The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/nsprpub/lib/libc/src/strchr.c	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,56 @@
     1.4 +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
     1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
     1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.8 +
     1.9 +#include "plstr.h"
    1.10 +#include <string.h>
    1.11 +
    1.12 +PR_IMPLEMENT(char *)
    1.13 +PL_strchr(const char *s, char c)
    1.14 +{
    1.15 +    if( (const char *)0 == s ) return (char *)0;
    1.16 +
    1.17 +    return strchr(s, c);
    1.18 +}
    1.19 +
    1.20 +PR_IMPLEMENT(char *)
    1.21 +PL_strrchr(const char *s, char c)
    1.22 +{
    1.23 +    if( (const char *)0 == s ) return (char *)0;
    1.24 +
    1.25 +    return strrchr(s, c);
    1.26 +}
    1.27 +
    1.28 +PR_IMPLEMENT(char *)
    1.29 +PL_strnchr(const char *s, char c, PRUint32 n)
    1.30 +{
    1.31 +    if( (const char *)0 == s ) return (char *)0;
    1.32 +
    1.33 +    for( ; n && *s; s++, n-- )
    1.34 +        if( *s == c )
    1.35 +            return (char *)s;
    1.36 +
    1.37 +    if( ((char)0 == c) && (n > 0) && ((char)0 == *s) ) return (char *)s;
    1.38 +
    1.39 +    return (char *)0;
    1.40 +}
    1.41 +
    1.42 +PR_IMPLEMENT(char *)
    1.43 +PL_strnrchr(const char *s, char c, PRUint32 n)
    1.44 +{
    1.45 +    const char *p;
    1.46 +
    1.47 +    if( (const char *)0 == s ) return (char *)0;
    1.48 +
    1.49 +    for( p = s; n && *p; p++, n-- )
    1.50 +        ;
    1.51 +
    1.52 +    if( ((char)0 == c) && (n > 0) && ((char)0 == *p) ) return (char *)p;
    1.53 +
    1.54 +    for( p--; p >= s; p-- )
    1.55 +        if( *p == c )
    1.56 +            return (char *)p;
    1.57 +
    1.58 +    return (char *)0;
    1.59 +}