From 7920792369b18fd7d796a61aa7f3dda98c1957c8 Mon Sep 17 00:00:00 2001 From: Corinna Vinschen Date: Thu, 20 Feb 2003 10:14:53 +0000 Subject: w32api: * include/winioctl.h (FSCTL_SET_SPARSE): Define. cygwin: * wincap.h (wincaps::supports_sparse_files): New flag. (wincapc::supports_sparse_files): New method. * wincap.cc (wincap_unknown): Define value for the new flag. (wincap_95): Ditto. (wincap_95osr2): Ditto. (wincap_98): Ditto. (wincap_98se): Ditto. (wincap_me): Ditto. (wincap_nt3): Ditto. (wincap_nt4): Ditto. (wincap_nt4sp4): Ditto. (wincap_2000): Ditto. (wincap_xp): Ditto. * path.h (path_conv::fs_flags): New method. * fhandler_disk_file.cc: Include winioctl.h for DeviceIoControl. (fhandler_disk_file::open): Set newly created and truncated files as sparse on platforms that support it. --- winsup/cygwin/wincap.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'winsup/cygwin/wincap.h') diff --git a/winsup/cygwin/wincap.h b/winsup/cygwin/wincap.h index a89f0a5ad..ab3fcff4a 100644 --- a/winsup/cygwin/wincap.h +++ b/winsup/cygwin/wincap.h @@ -49,6 +49,7 @@ struct wincaps unsigned has_process_io_counters : 1; unsigned supports_reading_modem_output_lines : 1; unsigned needs_memory_protection : 1; + unsigned supports_sparse_files : 1; }; class wincapc @@ -102,6 +103,7 @@ public: bool IMPLEMENT (has_process_io_counters) bool IMPLEMENT (supports_reading_modem_output_lines) bool IMPLEMENT (needs_memory_protection) + bool IMPLEMENT (supports_sparse_files) #undef IMPLEMENT }; -- cgit v1.2.3