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/*
htop - EnvScreen.c
(C) 2015,2016 Michael Klein
(C) 2016,2017 Hisham H. Muhammad
(C) 2020,2021 htop dev team
Released under the GNU GPLv2+, see the COPYING file
in the source distribution for its full text.
*/
#include "config.h" // IWYU pragma: keep
#include "EnvScreen.h"
#include <stdlib.h>
#include <string.h>
#include "Macros.h"
#include "Panel.h"
#include "Platform.h"
#include "ProvideCurses.h"
#include "Vector.h"
#include "XUtils.h"
EnvScreen* EnvScreen_new(Process* process) {
EnvScreen* this = xMalloc(sizeof(EnvScreen));
Object_setClass(this, Class(EnvScreen));
return (EnvScreen*) InfoScreen_init(&this->super, process, NULL, LINES - 2, " ");
}
void EnvScreen_delete(Object* this) {
free(InfoScreen_done((InfoScreen*)this));
}
static void EnvScreen_draw(InfoScreen* this) {
InfoScreen_drawTitled(this, "Environment of process %d - %s", Process_getPid(this->process), Process_getCommand(this->process));
}
static void EnvScreen_scan(InfoScreen* this) {
Panel* panel = this->display;
int idx = MAXIMUM(Panel_getSelectedIndex(panel), 0);
Panel_prune(panel);
char* env = Platform_getProcessEnv(Process_getPid(this->process));
if (env) {
for (const char* p = env; *p; p = strrchr(p, 0) + 1)
InfoScreen_addLine(this, p);
free(env);
}
else {
InfoScreen_addLine(this, "Could not read process environment.");
}
Vector_insertionSort(this->lines);
Vector_insertionSort(panel->items);
Panel_setSelected(panel, idx);
}
const InfoScreenClass EnvScreen_class = {
.super = {
.extends = Class(Object),
.delete = EnvScreen_delete
},
.scan = EnvScreen_scan,
.draw = EnvScreen_draw
};
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