Alexis Jhon Gaspar
e1207e1d0d
- This introduces a minimalist display manager for the suckless-utils suite - Added crudely written scripts for reloaading slim's theme via pywal, meaning no on-the-fly reloading using keybinds as nost people wouldn't have their sudo passwordless - This is based on slim-fork 1.4.0 version.
71 lines
1.5 KiB
C++
71 lines
1.5 KiB
C++
/*
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* SLiM - Simple Login Manager
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* Copyright (C) 2009 Eygene Ryabinkin <rea@codelabs.ru>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#include <sys/types.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <time.h>
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#include <unistd.h>
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#include "util.h"
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/*
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* Adds the given cookie to the specified Xauthority file.
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* Returns true on success, false on fault.
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*/
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bool Util::add_mcookie(const std::string &mcookie, const char *display,
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const std::string &xauth_cmd, const std::string &authfile)
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{
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FILE *fp;
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std::string cmd = xauth_cmd + " -f " + authfile + " -q";
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fp = popen(cmd.c_str(), "w");
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if (!fp)
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return false;
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fprintf(fp, "remove %s\n", display);
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fprintf(fp, "add %s %s %s\n", display, ".", mcookie.c_str());
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fprintf(fp, "exit\n");
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pclose(fp);
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return true;
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}
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/*
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* Interface for random number generator. Just now it uses ordinary
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* random/srandom routines and serves as a wrapper for them.
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*/
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void Util::srandom(unsigned long seed)
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{
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::srandom(seed);
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}
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long Util::random(void)
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{
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return ::random();
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}
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/*
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* Makes seed for the srandom() using "random" values obtained from
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* getpid(), time(NULL) and others.
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*/
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long Util::makeseed(void)
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{
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struct timespec ts;
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long pid = getpid();
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long tm = time(NULL);
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if (clock_gettime(CLOCK_MONOTONIC, &ts) != 0) {
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ts.tv_sec = ts.tv_nsec = 0;
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}
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return pid + tm + (ts.tv_sec ^ ts.tv_nsec);
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}
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