From 619b731f5bb5e09dcf1eaf1fbd96383ca64398fd Mon Sep 17 00:00:00 2001
From: julian <julian@FreeBSD.org>
Date: Mon, 22 Jan 1996 00:02:33 +0000
Subject: Reviewed by:	julian and (hsu?) Submitted by:	 John Birrel(L?)

changes for threadsafe operations
---
 lib/libc/stdio/fgetpos.c | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

(limited to 'lib/libc/stdio/fgetpos.c')

diff --git a/lib/libc/stdio/fgetpos.c b/lib/libc/stdio/fgetpos.c
index 1f4ec1d..4ac0be4 100644
--- a/lib/libc/stdio/fgetpos.c
+++ b/lib/libc/stdio/fgetpos.c
@@ -39,10 +39,23 @@ static char sccsid[] = "@(#)fgetpos.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
 fgetpos(fp, pos)
 	FILE *fp;
 	fpos_t *pos;
 {
-	return((*pos = ftell(fp)) == (fpos_t)-1);
+	int retval;
+#ifdef _THREAD_SAFE
+	_thread_flockfile(fp,__FILE__,__LINE__);
+#endif
+	retval = (*pos = ftell(fp)) == (fpos_t)-1;
+#ifdef _THREAD_SAFE
+	_thread_funlockfile(fp);
+#endif
+	return(retval);
 }
-- 
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