morpheus-base

morpheus base system
git clone git://git.2f30.org/morpheus-base
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getlines.c (606B)

      1 /* See LICENSE file for copyright and license details. */
      2 #include <stdio.h>
      3 #include <stdlib.h>
      4 #include <string.h>
      5 
      6 #include "../text.h"
      7 #include "../util.h"
      8 
      9 void
     10 getlines(FILE *fp, struct linebuf *b)
     11 {
     12 	char *line = NULL, **nline;
     13 	size_t size = 0, linelen;
     14 	ssize_t len;
     15 
     16 	while ((len = getline(&line, &size, fp)) != -1) {
     17 		if (++b->nlines > b->capacity) {
     18 			b->capacity += 512;
     19 			nline = erealloc(b->lines, b->capacity * sizeof(*b->lines));
     20 			b->lines = nline;
     21 		}
     22 		linelen = len + 1;
     23 		b->lines[b->nlines-1] = emalloc(linelen);
     24 		memcpy(b->lines[b->nlines-1], line, linelen);
     25 	}
     26 	free(line);
     27 }