mirror of https://github.com/xzeldon/htop.git
62 lines
1.5 KiB
C
62 lines
1.5 KiB
C
#include "config.h" // IWYU pragma: keep
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#include "EnvScreen.h"
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#include <stdlib.h>
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#include <string.h>
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#include "CRT.h"
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#include "Macros.h"
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#include "Panel.h"
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#include "Platform.h"
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#include "ProvideCurses.h"
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#include "Vector.h"
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#include "XUtils.h"
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EnvScreen* EnvScreen_new(Process* process) {
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EnvScreen* this = xMalloc(sizeof(EnvScreen));
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Object_setClass(this, Class(EnvScreen));
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return (EnvScreen*) InfoScreen_init(&this->super, process, NULL, LINES - 3, " ");
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}
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void EnvScreen_delete(Object* this) {
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free(InfoScreen_done((InfoScreen*)this));
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}
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static void EnvScreen_draw(InfoScreen* this) {
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InfoScreen_drawTitled(this, "Environment of process %d - %s", this->process->pid, Process_getCommand(this->process));
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}
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static void EnvScreen_scan(InfoScreen* this) {
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Panel* panel = this->display;
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int idx = MAXIMUM(Panel_getSelectedIndex(panel), 0);
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Panel_prune(panel);
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CRT_dropPrivileges();
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char* env = Platform_getProcessEnv(this->process->pid);
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CRT_restorePrivileges();
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if (env) {
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for (char* p = env; *p; p = strrchr(p, 0) + 1)
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InfoScreen_addLine(this, p);
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free(env);
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}
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else {
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InfoScreen_addLine(this, "Could not read process environment.");
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}
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Vector_insertionSort(this->lines);
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Vector_insertionSort(panel->items);
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Panel_setSelected(panel, idx);
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}
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const InfoScreenClass EnvScreen_class = {
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.super = {
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.extends = Class(Object),
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.delete = EnvScreen_delete
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},
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.scan = EnvScreen_scan,
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.draw = EnvScreen_draw
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};
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