Apple-2gs-SW/hush
1
0
Fork 0
mirror of https://github.com/sheumann/hush.git synced 2024-12-22 14:30:31 +00:00
Code Issues Projects Releases Wiki Activity

Avoid a segfault (detected by Fabio Ferrari

Browse Source 
<fabio.ferrari@digitro.com.br> in the wget applet) when
concat_path_file() or last_char_is() were fed a NULL.
 -Erik
This commit is contained in:
Eric Andersen 2001-07-07 04:27:35 +00:00
parent 934c8ecb88
commit 5a071bcbf2
2 changed files with 9 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
libbb/concat_path_file.c
View File

@ -13,11 +13,14 @@ extern char *concat_path_file(const char *path, const char *filename)
{
char *outbuf;
char *lc;
if (!path)
path="";
lc = last_char_is(path, '/');
if (filename[0] == '/')
filename++;
outbuf = xmalloc(strlen(path)+strlen(filename)+1+(lc==NULL));
sprintf(outbuf, (lc==NULL ? "%s/%s" : "%s%s"), path, filename);
sprintf(outbuf, "%s%s%s", path, (lc==NULL)? "/" : "", filename);
return outbuf;
}

5
libbb/last_char_is.c
View File

@ -28,7 +28,10 @@
*/
char * last_char_is(const char *s, int c)
{
char *sret = (char *)s+strlen(s)-1;
char *sret;
if (!s)
return NULL;
sret = (char *)s+strlen(s)-1;
if (sret>=s && *sret == c) {
return sret;
} else {