X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=functions%2Fstdio%2Fclearerr.c;h=2b032bd21833c8ff8b7e631882b6cbd1d9339c5e;hb=6ca24b75c75b9c6f22e1e69693d326b8e3330841;hp=922f6ab9d239e18cbf5eea9d959d0102c10d9f54;hpb=393020b6e48719d27699dea6b29e53025bbd5123;p=pdclib

diff --git a/functions/stdio/clearerr.c b/functions/stdio/clearerr.c
index 922f6ab..2b032bd 100644
--- a/functions/stdio/clearerr.c
+++ b/functions/stdio/clearerr.c
@@ -10,11 +10,18 @@
 
 #ifndef REGTEST
 
-void clearerr( struct _PDCLIB_file_t * stream )
+void clearerr_unlocked( struct _PDCLIB_file_t * stream )
 {
     stream->status &= ~( _PDCLIB_ERRORFLAG | _PDCLIB_EOFFLAG );
 }
 
+void clearerr( struct _PDCLIB_file_t * stream )
+{
+    flockfile( stream );
+    clearerr_unlocked( stream );
+    funlockfile( stream );
+}
+
 #endif
 
 #ifdef TEST
@@ -23,12 +30,12 @@ void clearerr( struct _PDCLIB_file_t * stream )
 int main( void )
 {
     FILE * fh;
-    remove( "testfile" );
-    TESTCASE( ( fh = fopen( "testfile", "w+" ) ) != NULL );
+    TESTCASE( ( fh = tmpfile() ) != NULL );
     /* Flags should be clear */
     TESTCASE( ! ferror( fh ) );
     TESTCASE( ! feof( fh ) );
     /* Reading from input stream - should provoke error */
+    /* FIXME: Apparently glibc disagrees on this assumption. How to provoke error on glibc? */
     TESTCASE( fgetc( fh ) == EOF );
     TESTCASE( ferror( fh ) );
     TESTCASE( ! feof( fh ) );
@@ -46,7 +53,6 @@ int main( void )
     TESTCASE( ! ferror( fh ) );
     TESTCASE( ! feof( fh ) );
     TESTCASE( fclose( fh ) == 0 );
-    remove( "testfile" );
     return TEST_RESULTS;
 }