diff options
Diffstat (limited to 'newlib/libc/stdio/freopen.c')
| -rw-r--r-- | newlib/libc/stdio/freopen.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/newlib/libc/stdio/freopen.c b/newlib/libc/stdio/freopen.c index ba83dd215..dd42aaae1 100644 --- a/newlib/libc/stdio/freopen.c +++ b/newlib/libc/stdio/freopen.c @@ -87,14 +87,17 @@ _DEFUN (_freopen_r, (ptr, file, mode, fp), register int f; int flags, oflags, e; + __sfp_lock_acquire (); + _flockfile(fp); CHECK_INIT (fp); if ((flags = __sflags (ptr, mode, &oflags)) == 0) { - (void) fclose (fp); _funlockfile(fp); + (void) fclose (fp); + __sfp_lock_release (); return NULL; } @@ -148,12 +151,13 @@ _DEFUN (_freopen_r, (ptr, file, mode, fp), if (f < 0) { /* did not get it after all */ + fp->_flags = 0; /* set it free */ ptr->_errno = e; /* restore in case _close clobbered */ _funlockfile(fp); #ifndef __SINGLE_THREAD__ __lock_close_recursive (*(_LOCK_RECURSIVE_T *)&fp->_lock); #endif - fp->_flags = 0; /* set it free */ + __sfp_lock_release (); return NULL; } @@ -171,6 +175,7 @@ _DEFUN (_freopen_r, (ptr, file, mode, fp), #endif _funlockfile(fp); + __sfp_lock_release (); return fp; } |