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add lowest priority class. RFE 1306384

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@2485
This commit is contained in:
Peter Veenstra 2006-02-12 13:19:58 +00:00
parent 234d45fabc
commit d1db7843eb
1 changed files with 15 additions and 4 deletions
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19
src/gui/sdlmain.cpp
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@ -16,7 +16,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* $Id: sdlmain.cpp,v 1.100 2006-02-09 11:47:48 qbix79 Exp $ */
/* $Id: sdlmain.cpp,v 1.101 2006-02-12 13:19:58 qbix79 Exp $ */
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
@ -131,6 +131,7 @@ enum SCREEN_TYPES {
};
enum PRIORITY_LEVELS {
PRIORITY_LEVEL_LOWEST,
PRIORITY_LEVEL_LOWER,
PRIORITY_LEVEL_NORMAL,
PRIORITY_LEVEL_HIGHER,
@ -836,6 +837,9 @@ static void SetPriority(PRIORITY_LEVELS level) {
#endif
switch (level) {
#ifdef WIN32
case PRIORITY_LEVEL_LOWEST:
SetPriorityClass(GetCurrentProcess(),IDLE_PRIORITY_CLASS);
break;
case PRIORITY_LEVEL_LOWER:
SetPriorityClass(GetCurrentProcess(),BELOW_NORMAL_PRIORITY_CLASS);
break;
@ -850,6 +854,9 @@ static void SetPriority(PRIORITY_LEVELS level) {
break;
#elif C_SET_PRIORITY
/* Linux use group as dosbox has mulitple threads under linux */
case PRIORITY_LEVEL_LOWEST:
setpriority (PRIO_PGRP, 0,PRIO_MAX);
break;
case PRIORITY_LEVEL_LOWER:
setpriority (PRIO_PGRP, 0,PRIO_MAX-(PRIO_TOTAL/3));
break;
@ -891,7 +898,9 @@ static void GUI_StartUp(Section * sec) {
const char * priority=section->Get_string("priority");
if (priority && priority[0]) {
Bitu next;
if (!strncasecmp(priority,"lower",5)) {
if (!strncasecmp(priority,"lowest",6)) {
sdl.priority.focus=PRIORITY_LEVEL_LOWEST;next=6;
} else if (!strncasecmp(priority,"lower",5)) {
sdl.priority.focus=PRIORITY_LEVEL_LOWER;next=5;
} else if (!strncasecmp(priority,"normal",6)) {
sdl.priority.focus=PRIORITY_LEVEL_NORMAL;next=6;
@ -905,7 +914,9 @@ static void GUI_StartUp(Section * sec) {
priority=&priority[next];
if (next && priority[0]==',' && priority[1]) {
priority++;
if (!strncasecmp(priority,"lower",5)) {
if (!strncasecmp(priority,"lowest",6)) {
sdl.priority.nofocus=PRIORITY_LEVEL_LOWEST;
} else if (!strncasecmp(priority,"lower",5)) {
sdl.priority.nofocus=PRIORITY_LEVEL_LOWER;
} else if (!strncasecmp(priority,"normal",6)) {
sdl.priority.nofocus=PRIORITY_LEVEL_NORMAL;
@ -1273,7 +1284,7 @@ int main(int argc, char* argv[]) {
"autolock -- Mouse will automatically lock, if you click on the screen.\n"
"sensitiviy -- Mouse sensitivity.\n"
"waitonerror -- Wait before closing the console if dosbox has an error.\n"
"priority -- Priority levels for dosbox: lower,normal,higher,highest.\n"
"priority -- Priority levels for dosbox: lowest,lower,normal,higher,highest.\n"
" Second entry behind the comma is for when dosbox is not focused/minimized.\n"
"mapperfile -- File used to load/save the key/event mappings from.\n"
"usescancodes -- Avoid usage of symkeys, might not work on all operating systems.\n"