diff options
Diffstat (limited to 'lib/libc/stdio/fgetc.c')
| -rw-r--r-- | lib/libc/stdio/fgetc.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/lib/libc/stdio/fgetc.c b/lib/libc/stdio/fgetc.c index 800846cda974..7e2738f6c48f 100644 --- a/lib/libc/stdio/fgetc.c +++ b/lib/libc/stdio/fgetc.c @@ -39,9 +39,22 @@ static char sccsid[] = "@(#)fgetc.c 8.1 (Berkeley) 6/4/93"; #endif /* LIBC_SCCS and not lint */ #include <stdio.h> +#ifdef _THREAD_SAFE +#include <pthread.h> +#include "pthread_private.h" +#endif +int fgetc(fp) FILE *fp; { - return (__sgetc(fp)); + int retval; +#ifdef _THREAD_SAFE + _thread_flockfile(fp,__FILE__,__LINE__); +#endif + retval = __sgetc(fp); +#ifdef _THREAD_SAFE + _thread_funlockfile(fp); +#endif + return (retval); } |