X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=functions%2Fstdio%2Ffwrite.c;fp=functions%2Fstdio%2Ffwrite.c;h=9ab8a0abfb1380df315f5565edd7c5b1d5a30871;hb=84d648157e22cecc65902ecfdd4e3a1b88d5e53f;hp=90c8f44eb3993307e5f6498da08adba71186824a;hpb=fce9a8538009ea5c113b03c608cedf036ce4a364;p=pdclib.old

diff --git a/functions/stdio/fwrite.c b/functions/stdio/fwrite.c
index 90c8f44..9ab8a0a 100644
--- a/functions/stdio/fwrite.c
+++ b/functions/stdio/fwrite.c
@@ -17,7 +17,9 @@
 
 //TODO OS(2012-08-01): Ascertain purpose of lineend & potentially remove
 
-size_t fwrite( const void * _PDCLIB_restrict ptr, size_t size, size_t nmemb, struct _PDCLIB_file_t * _PDCLIB_restrict stream )
+size_t fwrite_unlocked( const void * _PDCLIB_restrict ptr, 
+               size_t size, size_t nmemb, 
+               struct _PDCLIB_file_t * _PDCLIB_restrict stream )
 {
     if ( _PDCLIB_prepwrite( stream ) == EOF )
     {
@@ -88,6 +90,16 @@ size_t fwrite( const void * _PDCLIB_restrict ptr, size_t size, size_t nmemb, str
     return nmemb_i;
 }
 
+size_t fwrite( const void * _PDCLIB_restrict ptr, 
+               size_t size, size_t nmemb, 
+               struct _PDCLIB_file_t * _PDCLIB_restrict stream )
+{
+    flockfile( stream );
+    size_t r = fwrite_unlocked( ptr, size, nmemb, stream );
+    funlockfile( stream );
+    return r;
+}
+
 #endif
 
 #ifdef TEST