1 /* Copyright (C) 2021 Free Software Foundation, Inc.
2 Contributed by Oracle.
3
4 This file is part of GNU Binutils.
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 3, or (at your option)
9 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, 51 Franklin Street - Fifth Floor, Boston,
19 MA 02110-1301, USA. */
20
21 #include "config.h"
22 #include <stdlib.h>
23 #include <strings.h>
24 #include <sys/param.h>
25 #include <sys/stat.h>
26 #include <unistd.h>
27
28 #include "Application.h"
29 #include "Settings.h"
30 #include "i18n.h"
31 #include "util.h"
32
33 Application::ProgressFunc Application::progress_func = NULL;
34 Application *theApplication;
35
Application(int argc,char * argv[],char * fdhome)36 Application::Application (int argc, char *argv[], char *fdhome)
37 {
38 theApplication = this;
39 cur_dir = NULL;
40 prog_version = dbe_strdup (VERSION);
41 set_name (strchr (argv[0], '/') ? argv[0] : NULL);
42 whoami = get_basename (get_name ());
43
44 // set up a queue for comments
45 commentq = new Emsgqueue (NTXT ("app_commentq"));
46
47 // Locate where the binaries are installed
48 set_run_dir (fdhome);
49
50 // Initialize I18N
51 init_locale (run_dir);
52
53 // Initialize licensing data
54 lic_found = 0;
55 lic_err = NULL;
56
57 // Initialize worker threads
58 number_of_worker_threads = 1;
59 #if DEBUG
60 char *use_worker_threads = getenv (NTXT ("SP_USE_WORKER_THREADS"));
61 if ((NULL != use_worker_threads) && (0 == strcasecmp (use_worker_threads, NTXT ("no"))))
62 {
63 number_of_worker_threads = 0;
64 }
65 #endif /* DEBUG */
66 settings = new Settings (this);
67 }
68
~Application()69 Application::~Application ()
70 {
71 delete commentq;
72 delete settings;
73 free (prog_version);
74 free (cur_dir);
75 free (prog_name);
76 free (run_dir);
77 }
78
79 // Set the name of the application (for messages)
80 void
set_name(const char * _name)81 Application::set_name (const char *_name)
82 {
83 prog_name = get_realpath (_name);
84 }
85
86 char *
get_realpath(const char * _name)87 Application::get_realpath (const char *_name)
88 {
89 if (_name == NULL)
90 _name = "/proc/self/exe";
91 char *exe_name = realpath (_name, NULL);
92 if (exe_name)
93 return exe_name;
94 if (strchr (_name, '/') == NULL)
95 {
96 char *path = getenv ("PATH");
97 if (path)
98 for (char *s = path;; s++)
99 if (*s == ':' || *s == 0)
100 {
101 if (path != s)
102 {
103 char *nm = dbe_sprintf (NTXT ("%.*s/%s"), (int) (path - s - 1), path, _name);
104 exe_name = realpath (nm, NULL);
105 free (nm);
106 if (exe_name)
107 return exe_name;
108 }
109 if (*s == 0)
110 break;
111 path = s + 1;
112 }
113 }
114 return strdup (_name);
115 }
116
117 // Set the directory where all binaries are found
118 void
set_run_dir(char * fdhome)119 Application::set_run_dir (char *fdhome)
120 {
121 run_dir_with_spaces = NULL;
122 if (fdhome)
123 {
124 char *path = dbe_sprintf ("%s/bin", fdhome);
125 struct stat sbuf;
126 if (stat (path, &sbuf) != -1)
127 run_dir = path;
128 else
129 {
130 free (path);
131 run_dir = dbe_strdup (fdhome);
132 }
133 }
134 else
135 {
136 run_dir = realpath (prog_name, NULL);
137 if (run_dir == NULL)
138 {
139 fprintf (stderr, // I18N won't work here -- not catopen yet.
140 GTXT ("Can't find location of %s\n"), prog_name);
141 run_dir = dbe_strdup (get_cur_dir ());
142 }
143 else
144 {
145 char *d = strrchr (run_dir, '/');
146 if (d)
147 *d = 0;
148 // Check if the installation path contains spaces
149 if (strchr (run_dir, ' ') != NULL)
150 {
151 // Create a symbolic link without spaces
152 const char *dir = NTXT ("/tmp/.gprofngLinks");
153 char *symbolic_link = dbe_create_symlink_to_path (run_dir, dir);
154 if (NULL != symbolic_link)
155 {
156 // Save old path to avoid memory leak
157 run_dir_with_spaces = run_dir;
158 // Use the path through symbolic link
159 run_dir = symbolic_link;
160 }
161 }
162 }
163 }
164 }
165
166 char *
get_cur_dir()167 Application::get_cur_dir ()
168 {
169 if (cur_dir == NULL)
170 {
171 char cwd[MAXPATHLEN];
172 if (getcwd (cwd, sizeof (cwd)) == NULL)
173 {
174 perror (prog_name);
175 exit (1);
176 }
177 cur_dir = dbe_strdup (canonical_path (cwd));
178 }
179 return cur_dir;
180 }
181
182 /**
183 * Get number of worker threads
184 * This is used to decide if it is ok to use worker threads for stat()
185 * and other actions that can hang for a long time
186 * @return number_of_worker_threads
187 */
188 int
get_number_of_worker_threads()189 Application::get_number_of_worker_threads ()
190 {
191 return number_of_worker_threads;
192 }
193
194 int
check_args(int argc,char * argv[])195 Application::check_args (int argc, char *argv[])
196 {
197 int opt;
198 // Parsing the command line
199 opterr = 0;
200 while ((opt = getopt (argc, argv, "V")) != EOF)
201 switch (opt)
202 {
203 case 'V':
204 // Ruud
205 Application::print_version_info ();
206 /*
207 printf (NTXT ("GNU %s version %s\n"), get_basename (prog_name), VERSION);
208 */
209 exit (0);
210 default:
211 usage ();
212 }
213 return optind;
214 }
215
216 Emsg *
fetch_comments()217 Application::fetch_comments ()
218 {
219 if (commentq == NULL)
220 return NULL;
221 return commentq->fetch ();
222 }
223
224 void
queue_comment(Emsg * m)225 Application::queue_comment (Emsg *m)
226 {
227 commentq->append (m);
228 }
229
230 void
delete_comments()231 Application::delete_comments ()
232 {
233 if (commentq != NULL)
234 {
235 delete commentq;
236 commentq = new Emsgqueue (NTXT ("app_commentq"));
237 }
238 }
239
240 int
set_progress(int percentage,const char * proc_str)241 Application::set_progress (int percentage, const char *proc_str)
242 {
243 if (progress_func != NULL)
244 return progress_func (percentage, proc_str);
245 return 0;
246 }
247
248 // Ruud
249 void
print_version_info()250 Application::print_version_info ()
251 {
252 printf ( GTXT (
253 "GNU %s binutils version %s\n"
254 "Copyright (C) 2021 Free Software Foundation, Inc.\n"
255 "License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>.\n"
256 "This is free software: you are free to change and redistribute it.\n"
257 "There is NO WARRANTY, to the extent permitted by law.\n"),
258 get_basename (prog_name), VERSION);
259 }
260