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annotate scid/main.c @ 55:38901547a76c

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misc: improve error message
author David Demelier <markand@malikania.fr>
date Wed, 17 Aug 2022 11:13:36 +0200
parents 85c59fbf1407
children 71cd8447e3a4
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1 /*
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2 * scid.c -- main scid(8) program file
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3 *
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4 * Copyright (c) 2021-2022 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 <string.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 "db.h"
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26 #include "http.h"
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27 #include "log.h"
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28 #include "scid.h"
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29 #include "util.h"
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31 static void
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32 usage(void)
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33 {
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34 fprintf(stderr, "usage: scid [-d database] [-s sock] [-t themedir] [command]\n");
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35 exit(1);
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36 }
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38 static void
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39 help(void)
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40 {
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41 fprintf(stderr, "usage: scid\n");
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42 fprintf(stderr, " scid api-get\n");
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43 fprintf(stderr, " scid api-reset\n");
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44 exit(1);
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45 }
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46
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47 static void
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48 cmd_api_get(int argc, char **argv)
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49 {
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50 char key[SCID_API_KEY_MAX] = {0};
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51
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52 if (db_key_get(key, sizeof (key)) == 1)
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53 puts(key);
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54 }
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56 static void
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57 cmd_api_reset(int argc, char **argv)
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58 {
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59 char key[SCID_API_KEY_MAX] = {0};
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60
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61 if (db_key_init(key, sizeof (key)) == 0)
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62 printf("new key: %s\n", key);
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63 }
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64
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65 static const struct {
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66 const char *name;
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67 void (*exec)(int, char **);
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68 } commands[] = {
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69 { "api-get", cmd_api_get },
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70 { "api-reset", cmd_api_reset },
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71 { NULL, NULL }
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72 };
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73
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74 int
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75 main(int argc, char **argv)
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76 {
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77 int ch;
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78 void (*run)(void) = &(http_cgi_run);
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79
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80 while ((ch = util_getopt(argc, argv, "d:ft:")) != -1) {
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81 switch (ch) {
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82 case 'd':
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83 util_strlcpy(scid.dbpath, optarg, sizeof (scid.dbpath));
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84 break;
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85 case 'f':
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86 run = &(http_fcgi_run);
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87 break;
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88 case 't':
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89 util_strlcpy(scid.themedir, optarg, sizeof (scid.themedir));
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90 break;
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91 default:
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92 usage();
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93 break;
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94 }
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95 }
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96
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97 argc -= optind;
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98 argv += optind;
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99
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100 /* Always logs first. */
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101 scid_init(SCID_INIT_LOG);
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102 srand(time(NULL));
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103
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104 /* Check if there is a command provided, otherwise run as HTTP. */
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105 if (argc == 0) {
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106 scid_init(SCID_INIT_DATABASE | SCID_INIT_THEME);
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107 log_info("scid: " VERSION);
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108 run();
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109 } else {
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110 if (strcmp(argv[0], "help") == 0)
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111 help();
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112
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113 for (size_t i = 0; commands[i].name; ++i) {
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114 if (strcmp(commands[i].name, argv[0]) == 0) {
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115 scid_init(SCID_INIT_DATABASE);
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116 commands[i].exec(argc, argv);
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117 goto over;
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118 }
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119 }
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120
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121 usage();
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122 }
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123
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124 over:
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125 scid_finish();
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126 }