htop/Compat.h

60 lines
1.3 KiB
C

#ifndef HEADER_Compat
#define HEADER_Compat
/*
htop - Compat.h
(C) 2020 Christian Göttsche
Released under the GNU GPLv2, see the COPYING file
in the source distribution for its full text.
*/
#include "config.h" // IWYU pragma: keep
#include <fcntl.h>
#include <stddef.h>
#include <unistd.h>
#include <sys/stat.h>
int Compat_faccessat(int dirfd,
const char* pathname,
int mode,
int flags);
int Compat_fstatat(int dirfd,
const char* dirpath,
const char* pathname,
struct stat* statbuf,
int flags);
#ifdef HAVE_OPENAT
typedef int openat_arg_t;
static inline void Compat_openatArgClose(openat_arg_t dirfd) {
close(dirfd);
}
static inline int Compat_openat(openat_arg_t dirfd, const char* pathname, int flags) {
return openat(dirfd, pathname, flags);
}
#else /* HAVE_OPENAT */
typedef const char* openat_arg_t;
static inline void Compat_openatArgClose(openat_arg_t dirpath) {
(void)dirpath;
}
int Compat_openat(openat_arg_t dirpath, const char* pathname, int flags);
#endif /* HAVE_OPENAT */
int Compat_readlinkat(int dirfd,
const char* dirpath,
const char* pathname,
char* buf,
size_t bufsize);
#endif /* HEADER_Compat */