mirror of https://github.com/xzeldon/htop.git
89 lines
2.6 KiB
C
89 lines
2.6 KiB
C
/*
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htop - SysArchMeter.c
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(C) 2021 htop dev team
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Released under the GNU GPLv2, see the COPYING file
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in the source distribution for its full text.
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*/
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#include "config.h" // IWYU pragma: keep
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#include "SysArchMeter.h"
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#include <stdio.h>
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#include <string.h>
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#include <sys/utsname.h>
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#include "XUtils.h"
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static const int SysArchMeter_attributes[] = {HOSTNAME};
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static void SysArchMeter_updateValues(Meter* this, char* buffer, size_t size) {
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static struct utsname uname_info;
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static int uname_result;
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static char distro[3][64] = { {'\0'}, {'\0'}, {'\0'} };
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static bool loaded_data = false;
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(void)this;
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if(!loaded_data) {
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uname_result = uname(&uname_info);
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FILE* fp = popen("lsb_release --id --release --codename", "r");
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if(fp) {
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char line[96] = {'\0'};
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size_t n = 0;
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while(fgets(line, sizeof(line), fp)) {
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n = strcspn(line, ":");
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if(n > 0 && (n + 1) < strlen(line)) {
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char* value = String_trim(&line[n + 1]);
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line[n] = '\0';
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if(String_eq(value, "n/a")) {
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free(value);
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continue;
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}
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if(String_eq(line, "Distributor ID"))
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snprintf(distro[0], sizeof(distro[0]), "%s", value);
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else if(String_eq(line, "Release"))
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snprintf(distro[1], sizeof(distro[1]), "%s", value);
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else if(String_eq(line, "Codename"))
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snprintf(distro[2], sizeof(distro[2]), "%s", value);
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free(value);
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}
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}
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if(!distro[0][0])
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snprintf(distro[0], sizeof(distro[0]), "Unknown");
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pclose(fp);
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}
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loaded_data = true;
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}
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if(uname_result == 0) {
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if (distro[1][0] && distro[2][0])
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snprintf(buffer, size, "%s %s [%s] / %s %s (%s)", uname_info.sysname, uname_info.release, uname_info.machine, distro[0], distro[1], distro[2]);
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else if(distro[1][0])
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snprintf(buffer, size, "%s %s [%s] / %s %s", uname_info.sysname, uname_info.release, uname_info.machine, distro[0], distro[1]);
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else
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snprintf(buffer, size, "%s %s [%s]", uname_info.sysname, uname_info.release, uname_info.machine);
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} else {
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snprintf(buffer, size, "Unknown");
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}
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}
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const MeterClass SysArchMeter_class = {
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.super = {
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.extends = Class(Meter),
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.delete = Meter_delete
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},
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.updateValues = SysArchMeter_updateValues,
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.defaultMode = TEXT_METERMODE,
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.maxItems = 0,
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.total = 100.0,
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.attributes = SysArchMeter_attributes,
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.name = "System",
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.uiName = "System",
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.caption = "System: ",
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};
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