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| author | Boris Kolpackov <boris@codesynthesis.com> | 2017-09-01 17:33:44 +0200 |
|---|---|---|
| committer | Boris Kolpackov <boris@codesynthesis.com> | 2017-09-01 17:33:44 +0200 |
| commit | 53105890d75789c81adbb3d781eff9ebd7110222 (patch) | |
| tree | da93174356fc2d0a80f49b11e0cd16e7c71b7c80 /build2/depdb.hxx | |
| parent | 631c76d7613458dbef208ca056e194e94a5becf3 (diff) | |
Add support for try_match(), use to handle deleted headers
Diffstat (limited to 'build2/depdb.hxx')
| -rw-r--r-- | build2/depdb.hxx | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/build2/depdb.hxx b/build2/depdb.hxx index da45a4a..520642e 100644 --- a/build2/depdb.hxx +++ b/build2/depdb.hxx @@ -144,6 +144,11 @@ namespace build2 void write (char, bool nl = true); + // Mark the previously read line as to be overwritte. + // + void + write () {if (state_ != state::write) change ();} + // Read the next line and compare it to the expected value. If it matches, // return NULL. Otherwise, overwrite it and return the old value (which // could also be NULL). This strange-sounding result semantics is used to |