60 lines
1.0 KiB
C
60 lines
1.0 KiB
C
/*
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* essai.c
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*/
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#include <stdio.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <string.h>
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#include "core/utils.h"
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int verbosity;
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/* --------------------------------------------------------------- */
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int get_loadavg(double *where)
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{
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FILE *fp;
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double loads[3];
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int foo;
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if ( ! (fp=fopen("/proc/loadavg", "r")) ) {
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perror("read loadavg");
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return -1;
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}
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foo = fscanf(fp, "%lf %lf %lf", loads, loads+1, loads+2);
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if (3 != foo) fprintf(stderr, "%s : read %d vals\n", __func__, foo);
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memcpy(where, loads, 3 * sizeof(double));
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fclose(fp);
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return 0;
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}
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/* --------------------------------------------------------------- */
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int main(int argc, char *argv[])
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{
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int opt, foo;
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double loads[3];
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while ((opt = getopt(argc, argv, "v")) != -1) {
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switch (opt) {
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case 'v': verbosity++; break;
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default: break;
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}
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}
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foo = get_loadavg(loads);
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if (foo) fprintf(stderr, "get loadavg -> %d\n", foo);
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printf("%f %f %f %f\n", dtime(), loads[0], loads[1], loads[2]);
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return 0;
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}
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/* --------------------------------------------------------------- */
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