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| author | Max Kellermann <max@duempel.org> | 2014-08-11 18:42:05 +0200 |
|---|---|---|
| committer | Max Kellermann <max@duempel.org> | 2014-08-11 18:42:05 +0200 |
| commit | 2ccfb71d12d0ae1a8b4177c95aca45100982e685 (patch) | |
| tree | ead159080117d3f30b5a91b06117bd00c3760269 /src/util | |
| parent | e8a5a9b1e8cabb3256903af3f25d4062b859f2e6 (diff) | |
| download | mpd-2ccfb71d12d0ae1a8b4177c95aca45100982e685.tar.gz mpd-2ccfb71d12d0ae1a8b4177c95aca45100982e685.tar.xz mpd-2ccfb71d12d0ae1a8b4177c95aca45100982e685.zip | |
util/CharUtil: add ToLowerASCII()
Diffstat (limited to 'src/util')
| -rw-r--r-- | src/util/CharUtil.hxx | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/util/CharUtil.hxx b/src/util/CharUtil.hxx index 9cb852524..84a88a94e 100644 --- a/src/util/CharUtil.hxx +++ b/src/util/CharUtil.hxx @@ -126,4 +126,17 @@ ToUpperASCII(char ch) : ch; } +/** + * Convert the specified ASCII character (0x00..0x7f) to lower case. + * Unlike toupper(), it ignores the system locale. + */ +constexpr +static inline char +ToLowerASCII(char ch) +{ + return ch >= 'A' && ch <= 'Z' + ? (ch + ('a' - 'A')) + : ch; +} + #endif |