Annotation of src/usr.bin/window/main.c, Revision 1.10
1.10 ! jmc 1: /* $OpenBSD: main.c,v 1.9 2003/06/10 22:20:54 deraadt Exp $ */
1.3 niklas 2: /* $NetBSD: main.c,v 1.6 1996/02/08 20:45:01 mycroft Exp $ */
1.1 deraadt 3:
4: /*
5: * Copyright (c) 1983, 1993
6: * The Regents of the University of California. All rights reserved.
7: *
8: * This code is derived from software contributed to Berkeley by
9: * Edward Wang at The University of California, Berkeley.
10: *
11: * Redistribution and use in source and binary forms, with or without
12: * modification, are permitted provided that the following conditions
13: * are met:
14: * 1. Redistributions of source code must retain the above copyright
15: * notice, this list of conditions and the following disclaimer.
16: * 2. Redistributions in binary form must reproduce the above copyright
17: * notice, this list of conditions and the following disclaimer in the
18: * documentation and/or other materials provided with the distribution.
1.8 millert 19: * 3. Neither the name of the University nor the names of its contributors
1.1 deraadt 20: * may be used to endorse or promote products derived from this software
21: * without specific prior written permission.
22: *
23: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33: * SUCH DAMAGE.
34: */
35:
36: #ifndef lint
37: char copyright[] =
38: "@(#) Copyright (c) 1983, 1993\n\
39: The Regents of the University of California. All rights reserved.\n";
40: #endif /* not lint */
41:
42: #ifndef lint
43: #if 0
44: static char sccsid[] = "@(#)main.c 8.2 (Berkeley) 4/2/94";
45: #else
1.10 ! jmc 46: static char rcsid[] = "$OpenBSD: main.c,v 1.9 2003/06/10 22:20:54 deraadt Exp $";
1.1 deraadt 47: #endif
48: #endif /* not lint */
49:
50: #include "defs.h"
51: #include <paths.h>
52: #include <stdio.h>
1.6 downsj 53: #include <stdlib.h>
54: #include <string.h>
1.1 deraadt 55: #include "string.h"
56: #include "char.h"
57: #include "local.h"
58:
59: #define next(a) (*++*(a) ? *(a) : (*++(a) ? *(a) : (char *)(long)usage()))
60:
61: /*ARGSUSED*/
1.9 deraadt 62: main(int argc, char *argv[])
1.1 deraadt 63: {
1.7 mpech 64: char *p;
1.1 deraadt 65: char fflag = 0;
66: char dflag = 0;
67: char xflag = 0;
68: char *cmd = 0;
69: char tflag = 0;
70:
71: escapec = ESCAPEC;
1.5 millert 72: if (p = strrchr(*argv, '/'))
1.1 deraadt 73: p++;
74: else
75: p = *argv;
76: debug = strcmp(p, "a.out") == 0;
77: while (*++argv) {
78: if (**argv == '-') {
79: switch (*++*argv) {
80: case 'f':
81: fflag++;
82: break;
83: case 'c':
84: if (cmd != 0) {
85: (void) fprintf(stderr,
86: "Only one -c allowed.\n");
87: (void) usage();
88: }
89: cmd = next(argv);
90: break;
91: case 'e':
92: setescape(next(argv));
93: break;
94: case 't':
95: tflag++;
96: break;
97: case 'd':
98: dflag++;
99: break;
100: case 'D':
101: debug = !debug;
102: break;
103: case 'x':
104: xflag++;
105: break;
106: default:
107: (void) usage();
108: }
109: } else
110: (void) usage();
111: }
112: if ((p = getenv("SHELL")) == 0)
113: p = _PATH_BSHELL;
114: if ((default_shellfile = str_cpy(p)) == 0) {
115: (void) fprintf(stderr, "Out of memory.\n");
116: exit(1);
117: }
1.5 millert 118: if (p = strrchr(default_shellfile, '/'))
1.1 deraadt 119: p++;
120: else
121: p = default_shellfile;
122: default_shell[0] = p;
123: default_shell[1] = 0;
124: default_nline = NLINE;
125: default_smooth = 1;
126: (void) gettimeofday(&starttime, (struct timezone *)0);
127: if (wwinit() < 0) {
128: (void) fprintf(stderr, "%s.\n", wwerror());
129: exit(1);
130: }
131:
132: #ifdef OLD_TTY
133: if (debug)
134: wwnewtty.ww_tchars.t_quitc = wwoldtty.ww_tchars.t_quitc;
135: if (xflag) {
136: wwnewtty.ww_tchars.t_stopc = wwoldtty.ww_tchars.t_stopc;
137: wwnewtty.ww_tchars.t_startc = wwoldtty.ww_tchars.t_startc;
138: }
139: #else
140: if (debug) {
141: wwnewtty.ww_termios.c_cc[VQUIT] =
142: wwoldtty.ww_termios.c_cc[VQUIT];
143: wwnewtty.ww_termios.c_lflag |= ISIG;
144: }
145: if (xflag) {
146: wwnewtty.ww_termios.c_cc[VSTOP] =
147: wwoldtty.ww_termios.c_cc[VSTOP];
148: wwnewtty.ww_termios.c_cc[VSTART] =
149: wwoldtty.ww_termios.c_cc[VSTART];
150: wwnewtty.ww_termios.c_iflag |= IXON;
151: }
152: #endif
153: if (debug || xflag)
154: (void) wwsettty(0, &wwnewtty);
155:
1.2 deraadt 156: if ((cmdwin = wwopen(WWT_INTERNAL, wwbaud > 2400 ? WWO_REVERSE : 0, 1,
157: wwncol, 0, 0, 0)) == 0) {
1.1 deraadt 158: wwflush();
159: (void) fprintf(stderr, "%s.\r\n", wwerror());
160: goto bad;
161: }
1.3 niklas 162: SET(cmdwin->ww_wflags,
163: WWW_MAPNL | WWW_NOINTR | WWW_NOUPDATE | WWW_UNCTRL);
1.2 deraadt 164: if ((framewin = wwopen(WWT_INTERNAL, WWO_GLASS|WWO_FRAME, wwnrow,
165: wwncol, 0, 0, 0)) == 0) {
1.1 deraadt 166: wwflush();
167: (void) fprintf(stderr, "%s.\r\n", wwerror());
168: goto bad;
169: }
170: wwadd(framewin, &wwhead);
1.2 deraadt 171: if ((boxwin = wwopen(WWT_INTERNAL, WWO_GLASS, wwnrow, wwncol, 0, 0, 0))
172: == 0) {
1.1 deraadt 173: wwflush();
174: (void) fprintf(stderr, "%s.\r\n", wwerror());
175: goto bad;
176: }
177: fgwin = framewin;
178:
179: wwupdate();
180: wwflush();
181: setvars();
182:
183: setterse(tflag);
184: setcmd(1);
185: if (cmd != 0)
186: (void) dolongcmd(cmd, (struct value *)0, 0);
187: if (!fflag)
188: if (dflag || doconfig() < 0)
189: dodefault();
190: if (selwin != 0)
191: setcmd(0);
192:
193: mloop();
194:
195: bad:
196: wwend(1);
197: return 0;
198: }
199:
1.9 deraadt 200: usage(void)
1.1 deraadt 201: {
1.10 ! jmc 202: fprintf(stderr, "Usage: window [-dft] [-c command] [-e escape-char]\n");
1.1 deraadt 203: exit(1);
204: return 0; /* for lint */
205: }
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