From c6ef89664b8c0d7aa85bddd5c7014aa6df82cbe7 Mon Sep 17 00:00:00 2001 From: tcsullivan Date: Sat, 17 Nov 2018 13:02:57 -0500 Subject: added pdclib, removed sash --- src/pdclib/functions/stdio/fflush.c | 53 +++++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 src/pdclib/functions/stdio/fflush.c (limited to 'src/pdclib/functions/stdio/fflush.c') diff --git a/src/pdclib/functions/stdio/fflush.c b/src/pdclib/functions/stdio/fflush.c new file mode 100644 index 0000000..3d0b297 --- /dev/null +++ b/src/pdclib/functions/stdio/fflush.c @@ -0,0 +1,53 @@ +/* fflush( FILE * ) + + This file is part of the Public Domain C Library (PDCLib). + Permission is granted to use, modify, and / or redistribute at will. +*/ + +#include + +#ifndef REGTEST + +#include "pdclib/_PDCLIB_glue.h" + +extern struct _PDCLIB_file_t * _PDCLIB_filelist; + +int fflush( struct _PDCLIB_file_t * stream ) +{ + if ( stream == NULL ) + { + int rc = 0; + stream = _PDCLIB_filelist; + /* TODO: Check what happens when fflush( NULL ) encounters write errors, in other libs */ + while ( stream != NULL ) + { + if ( stream->status & _PDCLIB_FWRITE ) + { + if ( _PDCLIB_flushbuffer( stream ) == EOF ) + { + rc = EOF; + } + } + stream = stream->next; + } + return rc; + } + else + { + return _PDCLIB_flushbuffer( stream ); + } +} + +#endif + +#ifdef TEST + +#include "_PDCLIB_test.h" + +int main( void ) +{ + /* Testing covered by ftell.c */ + return TEST_RESULTS; +} + +#endif -- cgit v1.2.3