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htop
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This commit is contained in:
Benny Baumann 2020-11-01 01:09:51 +01:00
parent 61e14d4bb2
commit 45869513bf
46 changed files with 656 additions and 277 deletions
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56
Action.c
View File

@ -65,13 +65,13 @@ Object* Action_pickFromVector(State* st, Panel* list, int x, bool followProcess)
Process* selected = (Process*)Panel_getSelected(panel);
if (selected && selected->pid == pid)
return Panel_getSelected(list);
else
beep();
} else {
return Panel_getSelected(list);
}
}
return NULL;
}
@ -128,14 +128,18 @@ static void tagAllChildren(Panel* panel, Process* parent) {
static bool expandCollapse(Panel* panel) {
Process* p = (Process*) Panel_getSelected(panel);
if (!p) return false;
if (!p)
return false;
p->showChildren = !p->showChildren;
return true;
}
static bool collapseIntoParent(Panel* panel) {
Process* p = (Process*) Panel_getSelected(panel);
if (!p) return false;
if (!p)
return false;
pid_t ppid = Process_getParentPid(p);
for (int i = 0; i < Panel_size(panel); i++) {
Process* q = (Process*) Panel_get(panel, i);
@ -165,6 +169,7 @@ static Htop_Reaction sortBy(State* st) {
Panel_add(sortPanel, (Object*) ListItem_new(name, fields[i]));
if (fields[i] == st->settings->sortKey)
Panel_setSelected(sortPanel, i);
free(name);
}
ListItem* field = (ListItem*) Action_pickFromVector(st, sortPanel, 15, false);
@ -172,8 +177,10 @@ static Htop_Reaction sortBy(State* st) {
reaction |= Action_setSortKey(st->settings, field->key);
}
Object_delete(sortPanel);
if (st->pauseProcessUpdate)
ProcessList_sort(st->pl);
return reaction | HTOP_REFRESH | HTOP_REDRAW_BAR | HTOP_UPDATE_PANELHDR;
}
@ -215,7 +222,10 @@ static Htop_Reaction actionToggleProgramPath(State* st) {
static Htop_Reaction actionToggleTreeView(State* st) {
st->settings->treeView = !st->settings->treeView;
if (st->settings->treeView) st->settings->direction = 1;
if (st->settings->treeView) {
st->settings->direction = 1;
}
ProcessList_expandTree(st->pl);
return HTOP_REFRESH | HTOP_SAVE_SETTINGS | HTOP_KEEP_FOLLOWING | HTOP_REDRAW_BAR | HTOP_UPDATE_PANELHDR;
}
@ -286,13 +296,18 @@ static Htop_Reaction actionQuit(ATTR_UNUSED State* st) {
static Htop_Reaction actionSetAffinity(State* st) {
if (st->pl->cpuCount == 1)
return HTOP_OK;
#if (defined(HAVE_LIBHWLOC) || defined(HAVE_LINUX_AFFINITY))
Panel* panel = st->panel;
Process* p = (Process*) Panel_getSelected(panel);
if (!p) return HTOP_OK;
if (!p)
return HTOP_OK;
Affinity* affinity1 = Affinity_get(p, st->pl);
if (!affinity1) return HTOP_OK;
if (!affinity1)
return HTOP_OK;
int width;
Panel* affinityPanel = AffinityPanel_new(st->pl, affinity1, &width);
width += 1; /* we add a gap between the panels */
@ -302,7 +317,8 @@ static Htop_Reaction actionSetAffinity(State* st) {
if (set) {
Affinity* affinity2 = AffinityPanel_getAffinity(affinityPanel, st->pl);
bool ok = MainPanel_foreachProcess((MainPanel*)panel, Affinity_set, (Arg) { .v = affinity2 }, NULL);
if (!ok) beep();
if (!ok)
beep();
Affinity_delete(affinity2);
}
Object_delete(affinityPanel);
@ -362,7 +378,9 @@ static Htop_Reaction actionSetup(State* st) {
static Htop_Reaction actionLsof(State* st) {
Process* p = (Process*) Panel_getSelected(st->panel);
if (!p) return HTOP_OK;
if (!p)
return HTOP_OK;
OpenFilesScreen* ofs = OpenFilesScreen_new(p);
InfoScreen_run((InfoScreen*)ofs);
OpenFilesScreen_delete((Object*)ofs);
@ -373,7 +391,9 @@ static Htop_Reaction actionLsof(State* st) {
static Htop_Reaction actionStrace(State* st) {
Process* p = (Process*) Panel_getSelected(st->panel);
if (!p) return HTOP_OK;
if (!p)
return HTOP_OK;
TraceScreen* ts = TraceScreen_new(p);
bool ok = TraceScreen_forkTracer(ts);
if (ok) {
@ -387,7 +407,9 @@ static Htop_Reaction actionStrace(State* st) {
static Htop_Reaction actionTag(State* st) {
Process* p = (Process*) Panel_getSelected(st->panel);
if (!p) return HTOP_OK;
if (!p)
return HTOP_OK;
Process_toggleTag(p);
Panel_onKey(st->panel, KEY_DOWN);
return HTOP_OK;
@ -555,14 +577,18 @@ static Htop_Reaction actionUntagAll(State* st) {
static Htop_Reaction actionTagAllChildren(State* st) {
Process* p = (Process*) Panel_getSelected(st->panel);
if (!p) return HTOP_OK;
if (!p)
return HTOP_OK;
tagAllChildren(st->panel, p);
return HTOP_OK;
}
static Htop_Reaction actionShowEnvScreen(State* st) {
Process* p = (Process*) Panel_getSelected(st->panel);
if (!p) return HTOP_OK;
if (!p)
return HTOP_OK;
EnvScreen* es = EnvScreen_new(p);
InfoScreen_run((InfoScreen*)es);
EnvScreen_delete((Object*)es);
@ -573,7 +599,9 @@ static Htop_Reaction actionShowEnvScreen(State* st) {
static Htop_Reaction actionShowCommandScreen(State* st) {
Process* p = (Process*) Panel_getSelected(st->panel);
if (!p) return HTOP_OK;
if (!p)
return HTOP_OK;
CommandScreen* cmdScr = CommandScreen_new(p);
InfoScreen_run((InfoScreen*)cmdScr);
CommandScreen_delete((Object*)cmdScr);

7
Affinity.c
View File

@ -89,12 +89,15 @@ bool Affinity_set(Process* proc, Arg arg) {
Affinity* Affinity_get(Process* proc, ProcessList* pl) {
cpu_set_t cpuset;
bool ok = (sched_getaffinity(proc->pid, sizeof(cpu_set_t), &cpuset) == 0);
if (!ok) return NULL;
if (!ok)
return NULL;
Affinity* affinity = Affinity_new(pl);
for (int i = 0; i < pl->cpuCount; i++) {
if (CPU_ISSET(i, &cpuset))
if (CPU_ISSET(i, &cpuset)) {
Affinity_add(affinity, i);
}
}
return affinity;
}

33
AffinityPanel.c
View File

@ -60,12 +60,13 @@ static void MaskItem_display(const Object* cast, RichString* out) {
const MaskItem* this = (const MaskItem*)cast;
assert (this != NULL);
RichString_append(out, CRT_colors[CHECK_BOX], "[");
if (this->value == 2)
if (this->value == 2) {
RichString_append(out, CRT_colors[CHECK_MARK], "x");
else if (this->value == 1)
} else if (this->value == 1) {
RichString_append(out, CRT_colors[CHECK_MARK], "o");
else
} else {
RichString_append(out, CRT_colors[CHECK_MARK], " ");
}
RichString_append(out, CRT_colors[CHECK_BOX], "]");
RichString_append(out, CRT_colors[CHECK_TEXT], " ");
if (this->indent) {
@ -178,12 +179,13 @@ static void AffinityPanel_update(AffinityPanel* this, bool keepSelected) {
Panel_prune(super);
#ifdef HAVE_LIBHWLOC
if (this->topoView)
if (this->topoView) {
AffinityPanel_updateTopo(this, this->topoRoot);
else {
for (int i = 0; i < Vector_size(this->cpuids); i++)
} else {
for (int i = 0; i < Vector_size(this->cpuids); i++) {
AffinityPanel_updateItem(this, (MaskItem*) Vector_get(this->cpuids, i));
}
}
#else
Panel_splice(super, this->cpuids);
#endif
@ -304,14 +306,16 @@ static MaskItem* AffinityPanel_addObject(AffinityPanel* this, hwloc_obj_t obj, u
hwloc_bitmap_and(result, obj->complete_cpuset, this->workCpuset);
int weight = hwloc_bitmap_weight(result);
hwloc_bitmap_free(result);
if (weight == 0 || weight == (hwloc_bitmap_weight(this->workCpuset) + hwloc_bitmap_weight(obj->complete_cpuset)))
if (weight == 0 || weight == (hwloc_bitmap_weight(this->workCpuset) + hwloc_bitmap_weight(obj->complete_cpuset))) {
item->sub_tree = 2;
}
}
/* "[x] " + "|- " * depth + ("- ")?(if root node) + name */
unsigned width = 4 + 3 * depth + (2 * !depth) + strlen(buf);
if (width > this->width)
if (width > this->width) {
this->width = width;
}
return item;
}
@ -323,8 +327,10 @@ static MaskItem* AffinityPanel_buildTopology(AffinityPanel* this, hwloc_obj_t ob
} else {
indent &= ~(1u << obj->depth);
}
for (unsigned i = 0; i < obj->arity; i++)
for (unsigned i = 0; i < obj->arity; i++) {
AffinityPanel_buildTopology(this, obj->children[i], indent, item);
}
return parent == NULL ? item : NULL;
}
@ -382,8 +388,9 @@ Panel* AffinityPanel_new(ProcessList* pl, Affinity* affinity, int* width) {
char number[16];
xSnprintf(number, 9, "CPU %d", Settings_cpuId(pl->settings, i));
unsigned cpu_width = 4 + strlen(number);
if (cpu_width > this->width)
if (cpu_width > this->width) {
this->width = cpu_width;
}
bool isSet = false;
if (curCpu < affinity->used && affinity->cpus[curCpu] == i) {
@ -402,8 +409,9 @@ Panel* AffinityPanel_new(ProcessList* pl, Affinity* affinity, int* width) {
this->topoRoot = AffinityPanel_buildTopology(this, hwloc_get_root_obj(pl->topology), 0, NULL);
#endif
if (width)
if (width) {
*width = this->width;
}
AffinityPanel_update(this, false);
@ -422,9 +430,10 @@ Affinity* AffinityPanel_getAffinity(Panel* super, ProcessList* pl) {
#else
for (int i = 0; i < this->pl->cpuCount; i++) {
MaskItem* item = (MaskItem*)Vector_get(this->cpuids, i);
if (item->value)
if (item->value) {
Affinity_add(affinity, item->cpu);
}
}
#endif
return affinity;

3
CPUMeter.c
View File

@ -163,10 +163,13 @@ static void CPUMeterCommonInit(Meter* this, int ncol) {
for (int i = 0; i < count; i++) {
if (!meters[i])
meters[i] = Meter_new(this->pl, start + i + 1, (const MeterClass*) Class(CPUMeter));
Meter_init(meters[i]);
}
if (this->mode == 0)
this->mode = BAR_METERMODE;
int h = Meter_modes[this->mode]->h;
this->h = h * ((count + ncol - 1) / ncol);
}

16
CRT.c
View File

@ -619,13 +619,18 @@ void CRT_init(int delay, int colorScheme, bool allowUnicode) {
keypad(stdscr, true);
mouseinterval(0);
curs_set(0);
if (has_colors())
if (has_colors()) {
start_color();
}
CRT_termType = getenv("TERM");
if (String_eq(CRT_termType, "linux"))
if (String_eq(CRT_termType, "linux")) {
CRT_scrollHAmount = 20;
else
} else {
CRT_scrollHAmount = 5;
}
if (String_startsWith(CRT_termType, "xterm") || String_eq(CRT_termType, "vt220")) {
define_key("\033[H", KEY_HOME);
define_key("\033[F", KEY_END);
@ -670,10 +675,11 @@ void CRT_init(int delay, int colorScheme, bool allowUnicode) {
setlocale(LC_CTYPE, "");
#ifdef HAVE_LIBNCURSESW
if (allowUnicode && String_eq(nl_langinfo(CODESET), "UTF-8"))
if (allowUnicode && String_eq(nl_langinfo(CODESET), "UTF-8")) {
CRT_utf8 = true;
else
} else {
CRT_utf8 = false;
}
#else
(void) allowUnicode;
#endif

1
CategoriesPanel.c
View File

@ -97,6 +97,7 @@ static HandlerResult CategoriesPanel_eventHandler(Panel* super, int ch) {
int size = ScreenManager_size(this->scr);
for (int i = 1; i < size; i++)
ScreenManager_remove(this->scr, 1);
switch (selected) {
case 0:
CategoriesPanel_makeMetersPage(this);

15
CheckItem.c
View File

@ -26,10 +26,11 @@ static void CheckItem_display(const Object* cast, RichString* out) {
const CheckItem* this = (const CheckItem*)cast;
assert (this != NULL);
RichString_write(out, CRT_colors[CHECK_BOX], "[");
if (CheckItem_get(this))
if (CheckItem_get(this)) {
RichString_append(out, CRT_colors[CHECK_MARK], "x");
else
} else {
RichString_append(out, CRT_colors[CHECK_MARK], " ");
}
RichString_append(out, CRT_colors[CHECK_BOX], "] ");
RichString_append(out, CRT_colors[CHECK_TEXT], this->text);
}
@ -56,15 +57,17 @@ CheckItem* CheckItem_newByVal(char* text, bool value) {
}
void CheckItem_set(CheckItem* this, bool value) {
if (this->ref)
if (this->ref) {
*(this->ref) = value;
else
} else {
this->value = value;
}
}
bool CheckItem_get(const CheckItem* this) {
if (this->ref)
if (this->ref) {
return *(this->ref);
else
} else {
return this->value;
}
}

1
ColorsPanel.c
View File

@ -64,6 +64,7 @@ static HandlerResult ColorsPanel_eventHandler(Panel* super, int ch) {
for (int i = 0; ColorSchemeNames[i] != NULL; i++)
CheckItem_set((CheckItem*)Panel_get(super, i), false);
CheckItem_set((CheckItem*)Panel_get(super, mark), true);
this->settings->colorScheme = mark;
result = HANDLED;
}

4
CommandScreen.c
View File

@ -21,7 +21,9 @@ static void CommandScreen_scan(InfoScreen* this) {
int line_offset = 0, last_spc = -1, len;
for (; *p != '\0'; p++, line_offset++) {
line[line_offset] = *p;
if (*p == ' ') last_spc = line_offset;
if (*p == ' ') {
last_spc = line_offset;
}
if (line_offset == COLS) {
len = (last_spc == -1) ? line_offset : last_spc;

10
FunctionBar.c
View File

@ -106,10 +106,11 @@ void FunctionBar_drawExtra(const FunctionBar* this, const char* buffer, int attr
}
if (buffer) {
if (attr == -1)
if (attr == -1) {
attrset(CRT_colors[FUNCTION_BAR]);
else
} else {
attrset(attr);
}
mvaddstr(LINES - 1, x, buffer);
attrset(CRT_colors[RESET_COLOR]);
x += strlen(buffer);
@ -126,10 +127,11 @@ void FunctionBar_drawExtra(const FunctionBar* this, const char* buffer, int attr
}
void FunctionBar_append(const char* buffer, int attr) {
if (attr == -1)
if (attr == -1) {
attrset(CRT_colors[FUNCTION_BAR]);
else
} else {
attrset(attr);
}
mvaddstr(LINES - 1, currentLen, buffer);
attrset(CRT_colors[RESET_COLOR]);

9
Hashtable.c
View File

@ -70,6 +70,7 @@ void Hashtable_delete(Hashtable* this) {
while (walk != NULL) {
if (this->owner)
free(walk->value);
HashtableItem* savedWalk = walk;
walk = savedWalk->next;
free(savedWalk);
@ -90,10 +91,13 @@ void Hashtable_put(Hashtable* this, unsigned int key, void* value) {
} else if ((*bucketPtr)->key == key) {
if (this->owner && (*bucketPtr)->value != value)
free((*bucketPtr)->value);
(*bucketPtr)->value = value;
break;
} else
} else {
bucketPtr = &((*bucketPtr)->next);
}
assert(Hashtable_isConsistent(this));
}
@ -134,10 +138,11 @@ void* Hashtable_get(Hashtable* this, unsigned int key) {
} else if (bucketPtr->key == key) {
assert(Hashtable_isConsistent(this));
return bucketPtr->value;
} else
} else {
bucketPtr = bucketPtr->next;
}
}
}
void Hashtable_foreach(Hashtable* this, Hashtable_PairFunction f, void* userData) {
assert(Hashtable_isConsistent(this));

9
Header.c
View File

@ -88,7 +88,8 @@ MeterModeId Header_addMeterByName(Header* this, char* name, int column) {
int param = 0;
if (paren) {
int ok = sscanf(paren, "(%10d)", &param);
if (!ok) param = 0;
if (!ok)
param = 0;
*paren = '\0';
}
MeterModeId mode = TEXT_METERMODE;
@ -100,8 +101,10 @@ MeterModeId Header_addMeterByName(Header* this, char* name, int column) {
break;
}
}
if (paren)
*paren = '(';
return mode;
}
@ -110,6 +113,7 @@ void Header_setMode(Header* this, int i, MeterModeId mode, int column) {
if (i >= Vector_size(meters))
return;
Meter* meter = (Meter*) Vector_get(meters, i);
Meter_setMode(meter, mode);
}
@ -153,11 +157,12 @@ void Header_reinit(Header* this) {
Header_forEachColumn(this, col) {
for (int i = 0; i < Vector_size(this->columns[col]); i++) {
Meter* meter = (Meter*) Vector_get(this->columns[col], i);
if (Meter_initFn(meter))
if (Meter_initFn(meter)) {
Meter_init(meter);
}
}
}
}
void Header_draw(const Header* this) {
int height = this->height;

35
IncSet.c
View File

@ -79,7 +79,10 @@ static void updateWeakPanel(IncSet* this, Panel* panel, Vector* lines) {
ListItem* line = (ListItem*)Vector_get(lines, i);
if (String_contains_i(line->value, incFilter)) {
Panel_add(panel, (Object*)line);
if (selected == (Object*)line) Panel_setSelected(panel, n);
if (selected == (Object*)line) {
Panel_setSelected(panel, n);
}
n++;
}
}
@ -87,7 +90,9 @@ static void updateWeakPanel(IncSet* this, Panel* panel, Vector* lines) {
for (int i = 0; i < Vector_size(lines); i++) {
Object* line = Vector_get(lines, i);
Panel_add(panel, line);
if (selected == line) Panel_setSelected(panel, i);
if (selected == line) {
Panel_setSelected(panel, i);
}
}
}
}
@ -116,9 +121,16 @@ static bool IncMode_find(IncMode* mode, Panel* panel, IncMode_GetPanelValue getP
int i = here;
for (;;) {
i += step;
if (i == size) i = 0;
if (i == -1) i = size - 1;
if (i == here) return false;
if (i == size) {
i = 0;
}
if (i == -1) {
i = size - 1;
}
if (i == here) {
return false;
}
if (String_contains_i(getPanelValue(panel, i), mode->buffer)) {
Panel_setSelected(panel, i);
return true;
@ -137,12 +149,15 @@ bool IncSet_prev(IncSet* this, IncType type, Panel* panel, IncMode_GetPanelValue
bool IncSet_handleKey(IncSet* this, int ch, Panel* panel, IncMode_GetPanelValue getPanelValue, Vector* lines) {
if (ch == ERR)
return true;
IncMode* mode = this->active;
int size = Panel_size(panel);
bool filterChanged = false;
bool doSearch = true;
if (ch == KEY_F(3)) {
if (size == 0) return true;
if (size == 0)
return true;
IncMode_find(mode, panel, getPanelValue, 1);
doSearch = false;
} else if (0 < ch && ch < 255 && isprint((unsigned char)ch)) {
@ -152,7 +167,9 @@ bool IncSet_handleKey(IncSet* this, int ch, Panel* panel, IncMode_GetPanelValue
mode->buffer[mode->index] = 0;
if (mode->isFilter) {
filterChanged = true;
if (mode->index == 1) this->filtering = true;
if (mode->index == 1) {
this->filtering = true;
}
}
}
} else if ((ch == KEY_BACKSPACE || ch == 127)) {
@ -199,9 +216,7 @@ bool IncSet_handleKey(IncSet* this, int ch, Panel* panel, IncMode_GetPanelValue
const char* IncSet_getListItemValue(Panel* panel, int i) {
ListItem* l = (ListItem*) Panel_get(panel, i);
if (l)
return l->value;
return "";
return l ? l->value : "";
}
void IncSet_activate(IncSet* this, IncType type, Panel* panel) {

11
InfoScreen.c
View File

@ -64,17 +64,19 @@ void InfoScreen_drawTitled(InfoScreen* this, const char* fmt, ...) {
void InfoScreen_addLine(InfoScreen* this, const char* line) {
Vector_add(this->lines, (Object*) ListItem_new(line, 0));
const char* incFilter = IncSet_filter(this->inc);
if (!incFilter || String_contains_i(line, incFilter))
if (!incFilter || String_contains_i(line, incFilter)) {
Panel_add(this->display, Vector_get(this->lines, Vector_size(this->lines) - 1));
}
}
void InfoScreen_appendLine(InfoScreen* this, const char* line) {
ListItem* last = (ListItem*)Vector_get(this->lines, Vector_size(this->lines) - 1);
ListItem_append(last, line);
const char* incFilter = IncSet_filter(this->inc);
if (incFilter && Panel_get(this->display, Panel_size(this->display) - 1) != (Object*)last && String_contains_i(line, incFilter))
if (incFilter && Panel_get(this->display, Panel_size(this->display) - 1) != (Object*)last && String_contains_i(line, incFilter)) {
Panel_add(this->display, (Object*)last);
}
}
void InfoScreen_run(InfoScreen* this) {
Panel* panel = this->display;
@ -133,7 +135,9 @@ void InfoScreen_run(InfoScreen* this) {
break;
case KEY_F(5):
clear();
if (As_InfoScreen(this)->scan) InfoScreen_scan(this);
if (As_InfoScreen(this)->scan)
InfoScreen_scan(this);
InfoScreen_draw(this);
break;
case '\014': // Ctrl+L
@ -149,6 +153,7 @@ void InfoScreen_run(InfoScreen* this) {
Panel_resize(panel, COLS, LINES - 2);
if (As_InfoScreen(this)->scan)
InfoScreen_scan(this);
InfoScreen_draw(this);
break;
default:

9
MainPanel.c
View File

@ -100,9 +100,10 @@ static HandlerResult MainPanel_eventHandler(Panel* super, int ch) {
if (reaction & HTOP_REDRAW_BAR) {
MainPanel_updateTreeFunctions(this, this->state->settings->treeView);
IncSet_drawBar(this->inc);
if (this->state->pauseProcessUpdate)
if (this->state->pauseProcessUpdate) {
FunctionBar_append("PAUSED", CRT_colors[PAUSED]);
}
}
if (reaction & HTOP_UPDATE_PANELHDR) {
ProcessList_printHeader(this->state->pl, Panel_getHeader(super));
}
@ -135,9 +136,7 @@ int MainPanel_selectedPid(MainPanel* this) {
const char* MainPanel_getValue(MainPanel* this, int i) {
Process* p = (Process*) Panel_get((Panel*)this, i);
if (p)
return p->comm;
return "";
return p ? p->comm : "";
}
bool MainPanel_foreachProcess(MainPanel* this, MainPanel_ForeachProcessFn fn, Arg arg, bool* wasAnyTagged) {
@ -157,8 +156,10 @@ bool MainPanel_foreachProcess(MainPanel* this, MainPanel_ForeachProcessFn fn, Ar
ok &= fn(p, arg);
}
}
if (wasAnyTagged)
*wasAnyTagged = anyTagged;
return ok;
}

29
Meter.c
View File

@ -41,8 +41,9 @@ Meter* Meter_new(const struct ProcessList_* pl, int param, const MeterClass* typ
this->values = type->maxItems ? xCalloc(type->maxItems, sizeof(double)) : NULL;
this->total = type->total;
this->caption = xStrdup(type->caption);
if (Meter_initFn(this))
if (Meter_initFn(this)) {
Meter_init(this);
}
Meter_setMode(this, type->defaultMode);
return this;
}
@ -81,6 +82,7 @@ int Meter_humanUnit(char* buffer, unsigned long int value, int size) {
void Meter_delete(Object* cast) {
if (!cast)
return;
Meter* this = (Meter*) cast;
if (Meter_doneFn(this)) {
Meter_done(this);
@ -105,15 +107,20 @@ static inline void Meter_displayBuffer(const Meter* this, const char* buffer, Ri
}
void Meter_setMode(Meter* this, int modeIndex) {
if (modeIndex > 0 && modeIndex == this->mode)
if (modeIndex > 0 && modeIndex == this->mode) {
return;
if (!modeIndex)
}
if (!modeIndex) {
modeIndex = 1;
}
assert(modeIndex < LAST_METERMODE);
if (Meter_defaultMode(this) == CUSTOM_METERMODE) {
this->draw = Meter_drawFn(this);
if (Meter_updateModeFn(this))
if (Meter_updateModeFn(this)) {
Meter_updateMode(this, modeIndex);
}
} else {
assert(modeIndex >= 1);
free(this->drawData);
@ -128,15 +135,17 @@ void Meter_setMode(Meter* this, int modeIndex) {
ListItem* Meter_toListItem(Meter* this, bool moving) {
char mode[21];
if (this->mode)
if (this->mode) {
xSnprintf(mode, 20, " [%s]", Meter_modes[this->mode]->uiName);
else
} else {
mode[0] = '\0';
}
char number[11];
if (this->param > 0)
if (this->param > 0) {
xSnprintf(number, 10, " %d", this->param);
else
} else {
number[0] = '\0';
}
char buffer[51];
xSnprintf(buffer, 50, "%s%s%s", Meter_uiName(this), number, mode);
ListItem* li = ListItem_new(buffer, 0);
@ -261,7 +270,9 @@ static int GraphMeterMode_pixPerRow;
static void GraphMeterMode_draw(Meter* this, int x, int y, int w) {
if (!this->drawData) this->drawData = xCalloc(1, sizeof(GraphData));
if (!this->drawData) {
this->drawData = xCalloc(1, sizeof(GraphData));
}
GraphData* data = this->drawData;
const int nValues = METER_BUFFER_LEN;

6
Object.c
View File

@ -20,12 +20,16 @@ const ObjectClass Object_class = {
bool Object_isA(const Object* o, const ObjectClass* klass) {
if (!o)
return false;
const ObjectClass* type = o->klass;
while (type) {
if (type == klass)
if (type == klass) {
return true;
}
type = type->extends;
}
return false;
}

14
OpenFilesScreen.c
View File

@ -69,10 +69,11 @@ static const char* getDataForType(const OpenFiles_Data* data, char type) {
OpenFilesScreen* OpenFilesScreen_new(const Process* process) {
OpenFilesScreen* this = xMalloc(sizeof(OpenFilesScreen));
Object_setClass(this, Class(OpenFilesScreen));
if (Process_isThread(process))
if (Process_isThread(process)) {
this->pid = process->tgid;
else
} else {
this->pid = process->pid;
}
return (OpenFilesScreen*) InfoScreen_init(&this->super, process, NULL, LINES - 3, " FD TYPE MODE DEVICE SIZE NODE NAME");
}
@ -106,8 +107,10 @@ static OpenFiles_ProcessData* OpenFilesScreen_getProcessData(pid_t pid) {
dup2(fdpair[1], STDOUT_FILENO);
close(fdpair[1]);
int fdnull = open("/dev/null", O_WRONLY);
if (fdnull < 0)
if (fdnull < 0) {
exit(1);
}
dup2(fdnull, STDERR_FILENO);
close(fdnull);
char buffer[32] = {0};
@ -182,10 +185,11 @@ static OpenFiles_ProcessData* OpenFilesScreen_getProcessData(pid_t pid) {
return pdata;
}
if (!WIFEXITED(wstatus))
if (!WIFEXITED(wstatus)) {
pdata->error = 1;
else
} else {
pdata->error = WEXITSTATUS(wstatus);
}
return pdata;
}

22
Panel.c
View File

@ -97,8 +97,10 @@ void Panel_move(Panel* this, int x, int y) {
void Panel_resize(Panel* this, int w, int h) {
assert (this != NULL);
if (RichString_sizeVal(this->header) > 0)
if (RichString_sizeVal(this->header) > 0) {
h--;
}
this->w = w;
this->h = h;
this->needsRedraw = true;
@ -145,34 +147,39 @@ Object* Panel_remove(Panel* this, int i) {
this->needsRedraw = true;
Object* removed = Vector_remove(this->items, i);
if (this->selected > 0 && this->selected >= Vector_size(this->items))
if (this->selected > 0 && this->selected >= Vector_size(this->items)) {
this->selected--;
}
return removed;
}
Object* Panel_getSelected(Panel* this) {
assert (this != NULL);
if (Vector_size(this->items) > 0)
if (Vector_size(this->items) > 0) {
return Vector_get(this->items, this->selected);
else
} else {
return NULL;
}
}
void Panel_moveSelectedUp(Panel* this) {
assert (this != NULL);
Vector_moveUp(this->items, this->selected);
if (this->selected > 0)
if (this->selected > 0) {
this->selected--;
}
}
void Panel_moveSelectedDown(Panel* this) {
assert (this != NULL);
Vector_moveDown(this->items, this->selected);
if (this->selected + 1 < Vector_size(this->items))
if (this->selected + 1 < Vector_size(this->items)) {
this->selected++;
}
}
int Panel_getSelectedIndex(Panel* this) {
assert (this != NULL);
@ -193,8 +200,9 @@ void Panel_setSelected(Panel* this, int selected) {
if (selected >= size) {
selected = size - 1;
}
if (selected < 0)
if (selected < 0) {
selected = 0;
}
this->selected = selected;
if (Panel_eventHandlerFn(this)) {
Panel_eventHandler(this, EVENT_SET_SELECTED);

43
Process.c
View File

@ -43,7 +43,9 @@ static char Process_titleBuffer[20][20];
void Process_setupColumnWidths() {
int maxPid = Platform_getMaxPid();
if (maxPid == -1) return;
if (maxPid == -1)
return;
int digits = ceil(log10(maxPid));
assert(digits < 20);
for (int i = 0; Process_pidColumns[i].label; i++) {
@ -201,10 +203,11 @@ static inline void Process_writeCommand(const Process* this, int attr, int basea
}
}
if (!finish) {
if (this->settings->showProgramPath)
if (this->settings->showProgramPath) {
start += basename;
else
} else {
comm += basename;
}
finish = this->basenameOffset - basename;
}
finish += start - 1;
@ -212,9 +215,10 @@ static inline void Process_writeCommand(const Process* this, int attr, int basea
RichString_append(str, attr, comm);
if (this->settings->highlightBaseName)
if (this->settings->highlightBaseName) {
RichString_setAttrn(str, baseattr, start, finish);
}
}
void Process_outputRate(RichString* str, char* buffer, int n, double rate, int coloring) {
int largeNumberColor = CRT_colors[LARGE_NUMBER];
@ -285,15 +289,19 @@ void Process_writeField(const Process* this, RichString* str, ProcessField field
bool lastItem = (this->indent < 0);
int indent = (this->indent < 0 ? -this->indent : this->indent);
for (int i = 0; i < 32; i++)
if (indent & (1U << i))
for (int i = 0; i < 32; i++) {
if (indent & (1U << i)) {
maxIndent = i + 1;
}
}
for (int i = 0; i < maxIndent - 1; i++) {
int written, ret;
if (indent & (1 << i))
if (indent & (1 << i)) {
ret = snprintf(buf, n, "%s ", CRT_treeStr[TREE_STR_VERT]);
else
} else {
ret = snprintf(buf, n, " ");
}
if (ret < 0 || ret >= n) {
written = n;
} else {
@ -377,10 +385,15 @@ void Process_display(const Object* cast, RichString* out) {
RichString_prune(out);
for (int i = 0; fields[i]; i++)
As_Process(this)->writeField(this, out, fields[i]);
if (this->settings->shadowOtherUsers && (int)this->st_uid != Process_getuid)
if (this->settings->shadowOtherUsers && (int)this->st_uid != Process_getuid) {
RichString_setAttr(out, CRT_colors[PROCESS_SHADOW]);
if (this->tag == true)
}
if (this->tag == true) {
RichString_setAttr(out, CRT_colors[PROCESS_TAG]);
}
assert(out->chlen > 0);
}
@ -406,7 +419,10 @@ void Process_init(Process* this, const struct Settings_* settings) {
this->show = true;
this->updated = false;
this->basenameOffset = -1;
if (Process_getuid == -1) Process_getuid = getuid();
if (Process_getuid == -1) {
Process_getuid = getuid();
}
}
void Process_toggleTag(Process* this) {
@ -483,11 +499,12 @@ long Process_compare(const void* v1, const void* v2) {
case SESSION:
return (p1->session - p2->session);
case STARTTIME: {
if (p1->starttime_ctime == p2->starttime_ctime)
if (p1->starttime_ctime == p2->starttime_ctime) {
return (p1->pid - p2->pid);
else
} else {
return (p1->starttime_ctime - p2->starttime_ctime);
}
}
case STATE:
return (Process_sortState(p1->state) - Process_sortState(p2->state));
case ST_UID:

46
ProcessList.c
View File

@ -70,13 +70,17 @@ void ProcessList_printHeader(ProcessList* this, RichString* header) {
const ProcessField* fields = this->settings->fields;
for (int i = 0; fields[i]; i++) {
const char* field = Process_fields[fields[i]].title;
if (!field) field = "- ";
if (!this->settings->treeView && this->settings->sortKey == fields[i])
if (!field) {
field = "- ";
}
if (!this->settings->treeView && this->settings->sortKey == fields[i]) {
RichString_append(header, CRT_colors[PANEL_SELECTION_FOCUS], field);
else
} else {
RichString_append(header, CRT_colors[PANEL_HEADER_FOCUS], field);
}
}
}
void ProcessList_add(ProcessList* this, Process* p) {
assert(Vector_indexOf(this->processes, p, Process_pidCompare) == -1);
@ -93,12 +97,18 @@ void ProcessList_add(ProcessList* this, Process* p) {
void ProcessList_remove(ProcessList* this, Process* p) {
assert(Vector_indexOf(this->processes, p, Process_pidCompare) != -1);
assert(Hashtable_get(this->processTable, p->pid) != NULL);
Process* pp = Hashtable_remove(this->processTable, p->pid);
assert(pp == p); (void)pp;
unsigned int pid = p->pid;
int idx = Vector_indexOf(this->processes, p, Process_pidCompare);
assert(idx != -1);
if (idx >= 0) Vector_remove(this->processes, idx);
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));
}
@ -124,21 +134,28 @@ static void ProcessList_buildTree(ProcessList* this, pid_t pid, int level, int i
int size = Vector_size(children);
for (int i = 0; i < size; i++) {
Process* process = (Process*) (Vector_get(children, i));
if (!show)
if (!show) {
process->show = false;
}
int s = Vector_size(this->processes2);
if (direction == 1)
if (direction == 1) {
Vector_add(this->processes2, process);
else
} else {
Vector_insert(this->processes2, 0, process);
}
assert(Vector_size(this->processes2) == s + 1); (void)s;
int nextIndent = indent | (1 << level);
ProcessList_buildTree(this, process->pid, level + 1, (i < size - 1) ? nextIndent : indent, direction, show ? process->showChildren : false);
if (i == size - 1)
if (i == size - 1) {
process->indent = -nextIndent;
else
} else {
process->indent = nextIndent;
}
}
Vector_delete(children);
}
@ -180,6 +197,7 @@ void ProcessList_sort(ProcessList* this) {
// root.
if (process->pid == ppid)
r = 0;
while (l < r) {
int c = (l + r) / 2;
pid_t pid = ((Process*)(Vector_get(this->processes, c)))->pid;
@ -219,7 +237,10 @@ ProcessField ProcessList_keyAt(ProcessList* this, int at) {
ProcessField field;
for (int i = 0; (field = fields[i]); i++) {
const char* title = Process_fields[field].title;
if (!title) title = "- ";
if (!title) {
title = "- ";
}
int len = strlen(title);
if (at >= x && at <= x + len) {
return field;
@ -306,9 +327,10 @@ void ProcessList_scan(ProcessList* this, bool pauseProcessUpdate) {
for (int i = Vector_size(this->processes) - 1; i >= 0; i--) {
Process* p = (Process*) Vector_get(this->processes, i);
if (p->updated == false)
if (p->updated == false) {
ProcessList_remove(this, p);
else
} else {
p->updated = false;
}
}
}

4
RichString.c
View File

@ -52,6 +52,7 @@ static inline void RichString_writeFrom(RichString* this, int attrs, const char*
len = mbstowcs(data, data_c, len);
if (len < 0)
return;
int newLen = from + len;
RichString_setLen(this, newLen);
for (int i = from, j = 0; i < newLen; i++, j++) {
@ -84,8 +85,9 @@ int RichString_findChar(RichString* this, char c, int start) {
static inline void RichString_writeFrom(RichString* this, int attrs, const char* data_c, int from, int len) {
int newLen = from + len;
RichString_setLen(this, newLen);
for (int i = from, j = 0; i < newLen; i++, j++)
for (int i = from, j = 0; i < newLen; i++, j++) {
this->chptr[i] = (data_c[j] >= 32 ? data_c[j] : '?') | attrs;
}
this->chptr[newLen] = 0;
}

46
ScreenManager.c
View File

@ -103,8 +103,12 @@ static void checkRecalculation(ScreenManager* this, double* oldTime, int* sortTi
gettimeofday(&tv, NULL);
double newTime = ((double)tv.tv_sec * 10) + ((double)tv.tv_usec / 100000);
*timedOut = (newTime - *oldTime > this->settings->delay);
*rescan = *rescan || *timedOut;
if (newTime < *oldTime) *rescan = true; // clock was adjusted?
*rescan |= *timedOut;
if (newTime < *oldTime) {
*rescan = true; // clock was adjusted?
}
if (*rescan) {
*oldTime = newTime;
ProcessList_scan(pl, this->state->pauseProcessUpdate);
@ -134,8 +138,9 @@ static void ScreenManager_drawPanels(ScreenManager* this, int focus) {
static Panel* setCurrentPanel(const ScreenManager* this, Panel* panel) {
FunctionBar_draw(panel->currentBar);
if (panel == this->state->panel && this->state->pauseProcessUpdate)
if (panel == this->state->panel && this->state->pauseProcessUpdate) {
FunctionBar_append("PAUSED", CRT_colors[PAUSED]);
}
return panel;
}
@ -218,8 +223,9 @@ void ScreenManager_run(ScreenManager* this, Panel** lastFocus, int* lastKey) {
if (closeTimeout == 100) {
break;
}
} else
} else {
closeTimeout = 0;
}
redraw = false;
continue;
}
@ -261,14 +267,21 @@ void ScreenManager_run(ScreenManager* this, Panel** lastFocus, int* lastKey) {
if (this->panelCount < 2) {
goto defaultHandler;
}
if (!this->allowFocusChange)
if (!this->allowFocusChange) {
break;
}
tryLeft:
if (focus > 0)
if (focus > 0) {
focus--;
}
panelFocus = setCurrentPanel(this, (Panel*) Vector_get(this->panels, focus));
if (Panel_size(panelFocus) == 0 && focus > 0)
if (Panel_size(panelFocus) == 0 && focus > 0) {
goto tryLeft;
}
break;
case KEY_RIGHT:
case KEY_CTRL('F'):
@ -276,14 +289,20 @@ void ScreenManager_run(ScreenManager* this, Panel** lastFocus, int* lastKey) {
if (this->panelCount < 2) {
goto defaultHandler;
}
if (!this->allowFocusChange)
if (!this->allowFocusChange) {
break;
}
tryRight:
if (focus < this->panelCount - 1)
if (focus < this->panelCount - 1) {
focus++;
}
panelFocus = setCurrentPanel(this, (Panel*) Vector_get(this->panels, focus));
if (Panel_size(panelFocus) == 0 && focus < this->panelCount - 1)
if (Panel_size(panelFocus) == 0 && focus < this->panelCount - 1) {
goto tryRight;
}
break;
case KEY_F(10):
case 'q':
@ -298,8 +317,11 @@ void ScreenManager_run(ScreenManager* this, Panel** lastFocus, int* lastKey) {
}
}
if (lastFocus)
if (lastFocus) {
*lastFocus = panelFocus;
if (lastKey)
}
if (lastKey) {
*lastKey = ch;
}
}

16
Settings.c
View File

@ -116,6 +116,7 @@ static bool Settings_read(Settings* this, const char* fileName, int initialCpuCo
CRT_restorePrivileges();
if (!fd)
return false;
bool didReadMeters = false;
bool didReadFields = false;
for (;;) {
@ -182,8 +183,9 @@ static bool Settings_read(Settings* this, const char* fileName, int initialCpuCo
this->delay = atoi(option[1]);
} else if (String_eq(option[0], "color_scheme")) {
this->colorScheme = atoi(option[1]);
if (this->colorScheme < 0 || this->colorScheme >= LAST_COLORSCHEME)
if (this->colorScheme < 0 || this->colorScheme >= LAST_COLORSCHEME) {
this->colorScheme = 0;
}
} else if (String_eq(option[0], "enable_mouse")) {
this->enableMouse = atoi(option[1]);
} else if (String_eq(option[0], "left_meters")) {
@ -327,7 +329,9 @@ Settings* Settings_new(int initialCpuCount) {
this->filename = xStrdup(rcfile);
} else {
const char* home = getenv("HOME");
if (!home) home = "";
if (!home)
home = "";
const char* xdgConfigHome = getenv("XDG_CONFIG_HOME");
char* configDir = NULL;
char* htopDir = NULL;
@ -363,9 +367,10 @@ Settings* Settings_new(int initialCpuCount) {
ok = Settings_read(this, legacyDotfile, initialCpuCount);
if (ok) {
// Transition to new location and delete old configuration file
if (Settings_write(this))
if (Settings_write(this)) {
unlink(legacyDotfile);
}
}
free(legacyDotfile);
}
if (!ok) {
@ -389,8 +394,9 @@ Settings* Settings_new(int initialCpuCount) {
}
void Settings_invertSortOrder(Settings* this) {
if (this->direction == 1)
if (this->direction == 1) {
this->direction = -1;
else
} else {
this->direction = 1;
}
}

10
TraceScreen.c
View File

@ -61,8 +61,11 @@ void TraceScreen_delete(Object* cast) {
kill(this->child, SIGTERM);
waitpid(this->child, NULL, 0);
}
if (this->strace)
if (this->strace) {
fclose(this->strace);
}
CRT_enableDelay();
free(InfoScreen_done((InfoScreen*)this));
}
@ -144,9 +147,11 @@ void TraceScreen_updateTrace(InfoScreen* super) {
tv.tv_sec = 0;
tv.tv_usec = 500;
int ready = select(fd_strace + 1, &fds, NULL, NULL, &tv);
size_t nread = 0;
if (ready > 0 && FD_ISSET(fd_strace, &fds))
nread = fread(buffer, 1, sizeof(buffer) - 1, this->strace);
if (nread && this->tracing) {
const char* line = buffer;
buffer[nread] = '\0';
@ -167,10 +172,11 @@ void TraceScreen_updateTrace(InfoScreen* super) {
buffer[nread] = '\0';
this->contLine = true;
}
if (this->follow)
if (this->follow) {
Panel_setSelected(this->super.display, Panel_size(this->super.display) - 1);
}
}
}
bool TraceScreen_onKey(InfoScreen* super, int ch) {
TraceScreen* this = (TraceScreen*) super;

32
Vector.c
View File

@ -17,8 +17,10 @@ in the source distribution for its full text.
Vector* Vector_new(const ObjectClass* type, bool owner, int size) {
Vector* this;
if (size == DEFAULT_SIZE)
if (size == DEFAULT_SIZE) {
size = 10;
}
assert(size > 0);
this = xMalloc(sizeof(Vector));
this->growthRate = size;
@ -32,10 +34,12 @@ Vector* Vector_new(const ObjectClass* type, bool owner, int size) {
void Vector_delete(Vector* this) {
if (this->owner) {
for (int i = 0; i < this->items; i++)
if (this->array[i])
for (int i = 0; i < this->items; i++) {
if (this->array[i]) {
Object_delete(this->array[i]);
}
}
}
free(this->array);
free(this);
}
@ -45,9 +49,11 @@ void Vector_delete(Vector* this) {
static bool Vector_isConsistent(const Vector* this) {
assert(this->items <= this->arraySize);
if (this->owner) {
for (int i = 0; i < this->items; i++)
if (this->array[i] && !Object_isA(this->array[i], this->type))
for (int i = 0; i < this->items; i++) {
if (this->array[i] && !Object_isA(this->array[i], this->type)) {
return false;
}
}
return true;
} else {
return true;
@ -57,9 +63,10 @@ static bool Vector_isConsistent(const Vector* this) {
int Vector_count(const Vector* this) {
int items = 0;
for (int i = 0; i < this->items; i++) {
if (this->array[i])
if (this->array[i]) {
items++;
}
}
assert(items == this->items);
return items;
}
@ -230,15 +237,18 @@ Object* Vector_remove(Vector* this, int idx) {
if (this->owner) {
Object_delete(removed);
return NULL;
} else
} else {
return removed;
}
}
void Vector_moveUp(Vector* this, int idx) {
assert(idx >= 0 && idx < this->items);
assert(Vector_isConsistent(this));
if (idx == 0)
return;
Object* temp = this->array[idx];
this->array[idx] = this->array[idx - 1];
this->array[idx - 1] = temp;
@ -247,8 +257,10 @@ void Vector_moveUp(Vector* this, int idx) {
void Vector_moveDown(Vector* this, int idx) {
assert(idx >= 0 && idx < this->items);
assert(Vector_isConsistent(this));
if (idx == this->items - 1)
return;
Object* temp = this->array[idx];
this->array[idx] = this->array[idx + 1];
this->array[idx + 1] = temp;
@ -307,9 +319,10 @@ int Vector_indexOf(const Vector* this, const void* search_, Object_Compare compa
for (int i = 0; i < this->items; i++) {
const Object* o = this->array[i];
assert(o);
if (compare(search, o) == 0)
if (compare(search, o) == 0) {
return i;
}
}
return -1;
}
@ -321,6 +334,7 @@ void Vector_splice(Vector* this, Vector* from) {
int olditems = this->items;
this->items += from->items;
Vector_checkArraySize(this);
for (int j = 0; j < from->items; j++)
for (int j = 0; j < from->items; j++) {
this->array[olditems + j] = from->array[j];
}
}

9
darwin/DarwinProcessList.c
View File

@ -110,15 +110,18 @@ struct kinfo_proc* ProcessList_getKInfoProcs(size_t* count) {
* process entry or two.
*/
*count = 0;
if (sysctl(mib, 4, NULL, count, NULL, 0) < 0)
if (sysctl(mib, 4, NULL, count, NULL, 0) < 0) {
CRT_fatalError("Unable to get size of kproc_infos");
}
processes = xMalloc(*count);
if (processes == NULL)
if (processes == NULL) {
CRT_fatalError("Out of memory for kproc_infos");
}
if (sysctl(mib, 4, processes, count, NULL, 0) < 0)
if (sysctl(mib, 4, processes, count, NULL, 0) < 0) {
CRT_fatalError("Unable to get kinfo_procs");
}
*count = *count / sizeof(struct kinfo_proc);

10
dragonflybsd/Battery.c
View File

@ -14,15 +14,17 @@ in the source distribution for its full text.
void Battery_getData(double* level, ACPresence* isOnAC) {
int life;
size_t life_len = sizeof(life);
if (sysctlbyname("hw.acpi.battery.life", &life, &life_len, NULL, 0) == -1)
if (sysctlbyname("hw.acpi.battery.life", &life, &life_len, NULL, 0) == -1) {
*level = NAN;
else
} else {
*level = life;
}
int acline;
size_t acline_len = sizeof(acline);
if (sysctlbyname("hw.acpi.acline", &acline, &acline_len, NULL, 0) == -1)
if (sysctlbyname("hw.acpi.acline", &acline, &acline_len, NULL, 0) == -1) {
*isOnAC = AC_ERROR;
else
} else {
*isOnAC = acline == 0 ? AC_ABSENT : AC_PRESENT;
}
}

5
dragonflybsd/DragonFlyBSDProcess.c
View File

@ -131,8 +131,9 @@ long DragonFlyBSDProcess_compare(const void* v1, const void* v2) {
bool Process_isThread(const Process* this) {
const DragonFlyBSDProcess* fp = (const DragonFlyBSDProcess*) this;
if (fp->kernel == 1 )
if (fp->kernel == 1 ) {
return 1;
else
} else {
return (Process_isUserlandThread(this));
}
}

14
dragonflybsd/DragonFlyBSDProcessList.c
View File

@ -123,7 +123,9 @@ ProcessList* ProcessList_new(UsersTable* usersTable, Hashtable* pidMatchList, ui
void ProcessList_delete(ProcessList* this) {
const DragonFlyBSDProcessList* dfpl = (DragonFlyBSDProcessList*) this;
if (dfpl->kd) kvm_close(dfpl->kd);
if (dfpl->kd) {
kvm_close(dfpl->kd);
}
if (dfpl->jails) {
Hashtable_delete(dfpl->jails);
@ -199,7 +201,9 @@ static inline void DragonFlyBSDProcessList_scanCPUTime(ProcessList* pl) {
// totals
total_d = total_n - total_o;
if (total_d < 1 ) total_d = 1;
if (total_d < 1 ) {
total_d = 1;
}
// save current state as old and calc percentages
for (int s = 0; s < CPUSTATES; ++s) {
@ -331,8 +335,9 @@ retry:
int jailid;
char* str_hostname;
nextpos = strchr(curpos, '\n');
if (nextpos)
if (nextpos) {
*nextpos++ = 0;
}
jailid = atoi(strtok(curpos, " "));
str_hostname = strtok(NULL, " ");
@ -372,8 +377,9 @@ void ProcessList_goThroughEntries(ProcessList* super, bool pauseProcessUpdate) {
DragonFlyBSDProcessList_scanJails(dfpl);
// in pause mode only gather global data for meters (CPU/memory/...)
if (pauseProcessUpdate)
if (pauseProcessUpdate) {
return;
}
int count = 0;

4
dragonflybsd/Platform.c
View File

@ -177,7 +177,9 @@ double Platform_setCPUValues(Meter* this, int cpu) {
}
percent = CLAMP(percent, 0.0, 100.0);
if (isnan(percent)) percent = 0.0;
if (isnan(percent)) {
percent = 0.0;
}
v[CPU_METER_FREQUENCY] = NAN;

10
freebsd/Battery.c
View File

@ -13,15 +13,17 @@ in the source distribution for its full text.
void Battery_getData(double* level, ACPresence* isOnAC) {
int life;
size_t life_len = sizeof(life);
if (sysctlbyname("hw.acpi.battery.life", &life, &life_len, NULL, 0) == -1)
if (sysctlbyname("hw.acpi.battery.life", &life, &life_len, NULL, 0) == -1) {
*level = NAN;
else
} else {
*level = life;
}
int acline;
size_t acline_len = sizeof(acline);
if (sysctlbyname("hw.acpi.acline", &acline, &acline_len, NULL, 0) == -1)
if (sysctlbyname("hw.acpi.acline", &acline, &acline_len, NULL, 0) == -1) {
*isOnAC = AC_ERROR;
else
} else {
*isOnAC = acline == 0 ? AC_ABSENT : AC_PRESENT;
}
}

5
freebsd/FreeBSDProcess.c
View File

@ -134,11 +134,12 @@ static long FreeBSDProcess_compare(const void* v1, const void* v2) {
bool Process_isThread(const Process* this) {
const FreeBSDProcess* fp = (const FreeBSDProcess*) this;
if (fp->kernel == 1 )
if (fp->kernel == 1 ) {
return 1;
else
} else {
return Process_isUserlandThread(this);
}
}
const ProcessClass FreeBSDProcess_class = {
.super = {

32
freebsd/FreeBSDProcessList.c
View File

@ -98,7 +98,9 @@ ProcessList* ProcessList_new(UsersTable* usersTable, Hashtable* pidMatchList, ui
if (smp) {
int err = sysctlbyname("kern.smp.cpus", &cpus, &len, NULL, 0);
if (err) cpus = 1;
if (err) {
cpus = 1;
}
} else {
cpus = 1;
}
@ -152,7 +154,9 @@ void ProcessList_delete(ProcessList* this) {
Hashtable_delete(fpl->ttys);
if (fpl->kd) kvm_close(fpl->kd);
if (fpl->kd) {
kvm_close(fpl->kd);
}
free(fpl->cp_time_o);
free(fpl->cp_time_n);
@ -225,7 +229,9 @@ static inline void FreeBSDProcessList_scanCPUTime(ProcessList* pl) {
// totals
total_d = total_n - total_o;
if (total_d < 1 ) total_d = 1;
if (total_d < 1 ) {
total_d = 1;
}
// save current state as old and calc percentages
for (int s = 0; s < CPUSTATES; ++s) {
@ -434,13 +440,15 @@ IGNORE_WCASTQUAL_END
jail_errmsg[0] = 0;
jid = jail_get(jiov, 6, 0);
if (jid < 0) {
if (!jail_errmsg[0])
if (!jail_errmsg[0]) {
xSnprintf(jail_errmsg, JAIL_ERRMSGLEN, "jail_get: %s", strerror(errno));
}
return NULL;
} else if (jid == kproc->ki_jid) {
jname = xStrdup(jnamebuf);
if (jname == NULL)
if (jname == NULL) {
strerror_r(errno, jail_errmsg, JAIL_ERRMSGLEN);
}
return jname;
} else {
return NULL;
@ -464,11 +472,13 @@ void ProcessList_goThroughEntries(ProcessList* super, bool pauseProcessUpdate) {
FreeBSDProcessList_scanCPUTime(super);
// in pause mode only gather global data for meters (CPU/memory/...)
if (pauseProcessUpdate)
if (pauseProcessUpdate) {
return;
}
if (settings->flags & PROCESS_FLAG_FREEBSD_TTY)
if (settings->flags & PROCESS_FLAG_FREEBSD_TTY) {
FreeBSDProcessList_scanTTYs(super);
}
int count = 0;
struct kinfo_proc* kprocs = kvm_getprocs(fpl->kd, KERN_PROC_PROC, 0, &count);
@ -485,10 +495,11 @@ void ProcessList_goThroughEntries(ProcessList* super, bool pauseProcessUpdate) {
if (!preExisting) {
fp->jid = kproc->ki_jid;
proc->pid = kproc->ki_pid;
if ( ! ((kproc->ki_pid == 0) || (kproc->ki_pid == 1) ) && kproc->ki_flag & P_SYSTEM)
if ( ! ((kproc->ki_pid == 0) || (kproc->ki_pid == 1) ) && kproc->ki_flag & P_SYSTEM) {
fp->kernel = 1;
else
} else {
fp->kernel = 0;
}
proc->ppid = kproc->ki_ppid;
proc->tpgid = kproc->ki_tpgid;
proc->tgid = kproc->ki_pid;
@ -565,8 +576,9 @@ void ProcessList_goThroughEntries(ProcessList* super, bool pauseProcessUpdate) {
default: proc->state = '?';
}
if (settings->flags & PROCESS_FLAG_FREEBSD_TTY)
if (settings->flags & PROCESS_FLAG_FREEBSD_TTY) {
fp->ttyPath = (kproc->ki_tdev == NODEV) ? nodevStr : Hashtable_get(fpl->ttys, kproc->ki_tdev);
}
if (Process_isKernelThread(proc))
super->kernelThreads++;

19
htop.c
View File

@ -243,12 +243,13 @@ static void setCommFilter(State* state, char** commFilter) {
int main(int argc, char** argv) {
char* lc_ctype = getenv("LC_CTYPE");
if (lc_ctype != NULL)
if (lc_ctype != NULL) {
setlocale(LC_CTYPE, lc_ctype);
else if ((lc_ctype = getenv("LC_ALL")))
} else if ((lc_ctype = getenv("LC_ALL"))) {
setlocale(LC_CTYPE, lc_ctype);
else
} else {
setlocale(LC_CTYPE, "");
}
CommandLineSettings flags = parseArguments(argc, argv); // may exit()
@ -271,14 +272,18 @@ int main(int argc, char** argv) {
Header_populateFromSettings(header);
if (flags.delay != -1)
if (flags.delay != -1) {
settings->delay = flags.delay;
if (!flags.useColors)
}
if (!flags.useColors) {
settings->colorScheme = COLORSCHEME_MONOCHROME;
if (!flags.enableMouse)
}
if (!flags.enableMouse) {
settings->enableMouse = false;
if (flags.treeView)
}
if (flags.treeView) {
settings->treeView = true;
}
CRT_init(settings->delay, settings->colorScheme, flags.allowUnicode);

43
linux/Battery.c
View File

@ -52,9 +52,11 @@ static unsigned long int parseBatInfo(const char* fileName, const unsigned short
struct dirent* dirEntry = readdir(batteryDir);
if (!dirEntry)
break;
char* entryName = dirEntry->d_name;
if (!String_startsWith(entryName, "BAT"))
continue;
batteries[nBatteries] = xStrdup(entryName);
nBatteries++;
}
@ -74,12 +76,14 @@ static unsigned long int parseBatInfo(const char* fileName, const unsigned short
for (unsigned short int j = 0; j < lineNum; j++) {
free(line);
line = String_readLine(file);
if (!line) break;
if (!line)
break;
}
fclose(file);
if (!line) break;
if (!line)
break;
char* foundNumStr = String_getToken(line, wordNum);
const unsigned long int foundNum = atoi(foundNumStr);
@ -122,8 +126,11 @@ static ACPresence procAcpiCheck(void) {
continue;
}
char* line = String_readLine(file);
fclose(file);
if (!line) continue;
if (!line)
continue;
char* isOnline = String_getToken(line, 2);
free(line);
@ -139,8 +146,10 @@ static ACPresence procAcpiCheck(void) {
}
}
if (dir)
if (dir) {
closedir(dir);
}
return isOn;
}
@ -170,14 +179,21 @@ static inline ssize_t xread(int fd, void* buf, size_t count) {
size_t alreadyRead = 0;
for (;;) {
ssize_t res = read(fd, buf, count);
if (res == -1 && errno == EINTR) continue;
if (res == -1) {
if (errno == EINTR)
continue;
return -1;
}
if (res > 0) {
buf = ((char*)buf) + res;
count -= res;
alreadyRead += res;
}
if (res == -1) return -1;
if (count == 0 || res == 0) return alreadyRead;
if (count == 0 || res == 0) {
return alreadyRead;
}
}
}
@ -197,6 +213,7 @@ static void Battery_getSysData(double* level, ACPresence* isOnAC) {
struct dirent* dirEntry = readdir(dir);
if (!dirEntry)
break;
const char* entryName = dirEntry->d_name;
char filePath[256];
@ -257,14 +274,18 @@ static void Battery_getSysData(double* level, ACPresence* isOnAC) {
fullSize = atoi(value);
totalFull += fullSize;
full = true;
if (now) break;
if (now) {
break;
}
continue;
}
value = (!now) ? match(energy, "NOW=") : NULL;
if (value) {
totalRemain += atoi(value);
now = true;
if (full) break;
if (full) {
break;
}
continue;
}
}
@ -288,7 +309,9 @@ static void Battery_getSysData(double* level, ACPresence* isOnAC) {
char buffer[2] = "";
for (;;) {
ssize_t res = read(fd3, buffer, 1);
if (res == -1 && errno == EINTR) continue;
if (res == -1 && errno == EINTR) {
continue;
}
break;
}
close(fd3);

14
linux/IOPriorityPanel.c
View File

@ -21,7 +21,11 @@ Panel* IOPriorityPanel_new(IOPriority currPrio) {
Panel_setHeader(this, "IO Priority:");
Panel_add(this, (Object*) ListItem_new("None (based on nice)", IOPriority_None));
if (currPrio == IOPriority_None) Panel_setSelected(this, 0);
if (currPrio == IOPriority_None) {
Panel_setSelected(this, 0);
}
static const struct { int klass; const char* name; } classes[] = {
{ .klass = IOPRIO_CLASS_RT, .name = "Realtime" },
{ .klass = IOPRIO_CLASS_BE, .name = "Best-effort" },
@ -33,11 +37,15 @@ Panel* IOPriorityPanel_new(IOPriority currPrio) {
xSnprintf(name, sizeof(name) - 1, "%s %d %s", classes[c].name, i, i == 0 ? "(High)" : (i == 7 ? "(Low)" : ""));
IOPriority ioprio = IOPriority_tuple(classes[c].klass, i);
Panel_add(this, (Object*) ListItem_new(name, ioprio));
if (currPrio == ioprio) Panel_setSelected(this, Panel_size(this) - 1);
if (currPrio == ioprio) {
Panel_setSelected(this, Panel_size(this) - 1);
}
}
}
Panel_add(this, (Object*) ListItem_new("Idle", IOPriority_Idle));
if (currPrio == IOPriority_Idle) Panel_setSelected(this, Panel_size(this) - 1);
if (currPrio == IOPriority_Idle) {
Panel_setSelected(this, Panel_size(this) - 1);
}
return this;
}

6
linux/LinuxProcess.c
View File

@ -168,8 +168,9 @@ dynamically derived from the cpu nice level of the process:
io_priority = (cpu_nice + 20) / 5. -- From ionice(1) man page
*/
static int LinuxProcess_effectiveIOPriority(const LinuxProcess* this) {
if (IOPriority_class(this->ioPriority) == IOPRIO_CLASS_NONE)
if (IOPriority_class(this->ioPriority) == IOPRIO_CLASS_NONE) {
return IOPriority_tuple(IOPRIO_CLASS_BE, (this->super.nice + 20) / 5);
}
return this->ioPriority;
}
@ -290,8 +291,9 @@ void LinuxProcess_writeField(const Process* this, RichString* str, ProcessField
case PERCENT_SWAP_DELAY: LinuxProcess_printDelay(lp->swapin_delay_percent, buffer, n); break;
#endif
case CTXT:
if (lp->ctxt_diff > 1000)
if (lp->ctxt_diff > 1000) {
attr |= A_BOLD;
}
xSnprintf(buffer, n, "%5lu ", lp->ctxt_diff);
break;
case SECATTR: snprintf(buffer, n, "%-30s ", lp->secattr ? lp->secattr : "?"); break;

146
linux/LinuxProcessList.c
View File

@ -56,14 +56,21 @@ static ssize_t xread(int fd, void* buf, size_t count) {
size_t alreadyRead = 0;
for (;;) {
ssize_t res = read(fd, buf, count);
if (res == -1 && errno == EINTR) continue;
if (res == -1) {
if (errno == EINTR)
continue;
return -1;
}
if (res > 0) {
buf = ((char*)buf) + res;
count -= res;
alreadyRead += res;
}
if (res == -1) return -1;
if (count == 0 || res == 0) return alreadyRead;
if (count == 0 || res == 0) {
return alreadyRead;
}
}
}
@ -78,6 +85,7 @@ static void LinuxProcessList_initTtyDrivers(LinuxProcessList* this) {
int fd = open(PROCTTYDRIVERSFILE, O_RDONLY);
if (fd == -1)
return;
char* buf = NULL;
int bufSize = MAX_READ;
int bufLen = 0;
@ -160,21 +168,24 @@ static void LinuxProcessList_initNetlinkSocket(LinuxProcessList* this) {
static int LinuxProcessList_computeCPUcount(void) {
FILE* file = fopen(PROCSTATFILE, "r");
if (file == NULL)
if (file == NULL) {
CRT_fatalError("Cannot open " PROCSTATFILE);
}
int cpus = 0;
char buffer[PROC_LINE_LENGTH + 1];
while (fgets(buffer, sizeof(buffer), file)) {
if (String_startsWith(buffer, "cpu"))
if (String_startsWith(buffer, "cpu")) {
cpus++;
}
}
fclose(file);
/* subtract raw cpu entry */
if (cpus > 0)
if (cpus > 0) {
cpus--;
}
return cpus;
}
@ -218,16 +229,18 @@ ProcessList* ProcessList_new(UsersTable* usersTable, Hashtable* pidMatchList, ui
// Read btime
{
FILE* statfile = fopen(PROCSTATFILE, "r");
if (statfile == NULL)
if (statfile == NULL) {
CRT_fatalError("Cannot open " PROCSTATFILE);
}
while (true) {
char buffer[PROC_LINE_LENGTH + 1];
if (fgets(buffer, sizeof(buffer), statfile) == NULL) {
CRT_fatalError("No btime in " PROCSTATFILE);
} else if (String_startsWith(buffer, "btime ")) {
if (sscanf(buffer, "btime %lld\n", &btime) != 1)
if (sscanf(buffer, "btime %lld\n", &btime) != 1) {
CRT_fatalError("Failed to parse btime from " PROCSTATFILE);
}
break;
}
}
@ -298,16 +311,19 @@ static bool LinuxProcessList_readStatFile(Process* process, const char* dirname,
int size = xread(fd, buf, MAX_READ);
close(fd);
if (size <= 0) return false;
if (size <= 0)
return false;
buf[size] = '\0';
assert(process->pid == atoi(buf));
char* location = strchr(buf, ' ');
if (!location) return false;
if (!location)
return false;
location += 2;
char* end = strrchr(location, ')');
if (!end) return false;
if (!end)
return false;
int commsize = MINIMUM(end - location, commLenIn - 1);
// deepcode ignore BufferOverflow: commsize is bounded by the allocated length passed in by commLen, saved into commLenIn
@ -359,8 +375,9 @@ static bool LinuxProcessList_readStatFile(Process* process, const char* dirname,
location = strchr(location, ' ') + 1;
}
location += 1;
for (int i = 0; i < 15; i++)
for (int i = 0; i < 15; i++) {
location = strchr(location, ' ') + 1;
}
process->exit_signal = strtol(location, &location, 10);
location += 1;
assert(location != NULL);
@ -411,7 +428,9 @@ static void LinuxProcessList_readIoFile(LinuxProcess* process, const char* dirna
char buffer[1024];
ssize_t buflen = xread(fd, buffer, 1023);
close(fd);
if (buflen < 1) return;
if (buflen < 1)
return;
buffer[buflen] = '\0';
unsigned long long last_read = process->io_read_bytes;
unsigned long long last_write = process->io_write_bytes;
@ -464,6 +483,7 @@ static bool LinuxProcessList_readStatmFile(LinuxProcess* process, const char* di
FILE* statmfile = fopen(filename, "r");
if (!statmfile)
return false;
int r = fscanf(statmfile, "%ld %ld %ld %ld %ld %ld %ld",
&process->super.m_size,
&process->super.m_resident,
@ -636,9 +656,13 @@ static void LinuxProcessList_readCGroupFile(LinuxProcess* process, const char* d
while (!feof(file) && left > 0) {
char buffer[PROC_LINE_LENGTH + 1];
char* ok = fgets(buffer, PROC_LINE_LENGTH, file);
if (!ok) break;
if (!ok)
break;
char* group = strchr(buffer, ':');
if (!group) break;
if (!group)
break;
if (at != output) {
*at = ';';
at++;
@ -662,6 +686,7 @@ static void LinuxProcessList_readVServerData(LinuxProcess* process, const char*
FILE* file = fopen(filename, "r");
if (!file)
return;
char buffer[PROC_LINE_LENGTH + 1];
process->vxid = 0;
while (fgets(buffer, PROC_LINE_LENGTH, file)) {
@ -711,21 +736,24 @@ static void LinuxProcessList_readCtxtData(LinuxProcess* process, const char* dir
FILE* file = fopen(filename, "r");
if (!file)
return;
char buffer[PROC_LINE_LENGTH + 1];
unsigned long ctxt = 0;
while (fgets(buffer, PROC_LINE_LENGTH, file)) {
if (String_startsWith(buffer, "voluntary_ctxt_switches:")) {
unsigned long vctxt;
int ok = sscanf(buffer, "voluntary_ctxt_switches:\t%lu", &vctxt);
if (ok >= 1)
if (ok >= 1) {
ctxt += vctxt;
}
} else if (String_startsWith(buffer, "nonvoluntary_ctxt_switches:")) {
unsigned long nvctxt;
int ok = sscanf(buffer, "nonvoluntary_ctxt_switches:\t%lu", &nvctxt);
if (ok >= 1)
if (ok >= 1) {
ctxt += nvctxt;
}
}
}
fclose(file);
process->ctxt_diff = (ctxt > process->ctxt_total) ? (ctxt - process->ctxt_total) : 0;
process->ctxt_total = ctxt;
@ -749,10 +777,12 @@ static void LinuxProcessList_readSecattrData(LinuxProcess* process, const char*
return;
}
char* newline = strchr(buffer, '\n');
if (newline)
if (newline) {
*newline = '\0';
if (process->secattr && String_eq(process->secattr, buffer))
}
if (process->secattr && String_eq(process->secattr, buffer)) {
return;
}
free(process->secattr);
process->secattr = xStrdup(buffer);
}
@ -905,17 +935,28 @@ static char* LinuxProcessList_updateTtyDevice(TtyDriver* ttyDrivers, unsigned in
for (;;) {
xAsprintf(&fullPath, "%s/%d", ttyDrivers[i].path, idx);
int err = stat(fullPath, &sstat);
if (err == 0 && major(sstat.st_rdev) == maj && minor(sstat.st_rdev) == min) return fullPath;
if (err == 0 && major(sstat.st_rdev) == maj && minor(sstat.st_rdev) == min) {
return fullPath;
}
free(fullPath);
xAsprintf(&fullPath, "%s%d", ttyDrivers[i].path, idx);
err = stat(fullPath, &sstat);
if (err == 0 && major(sstat.st_rdev) == maj && minor(sstat.st_rdev) == min) return fullPath;
if (err == 0 && major(sstat.st_rdev) == maj && minor(sstat.st_rdev) == min) {
return fullPath;
}
free(fullPath);
if (idx == min) break;
if (idx == min) {
break;
}
idx = min;
}
int err = stat(ttyDrivers[i].path, &sstat);
if (err == 0 && tty_nr == sstat.st_rdev) return xStrdup(ttyDrivers[i].path);
if (err == 0 && tty_nr == sstat.st_rdev) {
return xStrdup(ttyDrivers[i].path);
}
}
char* out;
xAsprintf(&out, "/dev/%u:%u", maj, min);
@ -933,7 +974,9 @@ static bool LinuxProcessList_recurseProcTree(LinuxProcessList* this, const char*
#endif
dir = opendir(dirname);
if (!dir) return false;
if (!dir)
return false;
int cpus = pl->cpuCount;
bool hideKernelThreads = settings->hideKernelThreads;
bool hideUserlandThreads = settings->hideUserlandThreads;
@ -1001,15 +1044,21 @@ static bool LinuxProcessList_recurseProcTree(LinuxProcessList* this, const char*
unsigned int tty_nr = proc->tty_nr;
if (! LinuxProcessList_readStatFile(proc, dirname, name, command, &commLen))
goto errorReadingProcess;
if (tty_nr != proc->tty_nr && this->ttyDrivers) {
free(lp->ttyDevice);
lp->ttyDevice = LinuxProcessList_updateTtyDevice(this->ttyDrivers, proc->tty_nr);
}
if (settings->flags & PROCESS_FLAG_LINUX_IOPRIO)
if (settings->flags & PROCESS_FLAG_LINUX_IOPRIO) {
LinuxProcess_updateIOPriority(lp);
}
float percent_cpu = (lp->utime + lp->stime - lasttimes) / period * 100.0;
proc->percent_cpu = CLAMP(percent_cpu, 0.0, cpus * 100.0);
if (isnan(proc->percent_cpu)) proc->percent_cpu = 0.0;
if (isnan(proc->percent_cpu))
proc->percent_cpu = 0.0;
proc->percent_mem = (proc->m_resident * CRT_pageSizeKB) / (double)(pl->totalMem) * 100.0;
if (!preExisting) {
@ -1051,18 +1100,22 @@ static bool LinuxProcessList_recurseProcTree(LinuxProcessList* this, const char*
#endif
#ifdef HAVE_CGROUP
if (settings->flags & PROCESS_FLAG_LINUX_CGROUP)
if (settings->flags & PROCESS_FLAG_LINUX_CGROUP) {
LinuxProcessList_readCGroupFile(lp, dirname, name);
}
#endif
if (settings->flags & PROCESS_FLAG_LINUX_OOM)
if (settings->flags & PROCESS_FLAG_LINUX_OOM) {
LinuxProcessList_readOomData(lp, dirname, name);
}
if (settings->flags & PROCESS_FLAG_LINUX_CTXT)
if (settings->flags & PROCESS_FLAG_LINUX_CTXT) {
LinuxProcessList_readCtxtData(lp, dirname, name);
}
if (settings->flags & PROCESS_FLAG_LINUX_SECATTR)
if (settings->flags & PROCESS_FLAG_LINUX_SECATTR) {
LinuxProcessList_readSecattrData(lp, dirname, name);
}
if (proc->state == 'Z' && (proc->basenameOffset == 0)) {
proc->basenameOffset = -1;
@ -1072,9 +1125,10 @@ static bool LinuxProcessList_recurseProcTree(LinuxProcessList* this, const char*
proc->basenameOffset = -1;
setCommand(proc, command, commLen);
} else if (settings->showThreadNames) {
if (! LinuxProcessList_readCmdlineFile(proc, dirname, name))
if (! LinuxProcessList_readCmdlineFile(proc, dirname, name)) {
goto errorReadingProcess;
}
}
if (Process_isKernelThread(proc)) {
pl->kernelThreads++;
} else {
@ -1293,10 +1347,13 @@ static inline double LinuxProcessList_scanCPUTime(LinuxProcessList* this) {
// 5, 7, 8 or 9 of these fields will be set.
// The rest will remain at zero.
char* ok = fgets(buffer, PROC_LINE_LENGTH, file);
if (!ok) buffer[0] = '\0';
if (i == 0)
if (!ok) {
buffer[0] = '\0';
}
if (i == 0) {
(void) sscanf(buffer, "cpu %16llu %16llu %16llu %16llu %16llu %16llu %16llu %16llu %16llu %16llu", &usertime, &nicetime, &systemtime, &idletime, &ioWait, &irq, &softIrq, &steal, &guest, &guestnice);
else {
} else {
int cpuid;
(void) sscanf(buffer, "cpu%4d %16llu %16llu %16llu %16llu %16llu %16llu %16llu %16llu %16llu %16llu", &cpuid, &usertime, &nicetime, &systemtime, &idletime, &ioWait, &irq, &softIrq, &steal, &guest, &guestnice);
assert(cpuid == i - 1);
@ -1404,13 +1461,15 @@ static void scanCPUFreqencyFromCPUinfo(LinuxProcessList* this) {
(sscanf(buffer, "cpu MHz : %lf", &frequency) == 1) ||
(sscanf(buffer, "cpu MHz: %lf", &frequency) == 1)
) {
if (cpuid < 0 || cpuid > (cpus - 1))
if (cpuid < 0 || cpuid > (cpus - 1)) {
continue;
}
CPUData* cpuData = &(this->cpus[cpuid + 1]);
/* do not override sysfs data */
if (isnan(cpuData->frequency))
if (isnan(cpuData->frequency)) {
cpuData->frequency = frequency;
}
numCPUsWithFrequency++;
totalFrequency += frequency;
} else if (buffer[0] == '\n') {
@ -1419,19 +1478,22 @@ static void scanCPUFreqencyFromCPUinfo(LinuxProcessList* this) {
}
fclose(file);
if (numCPUsWithFrequency > 0)
if (numCPUsWithFrequency > 0) {
this->cpus[0].frequency = totalFrequency / numCPUsWithFrequency;
}
}
static void LinuxProcessList_scanCPUFrequency(LinuxProcessList* this) {
int cpus = this->super.cpuCount;
assert(cpus > 0);
for (int i = 0; i <= cpus; i++)
for (int i = 0; i <= cpus; i++) {
this->cpus[i].frequency = NAN;
}
if (scanCPUFreqencyFromSysCPUFreq(this) == 0)
if (scanCPUFreqencyFromSysCPUFreq(this) == 0) {
return;
}
scanCPUFreqencyFromCPUinfo(this);
}
@ -1447,12 +1509,14 @@ void ProcessList_goThroughEntries(ProcessList* super, bool pauseProcessUpdate) {
double period = LinuxProcessList_scanCPUTime(this);
if (settings->showCPUFrequency)
if (settings->showCPUFrequency) {
LinuxProcessList_scanCPUFrequency(this);
}
// in pause mode only gather global data for meters (CPU/memory/...)
if (pauseProcessUpdate)
if (pauseProcessUpdate) {
return;
}
struct timeval tv;
gettimeofday(&tv, NULL);

19
linux/Platform.c
View File

@ -98,16 +98,19 @@ static Htop_Reaction Platform_actionSetIOPriority(State* st) {
Panel* panel = st->panel;
LinuxProcess* p = (LinuxProcess*) Panel_getSelected(panel);
if (!p) return HTOP_OK;
if (!p)
return HTOP_OK;
IOPriority ioprio1 = p->ioPriority;
Panel* ioprioPanel = IOPriorityPanel_new(ioprio1);
void* set = Action_pickFromVector(st, ioprioPanel, 21, true);
if (set) {
IOPriority ioprio2 = IOPriorityPanel_getIOPriority(ioprioPanel);
bool ok = MainPanel_foreachProcess((MainPanel*)panel, LinuxProcess_setIOPriority, (Arg) { .i = ioprio2 }, NULL);
if (!ok)
if (!ok) {
beep();
}
}
Panel_delete((Object*)ioprioPanel);
return HTOP_REFRESH | HTOP_REDRAW_BAR | HTOP_UPDATE_PANELHDR;
}
@ -162,7 +165,9 @@ int Platform_getUptime() {
if (fd) {
int n = fscanf(fd, "%64lf", &uptime);
fclose(fd);
if (n <= 0) return 0;
if (n <= 0) {
return 0;
}
}
return floor(uptime);
}
@ -185,7 +190,9 @@ void Platform_getLoadAverage(double* one, double* five, double* fifteen) {
int Platform_getMaxPid() {
FILE* file = fopen(PROCDIR "/sys/kernel/pid_max", "r");
if (!file) return -1;
if (!file)
return -1;
int maxPid = 4194303;
int match = fscanf(file, "%32d", &maxPid);
(void) match;
@ -221,7 +228,9 @@ double Platform_setCPUValues(Meter* this, int cpu) {
percent = v[0] + v[1] + v[2] + v[3];
}
percent = CLAMP(percent, 0.0, 100.0);
if (isnan(percent)) percent = 0.0;
if (isnan(percent)) {
percent = 0.0;
}
v[CPU_METER_FREQUENCY] = cpuData->frequency;

21
linux/SELinuxMeter.c
View File

@ -32,16 +32,19 @@ static bool enforcing = false;
static bool hasSELinuxMount(void) {
struct statfs sfbuf;
int r = statfs("/sys/fs/selinux", &sfbuf);
if (r != 0)
if (r != 0) {
return false;
}
if (sfbuf.f_type != SELINUX_MAGIC)
if (sfbuf.f_type != SELINUX_MAGIC) {
return false;
}
struct statvfs vfsbuf;
r = statvfs("/sys/fs/selinux", &vfsbuf);
if (r != 0 || (vfsbuf.f_flag & ST_RDONLY))
if (r != 0 || (vfsbuf.f_flag & ST_RDONLY)) {
return false;
}
return true;
}
@ -51,22 +54,26 @@ static bool isSelinuxEnabled(void) {
}
static bool isSelinuxEnforcing(void) {
if (!enabled)
if (!enabled) {
return false;
}
int fd = open("/sys/fs/selinux/enforce", O_RDONLY);
if (fd < 0)
if (fd < 0) {
return false;
}
char buf[20] = {0};
int r = read(fd, buf, sizeof(buf) - 1);
close(fd);
if (r < 0)
if (r < 0) {
return false;
}
int enforce = 0;
if (sscanf(buf, "%d", &enforce) != 1)
if (sscanf(buf, "%d", &enforce) != 1) {
return false;
}
return !!enforce;
}

3
openbsd/OpenBSDProcessList.c
View File

@ -347,8 +347,9 @@ void ProcessList_goThroughEntries(ProcessList* super, bool pauseProcessUpdate) {
OpenBSDProcessList_scanCPUTime(opl);
// in pause mode only gather global data for meters (CPU/memory/...)
if (pauseProcessUpdate)
if (pauseProcessUpdate) {
return;
}
OpenBSDProcessList_scanProcs(opl);
}

7
openbsd/Platform.c
View File

@ -184,7 +184,9 @@ double Platform_setCPUValues(Meter* this, int cpu) {
}
totalPercent = CLAMP(totalPercent, 0.0, 100.0);
if (isnan(totalPercent)) totalPercent = 0.0;
if (isnan(totalPercent)) {
totalPercent = 0.0;
}
return totalPercent;
}
@ -250,8 +252,9 @@ char* Platform_getProcessEnv(pid_t pid) {
struct kinfo_proc* kproc;
size_t capacity = 4096, size = 0;
if ((kt = kvm_openfiles(NULL, NULL, NULL, KVM_NO_FILES, errbuf)) == NULL)
if ((kt = kvm_openfiles(NULL, NULL, NULL, KVM_NO_FILES, errbuf)) == NULL) {
return NULL;
}
if ((kproc = kvm_getprocs(kt, KERN_PROC_PID, pid,
sizeof(struct kinfo_proc), &count)) == NULL) {

25
solaris/Platform.c
View File

@ -156,13 +156,19 @@ int Platform_getMaxPid() {
kvar_t* ksvar = NULL;
int vproc = 32778; // Reasonable Solaris default
kc = kstat_open();
if (kc != NULL) { kshandle = kstat_lookup(kc,"unix",0,"var"); }
if (kshandle != NULL) { kstat_read(kc,kshandle,NULL); }
if (kc != NULL) {
kshandle = kstat_lookup(kc, "unix", 0, "var");
}
if (kshandle != NULL) {
kstat_read(kc, kshandle, NULL);
}
ksvar = kshandle->ks_data;
if (ksvar->v_proc > 0 ) {
vproc = ksvar->v_proc;
}
if (kc != NULL) { kstat_close(kc); }
if (kc != NULL) {
kstat_close(kc);
}
return vproc;
}
@ -195,7 +201,9 @@ double Platform_setCPUValues(Meter* this, int cpu) {
}
percent = CLAMP(percent, 0.0, 100.0);
if (isnan(percent)) percent = 0.0;
if (isnan(percent)) {
percent = 0.0;
}
v[CPU_METER_FREQUENCY] = NAN;
@ -233,10 +241,12 @@ static int Platform_buildenv(void* accum, struct ps_prochandle* Phandle, uintptr
(void) Phandle;
(void) addr;
size_t thissz = strlen(str);
if ((thissz + 2) > (accump->capacity - accump->size))
if ((thissz + 2) > (accump->capacity - accump->size)) {
accump->env = xRealloc(accump->env, accump->capacity *= 2);
if ((thissz + 2) > (accump->capacity - accump->size))
}
if ((thissz + 2) > (accump->capacity - accump->size)) {
return 1;
}
strlcpy( accump->env + accump->size, str, (accump->capacity - accump->size));
strncpy( accump->env + accump->size + thissz + 1, "\n", 1);
accump->size = accump->size + thissz + 1;
@ -249,8 +259,9 @@ char* Platform_getProcessEnv(pid_t pid) {
int graberr;
struct ps_prochandle* Phandle;
if ((Phandle = Pgrab(realpid, PGRAB_RDONLY, &graberr)) == NULL)
if ((Phandle = Pgrab(realpid, PGRAB_RDONLY, &graberr)) == NULL) {
return "Unable to read process environment.";
}
envBuilder.capacity = 4096;
envBuilder.size = 0;

25
solaris/SolarisProcessList.c
View File

@ -169,10 +169,11 @@ static inline void SolarisProcessList_scanMemoryInfo(ProcessList* pl) {
pages = kstat_data_lookup(meminfo, "pagestotal");
pl->totalMem = totalmem_pgs->value.ui64 * CRT_pageSizeKB;
if (pl->totalMem > freemem_pgs->value.ui64 * CRT_pageSizeKB)
if (pl->totalMem > freemem_pgs->value.ui64 * CRT_pageSizeKB) {
pl->usedMem = pl->totalMem - freemem_pgs->value.ui64 * CRT_pageSizeKB;
else
} else {
pl->usedMem = 0; // This can happen in non-global zone (in theory)
}
// Not sure how to implement this on Solaris - suggestions welcome!
pl->cachedMem = 0;
// Not really "buffers" but the best Solaris analogue that I can find to
@ -268,7 +269,9 @@ void ProcessList_delete(ProcessList* pl) {
SolarisProcessList* spl = (SolarisProcessList*) pl;
ProcessList_done(pl);
free(spl->cpus);
if (spl->kd) kstat_close(spl->kd);
if (spl->kd) {
kstat_close(spl->kd);
}
free(spl);
}
@ -287,7 +290,10 @@ int SolarisProcessList_walkproc(psinfo_t* _psinfo, lwpsinfo_t* _lwpsinfo, void*
SolarisProcessList* spl = (SolarisProcessList*) listptr;
id_t lwpid_real = _lwpsinfo->pr_lwpid;
if (lwpid_real > 1023) return 0;
if (lwpid_real > 1023) {
return 0;
}
pid_t lwpid = (_psinfo->pr_pid * 1024) + lwpid_real;
bool onMasterLWP = (_lwpsinfo->pr_lwpid == _psinfo->pr_lwp.pr_lwpid);
if (onMasterLWP) {
@ -347,9 +353,13 @@ int SolarisProcessList_walkproc(psinfo_t* _psinfo, lwpsinfo_t* _lwpsinfo, void*
if (sproc->kernel && !pl->settings->hideKernelThreads) {
pl->kernelThreads += proc->nlwp;
pl->totalTasks += proc->nlwp + 1;
if (proc->state == 'O') pl->runningTasks++;
if (proc->state == 'O') {
pl->runningTasks++;
}
} else if (!sproc->kernel) {
if (proc->state == 'O') pl->runningTasks++;
if (proc->state == 'O') {
pl->runningTasks++;
}
if (pl->settings->hideUserlandThreads) {
pl->totalTasks++;
} else {
@ -403,8 +413,9 @@ void ProcessList_goThroughEntries(ProcessList* super, bool pauseProcessUpdate) {
SolarisProcessList_scanZfsArcstats(super);
// in pause mode only gather global data for meters (CPU/memory/...)
if (pauseProcessUpdate)
if (pauseProcessUpdate) {
return;
}
super->kernelThreads = 1;
proc_walk(&SolarisProcessList_walkproc, super, PR_WALK_LWP);

3
unsupported/UnsupportedProcessList.c
View File

@ -27,8 +27,9 @@ void ProcessList_delete(ProcessList* this) {
void ProcessList_goThroughEntries(ProcessList* super, bool pauseProcessUpdate) {
// in pause mode only gather global data for meters (CPU/memory/...)
if (pauseProcessUpdate)
if (pauseProcessUpdate) {
return;
}
bool preExisting = true;
Process* proc;