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| author | julian <julian@FreeBSD.org> | 1996-01-22 00:02:33 +0000 |
|---|---|---|
| committer | julian <julian@FreeBSD.org> | 1996-01-22 00:02:33 +0000 |
| commit | 619b731f5bb5e09dcf1eaf1fbd96383ca64398fd (patch) | |
| tree | a89c7f50ec371cef4418259b9dccdd31ebb2f61f /lib/libc/stdio/getc.c | |
| parent | 663b14fb2f3198fb0bfb62ae16b6b56c2a4dd055 (diff) | |
| download | FreeBSD-src-619b731f5bb5e09dcf1eaf1fbd96383ca64398fd.zip FreeBSD-src-619b731f5bb5e09dcf1eaf1fbd96383ca64398fd.tar.gz | |
Reviewed by: julian and (hsu?)
Submitted by: John Birrel(L?)
changes for threadsafe operations
Diffstat (limited to 'lib/libc/stdio/getc.c')
| -rw-r--r-- | lib/libc/stdio/getc.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/lib/libc/stdio/getc.c b/lib/libc/stdio/getc.c index 1e900cd..c0726ee 100644 --- a/lib/libc/stdio/getc.c +++ b/lib/libc/stdio/getc.c @@ -39,14 +39,27 @@ static char sccsid[] = "@(#)getc.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 /* * A subroutine version of the macro getc. */ #undef getc +int getc(fp) register 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); } |
