X-Git-Url: https://git.subgeniuskitty.com/unix-history/.git/blobdiff_plain/5fe577adc4ebb978dff0d583622ecc9f5bf2e20c..4df6491c77d191519a5bc3b20a86c9bd6c8078a0:/usr/src/bin/csh/init.c

diff --git a/usr/src/bin/csh/init.c b/usr/src/bin/csh/init.c
index 78f16227ef..7c707cfe4d 100644
--- a/usr/src/bin/csh/init.c
+++ b/usr/src/bin/csh/init.c
@@ -1,224 +1,142 @@
-/*
- * Copyright (c) 1980 Regents of the University of California.
- * All rights reserved.  The Berkeley Software License Agreement
- * specifies the terms and conditions for redistribution.
+/*-
+ * Copyright (c) 1980, 1991 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * %sccs.include.redist.c%
  */
 
 #ifndef lint
-static char *sccsid = "@(#)init.c	5.4 (Berkeley) %G%";
-#endif
-
-#include "sh.local.h"
-
-/*
- * C shell
- */
+static char sccsid[] = "@(#)init.c	5.11 (Berkeley) %G%";
+#endif /* not lint */
 
-extern	int doalias();
-extern	int dobg();
-extern	int dobreak();
-extern	int dochngd();
-extern	int docontin();
-extern	int dodirs();
-extern	int doecho();
-extern	int doelse();
-extern	int doend();
-extern	int doendif();
-extern	int doendsw();
-extern	int doeval();
-extern	int doexit();
-extern	int dofg();
-extern	int doforeach();
-extern	int doglob();
-extern	int dogoto();
-extern	int dohash();
-extern	int dohist();
-extern	int doif();
-extern	int dojobs();
-extern	int dokill();
-extern	int dolet();
-extern	int dolimit();
-extern	int dologin();
-extern	int dologout();
-extern	int donice();
-extern	int donotify();
-extern	int donohup();
-extern	int doonintr();
-extern	int dopopd();
-extern	int dopushd();
-extern	int dorepeat();
-extern	int doset();
-extern	int dosetenv();
-extern	int dosource();
-extern	int dostop();
-extern	int dosuspend();
-extern	int doswbrk();
-extern	int doswitch();
-extern	int dotime();
-extern	int dounlimit();
-extern	int doumask();
-extern	int dowait();
-extern	int dowhile();
-extern	int dozip();
-extern	int execash();
-extern	int goodbye();
-#ifdef VFORK
-extern	int hashstat();
+#if __STDC__
+# include <stdarg.h>
+#else
+# include <varargs.h>
 #endif
-extern	int shift();
-extern	int showall();
-extern	int unalias();
-extern	int dounhash();
-extern	int unset();
-extern	int dounsetenv();
+
+#include "csh.h"
+#include "extern.h"
 
 #define	INF	1000
 
-struct	biltins {
-	char	*bname;
-	int	(*bfunct)();
-	short	minargs, maxargs;
-} bfunc[] = {
-	"@",		dolet,		0,	INF,
-	"alias",	doalias,	0,	INF,
-	"alloc",	showall,	0,	1,
-	"bg",		dobg,		0,	INF,
-	"break",	dobreak,	0,	0,
-	"breaksw",	doswbrk,	0,	0,
-	"case",		dozip,		0,	1,
-	"cd",		dochngd,	0,	1,
-	"chdir",	dochngd,	0,	1,
-	"continue",	docontin,	0,	0,
-	"default",	dozip,		0,	0,
-	"dirs",		dodirs,		0,	1,
-	"echo",		doecho,		0,	INF,
-	"else",		doelse,		0,	INF,
-	"end",		doend,		0,	0,
-	"endif",	dozip,		0,	0,
-	"endsw",	dozip,		0,	0,
-	"eval",		doeval,		0,	INF,
-	"exec",		execash,	1,	INF,
-	"exit",		doexit,		0,	INF,
-	"fg",		dofg,		0,	INF,
-	"foreach",	doforeach,	3,	INF,
-	"glob",		doglob,		0,	INF,
-	"goto",		dogoto,		1,	1,
-#ifdef VFORK
-	"hashstat",	hashstat,	0,	0,
-#endif
-	"history",	dohist,		0,	2,
-	"if",		doif,		1,	INF,
-	"jobs",		dojobs,		0,	1,
-	"kill",		dokill,		1,	INF,
-	"limit",	dolimit,	0,	3,
-	"login",	dologin,	0,	1,
-	"logout",	dologout,	0,	0,
-	"nice",		donice,		0,	INF,
-	"nohup",	donohup,	0,	INF,
-	"notify",	donotify,	0,	INF,
-	"onintr",	doonintr,	0,	2,
-	"popd",		dopopd,		0,	1,
-	"pushd",	dopushd,	0,	1,
-	"rehash",	dohash,		0,	0,
-	"repeat",	dorepeat,	2,	INF,
-	"set",		doset,		0,	INF,
-	"setenv",	dosetenv,	0,	2,
-	"shift",	shift,		0,	1,
-	"source",	dosource,	1,	2,
-	"stop",		dostop,		1,	INF,
-	"suspend",	dosuspend,	0,	0,
-	"switch",	doswitch,	1,	INF,
-	"time",		dotime,		0,	INF,
-	"umask",	doumask,	0,	1,
-	"unalias",	unalias,	1,	INF,
-	"unhash",	dounhash,	0,	0,
-	"unlimit",	dounlimit,	0,	INF,
-	"unset",	unset,		1,	INF,
-	"unsetenv",	dounsetenv,	1,	INF,
-	"wait",		dowait,		0,	0,
-	"while",	dowhile,	1,	INF,
+struct biltins bfunc[] =
+{
+    "@", 	dolet, 		0, INF,
+    "alias", 	doalias, 	0, INF,
+    "alloc", 	showall, 	0, 1,
+    "bg", 	dobg, 		0, INF,
+    "break", 	dobreak, 	0, 0,
+    "breaksw", 	doswbrk, 	0, 0,
+    "case", 	dozip, 		0, 1,
+    "cd", 	dochngd, 	0, INF,
+    "chdir", 	dochngd, 	0, INF,
+    "continue", docontin, 	0, 0,
+    "default", 	dozip, 		0, 0,
+    "dirs", 	dodirs,		0, INF,
+    "echo", 	doecho,		0, INF,
+    "else", 	doelse,		0, INF,
+    "end", 	doend, 		0, 0,
+    "endif", 	dozip, 		0, 0,
+    "endsw", 	dozip, 		0, 0,
+    "eval", 	doeval, 	0, INF,
+    "exec", 	execash, 	1, INF,
+    "exit", 	doexit, 	0, INF,
+    "fg", 	dofg, 		0, INF,
+    "foreach", 	doforeach, 	3, INF,
+    "glob", 	doglob, 	0, INF,
+    "goto", 	dogoto, 	1, 1,
+    "hashstat", hashstat, 	0, 0,
+    "history", 	dohist, 	0, 2,
+    "if", 	doif, 		1, INF,
+    "jobs", 	dojobs, 	0, 1,
+    "kill", 	dokill, 	1, INF,
+    "limit", 	dolimit, 	0, 3,
+    "linedit", 	doecho, 	0, INF,
+    "login", 	dologin, 	0, 1,
+    "logout", 	dologout, 	0, 0,
+    "nice", 	donice, 	0, INF,
+    "nohup", 	donohup, 	0, INF,
+    "notify", 	donotify, 	0, INF,
+    "onintr", 	doonintr, 	0, 2,
+    "popd", 	dopopd, 	0, INF,
+    "pushd", 	dopushd, 	0, INF,
+    "rehash", 	dohash, 	0, 0,
+    "repeat", 	dorepeat, 	2, INF,
+    "set", 	doset, 		0, INF,
+    "setenv", 	dosetenv, 	0, 2,
+    "shift", 	shift, 		0, 1,
+    "source", 	dosource, 	1, 2,
+    "stop", 	dostop, 	1, INF,
+    "suspend", 	dosuspend, 	0, 0,
+    "switch", 	doswitch, 	1, INF,
+    "time", 	dotime, 	0, INF,
+    "umask", 	doumask, 	0, 1,
+    "unalias", 	unalias, 	1, INF,
+    "unhash", 	dounhash, 	0, 0,
+    "unlimit", 	dounlimit, 	0, INF,
+    "unset", 	unset, 		1, INF,
+    "unsetenv", dounsetenv, 	1, INF,
+    "wait", 	dowait, 	0, 0,
+    "while", 	dowhile, 	1, INF,
 };
-int nbfunc = sizeof bfunc / sizeof *bfunc;
-
-#define	ZBREAK		0
-#define	ZBRKSW		1
-#define	ZCASE		2
-#define	ZDEFAULT 	3
-#define	ZELSE		4
-#define	ZEND		5
-#define	ZENDIF		6
-#define	ZENDSW		7
-#define	ZEXIT		8
-#define	ZFOREACH	9
-#define	ZGOTO		10
-#define	ZIF		11
-#define	ZLABEL		12
-#define	ZLET		13
-#define	ZSET		14
-#define	ZSWITCH		15
-#define	ZTEST		16
-#define	ZTHEN		17
-#define	ZWHILE		18
+int     nbfunc = sizeof bfunc / sizeof *bfunc;
 
-struct srch {
-	char	*s_name;
-	short	s_value;
-} srchn[] = {
-	"@",		ZLET,
-	"break",	ZBREAK,
-	"breaksw",	ZBRKSW,
-	"case",		ZCASE,
-	"default", 	ZDEFAULT,
-	"else",		ZELSE,
-	"end",		ZEND,
-	"endif",	ZENDIF,
-	"endsw",	ZENDSW,
-	"exit",		ZEXIT,
-	"foreach", 	ZFOREACH,
-	"goto",		ZGOTO,
-	"if",		ZIF,
-	"label",	ZLABEL,
-	"set",		ZSET,
-	"switch",	ZSWITCH,
-	"while",	ZWHILE,
+struct srch srchn[] =
+{
+    "@", 	T_LET,
+    "break", 	T_BREAK,
+    "breaksw", 	T_BRKSW,
+    "case", 	T_CASE,
+    "default", 	T_DEFAULT,
+    "else", 	T_ELSE,
+    "end", 	T_END,
+    "endif", 	T_ENDIF,
+    "endsw", 	T_ENDSW,
+    "exit", 	T_EXIT,
+    "foreach", 	T_FOREACH,
+    "goto", 	T_GOTO,
+    "if", 	T_IF,
+    "label", 	T_LABEL,
+    "set", 	T_SET,
+    "switch", 	T_SWITCH,
+    "while", 	T_WHILE,
 };
-int nsrchn = sizeof srchn / sizeof *srchn;
+int     nsrchn = sizeof srchn / sizeof *srchn;
 
-struct	mesg {
-	char	*iname;
-	char	*pname;
-} mesg[] = {
-	0,	0,
-	"HUP",	"Hangup",
-	"INT",	"Interrupt",	
-	"QUIT",	"Quit",
-	"ILL",	"Illegal instruction",
-	"TRAP",	"Trace/BPT trap",
-	"IOT",	"IOT trap",
-	"EMT",	"EMT trap",
-	"FPE",	"Floating exception",
-	"KILL",	"Killed",
-	"BUS",	"Bus error",
-	"SEGV",	"Segmentation fault",
-	"SYS",	"Bad system call",
-	"PIPE",	"Broken pipe",
-	"ALRM",	"Alarm clock",
-	"TERM",	"Terminated",
-	"URG",	"Urgent I/O condition",
-	"STOP",	"Suspended (signal)",
-	"TSTP",	"Suspended",
-	"CONT",	"Continued",
-	"CHLD",	"Child exited",
-	"TTIN", "Suspended (tty input)",
-	"TTOU", "Suspended (tty output)",
-	"IO",	"I/O possible",
-	"XCPU",	"Cputime limit exceeded",
-	"XFSZ", "Filesize limit exceeded",
-	"VTALRM","Virtual timer expired",
-	"PROF",	"Profiling timer expired",
-	"WINCH","Window size changed",
-	0,	"Signal 29",
-	"USR1",	"User defined signal 1",
-	"USR2",	"User defined signal 2",
-	0,	"Signal 32"
+struct mesg mesg[] =
+{
+     /*  0 */ 	0, 		"",
+     /*  1 */ 	"HUP", 		"Hangup",
+     /*  2 */ 	"INT", 		"Interrupt",
+     /*  3 */ 	"QUIT", 	"Quit",
+     /*  4 */ 	"ILL", 		"Illegal instruction",
+     /*  5 */ 	"TRAP", 	"Trace/BPT trap",
+     /*  6 */ 	"IOT", 		"IOT trap",
+     /*  7 */ 	"EMT", 		"EMT trap",
+     /*  8 */ 	"FPE", 		"Floating exception",
+     /*  9 */ 	"KILL", 	"Killed",
+     /* 10 */ 	"BUS", 		"Bus error",
+     /* 11 */ 	"SEGV", 	"Segmentation fault",
+     /* 12 */ 	"SYS", 		"Bad system call",
+     /* 13 */ 	"PIPE", 	"Broken pipe",
+     /* 14 */ 	"ALRM", 	"Alarm clock",
+     /* 15 */ 	"TERM", 	"Terminated",
+     /* 16 */ 	"URG", 		"Urgent condition on IO channel",
+     /* 17 */ 	"STOP", 	"Suspended (signal)",
+     /* 18 */ 	"TSTP", 	"Suspended",
+     /* 19 */ 	"CONT", 	"Continued",
+     /* 20 */ 	"CHLD", 	"Child exited",
+     /* 21 */ 	"TTIN", 	"Suspended (tty input)",
+     /* 22 */ 	"TTOU", 	"Suspended (tty output)",
+     /* 23 */ 	"IO", 		"IO possible interrupt",
+     /* 24 */ 	"XCPU", 	"Cputime limit exceeded",
+     /* 25 */ 	"XFSZ", 	"Filesize limit exceeded",
+     /* 26 */ 	"VTALRM", 	"Virtual time alarm",
+     /* 27 */ 	"PROF", 	"Profiling time alarm",
+     /* 28 */ 	"WINCH", 	"Window changed",
+     /* 29 */ 	"INFO", 	"Information request",
+     /* 30 */ 	"USR1", 	"User signal 1",
+     /* 31 */ 	"USR2", 	"User signal 2",
+     /* 32 */ 	0, 		"Signal 32",
 };