Add support for choosing first cpuid
[dockapps.git] / wmweather+ / getLine.c
blob9fdd5b9fcb47e2886adf67599af541338f5aa92d
1 #include "config.h"
3 /* Copyright (C) 2000 Brad Jorsch <anomie@users.sourceforge.net>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 #include <stdio.h>
21 #include <string.h>
22 #include <stdlib.h>
23 #include <ctype.h>
25 /* inspired by read_line from Eric S. Raymond's fetchmail program, by
26 * way of Aaron Sethman's odsclient. */
27 int getLine(char **s, FILE *fd){
28 int len=8196;
29 int toread=len;
30 int l=0;
31 char *ptr, *p, *q;
33 *s=NULL;
34 if(feof(fd)) return -1;
36 q=ptr=malloc(len);
37 if(ptr==NULL) return -1;
38 *q=0;
39 p=q=ptr;
40 while(fgets(p, toread, fd)!=NULL){
41 l=strlen(ptr);
42 q=strchr(p, '\n');
43 if(q!=NULL){ l=q-ptr+1; break; }
44 len*=2;
45 toread=len-l;
46 p=realloc(ptr, len);
47 if(p==NULL){
48 free(ptr);
49 return -1;
51 ptr=p;
52 q=p=ptr+l;
54 while(q>ptr && (*q=='\0' || isspace(*q))){
55 *q='\0';
56 l--;
57 q--;
59 for(p=ptr; isspace(*p); p++, l--);
60 if((*s=malloc(l+1))==NULL){
61 free(ptr);
62 return -1;
64 memcpy(*s, p, l+1);
65 free(ptr);
66 return l;