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/* Copyright (C) 2025 awy <awy@awy.one>
stmemory is free software: you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation,
either version 3 of the License, or (at your option) any later version.
stmemory is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public
License along with stmemory. If not, see
<https://www.gnu.org/licenses/>. */
#include <stdio.h>
#include "../lib/util.h"
int
main(void)
{
FILE *fp;
char line[256];
long total, free;
if (!(fp = fopen("/proc/meminfo", "r")))
die("failed to open: /proc/meminfo");
fgets(line, sizeof(line), fp);
sscanf(line + 9, "%ld", &total);
fgets(line, sizeof(line), fp);
fgets(line, sizeof(line), fp);
sscanf(line + 13, "%ld", &free);
printf("%ldMB", (total - free) / 1024 );
fclose(fp);
return 0;
}
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