2 Copyright (C) 2012-2021 Carl Hetherington <cth@carlh.net>
4 This file is part of DCP-o-matic.
6 DCP-o-matic 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.
11 DCP-o-matic 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.
16 You should have received a copy of the GNU General Public License
17 along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
22 #include "compose.hpp"
25 #include "dcpomatic_log.h"
26 #include "dcpomatic_log.h"
27 #include "exceptions.h"
30 #include <dcp/raw_convert.h>
32 DCPOMATIC_DISABLE_WARNINGS
34 #include <libavformat/avio.h>
36 DCPOMATIC_ENABLE_WARNINGS
37 #include <boost/algorithm/string.hpp>
38 #if BOOST_VERSION >= 106100
39 #include <boost/dll/runtime_symbol_info.hpp>
43 #include <sys/types.h>
44 #include <sys/mount.h>
46 #include <netinet/in.h>
47 #include <arpa/inet.h>
61 using boost::optional;
64 /** @param s Number of seconds to sleep for */
66 dcpomatic_sleep_seconds (int s)
73 dcpomatic_sleep_milliseconds (int ms)
79 /** @return A string of CPU information (model name etc.) */
85 /* This use of ifstream is ok; the filename can never
88 ifstream f ("/proc/cpuinfo");
92 if (boost::algorithm::starts_with (l, "model name")) {
93 string::size_type const c = l.find (':');
94 if (c != string::npos) {
95 info = l.substr (c + 2);
104 boost::filesystem::path
107 return directory_containing_executable().parent_path() / "share" / "dcpomatic2";
111 boost::filesystem::path
114 if (auto appdir = getenv("APPDIR")) {
115 return boost::filesystem::path(appdir) / "usr" / "share" / "libdcp" / "xsd";
117 return boost::filesystem::canonical(LINUX_SHARE_PREFIX) / "libdcp" / "xsd";
121 boost::filesystem::path
124 if (auto appdir = getenv("APPDIR")) {
125 return boost::filesystem::path(appdir) / "usr" / "share" / "libdcp" / "tags";
127 return boost::filesystem::canonical(LINUX_SHARE_PREFIX) / "libdcp" / "tags";
132 run_ffprobe (boost::filesystem::path content, boost::filesystem::path out)
134 string ffprobe = "ffprobe \"" + content.string() + "\" 2> \"" + out.string() + "\"";
135 LOG_GENERAL (N_("Probing with %1"), ffprobe);
136 int const r = system (ffprobe.c_str());
137 if (r == -1 || (WIFEXITED(r) && WEXITSTATUS(r) != 0)) {
138 LOG_GENERAL (N_("Could not run ffprobe (system returned %1"), r);
143 list<pair<string, string>>
146 list<pair<string, string>> m;
148 auto f = setmntent ("/etc/mtab", "r");
154 struct mntent* mnt = getmntent (f);
159 m.push_back (make_pair (mnt->mnt_dir, mnt->mnt_type));
168 boost::filesystem::path
169 directory_containing_executable ()
171 #if BOOST_VERSION >= 106100
172 return boost::dll::program_location().parent_path();
174 char buffer[PATH_MAX];
175 ssize_t N = readlink ("/proc/self/exe", buffer, PATH_MAX);
176 return boost::filesystem::path(string(buffer, N)).parent_path();
181 boost::filesystem::path
184 auto p = directory_containing_executable() / "dcpomatic2_openssl";
185 if (boost::filesystem::is_regular_file(p)) {
189 return "dcpomatic2_openssl";
193 #ifdef DCPOMATIC_DISK
194 boost::filesystem::path
197 return directory_containing_executable() / "dcpomatic2_disk_writer";
202 /* Apparently there is no way to create an ofstream using a UTF-8
203 filename under Windows. We are hence reduced to using fopen
207 fopen_boost (boost::filesystem::path p, string t)
209 return fopen(p.c_str(), t.c_str());
214 dcpomatic_fseek (FILE* stream, int64_t offset, int whence)
216 return fseek (stream, offset, whence);
240 start_tool (string executable)
242 auto batch = directory_containing_executable() / executable;
246 int const r = system (batch.string().c_str());
247 exit (WEXITSTATUS (r));
253 start_batch_converter ()
255 start_tool ("dcpomatic2_batch");
262 start_tool ("dcpomatic2_player");
269 return (uint64_t) pthread_self ();
274 avio_open_boost (AVIOContext** s, boost::filesystem::path file, int flags)
276 return avio_open (s, file.c_str(), flags);
280 boost::filesystem::path
283 return getenv("HOME");
287 /** @return true if this process is a 32-bit one running on a 64-bit-capable OS */
291 /* I'm assuming nobody does this on Linux */
297 vector<pair<string, string>>
298 get_mounts (string prefix)
300 vector<pair<string, string>> mounts;
302 std::ifstream f("/proc/mounts");
307 boost::algorithm::split (bits, line, boost::is_any_of(" "));
308 if (bits.size() > 1 && boost::algorithm::starts_with(bits[0], prefix)) {
309 boost::algorithm::replace_all (bits[1], "\\040", " ");
310 mounts.push_back(make_pair(bits[0], bits[1]));
311 LOG_DISK("Found mounted device %1 from prefix %2", bits[0], prefix);
322 vector<Drive> drives;
324 using namespace boost::filesystem;
325 auto mounted_devices = get_mounts("/dev/");
327 for (auto i: directory_iterator("/sys/block")) {
328 string const name = i.path().filename().string();
329 path device_type_file("/sys/block/" + name + "/device/type");
330 optional<string> device_type;
331 if (exists(device_type_file)) {
332 device_type = dcp::file_to_string (device_type_file);
333 boost::trim(*device_type);
335 /* Device type 5 is "SCSI_TYPE_ROM" in blkdev.h; seems usually to be a CD/DVD drive */
336 if (!boost::algorithm::starts_with(name, "loop") && (!device_type || *device_type != "5")) {
337 uint64_t const size = dcp::raw_convert<uint64_t>(dcp::file_to_string(i / "size")) * 512;
341 optional<string> vendor;
343 vendor = dcp::file_to_string("/sys/block/" + name + "/device/vendor");
344 boost::trim(*vendor);
346 optional<string> model;
348 model = dcp::file_to_string("/sys/block/" + name + "/device/model");
351 vector<boost::filesystem::path> mount_points;
352 for (auto const& j: mounted_devices) {
353 if (boost::algorithm::starts_with(j.first, "/dev/" + name)) {
354 mount_points.push_back (j.second);
357 drives.push_back(Drive("/dev/" + name, mount_points, size, vendor, model));
358 LOG_DISK_NC(drives.back().log_summary());
369 for (auto i: _mount_points) {
370 int const r = umount(i.string().c_str());
371 LOG_DISK("Tried to unmount %1 and got %2 and %3", i.string(), r, errno);
380 boost::filesystem::path
381 config_path (optional<string> version)
383 boost::filesystem::path p;
384 p /= g_get_user_config_dir ();
394 disk_write_finished ()
401 dcpomatic::get_process_id ()
403 return dcp::raw_convert<string>(getpid());
407 boost::filesystem::path
408 fix_long_path (boost::filesystem::path path)
415 show_in_file_manager (boost::filesystem::path dir, boost::filesystem::path)
417 int r = system ("which nautilus");
418 if (WEXITSTATUS(r) == 0) {
419 r = system (String::compose("nautilus \"%1\"", dir.string()).c_str());
420 return static_cast<bool>(WEXITSTATUS(r));
422 int r = system ("which konqueror");
423 if (WEXITSTATUS(r) == 0) {
424 r = system (String::compose("konqueror \"%1\"", dir.string()).c_str());
425 return static_cast<bool>(WEXITSTATUS(r));