minecraft-pi-reborn/launcher/src/util.cpp

42 lines
1.0 KiB
C++

#include <libreborn/libreborn.h>
#include "util.h"
// Simpler Version Of run_command()
void run_simple_command(const char *const command[], const char *error) {
int status = 0;
char *output = run_command(command, &status, nullptr);
if (output != nullptr) {
free(output);
}
if (!is_exit_status_success(status)) {
ERR("%s", error);
}
}
// Chop Off Last Component
void chop_last_component(std::string &str) {
const std::string::size_type pos = str.find_last_of('/');
if (pos == std::string::npos) {
return;
}
str = str.substr(0, pos);
}
// Get Binary Directory (Remember To Free)
std::string safe_realpath(const std::string &path) {
char *raw = realpath(path.c_str(), nullptr);
ALLOC_CHECK(raw);
std::string str = raw;
free(raw);
return str;
}
std::string get_binary_directory() {
// Get Path To Current Executable
std::string exe = safe_realpath("/proc/self/exe");
// Chop Off Last Component
chop_last_component(exe);
// Return
return exe;
}