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Add minor improvements and cleanup

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This commit is contained in:
Justine Tunney 2020-10-27 03:39:46 -07:00
parent 9e3e985ae5
commit feed0d2b0e
163 changed files with 2286 additions and 2245 deletions
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32
libc/calls/mkntpath.ncabi.c
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@ -17,15 +17,31 @@
│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA │
│ 02110-1301 USA │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/bits/pushpop.h"
#include "libc/bits/safemacros.h"
#include "libc/calls/hefty/ntspawn.h"
#include "libc/calls/internal.h"
#include "libc/conv/conv.h"
#include "libc/calls/ntmagicpaths.h"
#include "libc/nexgen32e/tinystrcmp.h"
#include "libc/str/str.h"
#include "libc/str/tpdecode.h"
#include "libc/sysv/consts/o.h"
#include "libc/sysv/errfuns.h"
textwindows static const char *FixNtMagicPath(const char *path,
unsigned flags) {
const struct NtMagicPaths *mp = &kNtMagicPaths;
asm("" : "+r"(mp));
if (path[0] != '/') return path;
if (tinystrcmp(path, mp->devtty) == 0) {
if ((flags & O_ACCMODE) == O_RDONLY) {
return mp->conin;
} else if ((flags & O_ACCMODE) == O_WRONLY) {
return mp->conout;
}
}
if (tinystrcmp(path, mp->devnull) == 0) return mp->nul;
if (tinystrcmp(path, mp->devstdin) == 0) return mp->conin;
if (tinystrcmp(path, mp->devstdout) == 0) return mp->conout;
return path;
}
/**
* Copies path for Windows NT.
*
@ -33,13 +49,13 @@
* forward-slashes with backslashes; and (3) remapping several
* well-known paths (e.g. /dev/null → NUL) for convenience.
*
* @param flags is used by open()
* @param path16 is shortened so caller can prefix, e.g. \\.\pipe\, and
* due to a plethora of special-cases throughout the Win32 API
* @param flags is used by open(), see fixntmagicpath2()
* @return short count excluding NUL on success, or -1 w/ errno
* @error ENAMETOOLONG
*/
forcealignargpointer textwindows int(mkntpath)(
forcealignargpointer textwindows int mkntpath(
const char *path, unsigned flags,
char16_t path16[hasatleast PATH_MAX - 16]) {
/*
@ -52,7 +68,7 @@ forcealignargpointer textwindows int(mkntpath)(
int rc;
wint_t wc;
size_t i, j;
path = fixntmagicpath(path, flags);
path = FixNtMagicPath(path, flags);
i = 0;
j = 0;
for (;;) {