X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=functions%2Fstring%2Fstrncmp.c;h=624cdbcb190d6013a727dc56bed29b3cb023e143;hb=c0169638bd02098717cb23fbbca3bcc4e4caccf0;hp=b6a98cecf77caa278aa6204691ca314168678bce;hpb=19b4cc9a30c2ede7a0cd6c417b5f26851376b708;p=pdclib diff --git a/functions/string/strncmp.c b/functions/string/strncmp.c index b6a98ce..624cdbc 100644 --- a/functions/string/strncmp.c +++ b/functions/string/strncmp.c @@ -1,22 +1,31 @@ -// ---------------------------------------------------------------------------- -// $Id$ -// ---------------------------------------------------------------------------- -// Public Domain C Library - http://pdclib.sourceforge.net -// This code is Public Domain. Use, modify, and redistribute at will. -// ---------------------------------------------------------------------------- +/* $Id$ */ -#include <__size_t.h> +/* Release $Name$ */ -int strncmp( const char * src_1, const char * src_2, size_t n ) +/* strncmp( const char *, const char *, size_t ) + + This file is part of the Public Domain C Library (PDCLib). + Permission is granted to use, modify, and / or redistribute at will. +*/ + +#include + +int strncmp( const char * s1, const char * s2, size_t n ) { - while ( ( n-- != 0 ) && ( *src_1 == *src_2 ) ) + while ( n && ( *s1 == *s2 ) ) { - ++src_1; - ++src_2; + ++s1; + ++s2; + --n; } if ( ( n == 0 ) ) { return 0; } - return ( *src_1 - *src_2 ); + else + { + return ( *s1 - *s2 ); + } } + +#warning Test driver missing.