mirror of https://github.com/xzeldon/htop.git
[#480] SysArchMeter to view kernel/arch info
At start, SysArchMeter calls the uname function to obtain the kernel version and architecture. If available, the distro version is obtained by calling lsb_release. The obtained values are stored in static variables and used when updating the meter.
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7bfa466abe
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@ -67,6 +67,7 @@ myhtopsources = \
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Settings.c \
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SignalsPanel.c \
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SwapMeter.c \
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SysArchMeter.c \
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TasksMeter.c \
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TraceScreen.c \
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UptimeMeter.c \
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@ -121,6 +122,7 @@ myhtopheaders = \
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Settings.h \
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SignalsPanel.h \
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SwapMeter.h \
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SysArchMeter.h \
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TasksMeter.h \
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TraceScreen.h \
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UptimeMeter.h \
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@ -0,0 +1,83 @@
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/*
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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(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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@ -0,0 +1,14 @@
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#ifndef HEADER_SysArchMeter
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#define HEADER_SysArchMeter
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/*
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htop - SysArchMeter.h
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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 "Meter.h"
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extern const MeterClass SysArchMeter_class;
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#endif
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@ -31,6 +31,7 @@ in the source distribution for its full text.
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#include "MemoryMeter.h"
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#include "ProcessLocksScreen.h"
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#include "SwapMeter.h"
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#include "SysArchMeter.h"
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#include "TasksMeter.h"
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#include "UptimeMeter.h"
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#include "zfs/ZfsArcMeter.h"
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@ -93,6 +94,7 @@ const MeterClass* const Platform_meterTypes[] = {
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&TasksMeter_class,
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&BatteryMeter_class,
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&HostnameMeter_class,
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&SysArchMeter_class,
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&UptimeMeter_class,
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&AllCPUsMeter_class,
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&AllCPUs2Meter_class,
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@ -19,6 +19,7 @@ in the source distribution for its full text.
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#include "DateMeter.h"
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#include "DateTimeMeter.h"
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#include "HostnameMeter.h"
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#include "SysArchMeter.h"
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#include "DragonFlyBSDProcess.h"
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#include "DragonFlyBSDProcessList.h"
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@ -85,6 +86,7 @@ const MeterClass* const Platform_meterTypes[] = {
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&UptimeMeter_class,
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&BatteryMeter_class,
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&HostnameMeter_class,
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&SysArchMeter_class,
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&AllCPUsMeter_class,
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&AllCPUs2Meter_class,
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&AllCPUs4Meter_class,
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@ -42,6 +42,7 @@ in the source distribution for its full text.
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#include "ProcessList.h"
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#include "Settings.h"
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#include "SwapMeter.h"
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#include "SysArchMeter.h"
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#include "TasksMeter.h"
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#include "UptimeMeter.h"
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#include "XUtils.h"
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@ -103,6 +104,7 @@ const MeterClass* const Platform_meterTypes[] = {
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&UptimeMeter_class,
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&BatteryMeter_class,
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&HostnameMeter_class,
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&SysArchMeter_class,
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&AllCPUsMeter_class,
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&AllCPUs2Meter_class,
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&AllCPUs4Meter_class,
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@ -49,6 +49,7 @@ in the source distribution for its full text.
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#include "SELinuxMeter.h"
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#include "Settings.h"
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#include "SwapMeter.h"
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#include "SysArchMeter.h"
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#include "SystemdMeter.h"
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#include "TasksMeter.h"
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#include "UptimeMeter.h"
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@ -162,6 +163,7 @@ const MeterClass* const Platform_meterTypes[] = {
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&LoadMeter_class,
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&MemoryMeter_class,
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&SwapMeter_class,
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&SysArchMeter_class,
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&HugePageMeter_class,
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&TasksMeter_class,
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&UptimeMeter_class,
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@ -37,6 +37,7 @@ in the source distribution for its full text.
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#include "Settings.h"
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#include "SignalsPanel.h"
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#include "SwapMeter.h"
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#include "SysArchMeter.h"
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#include "TasksMeter.h"
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#include "UptimeMeter.h"
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#include "XUtils.h"
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@ -99,6 +100,7 @@ const MeterClass* const Platform_meterTypes[] = {
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&UptimeMeter_class,
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&BatteryMeter_class,
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&HostnameMeter_class,
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&SysArchMeter_class,
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&AllCPUsMeter_class,
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&AllCPUs2Meter_class,
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&AllCPUs4Meter_class,
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@ -19,6 +19,7 @@ in the source distribution for its full text.
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#include "DateMeter.h"
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#include "DateTimeMeter.h"
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#include "HostnameMeter.h"
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#include "SysArchMeter.h"
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#include "UptimeMeter.h"
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#include "zfs/ZfsArcMeter.h"
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#include "zfs/ZfsCompressedArcMeter.h"
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@ -100,6 +101,7 @@ const MeterClass* const Platform_meterTypes[] = {
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&TasksMeter_class,
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&BatteryMeter_class,
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&HostnameMeter_class,
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&SysArchMeter_class,
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&UptimeMeter_class,
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&AllCPUsMeter_class,
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&AllCPUs2Meter_class,
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@ -21,6 +21,7 @@ in the source distribution for its full text.
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#include "Macros.h"
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#include "MemoryMeter.h"
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#include "SwapMeter.h"
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#include "SysArchMeter.h"
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#include "TasksMeter.h"
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#include "UptimeMeter.h"
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@ -45,6 +46,7 @@ const MeterClass* const Platform_meterTypes[] = {
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&TasksMeter_class,
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&BatteryMeter_class,
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&HostnameMeter_class,
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&SysArchMeter_class,
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&UptimeMeter_class,
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&AllCPUsMeter_class,
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&AllCPUs2Meter_class,
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