forked from Telodendria/Telodendria
161 lines
3.8 KiB
C
161 lines
3.8 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <Log.h>
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#include <HashMap.h>
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#include <Config.h>
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typedef enum ArgFlag
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{
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ARG_VERSION = (1 << 0),
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ARG_USAGE = (1 << 1)
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} ArgFlag;
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static void
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TelodendriaPrintHeader(LogConfig * lc)
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{
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Log(lc, LOG_MESSAGE,
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" _____ _ _ _ _");
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Log(lc, LOG_MESSAGE,
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"|_ _|__| | ___ __| | ___ _ __ __| |_ __(_) __ _");
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Log(lc, LOG_MESSAGE,
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" | |/ _ \\ |/ _ \\ / _` |/ _ \\ '_ \\ / _` | '__| |/ _` |");
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Log(lc, LOG_MESSAGE,
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" | | __/ | (_) | (_| | __/ | | | (_| | | | | (_| |");
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Log(lc, LOG_MESSAGE,
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" |_|\\___|_|\\___/ \\__,_|\\___|_| |_|\\__,_|_| |_|\\__,_|");
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Log(lc, LOG_MESSAGE, "Telodendria v" TELODENDRIA_VERSION);
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Log(lc, LOG_MESSAGE, "");
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Log(lc, LOG_MESSAGE,
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"Copyright (C) 2022 Jordan Bancino <@jordan:bancino.net>");
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Log(lc, LOG_MESSAGE,
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"Documentation/Support: https://telodendria.io");
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Log(lc, LOG_MESSAGE, "");
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}
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static void
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TelodendriaPrintUsage(LogConfig * lc)
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{
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Log(lc, LOG_MESSAGE, "Usage:");
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Log(lc, LOG_MESSAGE, " -c <file> Configuration file ('-' for stdin).");
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Log(lc, LOG_MESSAGE, " -V Print the header, then exit.");
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Log(lc, LOG_MESSAGE, " -h Print this usage, then exit.");
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}
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int
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main(int argc, char **argv)
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{
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LogConfig *lc;
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int exit = EXIT_SUCCESS;
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/* Arg parsing */
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int opt;
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int flags = 0;
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char *configArg = NULL;
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/* Config file */
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FILE *configFile = NULL;
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ConfigParseResult *configParseResult = NULL;
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HashMap *config = NULL;
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lc = LogConfigCreate();
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/* TODO: Remove */
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LogConfigLevelSet(lc, LOG_DEBUG);
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if (!lc)
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{
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printf("Fatal error: unable to allocate memory for logger.\n");
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return EXIT_FAILURE;
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}
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TelodendriaPrintHeader(lc);
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while ((opt = getopt(argc, argv, "c:Vh")) != -1)
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{
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switch (opt)
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{
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case 'c':
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configArg = optarg;
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break;
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case 'V':
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flags |= ARG_VERSION;
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break;
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case 'h':
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flags |= ARG_USAGE;
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default:
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break;
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}
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}
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if (flags & ARG_VERSION)
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{
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goto finish;
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}
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if (flags & ARG_USAGE)
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{
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TelodendriaPrintUsage(lc);
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goto finish;
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}
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if (!configArg)
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{
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Log(lc, LOG_ERROR, "No configuration file specified.");
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TelodendriaPrintUsage(lc);
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exit = EXIT_FAILURE;
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goto finish;
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}
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if (strcmp(configArg, "-") == 0)
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{
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configFile = stdout;
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}
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else
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{
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configFile = fopen(configArg, "r");
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if (!configFile)
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{
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Log(lc, LOG_ERROR, "Unable to open configuration file '%s' for reading.", configArg);
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exit = EXIT_FAILURE;
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goto finish;
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}
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}
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Log(lc, LOG_MESSAGE, "Using configuration file '%s'.", configArg);
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Log(lc, LOG_DEBUG, "Executing ConfigParse()");
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/* Read config here */
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configParseResult = ConfigParse(configFile);
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Log(lc, LOG_DEBUG, "Exitting ConfigParse()");
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if (!ConfigParseResultOk(configParseResult))
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{
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Log(lc, LOG_ERROR, "Syntax error on line %d.",
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ConfigParseResultLineNumber(configParseResult));
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exit = EXIT_FAILURE;
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goto finish;
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}
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config = ConfigParseResultGet(configParseResult);
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ConfigParseResultFree(configParseResult);
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Log(lc, LOG_DEBUG, "Closing configuration file.");
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fclose(configFile);
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/* Configure log file */
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finish:
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if (config)
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{
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Log(lc, LOG_DEBUG, "Freeing configuration structure.");
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ConfigFree(config);
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}
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Log(lc, LOG_DEBUG, "Freeing log configuration and exiting with code '%d'.", exit);
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LogConfigFree(lc);
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return exit;
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}
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