Poco::Process を紹介します。
このクラスは、プロセスに関する method を提供しています。
ProcessTest.cpp
・Linux/Mac では date -u, ls -la を、Windows では、それに類似の結果を出すように作ったバッチファイル
を起動し、それぞれのプロセスの標準出力を Poco::Pipe で入手して表示。
#include <Poco/Process.h> #include <Poco/Pipe.h> #include <Poco/PipeStream.h> #include <Poco/StreamCopier.h> #include <Poco/Format.h> #include <string> #include <vector> #include <iostream> #include "ScopedLogMessage.h" #include "PrepareConsoleLogger.h" #if defined(POCO_OS_FAMILY_WINDOWS) const std::string kCommandOptionTable[][2] = { {"date.bat", ""}, {"ls.bat", "/b"}}; #else const std::string kCommandOptionTable[][2] = { {"date", "-u"}, {"ls", "-la"}}; #endif int main(int /*argc*/, char** /*argv*/) { PrepareConsoleLogger logger(Poco::Logger::ROOT, Poco::Message::PRIO_INFORMATION); ScopedLogMessage msg("ProcessTest ", "start", "end"); for(std::size_t i=0; i<sizeof(kCommandOptionTable)/sizeof(kCommandOptionTable[0]); ++i) { msg.Message(Poco::format(" launch \"%s %s\"", kCommandOptionTable[i][0], kCommandOptionTable[i][1])); try { std::vector<std::string> args; args.push_back(kCommandOptionTable[i][1]); Poco::Pipe outPipe; Poco::ProcessHandle ph = Poco::Process::launch(kCommandOptionTable[i][0], args, 0, &outPipe, 0); Poco::PipeInputStream istr(outPipe); Poco::StreamCopier::copyStream(istr, std::cout); int rc = ph.wait(); msg.Message(Poco::format(" return code = %d", rc)); } catch (Poco::SystemException& exc) { std::cout << exc.displayText() << std::endl; } } return 0; } |
Results of execution
・On Linux
[0] ProcessTest start [0] launch "date -u" Sat Jun 26 19:26:37 UTC 2010 [0] return code = 0 [0] launch "ls -la" total 492 drwxr-xr-x 5 setsu setsu 4096 2010-06-27 04:26 . drwxr-xr-x 40 setsu setsu 4096 2010-06-27 04:25 .. -rw-r--r-- 1 setsu setsu 32230 2010-06-27 04:25 aclocal.m4 -rw-r--r-- 1 setsu setsu 0 2010-06-27 04:25 AUTHORS drwxr-xr-x 2 setsu setsu 4096 2010-06-27 04:25 autom4te.cache -rwxr-xr-x 1 setsu setsu 228 2010-06-27 04:25 bootstrap -rw-r--r-- 1 setsu setsu 0 2010-06-27 04:25 ChangeLog -rw-r--r-- 1 setsu setsu 1980 2010-06-27 04:26 config.h -rw-r--r-- 1 setsu setsu 1741 2010-06-27 04:25 config.h.in -rw-r--r-- 1 setsu setsu 14617 2010-06-27 04:26 config.log -rwxr-xr-x 1 setsu setsu 30590 2010-06-27 04:26 config.status -rwxr-xr-x 1 setsu setsu 185149 2010-06-27 04:25 configure -rwxr-xr-x 1 setsu setsu 657 2010-06-27 04:25 configure.in -rw-r--r-- 1 setsu setsu 0 2010-06-27 04:25 COPYING -rw-r--r-- 1 setsu setsu 89 2010-06-27 04:25 date.bat -rwxr-xr-x 1 setsu setsu 17867 2010-06-27 04:25 depcomp drwxr-xr-x 2 setsu setsu 4096 2010-06-27 04:26 .deps -rw-r--r-- 1 setsu setsu 0 2010-06-27 04:25 INSTALL -rwxr-xr-x 1 setsu setsu 13620 2010-06-27 04:25 install-sh -rw-r--r-- 1 setsu setsu 19 2010-06-27 04:25 ls.bat -rw-r--r-- 1 setsu setsu 19407 2010-06-27 04:26 Makefile -rwxr-xr-x 1 setsu setsu 167 2010-06-27 04:25 Makefile.am -rw-r--r-- 1 setsu setsu 19283 2010-06-27 04:25 Makefile.in -rwxr-xr-x 1 setsu setsu 11135 2010-06-27 04:25 missing -rw-r--r-- 1 setsu setsu 0 2010-06-27 04:25 NEWS -rwxr-xr-x 1 setsu setsu 23907 2010-06-27 04:26 ProcessTest -rw-r--r-- 1 setsu setsu 3645 2010-06-27 04:25 ProcessTest.cpp -rw-r--r-- 1 setsu setsu 16232 2010-06-27 04:26 ProcessTest.o -rw-r--r-- 1 setsu setsu 891 2010-06-27 04:25 ProcessTest.sln -rw-r--r-- 1 setsu setsu 4183 2010-06-27 04:25 ProcessTest.vcproj -rw-r--r-- 1 setsu setsu 0 2010-06-27 04:25 README -rwxr-xr-x 1 setsu setsu 6991 2010-06-27 04:25 ReadMe.txt -rwxr-xr-x 1 setsu setsu 3221 2010-06-27 04:25 ScopedLogMessage.cpp -rwxr-xr-x 1 setsu setsu 2229 2010-06-27 04:25 ScopedLogMessage.h -rw-r--r-- 1 setsu setsu 10652 2010-06-27 04:26 ScopedLogMessage.o -rw-r--r-- 1 setsu setsu 23 2010-06-27 04:26 stamp-h1 drwxr-xr-x 6 setsu setsu 4096 2010-06-27 04:25 .svn [0] return code = 0 [0] ProcessTest end |
・On Macintosh OSX 10.6.4
[0] ProcessTest start [0] launch "date -u" Sat Jun 26 19:22:55 UTC 2010 [0] return code = 0 [0] launch "ls -la" total 984 drwxr-xr-x 38 Setsu Setsu 1292 Jun 27 04:22 . drwxr-xr-x 46 Setsu Setsu 1564 Jun 27 04:13 .. drwxr-xr-x 4 Setsu Setsu 136 Jun 27 04:22 .deps drwxr-xr-x 8 Setsu Setsu 272 Jun 27 04:19 .svn -rw-r--r-- 1 Setsu Setsu 0 Jun 27 04:04 AUTHORS -rw-r--r-- 1 Setsu Setsu 0 Jun 27 04:04 COPYING -rw-r--r-- 1 Setsu Setsu 0 Jun 27 04:04 ChangeLog -rw-r--r-- 1 Setsu Setsu 0 Jun 27 04:04 INSTALL -rw-r--r-- 1 Setsu Setsu 19417 Jun 27 04:04 Makefile -rwxr-xr-x 1 Setsu Setsu 167 Jun 27 04:04 Makefile.am -rw-r--r-- 1 Setsu Setsu 19321 Jun 27 04:04 Makefile.in -rw-r--r-- 1 Setsu Setsu 0 Jun 27 04:04 NEWS -rwxr-xr-x 1 Setsu Setsu 28584 Jun 27 04:22 ProcessTest -rw-r--r--@ 1 Setsu Setsu 3645 Jun 27 04:22 ProcessTest.cpp -rw-r--r-- 1 Setsu Setsu 15760 Jun 27 04:22 ProcessTest.o -rw-r--r-- 1 Setsu Setsu 891 Jun 27 04:04 ProcessTest.sln -rw-r--r-- 1 Setsu Setsu 4183 Jun 27 04:04 ProcessTest.vcproj -rw-r--r-- 1 Setsu Setsu 0 Jun 27 04:04 README -rwxr-xr-x 1 Setsu Setsu 6639 Jun 27 04:04 ReadMe.txt -rwxr-xr-x 1 Setsu Setsu 3221 Jun 27 04:04 ScopedLogMessage.cpp -rwxr-xr-x 1 Setsu Setsu 2229 Jun 27 04:04 ScopedLogMessage.h -rw-r--r-- 1 Setsu Setsu 8816 Jun 27 04:04 ScopedLogMessage.o -rw-r--r-- 1 Setsu Setsu 32230 Jun 27 04:04 aclocal.m4 drwxr-xr-x 7 Setsu Setsu 238 Jun 27 04:04 autom4te.cache -rwxr-xr-x 1 Setsu Setsu 228 Jun 27 04:04 bootstrap -rwxr-xr-x 1 Setsu Setsu 229 Jun 27 04:04 bootstrap.mac -rw-r--r-- 1 Setsu Setsu 1980 Jun 27 04:04 config.h -rw-r--r-- 1 Setsu Setsu 1741 Jun 27 04:04 config.h.in -rw-r--r-- 1 Setsu Setsu 18067 Jun 27 04:04 config.log -rwxr-xr-x 1 Setsu Setsu 33623 Jun 27 04:04 config.status -rwxr-xr-x 1 Setsu Setsu 194449 Jun 27 04:04 configure -rwxr-xr-x 1 Setsu Setsu 657 Jun 27 04:04 configure.in -rw-r--r-- 1 Setsu Setsu 89 Jun 27 04:04 date.bat -rwxr-xr-x 1 Setsu Setsu 17867 Jun 27 04:04 depcomp -rwxr-xr-x 1 Setsu Setsu 13620 Jun 27 04:04 install-sh -rw-r--r-- 1 Setsu Setsu 19 Jun 27 04:04 ls.bat -rwxr-xr-x 1 Setsu Setsu 11135 Jun 27 04:04 missing -rw-r--r-- 1 Setsu Setsu 23 Jun 27 04:04 stamp-h1 [0] return code = 0 [0] ProcessTest end |
・On Windows XP sp3
[0] ProcessTest start [0] launch "date.bat " 06 27 4:37:24 2010 [0] return code = 0 [0] launch "ls.bat /b" bootstrap configure.in date.bat Debug ls.bat Makefile.am ProcessTest.cpp ProcessTest.ncb ProcessTest.sln ProcessTest.vcproj ProcessTest.vcproj.SETSU-SHY3M0TG8.setsu.user ReadMe.txt Release ScopedLogMessage.cpp ScopedLogMessage.h [0] return code = 0 [0] ProcessTest end |
Downloads
・ここをクリックすると、makefile や VC++ プロジェクトなど一式がダウンロードできます。
(2013.05.31 updated)
・2010年6月27日からのダウンロード数：1086
Subversion
・フリーの Subversion ホスティングサービス Assemblaで、ソースコードを管理しています。
Reference
・http://pocoproject.org にある Processes のプレセンテーション。(PDF)
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