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| author | Matthew Hoops | 2011-06-03 01:14:16 -0400 |
|---|---|---|
| committer | Matthew Hoops | 2011-06-03 01:14:16 -0400 |
| commit | 224c71e483e09931ba386555ff3b436b9defe63d (patch) | |
| tree | 8e6178331a7bbd3ee1be318d3fc7a7c7f478468f /common/str.cpp | |
| parent | d4c92983920cfe3b25a22d91e12c750e591b917e (diff) | |
| parent | 547fd1bdcabcba0e741eb31100ba99ff73399d24 (diff) | |
| download | scummvm-rg350-224c71e483e09931ba386555ff3b436b9defe63d.tar.gz scummvm-rg350-224c71e483e09931ba386555ff3b436b9defe63d.tar.bz2 scummvm-rg350-224c71e483e09931ba386555ff3b436b9defe63d.zip | |
Merge remote branch 'upstream/master' into pegasus
Diffstat (limited to 'common/str.cpp')
| -rw-r--r-- | common/str.cpp | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/common/str.cpp b/common/str.cpp index 08a6cb6822..740e7b6a06 100644 --- a/common/str.cpp +++ b/common/str.cpp @@ -833,3 +833,36 @@ size_t strlcat(char *dst, const char *src, size_t size) { } } // End of namespace Common + +// Portable implementation of stricmp / strcasecmp / strcmpi. +// TODO: Rename this to Common::strcasecmp +int scumm_stricmp(const char *s1, const char *s2) { + byte l1, l2; + do { + // Don't use ++ inside tolower, in case the macro uses its + // arguments more than once. + l1 = (byte)*s1++; + l1 = tolower(l1); + l2 = (byte)*s2++; + l2 = tolower(l2); + } while (l1 == l2 && l1 != 0); + return l1 - l2; +} + +// Portable implementation of strnicmp / strncasecmp / strncmpi. +// TODO: Rename this to Common::strncasecmp +int scumm_strnicmp(const char *s1, const char *s2, uint n) { + byte l1, l2; + do { + if (n-- == 0) + return 0; // no difference found so far -> signal equality + + // Don't use ++ inside tolower, in case the macro uses its + // arguments more than once. + l1 = (byte)*s1++; + l1 = tolower(l1); + l2 = (byte)*s2++; + l2 = tolower(l2); + } while (l1 == l2 && l1 != 0); + return l1 - l2; +} |