Changeset e08a733 in mainline
- Timestamp:
- 2011-01-08T21:35:01Z (14 years ago)
- Branches:
- lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
- Children:
- 339dfc5
- Parents:
- 61bfc370
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
-
uspace/lib/c/generic/io/vprintf.c
r61bfc370 re08a733 37 37 #include <unistd.h> 38 38 #include <io/printf_core.h> 39 #include <f utex.h>39 #include <fibril_synch.h> 40 40 #include <async.h> 41 41 #include <str.h> 42 42 43 static atomic_t printf_futex = FUTEX_INITIALIZER;43 static FIBRIL_MUTEX_INITIALIZE(printf_mutex); 44 44 45 45 static int vprintf_str_write(const char *str, size_t size, void *stream) … … 85 85 * Prevent other threads to execute printf_core() 86 86 */ 87 futex_down(&printf_futex); 88 89 /* 90 * Prevent other fibrils of the same thread 91 * to execute printf_core() 92 */ 93 async_serialize_start(); 87 fibril_mutex_lock(&printf_mutex); 94 88 95 89 int ret = printf_core(fmt, &ps, ap); 96 90 97 async_serialize_end(); 98 futex_up(&printf_futex); 91 fibril_mutex_unlock(&printf_mutex); 99 92 100 93 return ret;
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