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authorAdhemerval Zanella <adhemerval.zanella@linaro.org>2021-05-06 15:49:45 -0300
committerAdhemerval Zanella <adhemerval.zanella@linaro.org>2021-05-10 23:35:44 -0300
commit7b4e7ca9db350b53cc88ff3d0bc99279225f5cc7 (patch)
tree377ad643b275aa65c218e8c1336e3fd85f7a398d /stdio-common
parent30685597a4f81c8dcd4dd7335debdb72ae450924 (diff)
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linux: Move flockfile/_IO_flockfile into libc
The nptl version is used as default, since now with symbol always present the single-thread optimization is tricky. Hurd is not change, it is used it own lock scheme (which call _cthreads_flockfile). Checked on x86_64-linux-gnu.
Diffstat (limited to 'stdio-common')
-rw-r--r--stdio-common/flockfile.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/stdio-common/flockfile.c b/stdio-common/flockfile.c
index 0bc856a..a66e0a7 100644
--- a/stdio-common/flockfile.c
+++ b/stdio-common/flockfile.c
@@ -17,13 +17,13 @@
<https://www.gnu.org/licenses/>. */
#include <stdio.h>
-
-#undef _IO_flockfile
+#include <stdio-lock.h>
void
__flockfile (FILE *stream)
{
- /* Do nothing. Using this version does not do any locking. */
+ stream->_flags2 |= _IO_FLAGS2_NEED_LOCK;
+ _IO_lock_lock (*stream->_lock);
}
weak_alias (__flockfile, flockfile);
weak_alias (__flockfile, _IO_flockfile)