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/*
* Copyright (c) 2009 - 2011 Miek Gieben
* License: GPLv3(+), see LICENSE for details
*/
#include "rdup.h"
#define GETDELIM_BUFFER 128
extern int sig;
/* copied from xine-devel, same license applies
* slightly modified to fit my needs
*/
ssize_t rdup_getdelim(char **lineptr, size_t * n, int delimiter, FILE * stream)
{
char *p;
int c;
size_t len = 0;
if (!lineptr || !n || (!*lineptr && *n))
return -1;
/* **lineptr is allocated */
p = *lineptr;
/* read characters from stream */
while ((c = fgetc(stream)) != EOF) {
if (sig != 0) {
fclose(stream);
signal_abort(sig);
}
if (len >= *n) {
msg(_("Line longer than %d characters"), *n);
return 0;
#if 0
char *np = g_realloc(*lineptr, *n * 2);
if (!np)
return -1;
p = np + (p - *lineptr);
*lineptr = np;
*n *= 2;
#endif
}
*p++ = (char)c;
len++;
if (delimiter == c)
break;
}
/* end of file without any bytes read */
if ((c == EOF) && (len == 0))
return -1;
/* trailing "\0" */
if (len >= *n) {
char *np = g_realloc(*lineptr, *n + 1);
if (!np)
return -1;
p = np + (p - *lineptr);
*lineptr = np;
*n += 1;
}
*p = '\0';
return len;
}
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