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author | peter <peter@FreeBSD.org> | 1996-08-20 23:46:10 +0000 |
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committer | peter <peter@FreeBSD.org> | 1996-08-20 23:46:10 +0000 |
commit | 8982e501c77217c860f79bba431f46a62b607a21 (patch) | |
tree | 70187fdf5be4cbefd0baf46bddac7e5e32c13c24 /contrib/cvs/lib/strstr.c | |
parent | 01ee40fd6a76f6ff7ef247fc1b2cf6e337f216c5 (diff) | |
download | FreeBSD-src-8982e501c77217c860f79bba431f46a62b607a21.zip FreeBSD-src-8982e501c77217c860f79bba431f46a62b607a21.tar.gz |
Import of slightly trimmed cvs-1.8 distribution. Generated files
and non-unix code has been left out.
Diffstat (limited to 'contrib/cvs/lib/strstr.c')
-rw-r--r-- | contrib/cvs/lib/strstr.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/contrib/cvs/lib/strstr.c b/contrib/cvs/lib/strstr.c new file mode 100644 index 0000000..e43bca0 --- /dev/null +++ b/contrib/cvs/lib/strstr.c @@ -0,0 +1,40 @@ +/****************************************************************************** +* * +* s t r s t r * +* * +* Find the first occurrence of a string in another string. * +* * +* Format: * +* return = strstr(Source,What); * +* * +* Parameters: * +* * +* Returns: * +* * +* Scope: PUBLIC * +* * +******************************************************************************/ + +char *strstr(Source, What) +register const char *Source; +register const char *What; +{ +register char WhatChar; +register char SourceChar; +register long Length; + + + if ((WhatChar = *What++) != 0) { + Length = strlen(What); + do { + do { + if ((SourceChar = *Source++) == 0) { + return (0); + } + } while (SourceChar != WhatChar); + } while (strncmp(Source, What, Length) != 0); + Source--; + } + return ((char *)Source); + +}/*strstr*/ |