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	pagesize.c - ubase - suckless linux base utils
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	---
	pagesize.c (484B)
	---
	1 /* See LICENSE file for copyright and license details. */
	2 #include <stdio.h>
	3 #include <stdlib.h>
	4 #include <unistd.h>
	5
	6 #include "util.h"
	7
	8 static void
	9 usage(void)
	10 {
	11 eprintf("usage: %s\n", argv0);
	12 }
	13
	14 int
	15 main(int argc, char *argv[])
	16 {
	17 long pagesz;
	18
	19 ARGBEGIN {
	20 default:
	21 usage();
	22 } ARGEND;
	23
	24 pagesz = sysconf(_SC_PAGESIZE);
	25 if (pagesz <= 0) {
	26 pagesz = sysconf(_SC_PAGE_SIZE);
	27 if (pagesz <= 0)
	28 eprintf("can't determine pagesize\n");
	29 }
	30 printf("%ld\n", pagesz);
	31 return 0;
	32 }