Commit 33d5e9cc authored by Karl Heuer's avatar Karl Heuer
Browse files

(file_name_completion): Set `stat' flags to avoid

computing expensive fields in struct stat (makes filename
completion much faster).
parent 34ead71a
......@@ -295,6 +295,19 @@ file_name_completion (file, dirname, all_flag, ver_flag)
int count = specpdl_ptr - specpdl;
struct gcpro gcpro1, gcpro2, gcpro3;
#ifdef MSDOS
#if __DJGPP__ > 1
/* Some fields of struct stat are *very* expensive to compute on MS-DOS,
but aren't required here. Avoid computing the following fields:
st_inode, st_size and st_nlink for directories, and the execute bits
in st_mode for non-directory files with non-standard extensions. */
unsigned short save_djstat_flags = _djstat_flags;
#ifdef VMS
extern DIRENTRY * readdirver ();
......@@ -496,6 +509,12 @@ file_name_completion (file, dirname, all_flag, ver_flag)
bestmatch = unbind_to (count, bestmatch);
#ifdef MSDOS
#if __DJGPP__ > 1
_djstat_flags = save_djstat_flags;
if (all_flag || NILP (bestmatch))
return bestmatch;
if (matchcount == 1 && bestmatchsize == XSTRING (file)->size)
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