key == "description") { eval_target = &rule->description_; + } else if (key == "generator") { + rule->generator_ = true; + string dummy; + if (!tokenizer_.ReadToNewline(&dummy, err)) + return false; + continue; } else { // Die on other keyvals for now; revisit if we want to add a // scope here. |