You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
125 lines
2.7 KiB
125 lines
2.7 KiB
/* 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 <tqstring.h>
|
|
#include <textstream.h>
|
|
#include <tqfile.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
|
|
};
|
|
|
|
|
|
TQString libkstartperf()
|
|
{
|
|
TQString lib = TQString();
|
|
TQString la_file = locate("lib", "libkstartperf.la");
|
|
|
|
if (la_file.isEmpty())
|
|
return lib;
|
|
|
|
// Find the name of the .so file by reading the .la file
|
|
TQFile la(la_file);
|
|
if (la.open(IO_ReadOnly))
|
|
{
|
|
TQTextStream is(&la);
|
|
TQString 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);
|
|
}
|