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/**
* @file
* @brief Wrappers for sys/libc calls, mostly for charset purposes.
**/
#pragma once
#include <sys/types.h>
#include "config.h"
bool lock_file(int fd, bool write, bool wait = false);
bool unlock_file(int fd);
bool read_urandom(char *buf, int len);
#ifdef TARGET_OS_WINDOWS
# ifndef UNIX
void alarm(unsigned int seconds);
# ifndef CRAWL_HAVE_MKSTEMP
int mkstemp(char *dummy);
# endif
# endif
#endif
#ifdef __ANDROID__
int jni_ref_display_size();
bool jni_keyboard_control(int toggle);
#endif
#ifndef CRAWL_HAVE_FDATASYNC
int fdatasync(int fd);
#endif
#ifndef CRAWL_HAVE_USLEEP
void usleep(unsigned long time);
#endif
int rename_u(const char *oldpath, const char *newpath);
int unlink_u(const char *pathname);
FILE *fopen_u(const char *path, const char *mode);
int mkdir_u(const char *pathname, mode_t mode);
int open_u(const char *pathname, int flags, mode_t mode);
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