[src/trunk]: src/bin/ksh Remove ancient cygwin support in ksh(1)

[kamil <kamil%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/9fdce88a1341
branches:  trunk
changeset: 824888:9fdce88a1341
user:      kamil <kamil%NetBSD.org@localhost>
date:      Thu Jun 22 13:32:04 2017 +0000

description:
Remove ancient cygwin support in ksh(1)

OK by <kre>

diffstat:

 bin/ksh/c_ksh.c |  13 ++-----------
 bin/ksh/edit.c  |   9 ++-------
 bin/ksh/path.c  |  16 +++++-----------
 bin/ksh/sh.h    |  10 ++--------
 4 files changed, 11 insertions(+), 37 deletions(-)

diffs (150 lines):

diff -r 2f6c90dd762a -r 9fdce88a1341 bin/ksh/c_ksh.c
--- a/bin/ksh/c_ksh.c   Thu Jun 22 13:21:21 2017 +0000
+++ b/bin/ksh/c_ksh.c   Thu Jun 22 13:32:04 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: c_ksh.c,v 1.18 2011/10/16 17:12:11 joerg Exp $ */
+/*     $NetBSD: c_ksh.c,v 1.19 2017/06/22 13:32:04 kamil Exp $ */
 
 /*
  * built-in Korn commands: c_*
@@ -6,17 +6,13 @@
 #include <sys/cdefs.h>
 
 #ifndef lint
-__RCSID("$NetBSD: c_ksh.c,v 1.18 2011/10/16 17:12:11 joerg Exp $");
+__RCSID("$NetBSD: c_ksh.c,v 1.19 2017/06/22 13:32:04 kamil Exp $");
 #endif
 
 #include "sh.h"
 #include "ksh_stat.h"
 #include <ctype.h>
 
-#ifdef __CYGWIN__
-#include <sys/cygwin.h>
-#endif /* __CYGWIN__ */
-
 int
 c_cd(wp)
        char    **wp;
@@ -162,12 +158,7 @@
 
        /* Set PWD */
        if (pwd) {
-#ifdef __CYGWIN__
-               char ptmp[PATH];  /* larger than MAX_PATH */
-               cygwin_conv_to_full_posix_path(pwd, ptmp);
-#else /* __CYGWIN__ */
                char *ptmp = pwd;
-#endif /* __CYGWIN__ */
                set_current_wd(ptmp);
                /* Ignore failure (happens if readonly or integer) */
                setstr(pwd_s, ptmp, KSH_RETURN_ERROR);
diff -r 2f6c90dd762a -r 9fdce88a1341 bin/ksh/edit.c
--- a/bin/ksh/edit.c    Thu Jun 22 13:21:21 2017 +0000
+++ b/bin/ksh/edit.c    Thu Jun 22 13:32:04 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: edit.c,v 1.25 2010/06/05 03:02:37 sjg Exp $    */
+/*     $NetBSD: edit.c,v 1.26 2017/06/22 13:32:04 kamil Exp $  */
 
 /*
  * Command line editing - common code
@@ -7,7 +7,7 @@
 #include <sys/cdefs.h>
 
 #ifndef lint
-__RCSID("$NetBSD: edit.c,v 1.25 2010/06/05 03:02:37 sjg Exp $");
+__RCSID("$NetBSD: edit.c,v 1.26 2017/06/22 13:32:04 kamil Exp $");
 #endif
 
 
@@ -293,11 +293,6 @@
 
                set_tty(tty_fd, &cb, TF_WAIT);
 
-#ifdef __CYGWIN__
-               if (edchars.eof == '\0')
-                       edchars.eof = '\4';
-#endif /* __CYGWIN__ */
-
                /* Convert unset values to internal `unset' value */
                if (edchars.erase == vdisable_c)
                        edchars.erase = -1;
diff -r 2f6c90dd762a -r 9fdce88a1341 bin/ksh/path.c
--- a/bin/ksh/path.c    Thu Jun 22 13:21:21 2017 +0000
+++ b/bin/ksh/path.c    Thu Jun 22 13:32:04 2017 +0000
@@ -1,8 +1,8 @@
-/*     $NetBSD: path.c,v 1.8 2009/04/25 05:11:37 lukem Exp $   */
+/*     $NetBSD: path.c,v 1.9 2017/06/22 13:32:04 kamil Exp $   */
 #include <sys/cdefs.h>
 
 #ifndef lint
-__RCSID("$NetBSD: path.c,v 1.8 2009/04/25 05:11:37 lukem Exp $");
+__RCSID("$NetBSD: path.c,v 1.9 2017/06/22 13:32:04 kamil Exp $");
 #endif
 
 
@@ -130,10 +130,10 @@
 
        if ((isrooted = ISROOTEDPATH(pathx)))
                very_start++;
-#if defined (OS2) || defined (__CYGWIN__)
+#if defined (OS2)
        if (pathx[0] && pathx[1] == ':')        /* skip a: */
                very_start += 2;
-#endif /* OS2 || __CYGWIN__ */
+#endif /* OS2 */
 
        /* Before                       After
         *  /foo/                       /foo
@@ -143,19 +143,13 @@
         *  ..                          ..
         *  ./foo                       foo
         *  foo/../../../bar            ../../bar
-        * OS2 and CYGWIN:
+        * OS2:
         *  a:/foo/../..                a:/
         *  a:.                         a:
         *  a:..                        a:..
         *  a:foo/../../blah            a:../blah
         */
 
-#ifdef __CYGWIN__
-       /* preserve leading double-slash on pathnames (for UNC paths) */
-       if (pathx[0] && ISDIRSEP(pathx[0]) && pathx[1] && ISDIRSEP(pathx[1]))
-               very_start++;
-#endif /* __CYGWIN__ */
-
        for (cur = t = start = very_start; ; ) {
                /* treat multiple '/'s as one '/' */
                while (ISDIRSEP(*t))
diff -r 2f6c90dd762a -r 9fdce88a1341 bin/ksh/sh.h
--- a/bin/ksh/sh.h      Thu Jun 22 13:21:21 2017 +0000
+++ b/bin/ksh/sh.h      Thu Jun 22 13:32:04 2017 +0000
@@ -1,10 +1,10 @@
-/*     $NetBSD: sh.h,v 1.7 2005/06/26 19:09:00 christos Exp $  */
+/*     $NetBSD: sh.h,v 1.8 2017/06/22 13:32:04 kamil Exp $     */
 
 /*
  * Public Domain Bourne/Korn shell
  */
 
-/* $Id: sh.h,v 1.7 2005/06/26 19:09:00 christos Exp $ */
+/* $Id: sh.h,v 1.8 2017/06/22 13:32:04 kamil Exp $ */
 
 #include "config.h"    /* system and option configuration info */
 
@@ -323,14 +323,8 @@
 # define DIRSEP         '/'
 # define DIRSEPSTR      "/"
 # define ISDIRSEP(c)    ((c) == '/')
-#ifdef __CYGWIN__
-#  define ISABSPATH(s) \
-       (((s)[0] && (s)[1] == ':' && ISDIRSEP((s)[2])) || ISDIRSEP((s)[0]))
-#  define ISRELPATH(s) (!(s)[0] || ((s)[1] != ':' && !ISDIRSEP((s)[0])))
-#else /* __CYGWIN__ */
 # define ISABSPATH(s)  ISDIRSEP((s)[0])
 # define ISRELPATH(s)  (!ISABSPATH(s))
-#endif /* __CYGWIN__ */
 # define ISROOTEDPATH(s) ISABSPATH(s)
 # define FILECHCONV(c) c
 # define FILECMP(s1, s2) strcmp(s1, s2)