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annotate pasterd.c @ 65:664300f3fd87

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misc: more like C11 than C18
author David Demelier <markand@malikania.fr>
date Sat, 11 Jun 2022 09:25:14 +0200
parents ecb0b90d94d8
children d3d3937c5756
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1 /*
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2 * pasterd.c -- main pasterd(8) file
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3 *
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4 * Copyright (c) 2020-2022 David Demelier <markand@malikania.fr>
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5 *
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6 * Permission to use, copy, modify, and/or distribute this software for any
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7 * purpose with or without fee is hereby granted, provided that the above
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8 * copyright notice and this permission notice appear in all copies.
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9 *
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10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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17 */
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18
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19 #include <stdio.h>
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20 #include <stdlib.h>
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21 #include <stdnoreturn.h>
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22 #include <time.h>
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23 #include <unistd.h>
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24
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25 #include "config.h"
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26 #include "database.h"
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27 #include "http.h"
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28 #include "log.h"
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29 #include "util.h"
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31 static void
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32 defaults(void)
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33 {
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34 snprintf(config.databasepath, sizeof (config.databasepath),
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35 "%s", VARDIR "/paster/paster.db");
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36 }
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37
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38 static void
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39 init(void)
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40 {
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41 srand(time(NULL));
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42 log_open();
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43
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44 if (!config.databasepath[0])
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45 die("abort: no database specified\n");
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46 if (!database_open(config.databasepath))
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47 die("abort: could not open database\n");
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48 }
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49
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50 static void
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51 quit(void)
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52 {
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53 database_finish();
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54 log_finish();
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55 }
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56
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57 static noreturn void
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58 usage(void)
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59 {
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60 fprintf(stderr, "usage: paster [-fqv] [-d database-path] [-t theme-directory]\n");
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61 exit(1);
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62 }
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63
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64 int
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65 main(int argc, char **argv, char **env)
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66 {
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67 const char *value;
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68 int opt;
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69 void (*run)(void) = &(http_cgi_run);
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70
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71 defaults();
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72
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73 /* Seek environment variables before options. */
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74 if ((value = getenv("PASTERD_DATABASE_PATH")))
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75 snprintf(config.databasepath, sizeof (config.databasepath), "%s", value);
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76 if ((value = getenv("PASTERD_THEME_DIR")))
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77 snprintf(config.themedir, sizeof (config.themedir), "%s", value);
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78 if ((value = getenv("PASTERD_VERBOSITY")))
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79 config.verbosity = atoi(value);
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80
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81 while ((opt = getopt(argc, argv, "d:ft:qv")) != -1) {
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82 switch (opt) {
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83 case 'd':
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84 snprintf(config.databasepath, sizeof (config.databasepath), "%s", optarg);
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85 break;
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86 case 't':
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87 snprintf(config.themedir, sizeof (config.themedir), "%s", optarg);
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88 break;
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89 case 'f':
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90 run = &(http_fcgi_run);
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91 break;
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92 case 'v':
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93 config.verbosity++;
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94 break;
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95 case 'q':
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96 config.verbosity = 0;
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97 break;
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98 default:
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99 usage();
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100 break;
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101 }
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102 }
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103
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104 init();
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105 run();
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106 quit();
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107 }