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author | Evan Martin <martine@danga.com> | 2012-02-04 22:14:04 (GMT) |
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committer | Evan Martin <martine@danga.com> | 2012-02-04 22:14:04 (GMT) |
commit | e9087f5cdf2c8485b5b0a6858782bb02dbffbcdd (patch) | |
tree | e912ce9b60f0400d33825cdde127848db95813de /src/util.cc | |
parent | 06315b1e2e2db9ba5dbb1d4ecf91344846c0de3a (diff) | |
download | Ninja-e9087f5cdf2c8485b5b0a6858782bb02dbffbcdd.zip Ninja-e9087f5cdf2c8485b5b0a6858782bb02dbffbcdd.tar.gz Ninja-e9087f5cdf2c8485b5b0a6858782bb02dbffbcdd.tar.bz2 |
don't crash when CanonicalizePath removes all path components
From a patch from Peter Kuemmel <syntheticpp@gmx.net>.
Diffstat (limited to 'src/util.cc')
-rw-r--r-- | src/util.cc | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/util.cc b/src/util.cc index 1dd9838..02be994 100644 --- a/src/util.cc +++ b/src/util.cc @@ -148,6 +148,11 @@ bool CanonicalizePath(char* path, int* len, string* err) { src = sep + 1; } + if (dst == start) { + *err = "path canonicalizes to the empty path"; + return false; + } + *len = dst - start - 1; return true; } |