split path-specific ('C:\FOO' instead of '/foo') stuff into MKSH_DOSPATH:

• backslashes as directory separators
• semicolon as $PATH separator
• drive letters are absolute paths
This commit is contained in:
tg 2017-04-02 13:08:07 +00:00
parent 7529e350cf
commit d68e69bd59
3 changed files with 21 additions and 12 deletions

4
exec.c
View File

@ -23,7 +23,7 @@
#include "sh.h"
__RCSID("$MirOS: src/bin/mksh/exec.c,v 1.191 2017/03/22 00:20:51 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/exec.c,v 1.192 2017/04/02 13:08:06 tg Exp $");
#ifndef MKSH_DEFAULT_EXECSHELL
#define MKSH_DEFAULT_EXECSHELL MKSH_UNIXROOT "/bin/sh"
@ -1136,7 +1136,7 @@ findcom(const char *name, int flags)
union mksh_cchack npath;
if (mksh_vdirsep(name)
#ifdef __OS2__
#ifdef MKSH_DOSPATH
&& (strcmp(name, T_builtin) != 0)
#endif
) {

4
misc.c
View File

@ -30,7 +30,7 @@
#include <grp.h>
#endif
__RCSID("$MirOS: src/bin/mksh/misc.c,v 1.253 2017/03/26 00:10:24 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/misc.c,v 1.254 2017/04/02 13:08:06 tg Exp $");
#define KSH_CHVT_FLAG
#ifdef MKSH_SMALL
@ -1705,7 +1705,7 @@ simplify_path(char *p)
case 0:
return;
case '/':
#ifdef __OS2__
#ifdef MKSH_DOSPATH
case '\\':
#endif
/* exactly two leading slashes? (SUSv4 3.266) */

25
sh.h
View File

@ -175,7 +175,7 @@
#endif
#ifdef EXTERN
__RCSID("$MirOS: src/bin/mksh/sh.h,v 1.798 2017/03/26 00:10:25 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/sh.h,v 1.799 2017/04/02 13:08:07 tg Exp $");
#endif
#define MKSH_VERSION "R54 2017/03/25"
@ -392,13 +392,21 @@ struct rusage {
#endif
#ifdef __OS2__
#define MKSH_UNIXROOT "/@unixroot"
#define MKSH_DOSPATH
#else
#define MKSH_UNIXROOT ""
#endif
#ifdef MKSH_DOSPATH
#ifndef __GNUC__
# error GCC extensions needed later on
#endif
#define MKSH_PATHSEPS ";"
#define MKSH_PATHSEPC ';'
#define MKSH_UNIXROOT "/@unixroot"
#else
#define MKSH_PATHSEPS ":"
#define MKSH_PATHSEPC ':'
#define MKSH_UNIXROOT ""
#endif
#if !HAVE_FLOCK_DECL
@ -2405,9 +2413,6 @@ EXTERN bool tty_hasstate; /* true if tty_state is valid */
extern int tty_init_fd(void); /* initialise tty_fd, tty_devtty */
#ifdef __OS2__
#ifndef __GNUC__
# error oops?
#endif
#define binopen2(path,flags) __extension__({ \
int binopen2_fd = open((path), (flags) | O_BINARY); \
if (binopen2_fd >= 0) \
@ -2420,6 +2425,12 @@ extern int tty_init_fd(void); /* initialise tty_fd, tty_devtty */
setmode(binopen3_fd, O_BINARY); \
(binopen3_fd); \
})
#else
#define binopen2(path,flags) open((path), (flags) | O_BINARY)
#define binopen3(path,flags,mode) open((path), (flags) | O_BINARY, (mode))
#endif
#ifdef MKSH_DOSPATH
#define mksh_abspath(s) __extension__({ \
const char *mksh_abspath_s = (s); \
(mksh_cdirsep(mksh_abspath_s[0]) || \
@ -2436,8 +2447,6 @@ extern int tty_init_fd(void); /* initialise tty_fd, tty_devtty */
* can merge this upstream, but good job so far @komh, thanks!
*/
#else
#define binopen2(path,flags) open((path), (flags) | O_BINARY)
#define binopen3(path,flags,mode) open((path), (flags) | O_BINARY, (mode))
#define mksh_abspath(s) ((s)[0] == '/')
#define mksh_cdirsep(c) ((c) == '/')
#define mksh_sdirsep(s) strchr((s), '/')