diff options
| -rw-r--r-- | SystemTools.cxx | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/SystemTools.cxx b/SystemTools.cxx index c97af25..5da715f 100644 --- a/SystemTools.cxx +++ b/SystemTools.cxx @@ -2716,17 +2716,15 @@ unsigned long SystemTools::FileLength(const std::string& filename) return length; } -int SystemTools::Strucmp(const char *s1, const char *s2) -{ - // lifted from Graphvis http://www.graphviz.org - while ((*s1 != '\0') - && (tolower(*s1) == tolower(*s2))) - { - s1++; - s2++; - } - - return tolower(*s1) - tolower(*s2); +int SystemTools::Strucmp(const char* l, const char* r) +{ + int lc; + int rc; + do { + lc = tolower(*l++); + rc = tolower(*r++); + } while(lc == rc && lc); + return lc - rc; } // return file's modified time |