68 lines
1.7 KiB
C
68 lines
1.7 KiB
C
#include "config.h"
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/* Copyright (C) 2000 Brad Jorsch <anomie@users.sourceforge.net>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <ctype.h>
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/* inspired by read_line from Eric S. Raymond's fetchmail program, by
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* way of Aaron Sethman's odsclient. */
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int getLine(char **s, FILE *fd){
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int len=8196;
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int toread=len;
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int l=0;
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char *ptr, *p, *q;
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*s=NULL;
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if(feof(fd)) return -1;
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q=ptr=malloc(len);
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if(ptr==NULL) return -1;
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*q=0;
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p=q=ptr;
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while(fgets(p, toread, fd)!=NULL){
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l=strlen(ptr);
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q=strchr(p, '\n');
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if(q!=NULL){ l=q-ptr+1; break; }
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len*=2;
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toread=len-l;
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p=realloc(ptr, len);
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if(p==NULL){
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free(ptr);
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return -1;
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}
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ptr=p;
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q=p=ptr+l;
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}
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while(q>ptr && (*q=='\0' || isspace(*q))){
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*q='\0';
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l--;
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q--;
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}
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for(p=ptr; isspace(*p); p++, l--);
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if((*s=malloc(l+1))==NULL){
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free(ptr);
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return -1;
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}
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memcpy(*s, p, l+1);
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free(ptr);
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return l;
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}
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