Cygwin: Fix warning about narrowing conversions in tape options

Fix a gcc 12 warning about a narrowing conversion in case labels for tape options. > In file included from /wip/cygwin/src/winsup/cygwin/include/sys/mtio.h:14, > from ../../../../src/winsup/cygwin/fhandler/tape.cc:13: > ../../../../src/winsup/cygwin/fhandler/tape.cc: In member function ‘int mtinfo_drive::set_options(HANDLE, int32_t)’: > ../../../../src/winsup/cygwin/fhandler/tape.cc:965:12: error: narrowing conversion of ‘4026531840’ from ‘unsigned int’ to ‘int’ [-Wnarrowing] Signed-off-by: Jon Turney <[email protected]>
RTEMS · Aug 6, 2024 · f0c79f8 · f0c79f8
1 parent 696cd4e
commit f0c79f8
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Showing 2 changed files with 3 additions and 3 deletions.
diff --git a/winsup/cygwin/fhandler/tape.cc b/winsup/cygwin/fhandler/tape.cc
@@ -894,9 +894,9 @@ mtinfo_drive::get_status (HANDLE mt, struct mtget *get)
 }
 
 int
-mtinfo_drive::set_options (HANDLE mt, int32_t options)
+mtinfo_drive::set_options (HANDLE mt, uint32_t options)
 {
-  int32_t what = (options & MT_ST_OPTIONS);
+  uint32_t what = (options & MT_ST_OPTIONS);
   bool call_setparams = false;
   bool set;
   TAPE_SET_DRIVE_PARAMETERS sdp =

diff --git a/winsup/cygwin/local_includes/mtinfo.h b/winsup/cygwin/local_includes/mtinfo.h
@@ -101,7 +101,7 @@ class mtinfo_drive
   int set_compression (HANDLE mt, int32_t count);
   int set_blocksize (HANDLE mt, DWORD count);
   int get_status (HANDLE mt, struct mtget *get);
-  int set_options (HANDLE mt, int32_t options);
+  int set_options (HANDLE mt, uint32_t options);
   int async_wait (HANDLE mt, DWORD *bytes_written);
 
 public: