lyx/lyx-2.0.6-fix_zombies.patch
Cor Blom 8fc7614fc0 - Added lyx-2.0.6-fix_zombies.patch to fix http://www.lyx.org/trac/ticket/8774.
- Updated name for xdg-open patch (was updated for 2.0.6).
- Added texlive-nomencl to Requires as it is also supported by LyX.

OBS-URL: https://build.opensuse.org/package/show/Publishing/lyx?expand=0&rev=71
2013-08-01 21:31:33 +00:00

81 lines
2.7 KiB
Diff

From 254c5fa439df319e8c71212f946ba74a104be16e Mon Sep 17 00:00:00 2001
From: Guy Rutenberg <guyrutenberg@gmail.com>
Date: Sat, 6 Jul 2013 16:09:50 +0300
Subject: [PATCH] Prevent zobmie process.
Using Systemcall::startscript() with Starttype::DontWait used to create
zombie process, as nobody would collect them. This patch start those
process as detached, hence preventing them from becoming zombies.
---
src/support/Systemcall.cpp | 26 ++++++++++++++++----------
src/support/SystemcallPrivate.h | 2 +-
2 files changed, 17 insertions(+), 11 deletions(-)
diff --git a/src/support/Systemcall.cpp b/src/support/Systemcall.cpp
index ca80409..f689c0b 100644
--- a/src/support/Systemcall.cpp
+++ b/src/support/Systemcall.cpp
@@ -251,19 +251,17 @@ int Systemcall::startscript(Starttype how, string const & what,
SystemcallPrivate d(outfile, errfile);
- d.startProcess(cmd, path);
- if (!d.waitWhile(SystemcallPrivate::Starting, process_events, -1)) {
+ d.startProcess(cmd, path, how == DontWait);
+ if (how == DontWait && d.state == SystemcallPrivate::Running) {
+ return 0;
+ }
+ if (d.state == SystemcallPrivate::Error
+ || !d.waitWhile(SystemcallPrivate::Starting, process_events, -1)) {
LYXERR0("Systemcall: '" << cmd << "' did not start!");
LYXERR0("error " << d.errorMessage());
return 10;
}
- if (how == DontWait) {
- QProcess* released = d.releaseProcess();
- (void) released; // TODO who deletes it?
- return 0;
- }
-
if (!d.waitWhile(SystemcallPrivate::Running, process_events,
os::timeout_min() * 60 * 1000)) {
LYXERR0("Systemcall: '" << cmd << "' did not finish!");
@@ -349,10 +347,18 @@ SystemcallPrivate::SystemcallPrivate(std::string const & sf,
}
-void SystemcallPrivate::startProcess(QString const & cmd, string const & path)
+void SystemcallPrivate::startProcess(QString const & cmd, string const & path, bool detached)
{
cmd_ = cmd;
- if (process_) {
+ if (detached) {
+ state = SystemcallPrivate::Running;
+ if (!QProcess::startDetached(toqstr(latexEnvCmdPrefix(path)) + cmd_)) {
+ state = SystemcallPrivate::Error;
+ return;
+ }
+ QProcess* released = releaseProcess();
+ delete released;
+ } else if (process_) {
state = SystemcallPrivate::Starting;
process_->start(toqstr(latexEnvCmdPrefix(path)) + cmd_);
}
diff --git a/src/support/SystemcallPrivate.h b/src/support/SystemcallPrivate.h
index b8dc17a..6534d07 100644
--- a/src/support/SystemcallPrivate.h
+++ b/src/support/SystemcallPrivate.h
@@ -45,7 +45,7 @@ public:
State state;
bool waitWhile(State, bool processEvents, int timeout = -1);
- void startProcess(QString const & cmd, std::string const & path);
+ void startProcess(QString const & cmd, std::string const & path, bool detach);
int exitCode();
--
1.7.9.5