diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/deps_log.cc | 7 | ||||
-rw-r--r-- | src/deps_log_test.cc | 6 |
2 files changed, 13 insertions, 0 deletions
diff --git a/src/deps_log.cc b/src/deps_log.cc index 9866540..8dc6e69 100644 --- a/src/deps_log.cc +++ b/src/deps_log.cc @@ -242,6 +242,11 @@ bool DepsLog::Recompact(const string& path, string* err) { printf("Recompacting deps...\n"); string temp_path = path + ".recompact"; + + // OpenForWrite() opens for append. Make sure it's not appending to a + // left-over file from a previous recompaction attempt that crashed somehow. + unlink(temp_path.c_str()); + DepsLog new_log; if (!new_log.OpenForWrite(temp_path, err)) return false; @@ -255,6 +260,8 @@ bool DepsLog::Recompact(const string& path, string* err) { // Write out all deps again. for (int old_id = 0; old_id < (int)deps_.size(); ++old_id) { Deps* deps = deps_[old_id]; + if (!deps) continue; // If nodes_[old_id] is a leaf, it has no deps. + if (!new_log.RecordDeps(nodes_[old_id], deps->mtime, deps->node_count, deps->nodes)) { new_log.Close(); diff --git a/src/deps_log_test.cc b/src/deps_log_test.cc index b3d6b74..14f1572 100644 --- a/src/deps_log_test.cc +++ b/src/deps_log_test.cc @@ -137,6 +137,12 @@ TEST_F(DepsLogTest, Recompact) { deps.push_back(state.GetNode("foo.h")); deps.push_back(state.GetNode("bar.h")); log.RecordDeps(state.GetNode("out.o"), 1, deps); + + deps.clear(); + deps.push_back(state.GetNode("foo.h")); + deps.push_back(state.GetNode("baz.h")); + log.RecordDeps(state.GetNode("other_out.o"), 1, deps); + log.Close(); struct stat st; |