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OS/2 Shareware BBS: 11 Util
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PRIORITY.LZH
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PRIORITY.C
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C/C++ Source or Header
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1992-07-11
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1KB
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49 lines
#define INCL_DOS
#include <os2.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <process.h>
/* quickie program to adjust priority of a program being spawned */
int main (int argc,char *argv[]) {
int priclass,pridelta;
struct {
int pid;
int thread;
int parentpid;
} pid;
if(argc < 4) {
printf("\nUsage: Priority.exe <priclass> <pridelta> program args...\n\n"
" <priclass>: 1-4\n"
" 1 = idle 2 = normal 3 = high 4 = fixed high (lower than 3)\n"
" <pridelta>: 0-31\n"
" the higher the number, the higher the priority\n");
exit(1);
}
priclass = atoi(argv[1]);
pridelta = atoi(argv[2]);
if(priclass < 1 || priclass > 4) {
printf("\nInvalid priority class (first arg) %d\n",priclass);
exit(1);
}
DosGetPID (&pid);
if (!DosSetPrty (2, priclass, pridelta, pid.thread)) {
printf("\nPriority set to %d,%d\n", priclass, pridelta);
}
else {
printf("\n\07Couldn't affect priority\n");
}
return spawnvp(P_WAIT,argv[3],&argv[3]);
}