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LinkApp: various cleanups.

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Log a warning message if setsid() fails.
Also improved code layout.
This commit is contained in:
Maarten ter Huurne 2011-10-23 13:03:11 +02:00
parent 40fcd5137e
commit 14bae043c0
1 changed files with 22 additions and 12 deletions
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34
src/linkapp.cpp
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@ -458,42 +458,52 @@ void LinkApp::launch(const string &selectedFile, const string &selectedDir) {
if (dontleave) {
system(command.c_str());
} else {
if (gmenu2x->confInt["saveSelection"] && (gmenu2x->confInt["section"]!=gmenu2x->menu->selSectionIndex() || gmenu2x->confInt["link"]!=gmenu2x->menu->selLinkIndex()))
if (gmenu2x->confInt["saveSelection"] && (
gmenu2x->confInt["section"]!=gmenu2x->menu->selSectionIndex()
|| gmenu2x->confInt["link"]!=gmenu2x->menu->selLinkIndex()
)) {
gmenu2x->writeConfig();
}
#ifdef PLATFORM_GP2X
if (gmenu2x->fwType == "open2x" && gmenu2x->savedVolumeMode != gmenu2x->volumeMode)
if (gmenu2x->fwType == "open2x"
&& gmenu2x->savedVolumeMode != gmenu2x->volumeMode) {
gmenu2x->writeConfigOpen2x();
}
#endif
if (selectedFile=="")
if (selectedFile == "") {
gmenu2x->writeTmp();
gmenu2x->quit();
if (clock()!=gmenu2x->confInt["menuClock"])
}
if (clock() != gmenu2x->confInt["menuClock"]) {
gmenu2x->setClock(clock());
}
gmenu2x->quit();
//if (gamma()!=0 && gamma()!=gmenu2x->confInt["gamma"])
// gmenu2x->setGamma(gamma());
/* Make the terminal we're connected to (via stdin/stdout) our
contolling terminal again. Else many console programs are
not going to work correctly. Actually this would not be
necessary, if SDL correctly restored terminal state after
SDL_Quit(). */
int pid = setsid();
controlling terminal again. Else many console programs are
not going to work correctly. Actually this would not be
necessary, if SDL correctly restored terminal state after
SDL_Quit(). */
pid_t pid = setsid();
if (pid == (pid_t)-1) {
WARNING("Failed to create new process group\n");
}
ioctl(1, TIOCSCTTY, STDOUT_FILENO);
int pgid = tcgetpgrp(STDOUT_FILENO);
signal(SIGTTOU, SIG_IGN);
tcsetpgrp(STDOUT_FILENO, pgid);
execlp("/bin/sh","/bin/sh","-c",command.c_str(),NULL);
execlp("/bin/sh","/bin/sh", "-c", command.c_str(), NULL);
//if execution continues then something went wrong and as we already called SDL_Quit we cannot continue
//try relaunching gmenu2x
chdir(gmenu2x->getExePath().c_str());
execlp("./gmenu2x", "./gmenu2x", NULL);
}
chdir(gmenu2x->getExePath().c_str());
}