qi-hardware/gmenu2x
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Remove "don't leave" feature

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If the application in question daemonizes, it will continue running
no matter whether we start it with system() or execlp(). So I don't
see a reason for this feature to exist and removing it means less
code paths to worry about.
This commit is contained in:
Maarten ter Huurne 2013-08-14 09:03:20 +02:00
parent dfa5413b5b
commit 9c497e7867
3 changed files with 47 additions and 59 deletions
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1
src/gmenu2x.cpp
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@ -899,7 +899,6 @@ void GMenu2X::editLink() {
sd.addSetting(new MenuSettingString(this, ts, tr["Selector Filter"], tr["Selector filter (Separate values with a comma)"], &linkSelFilter, diagTitle, diagIcon));
sd.addSetting(new MenuSettingDir(this, ts, tr["Selector Screenshots"], tr["Directory of the screenshots for the selector"], &linkSelScreens));
sd.addSetting(new MenuSettingFile(this, ts, tr["Selector Aliases"], tr["File containing a list of aliases for the selector"], &linkSelAliases));
sd.addSetting(new MenuSettingBool(this, ts, tr["Don't Leave"], tr["Don't quit GMenu2X when launching this link"], &linkApp->runsInBackgroundRef()));
#if defined(PLATFORM_A320) || defined(PLATFORM_GCW0)
sd.addSetting(new MenuSettingBool(this, ts, tr["Display Console"], tr["Must be enabled for console-based applications"], &linkApp->consoleApp));
#endif

104
src/linkapp.cpp
View File

@ -68,7 +68,6 @@ LinkApp::LinkApp(GMenu2X *gmenu2x_, Touchscreen &ts, InputManager &inputMgr_,
{
manual = "";
file = linkfile;
dontleave = false;
#ifdef ENABLE_CPUFREQ
setClock(gmenu2x->getDefaultAppClock());
#endif
@ -133,9 +132,6 @@ LinkApp::LinkApp(GMenu2X *gmenu2x_, Touchscreen &ts, InputManager &inputMgr_,
} else if (!strncmp(key, "X-OD-Manual", lkey)) {
manual = buf;
} else if (!strncmp(key, "X-OD-Daemon", lkey)) {
dontleave = !strncmp(val, "true", lval);
} else if (!strncmp(key, "Icon", lkey)) {
/* Read the icon from the OPK only
* if it doesn't exist on the skin */
@ -239,8 +235,6 @@ LinkApp::LinkApp(GMenu2X *gmenu2x_, Touchscreen &ts, InputManager &inputMgr_,
params = value;
} else if (name == "manual") {
manual = value;
} else if (name == "dontleave") {
if (value=="true") dontleave = true;
#if defined(PLATFORM_A320) || defined(PLATFORM_GCW0)
} else if (name == "consoleapp") {
if (value == "true") consoleApp = true;
@ -339,7 +333,6 @@ bool LinkApp::save() {
if (exec!="" ) f << "exec=" << exec << endl;
if (params!="" ) f << "params=" << params << endl;
if (manual!="" ) f << "manual=" << manual << endl;
if (dontleave ) f << "dontleave=true" << endl;
#if defined(PLATFORM_A320) || defined(PLATFORM_GCW0)
if (consoleApp ) f << "consoleapp=true" << endl;
#endif
@ -656,68 +649,65 @@ void LinkApp::launch(const string &selectedFile, const string &selectedDir) {
if (isOPK)
command += " ; umount -l " + opkMount;
#endif
if (dontleave) {
system(command.c_str());
} else {
gmenu2x->saveSelection();
if (selectedFile == "") {
gmenu2x->writeTmp();
}
gmenu2x->saveSelection();
if (selectedFile == "") {
gmenu2x->writeTmp();
}
#ifdef ENABLE_CPUFREQ
if (clock() != gmenu2x->confInt["menuClock"]) {
gmenu2x->setClock(clock());
}
if (clock() != gmenu2x->confInt["menuClock"]) {
gmenu2x->setClock(clock());
}
#endif
gmenu2x->quit();
gmenu2x->quit();
/* Make the terminal we're connected to (via stdin/stdout) our
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(). */
(void) setsid();
/* Make the terminal we're connected to (via stdin/stdout) our
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(). */
(void) setsid();
ioctl(1, TIOCSCTTY, STDOUT_FILENO);
(void) dup2(STDOUT_FILENO, 0);
(void) dup2(STDOUT_FILENO, 1);
(void) dup2(STDOUT_FILENO, 2);
ioctl(1, TIOCSCTTY, STDOUT_FILENO);
(void) dup2(STDOUT_FILENO, 0);
(void) dup2(STDOUT_FILENO, 1);
(void) dup2(STDOUT_FILENO, 2);
if (STDOUT_FILENO > 2)
close(STDOUT_FILENO);
if (STDOUT_FILENO > 2)
close(STDOUT_FILENO);
int pgid = tcgetpgrp(STDOUT_FILENO);
signal(SIGTTOU, SIG_IGN);
tcsetpgrp(STDOUT_FILENO, pgid);
int pgid = tcgetpgrp(STDOUT_FILENO);
signal(SIGTTOU, SIG_IGN);
tcsetpgrp(STDOUT_FILENO, pgid);
#if defined(PLATFORM_A320) || defined(PLATFORM_GCW0)
if (consoleApp) {
/* Enable the framebuffer console */
char c = '1';
int fd = open("/sys/devices/virtual/vtconsole/vtcon1/bind", O_WRONLY);
if (fd < 0) {
WARNING("Unable to open fbcon handle\n");
} else {
write(fd, &c, 1);
close(fd);
}
fd = open("/dev/tty1", O_RDWR);
if (fd < 0) {
WARNING("Unable to open tty1 handle\n");
} else {
if (ioctl(fd, VT_ACTIVATE, 1) < 0)
WARNING("Unable to activate tty1\n");
close(fd);
}
if (consoleApp) {
/* Enable the framebuffer console */
char c = '1';
int fd = open("/sys/devices/virtual/vtconsole/vtcon1/bind", O_WRONLY);
if (fd < 0) {
WARNING("Unable to open fbcon handle\n");
} else {
write(fd, &c, 1);
close(fd);
}
fd = open("/dev/tty1", O_RDWR);
if (fd < 0) {
WARNING("Unable to open tty1 handle\n");
} else {
if (ioctl(fd, VT_ACTIVATE, 1) < 0)
WARNING("Unable to activate tty1\n");
close(fd);
}
}
#endif
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
gmenu2x->main();
}
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
gmenu2x->main();
}
const string &LinkApp::getExec() {

1
src/linkapp.h
View File

@ -109,7 +109,6 @@ public:
const std::string &getFile() { return file; }
void renameFile(const std::string &name);
bool &runsInBackgroundRef() { return dontleave; }
};
#endif