+/* vi: set sw=4 ts=4: */
/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
+ * Utility routines.
*
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Library General Public License for more details.
+ * Copyright (C) many different people. If you wrote this, please
+ * acknowledge your work.
*
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdlib.h>
#include <string.h>
-/*
- * Continue reading from file until the terminating string is encountered.
- * Return data as string.
- * e.g. fgets_str(file, "\n"); will read till end of file
- */
+#include "libbb.h"
+
+/* Read up to (and including) TERMINATING_STRING from FILE and return it.
+ * Return NULL on EOF. */
char *fgets_str(FILE *file, const char *terminating_string)
{
while (1) {
ch = fgetc(file);
if (ch == EOF) {
- break;
+ free(linebuf);
+ return NULL;
}
/* grow the line buffer as necessary */
while (idx > linebufsz - 2) {
- linebuf = realloc(linebuf, linebufsz += 1000); /* GROWBY */
+ linebuf = xrealloc(linebuf, linebufsz += 1000);
}
linebuf[idx] = ch;
break;
}
}
- if (idx == 0) {
- return NULL;
- }
linebuf[idx] = '\0';
return(linebuf);
}