diff --git a/misc.c b/misc.c index f6fbb5e4a..b45a9ec63 100644 --- a/misc.c +++ b/misc.c @@ -1,4 +1,4 @@ -/* $OpenBSD: misc.c,v 1.123 2018/01/08 15:21:49 markus Exp $ */ +/* $OpenBSD: misc.c,v 1.124 2018/03/02 03:02:11 djm Exp $ */ /* * Copyright (c) 2000 Markus Friedl. All rights reserved. * Copyright (c) 2005,2006 Damien Miller. All rights reserved. @@ -242,7 +242,7 @@ set_rdomain(int fd, const char *name) char * strdelim(char **s) { - char *old; + char *old, *cp; int wspace = 0; if (*s == NULL) @@ -256,13 +256,24 @@ strdelim(char **s) if (*s[0] == '\"') { memmove(*s, *s + 1, strlen(*s)); /* move nul too */ + /* Find matching quote */ - if ((*s = strpbrk(*s, QUOTE)) == NULL) { - return (NULL); /* no matching quote */ - } else { - *s[0] = '\0'; - *s += strspn(*s + 1, WHITESPACE) + 1; - return (old); + for (cp = *s; ; cp++) { + if (*cp == '\0') + return NULL; /* no matching quote */ + if (*cp == '\\') { + /* Escape sequence */ + if (cp[1] == '\"' || cp[1] == '\'' || + cp[1] == '\\') { + memmove(cp, cp + 1, strlen(cp)); + continue; + } + return NULL; /* invalid escape */ + } else if (*cp == '\"') { + *(cp++) = '\0'; + *s += strspn(cp, WHITESPACE); + return old; + } } }