diff options
Diffstat (limited to 'src/util.cc')
| -rw-r--r-- | src/util.cc | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/util.cc b/src/util.cc index e667992..4df81dd 100644 --- a/src/util.cc +++ b/src/util.cc @@ -130,9 +130,9 @@ bool CanonicalizePath(char* path, size_t* len, unsigned int* slash_bits, const char* end = start + *len; #ifdef _WIN32 - // kMaxPathComponents protects this from overflowing. unsigned int bits = 0; unsigned int bits_mask = 1; + int bits_offset = 0; // Convert \ to /, setting a bit in |bits| for each \ encountered. for (char* c = path; c < end; ++c) { switch (*c) { @@ -142,9 +142,12 @@ bool CanonicalizePath(char* path, size_t* len, unsigned int* slash_bits, // Intentional fallthrough. case '/': bits_mask <<= 1; + bits_offset++; } } - int bits_offset = 0; + if (bits_offset > 32) + return false; + bits_offset = 0; #endif if (*src == '/') { |