X-Git-Url: https://plomlompom.com/repos/?a=blobdiff_plain;f=src%2Fserver%2Frun.c;h=808be55398a3a03e7f1d69d67c104d3850ebaffd;hb=a9377a5125c28779f812f859564d4f4d0b744e89;hp=786b280adb050a64b47edc19e1cecdad46ad55bb;hpb=491e8bc8e7a9b1d312256817c0b8be7e05b127be;p=plomrogue diff --git a/src/server/run.c b/src/server/run.c index 786b280..808be55 100644 --- a/src/server/run.c +++ b/src/server/run.c @@ -1,9 +1,14 @@ -/* src/server/run.c */ +/* src/server/run.c + * + * This file is part of PlomRogue. PlomRogue is licensed under the GPL version 3 + * or any later version. For details on its copyright, license, and warranties, + * see the file NOTICE in the root directory of the PlomRogue source package. + */ -#define _POSIX_C_SOURCE 200809L +#define _POSIX_C_SOURCE 200809L /* strdup() */ #include "run.h" #include /* NULL */ -#include /* uint8_t, uint16_t, uint32_t */ +#include /* uint8_t, uint16_t, uint32_t, int16_t */ #include /* FILE, printf(), fflush() */ #include /* free() */ #include /* strlen(), strcmp(), strncmp(), strdup() */ @@ -23,7 +28,9 @@ #include "god_commands.h" /* parse_god_command_(1|2|3)arg() */ #include "hardcoded_strings.h" /* s */ #include "io.h" /* io_round(), save_world() */ -#include "things.h" /* Thing, get_thing_action_id_by_name(), get_player() */ +#include "things.h" /* Thing, ThingType, get_thing_action_id_by_name(), + * get_player(), try_thing_proliferation() + */ #include "world.h" /* world */ @@ -51,11 +58,25 @@ static uint8_t parse_command(char * tok0); */ static void server_test(); +/* Return array of IDs of non-owned things in game world, ended by non-ID -1. */ +static int16_t * build_whitelist(); + +/* Return 1 if value of "id" appears in "whitelist", else 0. */ +static uint8_t thing_in_whitelist(uint8_t id, int16_t * whitelist); + /* Run the game world and its inhabitants (and their actions) until the player - * avatar is free to receive new commands (or is dead). + * avatar is free to receive new commands (or is dead). Only actions and + * proliferations for non-owned things are performed that exist at the start of + * the turn jumped into, or started anew by the cycle. */ static void turn_over(); +/* Append "answer" to server output file, with instant fflush(). */ +static void answer_query(char * answer); + +/* Try to read "msg" as meta command, act accordingly; on success, free it. */ +static uint8_t meta_commands(char * msg); + static uint8_t set_char_by_string_comparison(char * string, char * comparand, @@ -75,8 +96,7 @@ static uint8_t player_commands_allowed() { if (!world.exists) { - err_line(1, "No world exists in which to run player commands."); - return 0; + return !err_line(1, "No world exists in which to run player commands."); } return 1; } @@ -200,40 +220,122 @@ static void server_test() +static int16_t * build_whitelist() +{ + uint16_t i_things = NULL != world.things; + struct Thing * t = world.things; + for (; t; t = t->next, i_things++); + int16_t * whitelist = try_malloc(i_things * sizeof(int16_t), __func__); + for (i_things = 0, t = world.things; t; + whitelist[i_things] = t->id, t = t->next, i_things++) + whitelist[i_things] = -1; + return whitelist; +} + + + +static uint8_t thing_in_whitelist(uint8_t id, int16_t * whitelist) +{ + int16_t i; + for (i = 0; -1 < whitelist[i]; i++) + { + if ((int16_t) id == whitelist[i]) + { + return 1; + } + } + return 0; +} + + + static void turn_over() { struct Thing * player = get_player(); struct Thing * thing = player; uint16_t start_turn = world.turn; + int16_t * whitelist = build_whitelist(); while ( 0 < player->lifepoints || (0 == player->lifepoints && start_turn == world.turn)) - { + { /* TODO: check meaning and refactorability of 2nd condition */ if (!thing) { world.turn++; thing = world.things; + free(whitelist); + whitelist = build_whitelist(); } - if (0 < thing->lifepoints) + if (thing_in_whitelist(thing->id, whitelist)) { - if (0 == thing->command) + if (0 < thing->lifepoints) { - if (thing == player) + if (0 == thing->command) { - break; + if (thing == player) + { + break; + } + ai(thing); + } + thing->progress++; + struct ThingAction * ta = get_thing_action(thing->command); + if (thing->progress == ta->effort) + { + ta->func(thing); + thing->command = 0; + thing->progress = 0; } - ai(thing); } - thing->progress++; - struct ThingAction * ta = get_thing_action(thing->command); - if (thing->progress == ta->effort) + try_thing_proliferation(thing); + } + thing = thing->next; + } + free(whitelist); +} + + + +static void answer_query(char * answer) +{ + try_fwrite(answer, strlen(answer), 1, world.file_out, __func__); + fflush(world.file_out); +} + + + +static uint8_t meta_commands(char * msg) +{ + if (!strcmp("QUIT", msg)) + { + free(msg); + return 2; + } + if (!strcmp("PING", msg)) + { + free(msg); + answer_query("PONG\n"); + return 1; + } + if (!strcmp("STACK", msg)) + { + free(msg); + answer_query("THINGS_BELOW_PLAYER START\n"); + struct Thing * player = get_player(); + struct Thing * t; + for (t = world.things; t; t = t->next) + { + if ( t->pos.y == player->pos.y && t->pos.x == player->pos.x + && t != player) { - ta->func(thing); - thing->command = 0; - thing->progress = 0; + struct ThingType * tt = get_thing_type(t->type); + answer_query(tt->name); + answer_query("\n"); } } - thing = thing->next; + answer_query("THINGS_BELOW_PLAYER END\n"); + return 1; } + return 0; } @@ -324,17 +426,13 @@ extern uint8_t io_loop() { exit_trouble(-1 == printf("Input: %s\n", msg), __func__, "printf"); } - if (!strcmp("QUIT", msg)) - { - free(msg); - return 1; - } - if (!strcmp("PING", msg)) + uint8_t test = meta_commands(msg); + if (test) { - free(msg); - char * pong = "PONG\n"; - try_fwrite(pong, strlen(pong), 1, world.file_out, __func__); - fflush(world.file_out); + if (2 == test) + { + return 1; + } continue; } if (world.replay)