projects
/
musl
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
|
inline
| side by side
add proper fuxed-based locking for stdio
[musl]
/
src
/
internal
/
libc.h
diff --git
a/src/internal/libc.h
b/src/internal/libc.h
index
d6df93d
..
929ff97
100644
(file)
--- a/
src/internal/libc.h
+++ b/
src/internal/libc.h
@@
-7,8
+7,8
@@
struct __libc {
int *(*errno_location)(void);
void (*testcancel)(void);
struct __libc {
int *(*errno_location)(void);
void (*testcancel)(void);
-
void (*lock)(volatile int *)
;
-
void (*lockfile)(FILE *)
;
+
int threaded
;
+
int canceldisable
;
void (*fork_handler)(int);
int (*atexit)(void (*)(void));
void (*fini)(void);
void (*fork_handler)(int);
int (*atexit)(void (*)(void));
void (*fini)(void);
@@
-16,7
+16,7
@@
struct __libc {
volatile int threads_minus_1;
int ofl_lock;
FILE *ofl_head;
volatile int threads_minus_1;
int ofl_lock;
FILE *ofl_head;
-
int canceldisable
;
+
void *main_thread
;
};
};
@@
-38,11
+38,13
@@
extern struct __libc *__libc_loc(void) __attribute__((const));
/* Designed to avoid any overhead in non-threaded processes */
void __lock(volatile int *);
/* Designed to avoid any overhead in non-threaded processes */
void __lock(volatile int *);
-void __lockfile(FILE *);
+int __lockfile(FILE *);
+void __unlockfile(FILE *);
#define LOCK(x) (libc.threads_minus_1 ? (__lock(x),1) : ((void)(x),1))
#define LOCK(x) (libc.threads_minus_1 ? (__lock(x),1) : ((void)(x),1))
-#define UNLOCK(x) (*(x)=0)
+#define UNLOCK(x) (*(
volatile int *)(
x)=0)
-int __rsyscall(int, long, long, long, long, long, long);
+void __synccall(void (*)(void *), void *);
+int __setxid(int, int, int, int);
extern char **__environ;
#define environ __environ
extern char **__environ;
#define environ __environ