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| author |   Jonathan Corbet <corbet@lwn.net> | 2017-05-18 10:19:33 -0600 |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2017-05-18 10:19:33 -0600 |
| commit | a1a9af4e9d9ec65c22d3cfe449e0420d17dbedba (patch) | |
| tree | 05bd08bb1987aa92b84b49b9ee4eee0ba3b2917f /tools/lib/string.c | |
| parent | doc: replace FTP URL to kernel.org with HTTPS one (diff) | |
| parent | Linux 4.12-rc1 (diff) | |
| download | linux-dev-a1a9af4e9d9ec65c22d3cfe449e0420d17dbedba.tar.xz linux-dev-a1a9af4e9d9ec65c22d3cfe449e0420d17dbedba.zip | |
Merge tag 'v4.12-rc1' into docs-next
Linux 4.12-rc1
Diffstat (limited to 'tools/lib/string.c')
| -rw-r--r-- | tools/lib/string.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/tools/lib/string.c b/tools/lib/string.c index bd239bc1d557..8e678af1c6ee 100644 --- a/tools/lib/string.c +++ b/tools/lib/string.c @@ -87,3 +87,12 @@ size_t __weak strlcpy(char *dest, const char *src, size_t size) } return ret; } + +int prefixcmp(const char *str, const char *prefix) +{ + for (; ; str++, prefix++) + if (!*prefix) + return 0; + else if (*str != *prefix) + return (unsigned char)*prefix - (unsigned char)*str; +} |