diff options
Diffstat (limited to 'nsprpub/lib/libc/src/strtok.c')
-rw-r--r-- | nsprpub/lib/libc/src/strtok.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/nsprpub/lib/libc/src/strtok.c b/nsprpub/lib/libc/src/strtok.c new file mode 100644 index 000000000..2daaea36c --- /dev/null +++ b/nsprpub/lib/libc/src/strtok.c @@ -0,0 +1,56 @@ +/* -*- 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" + +PR_IMPLEMENT(char *) +PL_strtok_r(char *s1, const char *s2, char **lasts) +{ + const char *sepp; + int c, sc; + char *tok; + + if( s1 == NULL ) + { + if( *lasts == NULL ) + return NULL; + + s1 = *lasts; + } + + for( ; (c = *s1) != 0; s1++ ) + { + for( sepp = s2 ; (sc = *sepp) != 0 ; sepp++ ) + { + if( c == sc ) + break; + } + if( sc == 0 ) + break; + } + + if( c == 0 ) + { + *lasts = NULL; + return NULL; + } + + tok = s1++; + + for( ; (c = *s1) != 0; s1++ ) + { + for( sepp = s2; (sc = *sepp) != 0; sepp++ ) + { + if( c == sc ) + { + *s1++ = '\0'; + *lasts = s1; + return tok; + } + } + } + *lasts = NULL; + return tok; +} |