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htop
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show custom thread names

This commit is contained in:
Hisham Muhammad 2010-02-25 01:37:31 +00:00
parent aff118ab39
commit 8f230920cd
4 changed files with 68 additions and 50 deletions
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1
DisplayOptionsPanel.c
View File

@ -69,6 +69,7 @@ DisplayOptionsPanel* DisplayOptionsPanel_new(Settings* settings, ScreenManager*
Panel_add(super, (Object*) CheckItem_new(String_copy("Hide kernel threads"), &(settings->pl->hideKernelThreads), false));
Panel_add(super, (Object*) CheckItem_new(String_copy("Hide userland threads"), &(settings->pl->hideUserlandThreads), false));
Panel_add(super, (Object*) CheckItem_new(String_copy("Display threads in a different color"), &(settings->pl->highlightThreads), false));
Panel_add(super, (Object*) CheckItem_new(String_copy("Show custom thread names"), &(settings->pl->showThreadNames), false));
Panel_add(super, (Object*) CheckItem_new(String_copy("Highlight program \"basename\""), &(settings->pl->highlightBaseName), false));
Panel_add(super, (Object*) CheckItem_new(String_copy("Highlight megabytes in memory counters"), &(settings->pl->highlightMegabytes), false));
Panel_add(super, (Object*) CheckItem_new(String_copy("Leave a margin around header"), &(settings->header->margin), false));

108
ProcessList.c
View File

@ -114,6 +114,8 @@ typedef struct ProcessList_ {
int direction;
bool hideThreads;
bool shadowOtherUsers;
bool showThreadNames;
bool showingThreadNames;
bool hideKernelThreads;
bool hideUserlandThreads;
bool treeView;
@ -246,6 +248,8 @@ ProcessList* ProcessList_new(UsersTable* usersTable) {
this->direction = 1;
this->hideThreads = false;
this->shadowOtherUsers = false;
this->showThreadNames = true;
this->showingThreadNames = true;
this->hideKernelThreads = false;
this->hideUserlandThreads = false;
this->treeView = false;
@ -286,7 +290,7 @@ RichString ProcessList_printHeader(ProcessList* this) {
RichString_initVal(out);
ProcessField* fields = this->fields;
for (int i = 0; fields[i]; i++) {
char* field = Process_fieldTitles[fields[i]];
const char* field = Process_fieldTitles[fields[i]];
if (this->sortKey == fields[i])
RichString_append(&out, CRT_colors[PANEL_HIGHLIGHT_FOCUS], field);
else
@ -311,28 +315,28 @@ static void ProcessList_remove(ProcessList* this, Process* p) {
Process* pp = Hashtable_remove(this->processTable, p->pid);
assert(pp == p); (void)pp;
unsigned int pid = p->pid;
int index = Vector_indexOf(this->processes, p, Process_pidCompare);
assert(index != -1);
if (index >= 0) Vector_remove(this->processes, index);
int idx = Vector_indexOf(this->processes, p, Process_pidCompare);
assert(idx != -1);
if (idx >= 0) Vector_remove(this->processes, idx);
assert(Hashtable_get(this->processTable, pid) == NULL); (void)pid;
assert(Hashtable_count(this->processTable) == Vector_count(this->processes));
}
Process* ProcessList_get(ProcessList* this, int index) {
return (Process*) (Vector_get(this->processes, index));
Process* ProcessList_get(ProcessList* this, int idx) {
return (Process*) (Vector_get(this->processes, idx));
}
int ProcessList_size(ProcessList* this) {
return (Vector_size(this->processes));
}
static void ProcessList_buildTree(ProcessList* this, int pid, int level, int indent, int direction) {
static void ProcessList_buildTree(ProcessList* this, pid_t pid, int level, int indent, int direction) {
Vector* children = Vector_new(PROCESS_CLASS, false, DEFAULT_SIZE, Process_compare);
for (int i = Vector_size(this->processes) - 1; i >= 0; i--) {
Process* process = (Process*) (Vector_get(this->processes, i));
if (process->tgid == pid || (process->tgid == process->pid && process->ppid == pid)) {
Process* process = (Process*) (Vector_take(this->processes, i));
process = (Process*) (Vector_take(this->processes, i));
Vector_add(children, process);
}
}
@ -394,7 +398,7 @@ void ProcessList_sort(ProcessList* this) {
}
}
static int ProcessList_readStatFile(ProcessList* this, Process *proc, FILE *f, char *command) {
static int ProcessList_readStatFile(Process *proc, FILE *f, char *command) {
static char buf[MAX_READ];
unsigned long int zero;
@ -434,7 +438,7 @@ static int ProcessList_readStatFile(ProcessList* this, Process *proc, FILE *f, c
#else
long int uzero;
int num = ProcessList_read(this, location,
"%c %u %u %u %u %d %lu %lu %lu %lu "
"%c %d %u %u %u %d %lu %lu %lu %lu "
"%lu %lu %lu %ld %ld %ld %ld %ld %ld "
"%lu %lu %ld %lu %lu %lu %lu %lu "
"%lu %lu %lu %lu %lu %lu %lu %lu "
@ -459,7 +463,7 @@ static int ProcessList_readStatFile(ProcessList* this, Process *proc, FILE *f, c
return 1;
}
static bool ProcessList_readStatusFile(ProcessList* this, Process* proc, char* dirname, char* name) {
static bool ProcessList_readStatusFile(Process* proc, const char* dirname, char* name) {
char statusfilename[MAX_NAME+1];
statusfilename[MAX_NAME] = '\0';
@ -474,7 +478,7 @@ static bool ProcessList_readStatusFile(ProcessList* this, Process* proc, char* d
#ifdef HAVE_TASKSTATS
static void ProcessList_readIoFile(ProcessList* this, Process* proc, char* dirname, char* name) {
static void ProcessList_readIoFile(Process* proc, const char* dirname, char* name) {
char iofilename[MAX_NAME+1];
iofilename[MAX_NAME] = '\0';
@ -513,11 +517,10 @@ static void ProcessList_readIoFile(ProcessList* this, Process* proc, char* dirna
#endif
static bool ProcessList_processEntries(ProcessList* this, char* dirname, Process* parent, float period) {
static bool ProcessList_processEntries(ProcessList* this, const char* dirname, Process* parent, pid_t parentPid, float period) {
DIR* dir;
struct dirent* entry;
Process* prototype = this->prototype;
int parentPid = parent ? parent->pid : 0;
dir = opendir(dirname);
if (!dir) return false;
@ -567,18 +570,18 @@ static bool ProcessList_processEntries(ProcessList* this, char* dirname, Process
char subdirname[MAX_NAME+1];
snprintf(subdirname, MAX_NAME, "%s/%s/task", dirname, name);
if (ProcessList_processEntries(this, subdirname, process, period))
if (ProcessList_processEntries(this, subdirname, process, pid, period))
continue;
}
#ifdef HAVE_TASKSTATS
ProcessList_readIoFile(this, process, dirname, name);
ProcessList_readIoFile(process, dirname, name);
#endif
process->updated = true;
if (!existingProcess)
if (! ProcessList_readStatusFile(this, process, dirname, name))
if (! ProcessList_readStatusFile(process, dirname, name))
goto errorReadingProcess;
snprintf(statusfilename, MAX_NAME, "%s/%s/statm", dirname, name);
@ -607,7 +610,7 @@ static bool ProcessList_processEntries(ProcessList* this, char* dirname, Process
if (status == NULL)
goto errorReadingProcess;
int success = ProcessList_readStatFile(this, process, status, command);
int success = ProcessList_readStatFile(process, status, command);
fclose(status);
if(!success) {
goto errorReadingProcess;
@ -668,13 +671,17 @@ static bool ProcessList_processEntries(ProcessList* this, char* dirname, Process
fclose(status);
}
#endif
}
if ( ((!existingProcess) && (!showUserlandThreads || pid == parentPid || !this->showThreadNames))
|| (this->showingThreadNames && !this->showThreadNames) ) {
snprintf(statusfilename, MAX_NAME, "%s/%s/cmdline", dirname, name);
status = ProcessList_fopen(this, statusfilename, "r");
if (!status) {
goto errorReadingProcess;
}
int amtRead = fread(command, 1, PROCESS_COMM_LEN - 1, status);
if (amtRead > 0) {
for (int i = 0; i < amtRead; i++)
@ -683,9 +690,10 @@ static bool ProcessList_processEntries(ProcessList* this, char* dirname, Process
command[amtRead] = '\0';
}
fclose(status);
command[PROCESS_COMM_LEN] = '\0';
process->comm = String_copy(command);
} else if (pid != parentPid && this->showThreadNames) {
process->comm = String_copy(command);
}
int percent_cpu = (process->utime + process->stime - lasttimes) /
@ -729,35 +737,37 @@ void ProcessList_scan(ProcessList* this) {
unsigned long long int swapFree = 0;
FILE* status;
char buffer[128];
status = ProcessList_fopen(this, PROCMEMINFOFILE, "r");
assert(status != NULL);
int processors = this->processorCount;
while (fgets(buffer, 128, status)) {
switch (buffer[0]) {
case 'M':
if (String_startsWith(buffer, "MemTotal:"))
ProcessList_read(this, buffer, "MemTotal: %llu kB", &this->totalMem);
else if (String_startsWith(buffer, "MemFree:"))
ProcessList_read(this, buffer, "MemFree: %llu kB", &this->freeMem);
else if (String_startsWith(buffer, "MemShared:"))
ProcessList_read(this, buffer, "MemShared: %llu kB", &this->sharedMem);
break;
case 'B':
if (String_startsWith(buffer, "Buffers:"))
ProcessList_read(this, buffer, "Buffers: %llu kB", &this->buffersMem);
break;
case 'C':
if (String_startsWith(buffer, "Cached:"))
ProcessList_read(this, buffer, "Cached: %llu kB", &this->cachedMem);
break;
case 'S':
if (String_startsWith(buffer, "SwapTotal:"))
ProcessList_read(this, buffer, "SwapTotal: %llu kB", &this->totalSwap);
if (String_startsWith(buffer, "SwapFree:"))
ProcessList_read(this, buffer, "SwapFree: %llu kB", &swapFree);
break;
{
char buffer[128];
while (fgets(buffer, 128, status)) {
switch (buffer[0]) {
case 'M':
if (String_startsWith(buffer, "MemTotal:"))
ProcessList_read(this, buffer, "MemTotal: %llu kB", &this->totalMem);
else if (String_startsWith(buffer, "MemFree:"))
ProcessList_read(this, buffer, "MemFree: %llu kB", &this->freeMem);
else if (String_startsWith(buffer, "MemShared:"))
ProcessList_read(this, buffer, "MemShared: %llu kB", &this->sharedMem);
break;
case 'B':
if (String_startsWith(buffer, "Buffers:"))
ProcessList_read(this, buffer, "Buffers: %llu kB", &this->buffersMem);
break;
case 'C':
if (String_startsWith(buffer, "Cached:"))
ProcessList_read(this, buffer, "Cached: %llu kB", &this->cachedMem);
break;
case 'S':
if (String_startsWith(buffer, "SwapTotal:"))
ProcessList_read(this, buffer, "SwapTotal: %llu kB", &this->totalSwap);
if (String_startsWith(buffer, "SwapFree:"))
ProcessList_read(this, buffer, "SwapFree: %llu kB", &swapFree);
break;
}
}
}
@ -834,7 +844,9 @@ void ProcessList_scan(ProcessList* this) {
this->totalTasks = 0;
this->runningTasks = 0;
ProcessList_processEntries(this, PROCDIR, NULL, period);
ProcessList_processEntries(this, PROCDIR, NULL, 0, period);
this->showingThreadNames = this->showThreadNames;
for (int i = Vector_size(this->processes) - 1; i >= 0; i--) {
Process* p = (Process*) Vector_get(this->processes, i);

4
ProcessList.h
View File

@ -114,6 +114,8 @@ typedef struct ProcessList_ {
int direction;
bool hideThreads;
bool shadowOtherUsers;
bool showThreadNames;
bool showingThreadNames;
bool hideKernelThreads;
bool hideUserlandThreads;
bool treeView;
@ -150,7 +152,7 @@ void ProcessList_invertSortOrder(ProcessList* this);
RichString ProcessList_printHeader(ProcessList* this);
Process* ProcessList_get(ProcessList* this, int index);
Process* ProcessList_get(ProcessList* this, int idx);
int ProcessList_size(ProcessList* this);

5
Settings.c
View File

@ -98,6 +98,8 @@ static bool Settings_read(Settings* this, char* fileName) {
this->pl->hideUserlandThreads = atoi(option[1]);
} else if (String_eq(option[0], "shadow_other_users")) {
this->pl->shadowOtherUsers = atoi(option[1]);
} else if (String_eq(option[0], "show_thread_names")) {
this->pl->showThreadNames = atoi(option[1]);
} else if (String_eq(option[0], "highlight_base_name")) {
this->pl->highlightBaseName = atoi(option[1]);
} else if (String_eq(option[0], "highlight_megabytes")) {
@ -163,6 +165,7 @@ bool Settings_write(Settings* this) {
fprintf(fd, "hide_kernel_threads=%d\n", (int) this->pl->hideKernelThreads);
fprintf(fd, "hide_userland_threads=%d\n", (int) this->pl->hideUserlandThreads);
fprintf(fd, "shadow_other_users=%d\n", (int) this->pl->shadowOtherUsers);
fprintf(fd, "show_thread_names=%d\n", (int) this->pl->showThreadNames);
fprintf(fd, "highlight_base_name=%d\n", (int) this->pl->highlightBaseName);
fprintf(fd, "highlight_megabytes=%d\n", (int) this->pl->highlightMegabytes);
fprintf(fd, "highlight_threads=%d\n", (int) this->pl->highlightThreads);
@ -201,7 +204,7 @@ Settings* Settings_new(ProcessList* pl, Header* header) {
Settings* this = malloc(sizeof(Settings));
this->pl = pl;
this->header = header;
char* home;
const char* home;
char* rcfile;
home = getenv("HOME_ETC");
if (!home) home = getenv("HOME");