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annotate pwm.c @ 32:b5ebed168e59

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Only invoke pager in the help command for the summary of all commands Display usage information for a single command directly and prefix it with "usage:" like usage error messages.
author Guido Berhoerster <guido+pwm@berhoerster.name>
date Tue, 28 Nov 2017 17:16:24 +0100
parents 2552eec9b913
children 2a8298bafec2
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1 /*
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2 * Copyright (C) 2017 Guido Berhoerster <guido+pwm@berhoerster.name>
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3 *
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4 * Permission is hereby granted, free of charge, to any person obtaining
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5 * a copy of this software and associated documentation files (the
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6 * "Software"), to deal in the Software without restriction, including
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7 * without limitation the rights to use, copy, modify, merge, publish,
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8 * distribute, sublicense, and/or sell copies of the Software, and to
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9 * permit persons to whom the Software is furnished to do so, subject to
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10 * the following conditions:
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11 *
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12 * The above copyright notice and this permission notice shall be included
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13 * in all copies or substantial portions of the Software.
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14 *
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15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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18 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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19 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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20 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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21 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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22 */
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23
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24 #include "compat.h"
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26 #ifdef HAVE_ERR_H
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27 #include <err.h>
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28 #endif /* HAVE_ERR_H */
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29 #include <errno.h>
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30 #include <fcntl.h>
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31 #include <langinfo.h>
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32 #include <locale.h>
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33 #include <pwd.h>
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34 #include <stdlib.h>
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35 #include <stdio.h>
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36 #include <string.h>
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37 #include <pwd.h>
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38 #include <sys/stat.h>
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39 #include <time.h>
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40 #include <unistd.h>
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41
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42 #include "pwm.h"
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43 #include "cmd.h"
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44 #include "io.h"
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45 #include "macro.h"
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46 #include "pwfile.h"
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47 #include "pwmrc.h"
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48 #include "tok.h"
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49 #include "util.h"
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50
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51 static void
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52 usage(void)
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53 {
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54 fprintf(stderr, "usage: %s [-P file] [-R] [filename]\n", getprogname());
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55 }
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56
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57 void
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58 pwm_err(struct pwm_ctx *ctx, char *fmt, ...)
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59 {
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60 va_list args;
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61
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62 free(ctx->errmsg);
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63
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64 if (fmt != NULL) {
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65 va_start(args, fmt);
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66 xvasprintf(&ctx->errmsg, fmt, args);
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67 va_end(args);
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68
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69 fprintf(stderr, "%s\n", ctx->errmsg);
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70 } else {
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71 ctx->errmsg = NULL;
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72 }
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73 }
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74
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75 void
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76 pwm_block_signals(void)
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77 {
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78 sigset_t set;
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79
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80 sigemptyset(&set);
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81 sigaddset(&set, SIGINT);
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82 sigaddset(&set, SIGTERM);
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83 sigaddset(&set, SIGHUP);
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84 sigaddset(&set, SIGQUIT);
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85 if (sigprocmask(SIG_BLOCK, &set, NULL) != 0) {
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86 err(1, "sigprocmask");
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87 }
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88 }
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89
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90 void
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91 pwm_unblock_signals(void)
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92 {
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93 sigset_t set;
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94
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95 sigemptyset(&set);
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96 sigaddset(&set, SIGINT);
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97 sigaddset(&set, SIGTERM);
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98 sigaddset(&set, SIGHUP);
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99 sigaddset(&set, SIGQUIT);
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100 if (sigprocmask(SIG_UNBLOCK, &set, NULL) != 0) {
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101 err(1, "sigprocmask");
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102 }
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103 }
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104
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105 static int
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106 run_input_loop(struct pwm_ctx *ctx)
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107 {
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108 int retval = -1;
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109 char prompt[8 + 2 + 1];
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110 GetLine *gl = NULL;
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111 char buf[PWM_LINE_MAX + 1];
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112 int io_retval;
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113 size_t tokenc = 0;
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114 union tok **tokenv = NULL;
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115 int argc = 0;
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116 char **argv = NULL;
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117 struct cmd *cmd;
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118 int i;
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119
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120 snprintf(prompt, sizeof (prompt), "%.*s> ", 8, getprogname());
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121
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122 pwm_block_signals();
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123
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124 /* initialize libtecla */
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125 gl = new_GetLine(PWM_LINE_MAX, PWM_HISTORY_MAX);
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126 if (gl == NULL) {
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127 err(1, "new_GetLine");
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128 }
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129 gl_catch_blocked(gl);
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130 gl_limit_history(gl, PWM_HISTORY_LINES_MAX);
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131 /* disable default filename completion */
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132 gl_customize_completion(gl, NULL, io_gl_complete_nothing);
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133
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134 for (;;) {
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135 /* read next line */
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136 cmd = NULL;
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137 buf[0] = '\0';
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138 io_retval = io_get_line(gl, prompt, 1, NULL, 0,
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139 sizeof (buf), buf);
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140 switch (io_retval) {
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diff changeset
141 case IO_OK:
18
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
142 break;
19
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
143 case IO_TRUNCATED:
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
144 /* line was truncated in non-interactive mode */
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
145 fprintf(stderr, "line too long\n");
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
146 goto out;
21
ee4d36c85287 Make EOF in interactive mode equivalent to the q command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 20
diff changeset
147 case IO_EOF:
22
ec01c579024a Add fully interactive mode
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 21
diff changeset
148 if (ctx->is_interactive) {
21
ee4d36c85287 Make EOF in interactive mode equivalent to the q command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 20
diff changeset
149 /* treat as "q" command */
ee4d36c85287 Make EOF in interactive mode equivalent to the q command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 20
diff changeset
150 strcpy(buf, "q\n");
ee4d36c85287 Make EOF in interactive mode equivalent to the q command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 20
diff changeset
151 io_retval = IO_OK;
ee4d36c85287 Make EOF in interactive mode equivalent to the q command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 20
diff changeset
152 break;
ee4d36c85287 Make EOF in interactive mode equivalent to the q command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 20
diff changeset
153 }
ee4d36c85287 Make EOF in interactive mode equivalent to the q command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 20
diff changeset
154 /* FALLTHORUGH */
19
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
155 case IO_SIGNAL:
20
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
156 if (ctx->unsaved_changes) {
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
157 pwfile_write_autosave_file(ctx);
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
158 }
19
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
159 goto quit;
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
160 default:
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
161 fprintf(stderr, "unknown error\n");
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
162 goto quit;
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
163 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
164
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
165 /* tokenize line */
27
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
166 switch (tok_tokenize(buf, &tokenc, &tokenv)) {
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
167 case TOK_ERR_UNTERMINATED_QUOTE:
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
168 fprintf(stderr, "unterminated quote\n");
22
ec01c579024a Add fully interactive mode
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 21
diff changeset
169 if (!ctx->is_interactive) {
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
170 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
171 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
172 goto next;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
173 case TOK_ERR_TRAILING_BACKSLASH:
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
174 fprintf(stderr, "trailing backslash\n");
22
ec01c579024a Add fully interactive mode
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 21
diff changeset
175 if (!ctx->is_interactive) {
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
176 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
177 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
178 goto next;
27
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
179 case TOK_ERR_INVALID_MACRO_NAME:
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
180 fprintf(stderr, "invalid macro name\n");
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
181 if (!ctx->is_interactive) {
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
182 goto out;
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
183 }
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
184 goto next;
30
2552eec9b913 Explicitly handle all cases in switch statements
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 29
diff changeset
185 case TOK_ERR_OK:
2552eec9b913 Explicitly handle all cases in switch statements
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 29
diff changeset
186 break;
27
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
187 }
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
188
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
189 /* expand macros */
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
190 if (macro_expand_macros(ctx->macro_head, tokenc, tokenv, &argc,
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
191 &argv) != 0) {
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
192 fprintf(stderr, "undefined macro\n");
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
193 if (!ctx->is_interactive) {
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
194 goto out;
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
195 }
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
196 goto next;
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
197 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
198
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
199 if (argc == 0) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
200 /* empty line */
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
201 goto next;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
202 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
203
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
204 /* find and execute the command */
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
205 cmd = cmd_match(argv[0]);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
206 if (cmd == NULL) {
16
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
207 pwm_err(ctx, "unknown command: %s", argv[0]);
22
ec01c579024a Add fully interactive mode
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 21
diff changeset
208 if (ctx->is_interactive) {
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
209 goto next;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
210 } else {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
211 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
212 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
213 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
214 switch (cmd->cmd_func(ctx, argc, argv)) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
215 case CMD_OK:
16
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
216 pwm_err(ctx, NULL); /* clear error */
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
217 break;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
218 case CMD_USAGE:
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
219 fprintf(stderr, "usage: %s\n", cmd->usage);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
220 case CMD_ERR: /* FALLTHROUGH */
22
ec01c579024a Add fully interactive mode
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 21
diff changeset
221 if (!ctx->is_interactive) {
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
222 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
223 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
224 break;
19
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
225 case CMD_SIGNAL:
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
226 fprintf(stderr, "received signal, quitting\n");
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
227 case CMD_QUIT: /* FALLTHROUGH */
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
228 goto quit;
30
2552eec9b913 Explicitly handle all cases in switch statements
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 29
diff changeset
229 default:
2552eec9b913 Explicitly handle all cases in switch statements
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 29
diff changeset
230 break;
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
231 }
16
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
232 ctx->prev_cmd = cmd->full_cmd;
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
233
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
234 next:
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
235 for (i = 0; i < argc; i++) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
236 free(argv[i]);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
237 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
238 free(argv);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
239 argc = 0;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
240 argv = NULL;
27
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
241 tok_free(tokenv);
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
242 tokenc = 0;
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
243 tokenv = NULL;
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
244 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
245
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
246 quit:
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
247 retval = 0;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
248
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
249 out:
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
250 for (i = 0; i < argc; i++) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
251 free(argv[i]);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
252 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
253 free(argv);
27
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
254 tok_free(tokenv);
18
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
255 del_GetLine(gl);
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
256
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
257 return (retval);
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
258 }
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
259
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
260 int
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
261 pwm_read_password(struct pwm_ctx *ctx, int is_new_password)
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
262 {
19
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
263 switch (io_get_password(is_new_password ? "New Password:" :
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
264 "Password:", is_new_password ? "Confirm Password:" : NULL,
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
265 sizeof (ctx->password), ctx->password)) {
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
266 case IO_OK:
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
267 return (0);
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
268 case IO_SIGNAL:
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
269 return (-2);
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
270 case IO_PASSWORD_EMPTY:
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
271 pwm_err(ctx, "password must not be empty");
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
272 return (-1);
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
273 case IO_PASSWORD_MISMATCH:
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
274 pwm_err(ctx, "passwords do not match");
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
275 return (-1);
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
276 default:
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
277 return (-1);
18
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
278 }
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
279 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
280
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
281 static int
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
282 read_password_from_file(const char *filename, char *password,
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
283 size_t password_size)
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
284 {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
285 int retval = -1;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
286 char *buf = NULL;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
287 FILE *fp = NULL;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
288 size_t password_len = 0;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
289
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
290 buf = xmalloc(password_size);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
291
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
292 fp = fopen(filename, "r");
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
293 if (fp == NULL) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
294 warn("failed to open master password file \"%s\"", filename);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
295 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
296 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
297 if (fgets(buf, password_size, fp) == NULL) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
298 /* read error or empty file */
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
299 if (ferror(fp)) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
300 /* read error */
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
301 warn("failed to read master password from \"%s\"",
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
302 filename);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
303 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
304 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
305 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
306 password_len = strlen(buf);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
307 if (buf[password_len - 1] == '\n') {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
308 /* strip trailing newline */
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
309 password_len--;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
310 if (password_len == 0) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
311 /* first line is empty */
5
0b1bce8db371 Prevent misleading double error message
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 0
diff changeset
312 fprintf(stderr, "malformed password file\n");
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
313 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
314 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
315 } else if (!feof(fp)) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
316 /* the first line was truncated, password is too long */
5
0b1bce8db371 Prevent misleading double error message
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 0
diff changeset
317 fprintf(stderr, "malformed password file\n");
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
318 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
319 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
320 memcpy(password, buf, password_size);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
321 retval = 0;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
322
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
323 out:
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
324 password[password_len] = '\0';
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
325
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
326 if (fp != NULL) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
327 fclose(fp);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
328 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
329 free(buf);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
330
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
331 return (retval);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
332 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
333
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
334 int
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
335 main(int argc, char *argv[])
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
336 {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
337 int status = EXIT_FAILURE;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
338 char *locale;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
339 int errflag = 0;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
340 int c;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
341 const char *master_password_filename = NULL;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
342 struct pwm_ctx ctx = { 0 };
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
343 struct passwd *passwd;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
344 FILE *fp = NULL;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
345
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
346 setprogname(argv[0]);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
347
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
348 /* set up locale and check for UTF-8 codeset */
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
349 locale = setlocale(LC_ALL, "");
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
350 if (locale == NULL) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
351 errx(1, "invalid locale");
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
352 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
353 if ((strcasecmp(nl_langinfo(CODESET), "UTF-8") != 0) &&
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
354 (strcasecmp(nl_langinfo(CODESET), "UTF8") != 0)) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
355 fprintf(stderr, "pwm requires a locale with UTF-8 character "
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
356 "encoding.\n");
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
357 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
358 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
359
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
360 /* timestamps are processed as UTC */
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
361 if (setenv("TZ", "", 1) != 0) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
362 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
363 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
364 tzset();
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
365
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
366 /* initialize libpws */
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
367 if (pws_init() != 0) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
368 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
369 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
370
22
ec01c579024a Add fully interactive mode
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 21
diff changeset
371 ctx.is_interactive = isatty(STDIN_FILENO);
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
372
29
00d782cb45fa Read configuration file on startup
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 28
diff changeset
373 macro_init(&ctx.macro_head);
00d782cb45fa Read configuration file on startup
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 28
diff changeset
374
23
1b89066d992c Add read-only mode
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 22
diff changeset
375 while (!errflag && (c = getopt(argc, argv, "P:Rh")) != -1) {
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
376 switch (c) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
377 case 'P':
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
378 master_password_filename = optarg;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
379 break;
23
1b89066d992c Add read-only mode
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 22
diff changeset
380 case 'R':
1b89066d992c Add read-only mode
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 22
diff changeset
381 ctx.is_readonly = 1;
1b89066d992c Add read-only mode
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 22
diff changeset
382 break;
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
383 case 'h':
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
384 usage();
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
385 status = EXIT_SUCCESS;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
386 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
387 default:
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
388 errflag = 1;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
389 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
390 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
391 if (errflag || (optind + 1 < argc)) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
392 usage();
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
393 status = EXIT_USAGE;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
394 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
395 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
396
20
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
397 passwd = getpwuid(getuid());
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
398 if (passwd == NULL) {
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
399 err(1, "getpwuid");
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
400 }
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
401 xasprintf(&ctx.dirname, "%s/.pwm", passwd->pw_dir);
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
402
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
403 /* create ~/.pwm directory if necessary */
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
404 if ((mkdir(ctx.dirname, S_IRWXU) != 0) && (errno != EEXIST)) {
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
405 warn("failed to create directory \"%s\"", ctx.dirname);
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
406 goto out;
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
407 }
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
408
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
409 if (optind == argc) {
20
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
410 xasprintf(&ctx.filename, "%s/pwm.psafe3", ctx.dirname);
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
411 } else if (optind + 1 == argc) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
412 ctx.filename = xstrdup(argv[optind++]);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
413 } else {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
414 usage();
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
415 status = EXIT_USAGE;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
416 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
417 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
418
22
ec01c579024a Add fully interactive mode
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 21
diff changeset
419 if (ctx.is_interactive) {
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
420 printf("pwm version %s\n", VERSION);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
421 } else if (master_password_filename == NULL) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
422 fprintf(stderr, "master password file must be specified when "
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
423 "running non-interactively\n");
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
424 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
425 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
426
29
00d782cb45fa Read configuration file on startup
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 28
diff changeset
427 /* read ~/.pwm/pwmrc */
00d782cb45fa Read configuration file on startup
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 28
diff changeset
428 if (pwmrc_read(&ctx) != 0) {
00d782cb45fa Read configuration file on startup
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 28
diff changeset
429 goto out;
00d782cb45fa Read configuration file on startup
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 28
diff changeset
430 }
00d782cb45fa Read configuration file on startup
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 28
diff changeset
431
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
432 pwfile_init(&ctx);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
433 fp = fopen(ctx.filename, "r");
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
434 if ((fp == NULL) && (errno != ENOENT)) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
435 warn("failed to open password database");
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
436 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
437 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
438 /* obtain master password */
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
439 if (master_password_filename != NULL) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
440 if (read_password_from_file(master_password_filename,
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
441 ctx.password, sizeof (ctx.password)) != 0) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
442 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
443 }
18
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
444 } else if (pwm_read_password(&ctx, (fp == NULL)) != 0) {
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
445 goto out;
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
446 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
447 if (fp != NULL) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
448 if (pwfile_read_file(&ctx, fp) != 0) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
449 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
450 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
451 fclose(fp);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
452 fp = NULL;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
453 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
454
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
455 /* run main input loop */
22
ec01c579024a Add fully interactive mode
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 21
diff changeset
456 status = (run_input_loop(&ctx) != 0);
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
457
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
458 out:
27
722a45b4028b Add define command for defining macros
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 23
diff changeset
459 macro_destroy(ctx.macro_head);
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
460 pwfile_destroy(&ctx);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
461 if (fp != NULL) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
462 fclose(fp);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
463 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
464 free(ctx.filename);
20
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
465 free(ctx.dirname);
16
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
466 free(ctx.errmsg);
28
e3db02d7f1f4 Add set command for setting or retrieving option values
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 27
diff changeset
467 free(ctx.pipecmd);
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
468
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
469 exit(status);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
470 }