diff options
Diffstat (limited to 'openbsd-compat/realpath.c')
| -rw-r--r-- | openbsd-compat/realpath.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/openbsd-compat/realpath.c b/openbsd-compat/realpath.c index b9035ca2..a85743d6 100644 --- a/openbsd-compat/realpath.c +++ b/openbsd-compat/realpath.c @@ -32,7 +32,7 @@ #if !defined(HAVE_REALPATH) || defined(BROKEN_REALPATH) #if defined(LIBC_SCCS) && !defined(lint) -static char *rcsid = "$OpenBSD: realpath.c,v 1.7 2002/05/24 21:22:37 deraadt Exp $"; +static char *rcsid = "$OpenBSD: realpath.c,v 1.10 2003/08/01 21:04:59 millert Exp $"; #endif /* LIBC_SCCS and not lint */ #include <sys/param.h> @@ -62,7 +62,7 @@ char * realpath(const char *path, char *resolved) { struct stat sb; - int fd, n, rootd, serrno = 0; + int fd, n, needslash, serrno = 0; char *p, *q, wbuf[MAXPATHLEN], start[MAXPATHLEN]; int symlinks = 0; @@ -138,18 +138,18 @@ loop: * happens if the last component is empty, or the dirname is root. */ if (resolved[0] == '/' && resolved[1] == '\0') - rootd = 1; + needslash = 0; else - rootd = 0; + needslash = 1; if (*wbuf) { - if (strlen(resolved) + strlen(wbuf) + rootd + 1 > MAXPATHLEN) { + if (strlen(resolved) + strlen(wbuf) + needslash >= MAXPATHLEN) { serrno = ENAMETOOLONG; goto err1; } - if (rootd == 0) - (void)strcat(resolved, "/"); - (void)strcat(resolved, wbuf); + if (needslash) + strlcat(resolved, "/", MAXPATHLEN); + strlcat(resolved, wbuf, MAXPATHLEN); } /* Go back to where we came from. */ |