Rename util/ to libutil/

libutil/getlines.c

@@ -0,0 +1,27 @@
+/* See LICENSE file for copyright and license details. */
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "../text.h"
+#include "../util.h"
+
+void
+getlines(FILE *fp, struct linebuf *b)
+{
+	char *line = NULL, **nline;
+	size_t size = 0, linelen;
+	ssize_t len;
+
+	while ((len = agetline(&line, &size, fp)) != -1) {
+		if (++b->nlines > b->capacity) {
+			b->capacity += 512;
+			nline = erealloc(b->lines, b->capacity * sizeof(*b->lines));
+			b->lines = nline;
+		}
+		linelen = len + 1;
+		b->lines[b->nlines-1] = emalloc(linelen);
+		memcpy(b->lines[b->nlines-1], line, linelen);
+	}
+	free(line);
+}