Use the more portable NZERO instead of PRIO_*

We assume the valid range is [-NZERO, NZERO-1].
This commit is contained in:
sin 2014-02-27 14:19:36 +00:00
parent 2773bdaac7
commit 795ffe490d
2 changed files with 2 additions and 2 deletions

2
nice.c
View File

@ -32,7 +32,7 @@ main(int argc, char **argv)
val += getpriority(PRIO_PROCESS, 0); val += getpriority(PRIO_PROCESS, 0);
if (errno != 0) if (errno != 0)
weprintf("getpriority:"); weprintf("getpriority:");
val = MAX(PRIO_MIN, MIN(val, PRIO_MAX)); val = MAX(-NZERO, MIN(val, NZERO - 1));
if (setpriority(PRIO_PROCESS, 0, val) != 0) if (setpriority(PRIO_PROCESS, 0, val) != 0)
weprintf("setpriority:"); weprintf("setpriority:");

View File

@ -100,7 +100,7 @@ renice(int which, int who, long adj)
return false; return false;
} }
adj = MAX(PRIO_MIN, MIN(adj, PRIO_MAX)); adj = MAX(-NZERO, MIN(adj, NZERO - 1));
if(setpriority(which, who, (int)adj) == -1) { if(setpriority(which, who, (int)adj) == -1) {
fprintf(stderr, "can't set %d nice level: %s\n", fprintf(stderr, "can't set %d nice level: %s\n",
who, strerror(errno)); who, strerror(errno));