Add v7sh, the original Steve R. Bourne shell from the 7th edition Unix including

System III, 4.3BSD-Reno, Ultrix 3.1 and `home made'' fixes and enhancements

PR:		ports/68127
Submitted by:	Cyrille Lefevre <cyrille.lefevre@laposte.net>

1 files changed, 91 insertions, 0 deletions

diff --git a/shells/v7sh/files/patch-error.c b/shells/v7sh/files/patch-error.c
new file mode 100644
index 000000000000..7b73594922c9
--- /dev/null
+++ b/shells/v7sh/files/patch-error.c
@@ -0,0 +1,91 @@
+diff -u -x CVS -x work -x core -x *.core -x #* -x *~ -x *.orig -x *.rej -I $Id.*$ -I $.+BSD.*$ error.c.orig error.c
+--- error.c.orig	Fri Jun  4 02:51:01 2004
++++ error.c	Sat Jun 19 18:42:22 2004
+@@ -9,15 +9,17 @@
+ 
+ #include	"defs.h"
+ 
++STRING		exitadr;
++INT		exitval;
+ 
+ /* ========	error handling	======== */
+ 
+-exitset()
++VOID	exitset()
+ {
+ 	assnum(&exitadr,exitval);
+ }
+ 
+-sigchk()
++VOID	sigchk()
+ {
+ 	/* Find out if it is time to go away.
+ 	 * `trapnote' is set to SIGSET when fault is seen and
+@@ -25,26 +27,29 @@
+ 	 */
+ 	IF trapnote&SIGSET
+ 	THEN	exitsh(SIGFAIL);
++		/*NOTREACHED*/
+ 	FI
+ }
+ 
+-failed(s1,s2)
+-	STRING	s1, s2;
++VOID	failed(s1,s2)
++	CSTRING	s1, s2;
+ {
+ 	prp(); prs(s1); 
+ 	IF s2
+ 	THEN	prs(colon); prs(s2);
+ 	FI
+ 	newline(); exitsh(ERROR);
++	/*NOTREACHED*/
+ }
+ 
+-error(s)
+-	STRING	s;
++VOID	error(s)
++	CSTRING	s;
+ {
+ 	failed(s,NIL);
++	/*NOTREACHED*/
+ }
+ 
+-exitsh(xno)
++VOID	exitsh(xno)
+ 	INT	xno;
+ {
+ 	/* Arrive here from `FATAL' errors
+@@ -57,23 +62,29 @@
+ 	exitval=xno;
+ 	IF (flags & (forked|errflg|ttyflg)) != ttyflg
+ 	THEN	done();
++		/*NOTREACHED*/
+ 	ELSE	clearup();
++#if defined(SYSIII)
++		execbrk = breakcnt = 0;
++#endif
+ 		longjmp(errshell,1);
+ 	FI
+ }
+ 
+-done()
++VOID	done()
+ {
+ 	REG STRING	t;
+-	IF t=trapcom[0]
++
++	IF (t=trapcom[0])!=NIL			/* GCC */
+ 	THEN	trapcom[0]=0; /*should free but not long */
+ 		execexp(t,0);
+ 	FI
+ 	rmtemp(0);
+ 	exit(exitval);
++	/*NOTREACHED*/
+ }
+ 
+-rmtemp(base)
++VOID	rmtemp(base)
+ 	IOPTR		base;
+ {
+ 	WHILE iotemp>base