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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commitbd9e6617827818fd043452c08c606f07b78014a0 (patch)
tree425bb4c3168f9c02f10150f235d2cb998dcc6108 /kstartperf/kstartperf.cpp
downloadtdesdk-bd9e6617827818fd043452c08c606f07b78014a0.tar.gz
tdesdk-bd9e6617827818fd043452c08c606f07b78014a0.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdesdk@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'kstartperf/kstartperf.cpp')
-rw-r--r--kstartperf/kstartperf.cpp124
1 files changed, 124 insertions, 0 deletions
diff --git a/kstartperf/kstartperf.cpp b/kstartperf/kstartperf.cpp
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+/* vi: ts=8 sts=4 sw=4
+ *
+ * $Id$
+ *
+ * This file is part of the KDE project, module kstartperf.
+ * Copyright (C) 2000 Geert Jansen <jansen@kde.org>
+ *
+ * You can freely redistribute this program under the "Artistic License".
+ * See the file "LICENSE.readme" for the exact terms.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include <sys/time.h>
+
+#include <qstring.h>
+#include <qtextstream.h>
+#include <qfile.h>
+
+#include <kapplication.h>
+#include <kaboutdata.h>
+#include <kcmdlineargs.h>
+#include <klocale.h>
+#include <kstandarddirs.h>
+
+
+static KCmdLineOptions options[] =
+{
+ { "+command", I18N_NOOP("Specifies the command to run"), 0 },
+ KCmdLineLastOption
+};
+
+
+QString libkstartperf()
+{
+ QString lib = QString::null;
+ QString la_file = locate("lib", "libkstartperf.la");
+
+ if (la_file.isEmpty())
+ return lib;
+
+ // Find the name of the .so file by reading the .la file
+ QFile la(la_file);
+ if (la.open(IO_ReadOnly))
+ {
+ QTextStream is(&la);
+ QString line;
+
+ while (!is.atEnd())
+ {
+ line = is.readLine();
+ if (line.left(15) == "library_names='")
+ {
+ lib = line.mid(15);
+ int pos = lib.find(" ");
+ if (pos > 0)
+ lib = lib.left(pos);
+ }
+ }
+
+ la.close();
+ }
+
+ // Look up the actual .so file.
+ lib = locate("lib", lib);
+ return lib;
+}
+
+
+int main(int argc, char **argv)
+{
+ KAboutData aboutData("kstartperf", I18N_NOOP("KStartPerf"),
+ "1.0", I18N_NOOP("Measures start up time of a KDE application"),
+ KAboutData::License_Artistic,
+ "Copyright (c) 2000 Geert Jansen and libkmapnotify authors");
+ aboutData.addAuthor("Geert Jansen", I18N_NOOP("Maintainer"),
+ "jansen@kde.org", "http://www.stack.nl/~geertj/");
+
+ KCmdLineArgs::init(argc, argv, &aboutData);
+ KCmdLineArgs::addCmdLineOptions(options);
+ KCmdLineArgs *args = KCmdLineArgs::parsedArgs();
+
+ KApplication *app = new KApplication(false, false);
+
+ // Check arguments
+
+ if (args->count() == 0)
+ {
+ fprintf(stderr, "No command specified!\n");
+ fprintf(stderr, "usage: kstartperf command [arguments]\n");
+ exit(1);
+ }
+
+ // Build command
+
+ char cmd[1024];
+ sprintf(cmd, "LD_PRELOAD=%s %s", libkstartperf().latin1(), args->arg(0));
+ for (int i=1; i<args->count(); i++)
+ {
+ strcat(cmd, " ");
+ strcat(cmd, args->arg(i));
+ }
+
+ // Put the current time in the environment variable `KSTARTPERF'
+
+ struct timeval tv;
+ if (gettimeofday(&tv, 0L) != 0)
+ {
+ perror("gettimeofday()");
+ exit(1);
+ }
+ char env[100];
+ sprintf(env, "KSTARTPERF=%ld:%ld", tv.tv_sec, tv.tv_usec);
+ putenv(env);
+
+ // And exec() the command
+
+ execl("/bin/sh", "sh", "-c", cmd, (void *)0);
+
+ perror("execl()");
+ exit(1);
+}