diff options
Diffstat (limited to '')
-rw-r--r-- | nsprpub/lib/libc/src/strpbrk.c | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/nsprpub/lib/libc/src/strpbrk.c b/nsprpub/lib/libc/src/strpbrk.c new file mode 100644 index 0000000000..89ccbe698e --- /dev/null +++ b/nsprpub/lib/libc/src/strpbrk.c @@ -0,0 +1,79 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "plstr.h" +#include <string.h> + +PR_IMPLEMENT(char *) +PL_strpbrk(const char *s, const char *list) +{ + if( ((const char *)0 == s) || ((const char *)0 == list) ) { + return (char *)0; + } + + return strpbrk(s, list); +} + +PR_IMPLEMENT(char *) +PL_strprbrk(const char *s, const char *list) +{ + const char *p; + const char *r; + + if( ((const char *)0 == s) || ((const char *)0 == list) ) { + return (char *)0; + } + + for( r = s; *r; r++ ) + ; + + for( r--; r >= s; r-- ) + for( p = list; *p; p++ ) + if( *r == *p ) { + return (char *)r; + } + + return (char *)0; +} + +PR_IMPLEMENT(char *) +PL_strnpbrk(const char *s, const char *list, PRUint32 max) +{ + const char *p; + + if( ((const char *)0 == s) || ((const char *)0 == list) ) { + return (char *)0; + } + + for( ; max && *s; s++, max-- ) + for( p = list; *p; p++ ) + if( *s == *p ) { + return (char *)s; + } + + return (char *)0; +} + +PR_IMPLEMENT(char *) +PL_strnprbrk(const char *s, const char *list, PRUint32 max) +{ + const char *p; + const char *r; + + if( ((const char *)0 == s) || ((const char *)0 == list) ) { + return (char *)0; + } + + for( r = s; max && *r; r++, max-- ) + ; + + for( r--; r >= s; r-- ) + for( p = list; *p; p++ ) + if( *r == *p ) { + return (char *)r; + } + + return (char *)0; +} |