1From edefda702d906d472ee7a675f6b506d5cfca7ac8 Mon Sep 17 00:00:00 2001
2From: Andrea Adami <andrea.adami@gmail.com>
3Date: Tue, 17 Apr 2018 13:48:25 +0200
4Subject: [PATCH] fs2dt.c: work around missing getline()
5
6This simple case can be rewrtten with fgets()
7
8Fix
9
10 fs2dt.c: In function 'dt_copy_old_root_param':
11 fs2dt.c:541:6: warning: implicit declaration of function 'getline'
12
13Upstream-Status: Inappropriate [klibc specific]
14Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
15
16---
17 kexec/fs2dt.c | 8 ++++++++
18 1 file changed, 8 insertions(+)
19
20diff --git a/kexec/fs2dt.c b/kexec/fs2dt.c
21index 07a5e2f..d635636 100644
22--- a/kexec/fs2dt.c
23+++ b/kexec/fs2dt.c
24@@ -531,6 +531,9 @@ static void dt_copy_old_root_param(void)
25 	char *last_cmdline = NULL;
26 	char *p, *old_param;
27 	size_t len = 0;
28+#ifdef __KLIBC__
29+	char buf[512];
30+#endif
31
32 	strcpy(filename, pathname);
33 	strcat(filename, "bootargs");
34@@ -538,8 +541,13 @@ static void dt_copy_old_root_param(void)
35 	if (!fp)
36 		return;
37
38+#ifndef __KLIBC__
39 	if (getline(&last_cmdline, &len, fp) == -1)
40 		die("unable to read %s\n", filename);
41+#else
42+	last_cmdline = fgets(buf, 200, fp);
43+	last_cmdline[strlen(last_cmdline) - 1] = '\0';
44+#endif
45
46 	p = strstr(last_cmdline, "root=");
47 	if (p) {
48