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root/cebix/mon/src/main.cpp
Revision: 1.11
Committed: 2010-02-21T11:58:33Z (14 years, 9 months ago) by cebix
Branch: MAIN
CVS Tags: HEAD
Changes since 1.10: +3 -3 lines
Log Message:
fixed const-correctness

File Contents

# Content
1 /*
2 * main.cpp - Wrapper program for standalone cxmon
3 *
4 * cxmon (C) Christian Bauer, Marc Hellwig
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20
21 #include "sysdeps.h"
22
23 #include "mon.h"
24
25
26 #ifdef __BEOS__
27 #include <AppKit.h>
28 #include <KernelKit.h>
29 #include <StorageKit.h>
30 #include <stdlib.h>
31
32 // Detect if program was launched from Shell or Tracker
33 static bool launched_from_tracker(void)
34 {
35 const char *cmd = getenv("_");
36 if (cmd == NULL || strlen(cmd) < 7)
37 return false;
38 return !strcmp(cmd + strlen(cmd) - 7 , "Tracker");
39 }
40
41 // Open Terminal window with given title for stdio, returns false on error
42 static bool open_stdio(const char *title)
43 {
44 // Create key
45 char key_name[64];
46 bigtime_t t = system_time();
47 sprintf(key_name, "%Ld", t);
48
49 // Make pipe names
50 char out_pipe_name[64], in_pipe_name[64];
51 sprintf(out_pipe_name, "/pipe/debug_out_%s", key_name);
52 sprintf(in_pipe_name, "/pipe/debug_in_%s", key_name);
53
54 // Create semaphore
55 char sem_name[B_OS_NAME_LENGTH], sem_id_str[B_OS_NAME_LENGTH];
56 sprintf(sem_name, "debug_glue_%s", key_name);
57 sem_id glue_sem = create_sem(0, sem_name);
58 sprintf(sem_id_str, "%d", glue_sem);
59
60 // Make path for "Terminal" app
61 char term_path[B_PATH_NAME_LENGTH];
62 find_directory(B_BEOS_APPS_DIRECTORY, -1, false, term_path, 1024);
63 strcat(term_path, "/Terminal");
64
65 // Load "Terminal"
66 const char *t_argv[6];
67 t_argv[0] = term_path;
68 t_argv[1] = "-t";
69 t_argv[2] = (char *)title;
70 t_argv[3] = "/bin/debug_glue";
71 t_argv[4] = key_name;
72 t_argv[5] = sem_id_str;
73 thread_id th = load_image(6, t_argv, (const char **)environ);
74 if (th < 0) {
75 delete_sem(glue_sem);
76 return false;
77 }
78
79 // Start "Terminal"
80 resume_thread(th);
81 status_t err = acquire_sem_etc(glue_sem, 1, B_TIMEOUT, 5000000);
82 delete_sem(glue_sem);
83 if (err)
84 return false;
85
86 // Open input/output pipes
87 FILE *in = freopen(in_pipe_name, "rb", stdin);
88 if (in == NULL)
89 return false;
90 FILE *out = freopen(out_pipe_name, "wb", stdout);
91 if (out == NULL) {
92 fclose(in);
93 return false;
94 }
95
96 // Set buffer modes
97 setvbuf(stdout, NULL, _IOLBF, 0);
98 return true;
99 }
100 #endif
101
102 // Main program
103 int main(int argc, const char **argv)
104 {
105 #ifdef __BEOS__
106 // Launched from Tracker? Then open terminal window
107 if (launched_from_tracker()) {
108 if (!open_stdio("mon"))
109 return 1;
110 }
111 #endif
112
113 // Execute mon
114 mon_init();
115 mon(argc, argv);
116 mon_exit();
117 return 0;
118 }