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authorKacper Michajłow <kasper93@gmail.com>2023-10-22 03:58:13 +0200
committerDudemanguy <random342@airmail.cc>2023-11-05 17:36:17 +0000
commit1e0aaab78cdb94799878be73833617d0c4253c64 (patch)
tree67ea05fcba2ae77b03b37941d7ea40ed3ebc1b3c
parent56d35da180879ef86a15f89f1f870dcc1cb11e5f (diff)
downloadmpv-1e0aaab78cdb94799878be73833617d0c4253c64.tar.bz2
mpv-1e0aaab78cdb94799878be73833617d0c4253c64.tar.xz
threads: move pthread debug to threads-posix.h
And remove redundant define while at it.
-rw-r--r--meson.build3
-rw-r--r--osdep/threads-posix.h61
-rw-r--r--osdep/threads.h61
3 files changed, 61 insertions, 64 deletions
diff --git a/meson.build b/meson.build
index d23914475e..e0f7fd7b91 100644
--- a/meson.build
+++ b/meson.build
@@ -367,9 +367,6 @@ pthread_debug = get_option('pthread-debug').require(
error_message: 'win32-threads was found!',
)
features += {'pthread-debug': pthread_debug.allowed()}
-if features['pthread-debug']
- flags += '-DMP_PTHREAD_DEBUG'
-endif
add_project_arguments(flags, language: 'c')
add_project_link_arguments(link_flags, language: ['c', 'objc'])
diff --git a/osdep/threads-posix.h b/osdep/threads-posix.h
index 78f0257979..02388a5acf 100644
--- a/osdep/threads-posix.h
+++ b/osdep/threads-posix.h
@@ -22,8 +22,69 @@
#include <stdio.h>
#include "common/common.h"
+#include "config.h"
#include "timer.h"
+int mp_ptwrap_check(const char *file, int line, int res);
+int mp_ptwrap_mutex_init(const char *file, int line, pthread_mutex_t *m,
+ const pthread_mutexattr_t *attr);
+int mp_ptwrap_mutex_trylock(const char *file, int line, pthread_mutex_t *m);
+
+#if HAVE_PTHREAD_DEBUG
+
+// pthread debugging wrappers. Technically, this is undefined behavior, because
+// you are not supposed to define any symbols that clash with reserved names.
+// Other than that, they should be fine.
+
+// Note: mpv normally never checks pthread error return values of certain
+// functions that should never fail. It does so because these cases would
+// be undefined behavior anyway (such as double-frees etc.). However,
+// since there are no good pthread debugging tools, these wrappers are
+// provided for the sake of debugging. They crash on unexpected errors.
+//
+// Technically, pthread_cond/mutex_init() can fail with ENOMEM. We don't
+// really respect this for normal/recursive mutex types, as due to the
+// existence of static initializers, no sane implementation could actually
+// require allocating memory.
+
+#define MP_PTWRAP(fn, ...) \
+ mp_ptwrap_check(__FILE__, __LINE__, (fn)(__VA_ARGS__))
+
+// ISO C defines that all standard functions can be macros, except undef'ing
+// them is allowed and must make the "real" definitions available. (Whatever.)
+#undef pthread_cond_init
+#undef pthread_cond_destroy
+#undef pthread_cond_broadcast
+#undef pthread_cond_signal
+#undef pthread_cond_wait
+#undef pthread_cond_timedwait
+#undef pthread_detach
+#undef pthread_join
+#undef pthread_mutex_destroy
+#undef pthread_mutex_lock
+#undef pthread_mutex_trylock
+#undef pthread_mutex_unlock
+
+#define pthread_cond_init(...) MP_PTWRAP(pthread_cond_init, __VA_ARGS__)
+#define pthread_cond_destroy(...) MP_PTWRAP(pthread_cond_destroy, __VA_ARGS__)
+#define pthread_cond_broadcast(...) MP_PTWRAP(pthread_cond_broadcast, __VA_ARGS__)
+#define pthread_cond_signal(...) MP_PTWRAP(pthread_cond_signal, __VA_ARGS__)
+#define pthread_cond_wait(...) MP_PTWRAP(pthread_cond_wait, __VA_ARGS__)
+#define pthread_cond_timedwait(...) MP_PTWRAP(pthread_cond_timedwait, __VA_ARGS__)
+#define pthread_detach(...) MP_PTWRAP(pthread_detach, __VA_ARGS__)
+#define pthread_join(...) MP_PTWRAP(pthread_join, __VA_ARGS__)
+#define pthread_mutex_destroy(...) MP_PTWRAP(pthread_mutex_destroy, __VA_ARGS__)
+#define pthread_mutex_lock(...) MP_PTWRAP(pthread_mutex_lock, __VA_ARGS__)
+#define pthread_mutex_unlock(...) MP_PTWRAP(pthread_mutex_unlock, __VA_ARGS__)
+
+#define pthread_mutex_init(...) \
+ mp_ptwrap_mutex_init(__FILE__, __LINE__, __VA_ARGS__)
+
+#define pthread_mutex_trylock(...) \
+ mp_ptwrap_mutex_trylock(__FILE__, __LINE__, __VA_ARGS__)
+
+#endif
+
typedef pthread_cond_t mp_cond;
typedef pthread_mutex_t mp_mutex;
typedef pthread_mutex_t mp_static_mutex;
diff --git a/osdep/threads.h b/osdep/threads.h
index 8bb00ba507..bfa3815fe6 100644
--- a/osdep/threads.h
+++ b/osdep/threads.h
@@ -2,7 +2,6 @@
#define MP_OSDEP_THREADS_H_
#include <pthread.h>
-#include <inttypes.h>
#include "config.h"
@@ -12,66 +11,6 @@ int mpthread_mutex_init_recursive(pthread_mutex_t *mutex);
// Set thread name (for debuggers).
void mpthread_set_name(const char *name);
-int mp_ptwrap_check(const char *file, int line, int res);
-int mp_ptwrap_mutex_init(const char *file, int line, pthread_mutex_t *m,
- const pthread_mutexattr_t *attr);
-int mp_ptwrap_mutex_trylock(const char *file, int line, pthread_mutex_t *m);
-
-#ifdef MP_PTHREAD_DEBUG
-
-// pthread debugging wrappers. Technically, this is undefined behavior, because
-// you are not supposed to define any symbols that clash with reserved names.
-// Other than that, they should be fine.
-
-// Note: mpv normally never checks pthread error return values of certain
-// functions that should never fail. It does so because these cases would
-// be undefined behavior anyway (such as double-frees etc.). However,
-// since there are no good pthread debugging tools, these wrappers are
-// provided for the sake of debugging. They crash on unexpected errors.
-//
-// Technically, pthread_cond/mutex_init() can fail with ENOMEM. We don't
-// really respect this for normal/recursive mutex types, as due to the
-// existence of static initializers, no sane implementation could actually
-// require allocating memory.
-
-#define MP_PTWRAP(fn, ...) \
- mp_ptwrap_check(__FILE__, __LINE__, (fn)(__VA_ARGS__))
-
-// ISO C defines that all standard functions can be macros, except undef'ing
-// them is allowed and must make the "real" definitions available. (Whatever.)
-#undef pthread_cond_init
-#undef pthread_cond_destroy
-#undef pthread_cond_broadcast
-#undef pthread_cond_signal
-#undef pthread_cond_wait
-#undef pthread_cond_timedwait
-#undef pthread_detach
-#undef pthread_join
-#undef pthread_mutex_destroy
-#undef pthread_mutex_lock
-#undef pthread_mutex_trylock
-#undef pthread_mutex_unlock
-
-#define pthread_cond_init(...) MP_PTWRAP(pthread_cond_init, __VA_ARGS__)
-#define pthread_cond_destroy(...) MP_PTWRAP(pthread_cond_destroy, __VA_ARGS__)
-#define pthread_cond_broadcast(...) MP_PTWRAP(pthread_cond_broadcast, __VA_ARGS__)
-#define pthread_cond_signal(...) MP_PTWRAP(pthread_cond_signal, __VA_ARGS__)
-#define pthread_cond_wait(...) MP_PTWRAP(pthread_cond_wait, __VA_ARGS__)
-#define pthread_cond_timedwait(...) MP_PTWRAP(pthread_cond_timedwait, __VA_ARGS__)
-#define pthread_detach(...) MP_PTWRAP(pthread_detach, __VA_ARGS__)
-#define pthread_join(...) MP_PTWRAP(pthread_join, __VA_ARGS__)
-#define pthread_mutex_destroy(...) MP_PTWRAP(pthread_mutex_destroy, __VA_ARGS__)
-#define pthread_mutex_lock(...) MP_PTWRAP(pthread_mutex_lock, __VA_ARGS__)
-#define pthread_mutex_unlock(...) MP_PTWRAP(pthread_mutex_unlock, __VA_ARGS__)
-
-#define pthread_mutex_init(...) \
- mp_ptwrap_mutex_init(__FILE__, __LINE__, __VA_ARGS__)
-
-#define pthread_mutex_trylock(...) \
- mp_ptwrap_mutex_trylock(__FILE__, __LINE__, __VA_ARGS__)
-
-#endif
-
enum mp_mutex_type {
MP_MUTEX_NORMAL = 0,
MP_MUTEX_RECURSIVE,