BeOSBuildCompatibility.h revision 37c10606
1#ifndef BEOS_BUILD_COMPATIBILITY_H
2#define BEOS_BUILD_COMPATIBILITY_H
3
4// DEFFILEMODE is not available on MinGW and on platforms with MUSL
5#ifndef DEFFILEMODE
6#define DEFFILEMODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)
7#endif
8
9// There's no ALLPERMS on platforms with MUSL
10#ifndef ALLPERMS
11#	define ALLPERMS (S_ISUID|S_ISGID|S_ISVTX|S_IRWXU|S_IRWXG|S_IRWXO)
12#endif
13
14#ifndef S_IUMSK
15#define	S_IUMSK 07777
16#endif
17
18typedef unsigned long	haiku_build_addr_t;
19#define addr_t			haiku_build_addr_t
20
21#include <Errors.h>
22
23#include <fcntl.h>
24#include <stdio.h>
25#include <string.h>
26#include <sys/stat.h>
27#include <sys/types.h>
28#include <sys/uio.h>
29#include <unistd.h>
30
31#ifdef __cplusplus
32extern "C" {
33#endif
34
35// Is kernel-only under Linux.
36#ifndef strlcpy
37extern size_t   strlcpy(char* dest, const char* source, size_t length);
38#endif
39#ifndef strlcat
40extern size_t	strlcat(char* dest, const char* source, size_t length);
41#endif
42
43#if defined(HAIKU_HOST_PLATFORM_FREEBSD) || defined(HAIKU_HOST_PLATFORM_DARWIN)
44extern size_t	strnlen(const char* string, size_t length);
45#endif
46
47#if defined(HAIKU_HOST_PLATFORM_MINGW)
48extern char*	stpcpy(char* dest, const char* src);
49extern char*	strcasestr(const char* s, const char* find);
50#endif
51
52// BeOS only
53extern ssize_t  read_pos(int fd, off_t pos, void* buffer, size_t count);
54extern ssize_t  write_pos(int fd, off_t pos, const void* buffer, size_t count);
55extern ssize_t	readv_pos(int fd, off_t pos, const struct iovec* vec,
56					size_t count);
57extern ssize_t	writev_pos(int fd, off_t pos, const struct iovec* vec,
58					size_t count);
59
60
61// There's no O_NOTRAVERSE under Linux and FreeBSD -- we replace it with a flag
62// that won't be used by our tools, preferrably a non-portable one; a fixed
63// constant could always lead to trouble on the host.
64// We can abuse this flag for our purposes as we filter it in libroot.
65#ifndef O_NOTRAVERSE
66#	ifdef O_NOCTTY
67#		define O_NOTRAVERSE	O_NOCTTY
68#	elif defined(O_RANDOM)
69#		define O_NOTRAVERSE O_RANDOM
70#	else
71#		error "Search for a proper replacement value for O_NOTRAVERSE"
72#	endif
73#endif
74
75#ifndef S_IUMSK
76#	define S_IUMSK ALLPERMS
77#endif
78
79
80// remap strerror()
81extern char* _haiku_build_strerror(int errnum);
82
83#ifndef BUILDING_HAIKU_ERROR_MAPPER
84
85#undef strerror
86#define strerror(errnum)	_haiku_build_strerror(errnum)
87
88#endif	// BUILDING_HAIKU_ERROR_MAPPER
89
90
91// remap file descriptor functions
92int		_haiku_build_fchmod(int fd, mode_t mode);
93int		_haiku_build_fchmodat(int fd, const char* path, mode_t mode, int flag);
94int		_haiku_build_fstat(int fd, struct stat* st);
95int		_haiku_build_fstatat(int fd, const char* path, struct stat* st,
96			int flag);
97int		_haiku_build_mkdirat(int fd, const char* path, mode_t mode);
98int		_haiku_build_mkfifoat(int fd, const char* path, mode_t mode);
99int		_haiku_build_utimensat(int fd, const char* path,
100			const struct timespec times[2], int flag);
101int		_haiku_build_futimens(int fd, const struct timespec times[2]);
102int		_haiku_build_faccessat(int fd, const char* path, int accessMode,
103			int flag);
104int		_haiku_build_fchdir(int fd);
105int		_haiku_build_close(int fd);
106int		_haiku_build_dup(int fd);
107int		_haiku_build_dup2(int fd1, int fd2);
108int		_haiku_build_linkat(int toFD, const char* toPath, int pathFD,
109			const char* path, int flag);
110int		_haiku_build_unlinkat(int fd, const char* path, int flag);
111ssize_t	_haiku_build_readlinkat(int fd, const char* path, char* buffer,
112			size_t bufferSize);
113int		_haiku_build_symlinkat(const char* toPath, int fd,
114			const char* symlinkPath);
115int		_haiku_build_ftruncate(int fd, off_t newSize);
116int		_haiku_build_fchown(int fd, uid_t owner, gid_t group);
117int		_haiku_build_fchownat(int fd, const char* path, uid_t owner,
118			gid_t group, int flag);
119int		_haiku_build_mknodat(int fd, const char* name, mode_t mode, dev_t dev);
120int		_haiku_build_creat(const char* path, mode_t mode);
121#ifndef _HAIKU_BUILD_DONT_REMAP_FD_FUNCTIONS
122int		_haiku_build_open(const char* path, int openMode, ...);
123int		_haiku_build_openat(int fd, const char* path, int openMode, ...);
124int		_haiku_build_fcntl(int fd, int op, ...);
125#else
126int		_haiku_build_open(const char* path, int openMode, mode_t permissions);
127int		_haiku_build_openat(int fd, const char* path, int openMode,
128			mode_t permissions);
129int		_haiku_build_fcntl(int fd, int op, int argument);
130#endif
131int		_haiku_build_renameat(int fromFD, const char* from, int toFD,
132			const char* to);
133
134#ifndef _HAIKU_BUILD_DONT_REMAP_FD_FUNCTIONS
135#	define fchmod(fd, mode)				_haiku_build_fchmod(fd, mode)
136#	define fchmodat(fd, path, mode, flag) \
137		_haiku_build_fchmodat(fd, path, mode, flag)
138#	define fstat(fd, st)				_haiku_build_fstat(fd, st)
139#	define fstatat(fd, path, st, flag)	_haiku_build_fstatat(fd, path, st, flag)
140#	define mkdirat(fd, path, mode)		_haiku_build_mkdirat(fd, path, mode)
141#	define mkfifoat(fd, path, mode)		_haiku_build_mkfifoat(fd, path, mode)
142#	define utimensat(fd, path, times, flag) \
143		_haiku_build_utimensat(fd, path, times, flag)
144#	define futimens(fd, times)			_haiku_build_futimens(fd, times)
145#	define faccessat(fd, path, accessMode, flag) \
146		_haiku_build_faccessat(fd, path, accessMode, flag)
147#	define fchdir(fd)					_haiku_build_fchdir(fd)
148#	define close(fd)					_haiku_build_close(fd)
149#	define dup(fd)						_haiku_build_dup(fd)
150#	define dup2(fd1, fd2)				_haiku_build_dup2(fd1, fd2)
151#	define linkat(toFD, toPath, pathFD, path, flag) \
152		_haiku_build_linkat(toFD, toPath, pathFD, path, flag)
153#	define unlinkat(fd, path, flag)		_haiku_build_unlinkat(fd, path, flag)
154#	define readlinkat(fd, path, buffer, bufferSize) \
155		_haiku_build_readlinkat(fd, path, buffer, bufferSize)
156#	define symlinkat(toPath, fd, symlinkPath) \
157		_haiku_build_symlinkat(toPath, fd, symlinkPath)
158#	define ftruncate(fd, newSize)		_haiku_build_ftruncate(fd, newSize)
159#	define fchown(fd, owner, group)		_haiku_build_fchown(fd, owner, group)
160#	define fchownat(fd, path, owner, group, flag) \
161		_haiku_build_fchownat(fd, path, owner, group, flag)
162#	define mknodat(fd, name, mode, dev) \
163		_haiku_build_mknodat(fd, name, mode, dev)
164#	define creat(path, mode)			_haiku_build_creat(path, mode)
165#	define open(path, openMode...)		_haiku_build_open(path, openMode)
166#	define openat(fd, path, openMode...) \
167		_haiku_build_openat(fd, path, openMode)
168#	define fcntl(fd, op...)				_haiku_build_fcntl(fd, op)
169#	define renameat(fromFD, from, toFD, to) \
170		_haiku_build_renameat(fromFD, from, toFD, to)
171
172#	if defined(HAIKU_HOST_USE_XATTR) && defined(HAIKU_HOST_PLATFORM_HAIKU)
173#		define fs_read_attr			_haiku_build_fs_read_attr
174#		define fs_write_attr		_haiku_build_fs_write_attr
175#		define fs_remove_attr		_haiku_build_fs_remove_attr
176#		define fs_stat_attr			_haiku_build_fs_stat_attr
177#		define fs_open_attr			_haiku_build_fs_open_attr
178#		define fs_fopen_attr		_haiku_build_fs_fopen_attr
179#		define fs_close_attr		_haiku_build_fs_close_attr
180#		define fs_open_attr_dir		_haiku_build_fs_open_attr_dir
181#		define fs_fopen_attr_dir	_haiku_build_fs_fopen_attr_dir
182#		define fs_close_attr_dir	_haiku_build_fs_close_attr_dir
183#		define fs_read_attr_dir		_haiku_build_fs_read_attr_dir
184#		define fs_rewind_attr_dir	_haiku_build_fs_rewind_attr_dir
185#	endif
186
187#endif	// _HAIKU_BUILD_DONT_REMAP_FD_FUNCTIONS
188
189
190#ifdef __cplusplus
191} // extern "C"
192#endif
193
194#endif	// BEOS_BUILD_COMPATIBILITY_H
195
196