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package/lttng-tools: fix build with glibc 2.30

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Fixes:
 - http://autobuild.buildroot.org/results/8680c5a355b226cf978397615cbe5df1c5f8c656

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
This commit is contained in:
Fabrice Fontaine 2019-09-05 19:04:03 +02:00 committed by Thomas Petazzoni
parent 534c9c73e2
commit 1a977137e9
1 changed files with 66 additions and 0 deletions
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66
package/lttng-tools/0001-Fix-namespace-our-gettid-wrapper.patch Normal file
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@ -0,0 +1,66 @@
From 96415c0a3036b2764fcfb7e31e62246d9abd137f Mon Sep 17 00:00:00 2001
From: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Date: Thu, 5 Sep 2019 15:08:59 +0200
Subject: [PATCH] Fix: namespace our gettid wrapper
Since glibc 2.30, a gettid wrapper was added that conflicts with the
static declaration. Namespace the wrapper so there is no conflict.
Fixes:
- http://autobuild.buildroot.org/results/8680c5a355b226cf978397615cbe5df1c5f8c656
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
[Upstream status: https://github.com/lttng/lttng-tools/pull/154]
---
src/common/compat/tid.h | 8 +++-----
src/common/error.h | 4 ++--
2 files changed, 5 insertions(+), 7 deletions(-)
diff --git a/src/common/compat/tid.h b/src/common/compat/tid.h
index 40f562f9..abb63843 100644
--- a/src/common/compat/tid.h
+++ b/src/common/compat/tid.h
@@ -29,11 +29,9 @@
#include <syscall.h>
#endif
-#if defined(_syscall0)
-_syscall0(pid_t, gettid)
-#elif defined(__NR_gettid)
+#if defined(__NR_gettid)
#include <unistd.h>
-static inline pid_t gettid(void)
+static inline pid_t lttng_gettid(void)
{
return syscall(__NR_gettid);
}
@@ -42,7 +40,7 @@ static inline pid_t gettid(void)
#include <unistd.h>
/* Fall-back on getpid for tid if not available. */
-static inline pid_t gettid(void)
+static inline pid_t lttng_gettid(void)
{
return getpid();
}
diff --git a/src/common/error.h b/src/common/error.h
index c90c4ae0..3fe742c0 100644
--- a/src/common/error.h
+++ b/src/common/error.h
@@ -151,11 +151,11 @@ static inline void __lttng_print_check_abort(enum lttng_error_level type)
/* Three level of debug. Use -v, -vv or -vvv for the levels */
#define _ERRMSG(msg, type, fmt, args...) __lttng_print(type, msg \
" - %s [%ld/%ld]: " fmt " (in %s() at " __FILE__ ":" XSTR(__LINE__) ")\n", \
- log_add_time(), (long) getpid(), (long) gettid(), ## args, __func__)
+ log_add_time(), (long) getpid(), (long) lttng_gettid(), ## args, __func__)
#define _ERRMSG_NO_LOC(msg, type, fmt, args...) __lttng_print(type, msg \
" - %s [%ld/%ld]: " fmt "\n", \
- log_add_time(), (long) getpid(), (long) gettid(), ## args)
+ log_add_time(), (long) getpid(), (long) lttng_gettid(), ## args)
#define MSG(fmt, args...) \
__lttng_print(PRINT_MSG, fmt "\n", ## args)
--
2.23.0.rc1