[Buildroot] [PATCH v1] libv4l: fix libdvbv5 musl compile
Peter Seiderer
ps.report at gmx.net
Sun Mar 4 08:36:53 UTC 2018
Add optional copy of TEMP_FAILURE_RETRY macro.
Fixes [1]:
../../lib/libdvbv5/.libs/libdvbv5.so: undefined reference to `TEMP_FAILURE_RETRY'
[1] http://autobuild.buildroot.net/results/7aea0cbb9e7fe7d9919c9be04ba4567ddcf4e15e
Signed-off-by: Peter Seiderer <ps.report at gmx.net>
---
...d-optional-copy-of-TEMP_FAILURE_RETRY-mac.patch | 38 ++++++++++++++++++++++
1 file changed, 38 insertions(+)
create mode 100644 package/libv4l/0003-libdvbv5-add-optional-copy-of-TEMP_FAILURE_RETRY-mac.patch
diff --git a/package/libv4l/0003-libdvbv5-add-optional-copy-of-TEMP_FAILURE_RETRY-mac.patch b/package/libv4l/0003-libdvbv5-add-optional-copy-of-TEMP_FAILURE_RETRY-mac.patch
new file mode 100644
index 0000000000..48a7872330
--- /dev/null
+++ b/package/libv4l/0003-libdvbv5-add-optional-copy-of-TEMP_FAILURE_RETRY-mac.patch
@@ -0,0 +1,38 @@
+From abfe3e7b2b4af1de9b891f3a7a996b70533b0a27 Mon Sep 17 00:00:00 2001
+From: Peter Seiderer <ps.report at gmx.net>
+Date: Sun, 4 Mar 2018 09:07:51 +0100
+Subject: [PATCH] libdvbv5: add optional copy of TEMP_FAILURE_RETRY macro (fix
+ musl compile)
+
+Fixes:
+
+ ../../lib/libdvbv5/.libs/libdvbv5.so: undefined reference to `TEMP_FAILURE_RETRY'
+
+Signed-off-by: Peter Seiderer <ps.report at gmx.net>
+---
+ lib/libdvbv5/dvb-dev-local.c | 9 +++++++++
+ 1 file changed, 9 insertions(+)
+
+diff --git a/lib/libdvbv5/dvb-dev-local.c b/lib/libdvbv5/dvb-dev-local.c
+index 8bc99d1..7a76d65 100644
+--- a/lib/libdvbv5/dvb-dev-local.c
++++ b/lib/libdvbv5/dvb-dev-local.c
+@@ -44,6 +44,15 @@
+ # define _(string) string
+ #endif
+
++/* taken from glibc unistd.h */
++#ifndef TEMP_FAILURE_RETRY
++#define TEMP_FAILURE_RETRY(expression) \
++ ({ long int __result; \
++ do __result = (long int) (expression); \
++ while (__result == -1L && errno == EINTR); \
++ __result; })
++#endif
++
+ struct dvb_dev_local_priv {
+ dvb_dev_change_t notify_dev_change;
+
+--
+2.16.2
+
--
2.16.2
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