1 /*-
2  * SPDX-License-Identifier: BSD-3-Clause
33 #include "lp.cdefs.h"		/* A cross-platform version of <sys/cdefs.h> */
58  * lpc -- line printer control program
72 static struct cmd	*getcmd(const char *_name);
80 	register struct cmd *c;  in main()
88 	if (--argc > 0) {  in main()
90 		if (c == (struct cmd *)-1) {  in main()
98 		if ((c->c_opts & LPC_PRIVCMD) && getuid() &&  in main()
103 		if (c->c_generic != NULL)  in main()
104 			generic(c->c_generic, c->c_opts, c->c_handler,  in main()
107 			(*c->c_handler)(argc, argv);  in main()
121 	/* (the '__unused' is just to avoid a compile-time warning) */  in intr()
137 	register struct cmd *c;  in cmdscanner()
162 				 * capability-db meant for termcap (eg: to set  in cmdscanner()
164 				 * that same db-information will be used for  in cmdscanner()
173 			len = MIN(MAX_CMDLINE - 1, num);  in cmdscanner()
188 		if (el != NULL && el_parse(el, margc, (const char **)margv) != -1)  in cmdscanner()
192 		if (c == (struct cmd *)-1) {  in cmdscanner()
200 		if ((c->c_opts & LPC_PRIVCMD) && getuid() &&  in cmdscanner()
209 		 * handler routines for distinct command-setup.  The handler  in cmdscanner()
213 		if (c->c_generic != NULL)  in cmdscanner()
214 			generic(c->c_generic, c->c_opts, c->c_handler,  in cmdscanner()
217 			(*c->c_handler)(margc, margv);  in cmdscanner()
221 static struct cmd *
225 	register struct cmd *c, *found;  in getcmd()
231 	for (c = cmdtab; (p = c->c_name); c++) {  in getcmd()
236 			if (q - name > longest) {  in getcmd()
237 				longest = q - name;  in getcmd()
240 			} else if (q - name == longest)  in getcmd()
245 		return((struct cmd *)-1);  in getcmd()
260 	for (cp = cmdline; *cp && (size_t)(cp - cmdline) < sizeof(cmdline) &&  in makeargv()
261 	    n < MAX_MARGV - 1; n++) {  in makeargv()
285 	register struct cmd *c;  in help()
292 		for (c = cmdtab; c->c_name; c++) {  in help()
293 			int len = strlen(c->c_name);  in help()
302 		lines = (NCMDS + columns - 1) / columns;  in help()
306 				if (c->c_name)  in help()
307 					printf("%s", c->c_name);  in help()
312 				w = strlen(c->c_name);  in help()
321 	while (--argc > 0) {  in help()
325 		if (c == (struct cmd *)-1)  in help()
327 		else if (c == (struct cmd *)0)  in help()
330 			printf("%-*s\t%s\n", (int) HELPINDENT,  in help()
331 				c->c_name, c->c_help);  in help()
336  * return non-zero if the user is a member of the given group
360 	gid = gptr->gr_gid;  in ingroup()
393 		printf("%s:\n", pp->printer);  in setup_myprinter()
397 		cdres = chdir(pp->spool_dir);  in setup_myprinter()
400 			printf("\tcannot chdir to %s\n", pp->spool_dir);  in setup_myprinter()