See r37176. Let's keep this a Windows only "feature".

Something went wrong with a script while previewing a document and now
I have to wait for 30 minutes for quitting LyX without killing it.


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/branches/BRANCH_2_0_X@38581 a592a061-630c-0410-9148-cb99ea01b6c8

src/support/Systemcall.cpp

@@ -225,8 +225,8 @@ int Systemcall::startscript(Starttype how, string const & what, bool process_eve
 		return 0;
 	}
 
-	int timeout_min = 30;
-	if (!d.waitWhile(SystemcallPrivate::Running, process_events, timeout_min * 60 * 1000)) {
+	if (!d.waitWhile(SystemcallPrivate::Running, process_events,
+			 os::timeout_min() * 60 * 1000)) {
 		LYXERR0("Systemcall: '" << cmd << "' did not finish!");
 		LYXERR0("error " << d.errorMessage());
 		LYXERR0("status " << d.exitStatusMessage());

src/support/os.h

@@ -55,6 +55,9 @@ std::string current_root();
 ///
 shell_type shell();
 
+/// Returns no. of minutes allowed for a command to complete.
+int timeout_min();
+
 /// Name of the python interpreter
 std::string const python();
 

src/support/os_cygwin.cpp

@@ -381,6 +381,12 @@ shell_type shell()
 }
 
 
+int timeout_min()
+{
+	return 3;
+}
+
+
 char path_separator()
 {
 	return ':';

src/support/os_unix.cpp

@@ -212,6 +212,12 @@ shell_type shell()
 }
 
 
+int timeout_min()
+{
+	return 3;
+}
+
+
 char path_separator()
 {
 	return ':';

src/support/os_win32.cpp

@@ -423,6 +423,12 @@ shell_type shell()
 }
 
 
+int timeout_min()
+{
+	return 30;
+}
+
+
 char path_separator()
 {
 	return ';';

status.20x

@@ -24,6 +24,9 @@ What's new
 
 * DOCUMENT INPUT/OUTPUT
 
+- Allow for a maximum of 3 minutes for the completion of a spawned command
+  except on Windows, were 30 minutes are allowed. This is bacause the Windows
+  installer may trigger MiKTeX updates that suffer from network latencies.
 
 
 * USER INTERFACE