ref: a15604060010069bd16268306c0c1a1be144b771
parent: 467e49e817336bf3b890cb0e7fe984a5cae2e5e7
author: Alexei Podtelezhnikov <apodtele@gmail.com>
date: Tue Oct 5 10:19:06 EDT 2021
[builds/unix, builds/vms] Standardize `mmap` failure. * builds/unix/ftsystem.c (FT_Stream_Open): Check for MAP_FAILED. * builds/vms/ftsystem.c (FT_Stream_Open): Ditto. This should cover https://savannah.nongnu.org/patch/?5909 as well.
--- a/builds/unix/ftsystem.c
+++ b/builds/unix/ftsystem.c
@@ -313,8 +313,7 @@
file,
0 );
- /* on some RTOS, mmap might return 0 */
- if ( (long)stream->base != -1 && stream->base != NULL )
+ if ( stream->base != MAP_FAILED )
stream->close = ft_close_stream_by_munmap;
else
{
--- a/builds/vms/ftsystem.c
+++ b/builds/vms/ftsystem.c
@@ -246,7 +246,7 @@
file,
0 );
- if ( (long)stream->base == -1 )
+ if ( stream->base == MAP_FAILED )
{
FT_ERROR(( "FT_Stream_Open:" ));
FT_ERROR(( " could not `mmap' file `%s'\n", filepathname ));