63 lines
1.8 KiB
C
63 lines
1.8 KiB
C
// vim:ts=4:sw=4:expandtab
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#include <config.h>
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#include "i3status.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <yajl/yajl_gen.h>
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#include <yajl/yajl_version.h>
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void print_load(yajl_gen json_gen, char *buffer, const char *format, const char *format_above_threshold, const float max_threshold) {
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char *outwalk = buffer;
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/* Get load */
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#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(linux) || defined(__OpenBSD__) || defined(__NetBSD__) || defined(__APPLE__) || defined(sun) || defined(__DragonFly__)
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double loadavg[3];
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const char *selected_format = format;
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const char *walk;
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bool colorful_output = false;
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if (getloadavg(loadavg, 3) == -1)
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goto error;
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if (loadavg[0] >= max_threshold) {
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START_COLOR("color_bad");
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colorful_output = true;
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if (format_above_threshold != NULL)
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selected_format = format_above_threshold;
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}
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for (walk = selected_format; *walk != '\0'; walk++) {
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if (*walk != '%') {
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*(outwalk++) = *walk;
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} else if (BEGINS_WITH(walk + 1, "1min")) {
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outwalk += sprintf(outwalk, "%1.2f", loadavg[0]);
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walk += strlen("1min");
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} else if (BEGINS_WITH(walk + 1, "5min")) {
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outwalk += sprintf(outwalk, "%1.2f", loadavg[1]);
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walk += strlen("5min");
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} else if (BEGINS_WITH(walk + 1, "15min")) {
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outwalk += sprintf(outwalk, "%1.2f", loadavg[2]);
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walk += strlen("15min");
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} else {
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*(outwalk++) = '%';
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}
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}
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if (colorful_output)
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END_COLOR;
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*outwalk = '\0';
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OUTPUT_FULL_TEXT(buffer);
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return;
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error:
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#endif
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OUTPUT_FULL_TEXT("cant read load");
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(void)fputs("i3status: Cannot read system load using getloadavg()\n", stderr);
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}
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