diff options
Diffstat (limited to 'stresep.c')
| -rw-r--r-- | stresep.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/stresep.c b/stresep.c index b1b5714ca88d..6d64f8015a0c 100644 --- a/stresep.c +++ b/stresep.c @@ -1,4 +1,4 @@ -/* $NetBSD: stresep.c,v 1.2 2007/12/06 22:07:07 seb Exp $ */ +/* $NetBSD: stresep.c,v 1.4 2017/08/23 10:27:41 christos Exp $ */ /*- * Copyright (c) 1990, 1993 @@ -59,6 +59,7 @@ stresep(char **stringp, const char *delim, int esc) char *s; const char *spanp; int c, sc; + size_t l; char *tok; if (stringp == NULL || delim == NULL) @@ -66,23 +67,26 @@ stresep(char **stringp, const char *delim, int esc) if ((s = *stringp) == NULL) return NULL; + l = strlen(s) + 1; for (tok = s;;) { c = *s++; + l--; while (esc != '\0' && c == esc) { - (void)strcpy(s - 1, s); + memmove(s - 1, s, l); c = *s++; + l--; } spanp = delim; do { if ((sc = *spanp++) == c) { - if (c == 0) + if (c == '\0') s = NULL; else - s[-1] = 0; + s[-1] = '\0'; *stringp = s; return tok; } - } while (sc != 0); + } while (sc != '\0'); } } #endif |