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Commit | Line | Data |
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402461ad | 1 | #if (!defined(lint) && !defined(SABER)) |
08345b74 | 2 | static char rcsid_module_c[] = "$Header$"; |
3 | #endif lint | |
4 | ||
0a2c64cb | 5 | /* This is the file main.c for the SMS Client, which allows a nieve |
6 | * user to quickly and easily maintain most parts of the SMS database. | |
7 | * It Contains: The main driver for the SMS Client. | |
08345b74 | 8 | * |
9 | * Created: 4/12/88 | |
10 | * By: Chris D. Peterson | |
11 | * | |
12 | * $Source$ | |
13 | * $Author$ | |
14 | * $Header$ | |
15 | * | |
0a2c64cb | 16 | * Copyright 1988 by the Massachusetts Institute of Technology. |
08345b74 | 17 | * |
18 | * For further information on copyright and distribution | |
19 | * see the file mit-copyright.h | |
20 | */ | |
21 | ||
22 | #include <pwd.h> | |
23 | #include <signal.h> | |
24 | #include <stdio.h> | |
25 | #include <strings.h> | |
461c03b6 | 26 | #include <sys/types.h> |
08345b74 | 27 | #include <sms.h> |
28 | #include <menu.h> | |
29 | ||
30 | #include "mit-copyright.h" | |
0a2c64cb | 31 | #include "defs.h" |
32 | #include "f_defs.h" | |
08345b74 | 33 | #include "globals.h" |
34 | ||
85ca828a | 35 | char * whoami; /* used by menu.c ugh!!! */ |
36 | ||
bc628e37 | 37 | extern Menu sms_top_menu, list_menu, user_menu, dcm_menu; |
85ca828a | 38 | |
402461ad | 39 | #ifndef DEBUG |
40 | static void SignalHandler(); | |
41 | #endif DEBUG | |
42 | ||
43 | static void ErrorExit(), Usage(); | |
08345b74 | 44 | char *getlogin(); |
45 | uid_t getuid(); | |
46 | struct passwd *getpwuid(); | |
47 | ||
48 | Bool use_menu = TRUE; /* whether or not we are using a menu. */ | |
49 | ||
50 | /* Function Name: main | |
219bbe64 | 51 | * Description: The main driver for the SMS Client. |
08345b74 | 52 | * Arguments: argc, argv - standard command line args. |
53 | * Returns: doesn't return. | |
54 | */ | |
55 | ||
56 | void | |
57 | main(argc, argv) | |
58 | int argc; | |
59 | char ** argv; | |
60 | { | |
461c03b6 | 61 | int status; |
ace1dd7b | 62 | Menu *menu; |
262ca740 | 63 | char *motd; |
08345b74 | 64 | |
65 | if ((user = getlogin()) == NULL) | |
66 | user = getpwuid((int) getuid())->pw_name; | |
67 | user = (user && strlen(user)) ? Strsave(user) : ""; | |
68 | ||
e774e94c | 69 | if ((program_name = rindex(argv[0], '/')) == NULL) |
70 | program_name = argv[0]; | |
71 | else | |
72 | program_name++; | |
c2be255c | 73 | program_name = Strsave(program_name); |
74 | whoami = Strsave(program_name); /* used by menu.c, ugh !!! */ | |
75 | ||
461c03b6 | 76 | verbose = TRUE; |
08345b74 | 77 | |
78 | switch (argc) { | |
79 | case 2: | |
80 | if (strcmp(argv[1], "-nomenu") == 0) | |
81 | use_menu = FALSE; | |
461c03b6 | 82 | else |
83 | Usage(); | |
e774e94c | 84 | break; |
08345b74 | 85 | case 1: |
08345b74 | 86 | break; |
87 | default: | |
461c03b6 | 88 | Usage(); |
08345b74 | 89 | break; |
90 | } | |
85ca828a | 91 | |
9a2d61b0 | 92 | if ( status = sms_connect(SMS_SERVER) ) |
461c03b6 | 93 | ErrorExit("\nConnection to SMS server failed", status); |
08345b74 | 94 | |
262ca740 | 95 | if ( status = sms_motd(&motd) ) |
96 | ErrorExit("\nUnable to check server status", status); | |
97 | if (motd) { | |
98 | fprintf(stderr, "The SMS server is currently unavailable:\n%s\n", motd); | |
99 | sms_disconnect(); | |
100 | exit(1); | |
101 | } | |
102 | ||
461c03b6 | 103 | if ( status = sms_auth(program_name) ) |
104 | ErrorExit("\nAuthorization failed -- please run kinit", status); | |
08345b74 | 105 | |
106 | /* | |
107 | * These signals should not be set until just before we fire up the menu | |
108 | * system. | |
109 | */ | |
85ca828a | 110 | |
111 | #ifndef DEBUG | |
461c03b6 | 112 | (void) signal(SIGHUP, SignalHandler); |
85ca828a | 113 | (void) signal(SIGINT, SignalHandler); |
461c03b6 | 114 | (void) signal(SIGQUIT, SignalHandler); |
85ca828a | 115 | #endif DEBUG |
08345b74 | 116 | |
ace1dd7b | 117 | if (!strcmp(program_name, "listmaint")) |
118 | menu = &list_menu; | |
119 | else if (!strcmp(program_name, "usermaint")) | |
120 | menu = &user_menu; | |
bc628e37 | 121 | else if (!strcmp(program_name, "dcmmaint")) |
122 | menu = &dcm_menu; | |
ace1dd7b | 123 | else |
124 | menu = &sms_top_menu; | |
125 | ||
08345b74 | 126 | if (use_menu) { /* Start menus that execute program */ |
127 | Start_paging(); | |
ace1dd7b | 128 | Start_menu(menu); |
08345b74 | 129 | Stop_paging(); |
130 | } | |
131 | else /* Start program without menus. */ | |
ace1dd7b | 132 | Start_no_menu(menu); |
08345b74 | 133 | |
134 | sms_disconnect(); | |
135 | exit(0); | |
136 | } | |
137 | ||
461c03b6 | 138 | /* Function Name: ErrorExit |
08345b74 | 139 | * Description: This function does the error handling and exits. |
140 | * Arguments: buf - the error message to print. | |
141 | * status - the error code. | |
142 | * Returns: doesn't return. | |
143 | */ | |
144 | ||
145 | static void | |
461c03b6 | 146 | ErrorExit(buf,status) |
08345b74 | 147 | int status; |
461c03b6 | 148 | char * buf; |
08345b74 | 149 | { |
150 | com_err(program_name, status, buf); | |
151 | sms_disconnect(); | |
152 | exit(1); | |
153 | } | |
154 | ||
155 | /* Function Name: usage | |
156 | * Description: Prints usage info and then exits. | |
157 | * Arguments: none | |
158 | * Returns: doesn't return. | |
159 | */ | |
160 | ||
161 | static void | |
461c03b6 | 162 | Usage() |
08345b74 | 163 | { |
164 | fprintf(stderr, "Usage: %s [-nomenu]\n", program_name); | |
165 | exit(1); | |
166 | } | |
167 | ||
402461ad | 168 | #ifndef DEBUG |
461c03b6 | 169 | /* Function Name: SignalHandler |
08345b74 | 170 | * Description: This function cleans up from a signal interrupt. |
171 | * Arguments: none. | |
172 | * Returns: doesn't | |
173 | */ | |
174 | ||
85ca828a | 175 | static void |
461c03b6 | 176 | SignalHandler() |
08345b74 | 177 | { |
178 | Put_message("Signal caught - exiting"); | |
179 | if (use_menu) | |
180 | Cleanup_menu(); | |
181 | sms_disconnect(); | |
182 | exit(1); | |
183 | } | |
402461ad | 184 | #endif DEBUG |