mirror of https://github.com/xzeldon/htop.git
oops, add missing files
This commit is contained in:
Hisham Muhammad
parent
4488caa70a
commit
7ee2646808
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/*
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htop - OpenFilesScreen.c
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(C) 2005-2006 Hisham H. Muhammad
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Released under the GNU GPL, see the COPYING file
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in the source distribution for its full text.
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*/
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#define _GNU_SOURCE
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#include <stdio.h>
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#include <unistd.h>
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#include <stdbool.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/types.h>
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#include <sys/wait.h>
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#include "OpenFilesScreen.h"
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#include "ProcessList.h"
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#include "Process.h"
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#include "ListItem.h"
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#include "Panel.h"
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#include "FunctionBar.h"
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/*{
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typedef struct OpenFiles_ProcessData_ {
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char* data[256];
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struct OpenFiles_FileData_* files;
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bool failed;
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} OpenFiles_ProcessData;
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typedef struct OpenFiles_FileData_ {
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char* data[256];
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struct OpenFiles_FileData_* next;
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} OpenFiles_FileData;
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typedef struct OpenFilesScreen_ {
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Process* process;
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Panel* display;
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FunctionBar* bar;
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bool tracing;
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} OpenFilesScreen;
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}*/
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static char* tbFunctions[] = {"Refresh", "Done ", NULL};
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static char* tbKeys[] = {"F5", "Esc"};
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static int tbEvents[] = {KEY_F(5), 27};
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OpenFilesScreen* OpenFilesScreen_new(Process* process) {
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OpenFilesScreen* this = (OpenFilesScreen*) malloc(sizeof(OpenFilesScreen));
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this->process = process;
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this->display = Panel_new(0, 1, COLS, LINES-3, LISTITEM_CLASS, true, ListItem_compare);
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this->bar = FunctionBar_new(tbFunctions, tbKeys, tbEvents);
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this->tracing = true;
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return this;
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}
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void OpenFilesScreen_delete(OpenFilesScreen* this) {
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Panel_delete((Object*)this->display);
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FunctionBar_delete((Object*)this->bar);
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free(this);
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}
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static void OpenFilesScreen_draw(OpenFilesScreen* this) {
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attrset(CRT_colors[METER_TEXT]);
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mvhline(0, 0, ' ', COLS);
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mvprintw(0, 0, "Files open in process %d - %s", this->process->pid, this->process->comm);
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attrset(CRT_colors[DEFAULT_COLOR]);
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Panel_draw(this->display, true);
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FunctionBar_draw(this->bar, NULL);
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}
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static OpenFiles_ProcessData* OpenFilesScreen_getProcessData(int pid) {
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char command[1025];
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snprintf(command, 1024, "lsof -p %d -F 2> /dev/null", pid);
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FILE* fd = popen(command, "r");
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OpenFiles_ProcessData* process = calloc(sizeof(OpenFiles_ProcessData), 1);
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OpenFiles_FileData* file = NULL;
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OpenFiles_ProcessData* item = process;
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process->failed = true;
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bool anyRead = false;
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while (!feof(fd)) {
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int cmd = fgetc(fd);
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if (cmd == EOF && !anyRead) {
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process->failed = true;
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break;
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}
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anyRead = true;
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process->failed = false;
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char* entry = malloc(1024);
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if (!fgets(entry, 1024, fd)) break;
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char* newline = strrchr(entry, '\n');
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*newline = '\0';
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if (cmd == 'f') {
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OpenFiles_FileData* nextFile = calloc(sizeof(OpenFiles_ProcessData), 1);
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if (file == NULL) {
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process->files = nextFile;
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} else {
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file->next = nextFile;
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}
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file = nextFile;
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item = (OpenFiles_ProcessData*) file;
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}
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item->data[cmd] = entry;
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}
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pclose(fd);
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return process;
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}
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static void OpenFilesScreen_scan(OpenFilesScreen* this) {
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Panel* panel = this->display;
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int index = MAX(Panel_getSelectedIndex(panel), 0);
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Panel_prune(panel);
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OpenFiles_ProcessData* process = OpenFilesScreen_getProcessData(this->process->pid);
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if (process->failed) {
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Panel_add(panel, (Object*) ListItem_new("Could not execute 'lsof'. Please make sure it is available in your $PATH.", 0));
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} else {
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OpenFiles_FileData* file = process->files;
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while (file) {
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char entry[1024];
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sprintf(entry, "%5s %4s %10s %10s %10s %s",
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file->data['f'] ? file->data['f'] : "",
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file->data['t'] ? file->data['t'] : "",
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file->data['D'] ? file->data['D'] : "",
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file->data['s'] ? file->data['s'] : "",
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file->data['i'] ? file->data['i'] : "",
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file->data['n'] ? file->data['n'] : "");
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Panel_add(panel, (Object*) ListItem_new(entry, 0));
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for (int i = 0; i < 255; i++)
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if (file->data[i])
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free(file->data[i]);
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OpenFiles_FileData* old = file;
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file = file->next;
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free(old);
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}
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for (int i = 0; i < 255; i++)
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if (process->data[i])
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free(process->data[i]);
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}
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free(process);
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Vector_sort(panel->items);
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Panel_setSelected(panel, index);
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}
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void OpenFilesScreen_run(OpenFilesScreen* this) {
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Panel* panel = this->display;
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Panel_setHeader(panel, " FD TYPE DEVICE SIZE NODE NAME");
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OpenFilesScreen_scan(this);
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OpenFilesScreen_draw(this);
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//CRT_disableDelay();
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bool looping = true;
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while (looping) {
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Panel_draw(panel, true);
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int ch = getch();
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if (ch == KEY_MOUSE) {
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MEVENT mevent;
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int ok = getmouse(&mevent);
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if (ok == OK)
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if (mevent.y >= panel->y && mevent.y < LINES - 1) {
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Panel_setSelected(panel, mevent.y - panel->y + panel->scrollV);
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ch = 0;
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} if (mevent.y == LINES - 1)
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ch = FunctionBar_synthesizeEvent(this->bar, mevent.x);
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}
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switch(ch) {
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case ERR:
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continue;
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case KEY_F(5):
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clear();
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OpenFilesScreen_scan(this);
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OpenFilesScreen_draw(this);
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break;
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case '\014': // Ctrl+L
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clear();
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OpenFilesScreen_draw(this);
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break;
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case 'q':
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case 27:
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looping = false;
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break;
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case KEY_RESIZE:
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Panel_resize(panel, COLS, LINES-2);
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OpenFilesScreen_draw(this);
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break;
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default:
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Panel_onKey(panel, ch);
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}
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}
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//CRT_enableDelay();
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}
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@ -0,0 +1,53 @@
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/* Do not edit this file. It was automatically generated. */
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#ifndef HEADER_OpenFilesScreen
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#define HEADER_OpenFilesScreen
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/*
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htop - OpenFilesScreen.h
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(C) 2005-2006 Hisham H. Muhammad
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Released under the GNU GPL, see the COPYING file
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in the source distribution for its full text.
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*/
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#define _GNU_SOURCE
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#include <stdio.h>
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#include <unistd.h>
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#include <stdbool.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/types.h>
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#include <sys/wait.h>
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#include "ProcessList.h"
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#include "Process.h"
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#include "ListItem.h"
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#include "Panel.h"
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#include "FunctionBar.h"
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typedef struct OpenFiles_ProcessData_ {
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char* data[256];
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struct OpenFiles_FileData_* files;
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bool failed;
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} OpenFiles_ProcessData;
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typedef struct OpenFiles_FileData_ {
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char* data[256];
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struct OpenFiles_FileData_* next;
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} OpenFiles_FileData;
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typedef struct OpenFilesScreen_ {
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Process* process;
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Panel* display;
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FunctionBar* bar;
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bool tracing;
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} OpenFilesScreen;
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OpenFilesScreen* OpenFilesScreen_new(Process* process);
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void OpenFilesScreen_delete(OpenFilesScreen* this);
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void OpenFilesScreen_run(OpenFilesScreen* this);
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#endif
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