From 77e3814f0c0e3dea4d0032e25666f77e6f83bfff Mon Sep 17 00:00:00 2001 From: cgd Date: Sun, 21 Mar 1993 09:45:37 +0000 Subject: initial import of 386bsd-0.1 sources --- monop/misc.c | 359 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 359 insertions(+) create mode 100644 monop/misc.c (limited to 'monop/misc.c') diff --git a/monop/misc.c b/monop/misc.c new file mode 100644 index 00000000..836437a4 --- /dev/null +++ b/monop/misc.c @@ -0,0 +1,359 @@ +/* + * Copyright (c) 1980 Regents of the University of California. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef lint +static char sccsid[] = "@(#)misc.c 5.5 (Berkeley) 2/28/91"; +#endif /* not lint */ + +# include "monop.ext" +# include +# include + +# define execsh(sh) execl(sh, shell_name[roll(1, num_names)-1], 0) + +static char *shell_def = "/bin/csh", + *shell_name[] = { + ".Hi Mom!", + ".Kick Me", + ".I'm really the next process down", + ".Hi Kids!", + ".This space for rent", + ".Singin' in the rain....", + ".I am but a Cog in the Wheel of Life", + ".Look out!!! Behind you!!!!!", + ".Looking for a good time, sailor?", + ".I don't get NO respect...", + ".Augghh! You peeked!" + }; + +static int num_names = sizeof shell_name / sizeof (char *);; + +char *shell_in(); + +/* + * This routine executes a truncated set of commands until a + * "yes or "no" answer is gotten. + */ +getyn(prompt) +reg char *prompt; { + + reg int com; + + for (;;) + if ((com=getinp(prompt, yn)) < 2) + return com; + else + (*func[com-2])(); +} +/* + * This routine tells the player if he's out of money. + */ +notify() { + + if (cur_p->money < 0) + printf("That leaves you $%d in debt\n", -cur_p->money); + else if (cur_p->money == 0) + printf("that leaves you broke\n"); + else if (fixing && !told_em && cur_p->money > 0) { + printf("-- You are now Solvent ---\n"); + told_em = TRUE; + } +} +/* + * This routine switches to the next player + */ +next_play() { + + player = ++player % num_play; + cur_p = &play[player]; + num_doub = 0; +} +/* + * This routine gets an integer from the keyboard after the + * given prompt. + */ +get_int(prompt) +reg char *prompt; { + + reg int num; + reg char *sp; + char buf[257]; + + for (;;) { +inter: + printf(prompt); + num = 0; + for (sp = buf; (*sp=getchar()) != '\n'; sp++) + if (*sp == -1) /* check for interrupted system call */ + goto inter; + if (sp == buf) + continue; + for (sp = buf; isspace(*sp); sp++) + continue; + for (; isdigit(*sp); sp++) + num = num * 10 + *sp - '0'; + if (*sp == '\n') + return num; + else + printf("I can't understand that\n"); + } +} +/* + * This routine sets the monopoly flag from the list given. + */ +set_ownlist(pl) +int pl; { + + reg int num; /* general counter */ + reg MON *orig; /* remember starting monop ptr */ + reg OWN *op; /* current owned prop */ + OWN *orig_op; /* origianl prop before loop */ + + op = play[pl].own_list; +#ifdef DEBUG + printf("op [%d] = play[pl [%d] ].own_list;\n", op, pl); +#endif + while (op) { +#ifdef DEBUG + printf("op->sqr->type = %d\n", op->sqr->type); +#endif + switch (op->sqr->type) { + case UTIL: +#ifdef DEBUG + printf(" case UTIL:\n"); +#endif + for (num = 0; op && op->sqr->type == UTIL; op = op->next) + num++; + play[pl].num_util = num; +#ifdef DEBUG + printf("play[pl].num_util = num [%d];\n", num); +#endif + break; + case RR: +#ifdef DEBUG + printf(" case RR:\n"); +#endif + for (num = 0; op && op->sqr->type == RR; op = op->next) { +#ifdef DEBUG + printf("iter: %d\n", num); + printf("op = %d, op->sqr = %d, op->sqr->type = %d\n", op, op->sqr, op->sqr->type); +#endif + num++; + } + play[pl].num_rr = num; +#ifdef DEBUG + printf("play[pl].num_rr = num [%d];\n", num); +#endif + break; + case PRPTY: +#ifdef DEBUG + printf(" case PRPTY:\n"); +#endif + orig = op->sqr->desc->mon_desc; + orig_op = op; + num = 0; + while (op && op->sqr->desc->mon_desc == orig) { +#ifdef DEBUG + printf("iter: %d\n", num); +#endif + num++; +#ifdef DEBUG + printf("op = op->next "); +#endif + op = op->next; +#ifdef DEBUG + printf("[%d];\n", op); +#endif + } +#ifdef DEBUG + printf("num = %d\n"); +#endif + if (orig == 0) { + printf("panic: bad monopoly descriptor: orig = %d\n", orig); + printf("player # %d\n", pl+1); + printhold(pl); + printf("orig_op = %d\n", orig_op); + printf("orig_op->sqr->type = %d (PRPTY)\n", op->sqr->type); + printf("orig_op->next = %d\n", op->next); + printf("orig_op->sqr->desc = %d\n", op->sqr->desc); + printf("op = %d\n", op); + printf("op->sqr->type = %d (PRPTY)\n", op->sqr->type); + printf("op->next = %d\n", op->next); + printf("op->sqr->desc = %d\n", op->sqr->desc); + printf("num = %d\n", num); + } +#ifdef DEBUG + printf("orig->num_in = %d\n", orig->num_in); +#endif + if (num == orig->num_in) + is_monop(orig, pl); + else + isnot_monop(orig); + break; + } + } +} +/* + * This routine sets things up as if it is a new monopoly + */ +is_monop(mp, pl) +reg MON *mp; +int pl; { + + reg char *sp; + reg int i; + + mp->owner = pl; + mp->num_own = mp->num_in; + for (i = 0; i < mp->num_in; i++) + mp->sq[i]->desc->monop = TRUE; + mp->name = mp->mon_n; +} +/* + * This routine sets things up as if it is no longer a monopoly + */ +isnot_monop(mp) +reg MON *mp; { + + reg char *sp; + reg int i; + + mp->owner = -1; + for (i = 0; i < mp->num_in; i++) + mp->sq[i]->desc->monop = FALSE; + mp->name = mp->not_m; +} +/* + * This routine gives a list of the current player's routine + */ +list() { + + printhold(player); +} +/* + * This routine gives a list of a given players holdings + */ +list_all() { + + reg int pl; + + while ((pl=getinp("Whose holdings do you want to see? ", name_list)) < num_play) + printhold(pl); +} +/* + * This routine gives the players a chance before it exits. + */ +void +quit() { + + putchar('\n'); + if (getyn("Do you all really want to quit? ", yn) == 0) + exit(0); + signal(SIGINT, quit); +} +/* + * This routine copies one structure to another + */ +cpy_st(s1, s2, size) +reg int *s1, *s2, size; { + + size /= 2; + while (size--) + *s1++ = *s2++; +} +/* + * This routine forks off a shell. It uses the users login shell + */ +shell_out() { + + static char *shell = NULL; + + printline(); + if (shell == NULL) + shell = shell_in(); + fflush(stdout); + if (!fork()) { + signal(SIGINT, SIG_DFL); + execsh(shell); + } + ignoresigs(); + wait(); + resetsigs(); + putchar('\n'); + printline(); +} +/* + * This routine looks up the users login shell + */ +# include +# include + +char *getenv(); + +char * +shell_in() { + + reg struct passwd *pp; + reg char *sp; + + if ((sp = getenv("SHELL")) == NULL) { + pp = getpwuid(getuid()); + if (pp->pw_shell[0] != '\0') + return pp->pw_shell; + else + return shell_def; + /*return (*(pp->pw_shell) != '\0' ? pp->pw_shell : shell_def);*/ + } + return sp; +} +/* + * This routine sets things up to ignore all the signals. + */ +ignoresigs() { + + reg int i; + + for (i = 0; i < NSIG; i++) + signal(i, SIG_IGN); +} +/* + * This routine sets up things as they were before. + */ +resetsigs() { + + reg int i; + + for (i = 0; i < NSIG; i++) + signal(i, SIG_DFL); + signal(SIGINT, quit); +} -- cgit v1.2.3-56-ge451