modified the #[num] code to be more robust, to return NULL on errors and

to support numbers larger than 9
This commit is contained in:
Daniel Stenberg 2003-08-14 11:53:09 +00:00
parent beaea8cb25
commit 46690d5e1c
1 changed files with 33 additions and 39 deletions

View File

@ -426,8 +426,6 @@ char *glob_next_url(URLGlob *glob)
char *glob_match_url(char *filename, URLGlob *glob)
{
char *target;
URLPattern pat;
int i;
int allocsize;
int stringlen=0;
char numbuf[18];
@ -443,44 +441,40 @@ char *glob_match_url(char *filename, URLGlob *glob)
if(NULL == target)
return NULL; /* major failure */
while (*filename != '\0') {
if (*filename == '#') {
if (!isdigit((int)*++filename) ||
*filename == '0') { /* only '#1' ... '#9' allowed */
/* printf("illegal matching expression\n");
exit(CURLE_URL_MALFORMAT);*/
continue;
while (*filename) {
if (*filename == '#' && isdigit((int)filename[1])) {
/* only '#1' ... '#9' allowed */
int i;
unsigned long num = strtoul(&filename[1], &filename, 10);
i = num-1;
if (num && (i <= glob->size / 2)) {
URLPattern pat = glob->pattern[i];
switch (pat.type) {
case UPTSet:
appendthis = pat.content.Set.elements[pat.content.Set.ptr_s];
appendlen =
(int)strlen(pat.content.Set.elements[pat.content.Set.ptr_s]);
break;
case UPTCharRange:
numbuf[0]=pat.content.CharRange.ptr_c;
numbuf[1]=0;
appendthis=numbuf;
appendlen=1;
break;
case UPTNumRange:
sprintf(numbuf, "%0*d",
pat.content.NumRange.padlength,
pat.content.NumRange.ptr_n);
appendthis = numbuf;
appendlen = (int)strlen(numbuf);
break;
default:
printf("internal error: invalid pattern type (%d)\n", pat.type);
return NULL;
}
}
i = *filename - '1';
if (i + 1 > glob->size / 2) {
/*printf("match against nonexisting pattern\n");
exit(CURLE_URL_MALFORMAT);*/
continue;
}
pat = glob->pattern[i];
switch (pat.type) {
case UPTSet:
appendthis = pat.content.Set.elements[pat.content.Set.ptr_s];
appendlen = (int)strlen(pat.content.Set.elements[pat.content.Set.ptr_s]);
break;
case UPTCharRange:
numbuf[0]=pat.content.CharRange.ptr_c;
numbuf[1]=0;
appendthis=numbuf;
appendlen=1;
break;
case UPTNumRange:
sprintf(numbuf, "%0*d",
pat.content.NumRange.padlength,
pat.content.NumRange.ptr_n);
appendthis = numbuf;
appendlen = (int)strlen(numbuf);
break;
default:
printf("internal error: invalid pattern type (%d)\n", pat.type);
return NULL;
}
++filename;
}
else {
appendthis=filename++;