Mercurial > masqmail
annotate src/online.c @ 240:0509d0c933a7
removed duplicated function prototypes
| author | markus schnalke <meillo@marmaro.de> |
|---|---|
| date | Mon, 25 Oct 2010 15:37:07 -0300 |
| parents | 3708b655a371 |
| children | fc1c6425c024 |
| rev | line source |
|---|---|
| 0 | 1 /* MasqMail |
| 2 Copyright (C) 1999-2001 Oliver Kurth | |
|
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3 Copyright (C) 2008 markus schnalke <meillo@marmaro.de> |
| 0 | 4 |
| 5 This program is free software; you can redistribute it and/or modify | |
| 6 it under the terms of the GNU General Public License as published by | |
| 7 the Free Software Foundation; either version 2 of the License, or | |
| 8 (at your option) any later version. | |
| 9 | |
| 10 This program is distributed in the hope that it will be useful, | |
| 11 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 13 GNU General Public License for more details. | |
| 14 | |
| 15 You should have received a copy of the GNU General Public License | |
| 16 along with this program; if not, write to the Free Software | |
| 17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
| 18 */ | |
| 19 | |
| 20 #include <sys/stat.h> | |
| 21 #include <sys/wait.h> | |
| 15 | 22 |
| 0 | 23 #include "masqmail.h" |
| 24 #include "peopen.h" | |
| 25 | |
| 26 gchar *connection_name; | |
| 27 | |
|
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28 void |
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29 set_online_name(gchar * name) |
| 0 | 30 { |
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31 connection_name = g_strdup(name); |
| 0 | 32 } |
| 33 | |
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34 static gchar* |
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35 detect_online_pipe(const gchar * pipe) |
| 0 | 36 { |
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37 pid_t pid; |
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38 void (*old_signal) (int); |
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39 int status; |
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40 FILE *in; |
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41 gchar *name = NULL; |
| 0 | 42 |
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43 old_signal = signal(SIGCHLD, SIG_DFL); |
| 0 | 44 |
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45 in = peopen(pipe, "r", environ, &pid); |
| 33 | 46 if (in == NULL) { |
| 47 logwrite(LOG_ALERT, "could not open pipe '%s': %s\n", pipe, strerror(errno)); | |
| 48 signal(SIGCHLD, old_signal); | |
| 49 return NULL; | |
| 50 } | |
| 51 | |
| 52 gchar output[256]; | |
| 53 if (fgets(output, 255, in)) { | |
| 54 g_strchomp(g_strchug(output)); | |
| 55 if (strlen(output) == 0) { | |
| 56 logwrite(LOG_ALERT, "only whitespace connection name\n"); | |
| 57 name = NULL; | |
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58 } else { |
| 33 | 59 name = g_strdup(output); |
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60 } |
| 33 | 61 } else { |
| 62 logwrite(LOG_ALERT, "nothing read from pipe %s\n", pipe); | |
| 63 name = NULL; | |
| 64 } | |
| 65 fclose(in); | |
| 66 waitpid(pid, &status, 0); | |
| 67 if (WEXITSTATUS(status) != EXIT_SUCCESS) { | |
| 68 g_free(name); | |
| 69 name = NULL; | |
| 70 } | |
| 0 | 71 |
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72 signal(SIGCHLD, old_signal); |
| 0 | 73 |
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74 return name; |
| 0 | 75 } |
| 76 | |
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77 gchar* |
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78 detect_online() |
| 0 | 79 { |
| 33 | 80 if (conf.online_detect == NULL) { |
| 81 return NULL; | |
| 82 } | |
| 83 | |
| 84 if (strcmp(conf.online_detect, "file") == 0) { | |
| 85 DEBUG(3) debugf("online detection method 'file'\n"); | |
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86 if (conf.online_file == NULL) { |
| 33 | 87 logwrite(LOG_ALERT, "online detection mode is 'file', but online_file is undefined\n"); |
| 88 return NULL; | |
| 89 } | |
| 90 | |
| 91 struct stat st; | |
| 92 if (stat(conf.online_file, &st) == 0) { | |
| 93 FILE *fptr = fopen(conf.online_file, "r"); | |
| 94 if (!fptr) { | |
| 95 logwrite(LOG_ALERT, "opening of %s failed: %s\n", conf.online_file, strerror(errno)); | |
| 96 return NULL; | |
| 97 } | |
| 98 char buf[256]; | |
| 99 if (fgets(buf, 256, fptr) == NULL) { | |
| 100 logwrite(LOG_ALERT, "empty online file %s\n", conf.online_file); | |
| 101 fclose(fptr); | |
| 102 return NULL; | |
| 103 } | |
| 104 g_strchomp(g_strchug(buf)); | |
| 105 fclose(fptr); | |
| 106 if (strlen(buf) == 0) { | |
| 107 logwrite(LOG_ALERT, "only whitespace connection name in %s\n", conf.online_file); | |
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108 return NULL; |
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109 } |
| 33 | 110 return g_strdup(buf); |
| 111 } else if (errno == ENOENT) { | |
| 112 logwrite(LOG_NOTICE, "not online.\n"); | |
| 113 return NULL; | |
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114 } else { |
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115 logwrite(LOG_ALERT, "stat of %s failed: %s\n", conf.online_file, strerror(errno)); |
| 33 | 116 return NULL; |
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117 } |
| 33 | 118 |
| 119 } else if (strcmp(conf.online_detect, "pipe") == 0) { | |
| 120 DEBUG(3) debugf("connection method 'pipe'\n"); | |
| 121 if (conf.online_pipe) | |
| 122 return detect_online_pipe(conf.online_pipe); | |
| 123 else { | |
| 124 logwrite(LOG_ALERT, "online detection mode is 'pipe', but online_pipe is undefined\n"); | |
| 125 return NULL; | |
| 126 } | |
| 127 } else if (strcmp(conf.online_detect, "argument") == 0) { | |
| 128 return connection_name; | |
| 129 } else { | |
| 130 DEBUG(3) debugf("no connection method selected\n"); | |
| 0 | 131 } |
| 33 | 132 |
| 0 | 133 return NULL; |
| 134 } |