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libv4l/ir-ctl: fix musl compile

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- add copy of TEMP_FAILURE_RETRY macro
- use strdup instead of strdupa

Fixes [1]:

  ir-ctl.c:(.text+0xb06): undefined reference to `strndupa'
  ir-ctl.c:(.text+0xe01): undefined reference to `TEMP_FAILURE_RETRY'

[1] http://autobuild.buildroot.net/results/b8b96c7bbf2147dacac62485cbfdbcfd758271a5

Signed-off-by: Peter Seiderer <ps.report@gmx.net>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
This commit is contained in:
Peter Seiderer 2017-02-14 21:34:50 +01:00 committed by Thomas Petazzoni
parent b6ae70eba2
commit 41d8daa7e9
1 changed files with 59 additions and 0 deletions
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59
package/libv4l/0002-ir-ctl-fixes-for-musl-compile.patch Normal file
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@ -0,0 +1,59 @@
From 9908872aaa614a6c4bba80d7a5f1adea7ca7117e Mon Sep 17 00:00:00 2001
From: Peter Seiderer <ps.report@gmx.net>
Date: Tue, 14 Feb 2017 21:27:59 +0100
Subject: [PATCH] ir-ctl: fixes for musl compile
- add copy of TEMP_FAILURE_RETRY macro
- use strdup instead of strdupa
Fixes [1]:
ir-ctl.c:(.text+0xb06): undefined reference to `strndupa'
ir-ctl.c:(.text+0xe01): undefined reference to `TEMP_FAILURE_RETRY'
[1] http://autobuild.buildroot.net/results/b8b96c7bbf2147dacac62485cbfdbcfd758271a5
Signed-off-by: Peter Seiderer <ps.report@gmx.net>
---
utils/ir-ctl/ir-ctl.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/utils/ir-ctl/ir-ctl.c b/utils/ir-ctl/ir-ctl.c
index bc58cee..e9da777 100644
--- a/utils/ir-ctl/ir-ctl.c
+++ b/utils/ir-ctl/ir-ctl.c
@@ -44,6 +44,15 @@
# define N_(string) string
+/* taken from glibc unistd.h */
+#ifndef TEMP_FAILURE_RETRY
+#define TEMP_FAILURE_RETRY(expression) \
+ (__extension__ \
+ ({ long int __result; \
+ do __result = (long int) (expression); \
+ while (__result == -1L && errno == EINTR); \
+ __result; }))
+#endif
/* See drivers/media/rc/ir-lirc-codec.c line 23 */
#define LIRCBUF_SIZE 512
@@ -344,12 +353,14 @@ static struct file *read_scancode(const char *name)
return NULL;
}
- pstr = strndupa(name, p - name);
+ pstr = strndup(name, p - name);
if (!protocol_match(pstr, &proto)) {
fprintf(stderr, _("error: protocol '%s' not found\n"), pstr);
+ free(pstr);
return NULL;
}
+ free(pstr);
if (!strtoscancode(p + 1, &scancode)) {
fprintf(stderr, _("error: invalid scancode '%s'\n"), p + 1);
--
2.11.0