• check.t: add some FPOSIX regression tests (1 still fails)

• all: remove vi editing mode #if defined(MKSH_SMALL) || defined(MKSH_NOVI)
  saves 12608 byts on i386
• check.t: add $0 quoting

main.c

@@ -13,7 +13,7 @@
 #include <locale.h>
 #endif
 
-__RCSID("$MirOS: src/bin/mksh/main.c,v 1.77 2007/06/15 20:52:19 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/main.c,v 1.78 2007/06/15 21:55:19 tg Exp $");
 
 extern char **environ;
 
@@ -80,7 +80,7 @@ main(int argc, const char *argv[])
 	size_t k;
 	char *cp;
 #endif
-#if HAVE_SETLOCALE_CTYPE
+#if !defined(MKSH_SMALL) || HAVE_SETLOCALE_CTYPE
 	const char *cc;
 #endif
 
@@ -165,6 +165,22 @@ main(int argc, const char *argv[])
 	/* setstr can't fail here */
 	setstr(vp, def_path, KSH_RETURN_ERROR);
 
+#ifndef MKSH_SMALL
+	cc = kshname;
+	if (*cc == '-')
+		++cc;
+	i = 0;
+	while (cc[i] != '\0')
+		if (cc[i] == '/') {
+			cc += i + 1;
+			i = 0;
+		} else
+			++i;
+	if ((cc[0] == 's' || cc[0] == 'S') &&
+	    (cc[1] == 'h' || cc[1] == 'H'))
+		Flag(FPOSIX) = 1;
+#endif
+
 	/* Turn on nohup by default for now - will change to off
 	 * by default once people are aware of its existence
 	 * (at&t ksh does not have a nohup option - it always sends
@@ -181,7 +197,9 @@ main(int argc, const char *argv[])
 	 * by the environment or the user.  Also, we want tab completion
 	 * on in vi by default. */
 	change_flag(FEMACS, OF_SPECIAL, 1);
+#ifndef MKSH_NOVI
 	Flag(FVITABCOMPLETE) = 1;
+#endif
 
 	/* import environment */
 	if (environ != NULL)