From c60dbdc6cbca5de1e68a55c75bb498f25fad54fd Mon Sep 17 00:00:00 2001
From: tg <tg@mirbsd.org>
Date: Fri, 10 Nov 2006 01:44:40 +0000
Subject: [PATCH] * change EXECSHELL to /bin/sh (we can override it via
 environment anyway,   and this is a sensible choice instead of ourselves) *
 move this stuff from sh.h into exec.c where it belongs * simplify set -o
 stuff

saves 8 bytes
---
 exec.c |  7 ++++---
 misc.c | 14 +++++---------
 sh.h   |  5 +----
 3 files changed, 10 insertions(+), 16 deletions(-)

diff --git a/exec.c b/exec.c
index 2bc6ffb..72424e6 100644
--- a/exec.c
+++ b/exec.c
@@ -2,7 +2,7 @@
 
 #include "sh.h"
 
-__RCSID("$MirOS: src/bin/mksh/exec.c,v 1.16 2006/08/01 13:43:26 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/exec.c,v 1.17 2006/11/10 01:44:39 tg Exp $");
 
 static int	comexec(struct op *, struct tbl *volatile, char **,
 		    int volatile);
@@ -665,13 +665,14 @@ comexec(struct op *t, struct tbl *volatile tp, char **ap, volatile int flags)
 static void
 scriptexec(struct op *tp, char **ap)
 {
+	static char execshell[] = "/bin/sh";
 	char *sh;
 
-	sh = str_val(global(EXECSHELL_STR));
+	sh = str_val(global("EXECSHELL"));
 	if (sh && *sh)
 		sh = search(sh, path, X_OK, NULL);
 	if (!sh || !*sh)
-		sh = strdup(EXECSHELL);
+		sh = execshell;
 
 	*tp->args-- = tp->str;
 	*tp->args = sh;
diff --git a/misc.c b/misc.c
index badcf18..e810681 100644
--- a/misc.c
+++ b/misc.c
@@ -3,7 +3,7 @@
 
 #include "sh.h"
 
-__RCSID("$MirOS: src/bin/mksh/misc.c,v 1.24 2006/11/10 01:19:17 tg Exp $\t"
+__RCSID("$MirOS: src/bin/mksh/misc.c,v 1.25 2006/11/10 01:44:39 tg Exp $\t"
 	MKSH_SH_H_ID);
 
 unsigned char chtypes[UCHAR_MAX + 1];	/* type bits for unsigned char */
@@ -149,10 +149,7 @@ option(const char *n)
 
 struct options_info {
 	int opt_width;
-	struct {
-		const char *name;
-		int	flag;
-	} opts[NELEM(options)];
+	int opts[NELEM(options)];
 };
 
 static char *options_fmt_entry(void *arg, int i, char *buf, int buflen);
@@ -165,8 +162,8 @@ options_fmt_entry(void *arg, int i, char *buf, int buflen)
 	struct options_info *oi = (struct options_info *) arg;
 
 	shf_snprintf(buf, buflen, "%-*s %s",
-	    oi->opt_width, oi->opts[i].name,
-	    Flag(oi->opts[i].flag) ? "on" : "off");
+	    oi->opt_width, options[oi->opts[i]].name,
+	    Flag(oi->opts[i]) ? "on" : "off");
 	return buf;
 }
 
@@ -185,8 +182,7 @@ printoptions(int verbose)
 		for (i = n = oi.opt_width = 0; i < NELEM(options); i++)
 			if (options[i].name) {
 				len = strlen(options[i].name);
-				oi.opts[n].name = options[i].name;
-				oi.opts[n++].flag = i;
+				oi.opts[n++] = i;
 				if (len > oi.opt_width)
 					oi.opt_width = len;
 			}
diff --git a/sh.h b/sh.h
index 0d3b989..d64f49b 100644
--- a/sh.h
+++ b/sh.h
@@ -8,7 +8,7 @@
 /*	$OpenBSD: c_test.h,v 1.4 2004/12/20 11:34:26 otto Exp $	*/
 /*	$OpenBSD: tty.h,v 1.5 2004/12/20 11:34:26 otto Exp $	*/
 
-#define MKSH_SH_H_ID "$MirOS: src/bin/mksh/sh.h,v 1.70 2006/11/10 01:25:22 tg Exp $"
+#define MKSH_SH_H_ID "$MirOS: src/bin/mksh/sh.h,v 1.71 2006/11/10 01:44:40 tg Exp $"
 #define MKSH_VERSION "R29 2006/11/10"
 
 #if HAVE_SYS_PARAM_H
@@ -135,9 +135,6 @@ extern int __cdecl setegid(gid_t);
 # define EXTERN_DEFINED
 #endif
 
-#define EXECSHELL	"/bin/mksh"
-#define EXECSHELL_STR	"EXECSHELL"
-
 #define	NELEM(a)	(sizeof (a) / sizeof ((a)[0]))
 #define	sizeofN(typ, n)	(sizeof (typ) * (n))
 #define	BIT(i)		(1 << (i))	/* define bit in flag */