openat.h

Absolute File Name:

/home/opencoverage/opencoverage/guest-scripts/coreutils/src/gnulib/lib/openat.h

Line	Source	Count
1	/* provide a replacement openat function	-
2	Copyright (C) 2004-2006, 2008-2018 Free Software Foundation, Inc.	-
3		-
4	This program is free software: you can redistribute it and/or modify	-
5	it under the terms of the GNU General Public License as published by	-
6	the Free Software Foundation; either version 3 of the License, or	-
7	(at your option) any later version.	-
8		-
9	This program is distributed in the hope that it will be useful,	-
10	but WITHOUT ANY WARRANTY; without even the implied warranty of	-
11	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	-
12	GNU General Public License for more details.	-
13		-
14	You should have received a copy of the GNU General Public License	-
15	along with this program. If not, see <https://www.gnu.org/licenses/>. */	-
16		-
17	/* written by Jim Meyering */	-
18		-
19	#ifndef _GL_HEADER_OPENAT	-
20	#define _GL_HEADER_OPENAT	-
21		-
22	#include <fcntl.h>	-
23		-
24	#include <sys/types.h>	-
25	#include <sys/stat.h>	-
26	#include <unistd.h>	-
27	#include <stdbool.h>	-
28		-
29	#ifndef _GL_INLINE_HEADER_BEGIN	-
30	#error "Please include config.h first."	-
31	#endif	-
32	_GL_INLINE_HEADER_BEGIN	-
33		-
34	#if !HAVE_OPENAT	-
35		-
36	int openat_permissive (int fd, char const *file, int flags, mode_t mode,	-
37	int *cwd_errno);	-
38	bool openat_needs_fchdir (void);	-
39		-
40	#else	-
41		-
42	# define openat_permissive(Fd, File, Flags, Mode, Cwd_errno) \	-
43	openat (Fd, File, Flags, Mode)	-
44	# define openat_needs_fchdir() false	-
45		-
46	#endif	-
47		-
48	_Noreturn void openat_restore_fail (int);	-
49	_Noreturn void openat_save_fail (int);	-
50		-
51	/* Using these function names makes application code	-
52	slightly more readable than it would be with	-
53	fchownat (..., 0) or fchownat (..., AT_SYMLINK_NOFOLLOW). */	-
54		-
55	#if GNULIB_FCHOWNAT	-
56		-
57	# ifndef FCHOWNAT_INLINE	-
58	# define FCHOWNAT_INLINE _GL_INLINE	-
59	# endif	-
60		-
61	FCHOWNAT_INLINE int	-
62	chownat (int fd, char const *file, uid_t owner, gid_t group)	-
63	{	-
64	return fchownat (fd, file, owner, group, 0); executed 56 times by 2 tests: `return fchownat (fd, file, owner, group, 0);` Executed by: chgrp chown	56
65	}	-
66		-
67	FCHOWNAT_INLINE int	-
68	lchownat (int fd, char const *file, uid_t owner, gid_t group)	-
69	{	-
70	return fchownat (fd, file, owner, group, AT_SYMLINK_NOFOLLOW); executed 38 times by 2 tests: `return fchownat (fd, file, owner, group, 0x100 );` Executed by: chgrp chown	38
71	}	-
72		-
73	#endif	-
74		-
75	#if GNULIB_FCHMODAT	-
76		-
77	# ifndef FCHMODAT_INLINE	-
78	# define FCHMODAT_INLINE _GL_INLINE	-
79	# endif	-
80		-
81	FCHMODAT_INLINE int	-
82	chmodat (int fd, char const *file, mode_t mode)	-
83	{	-
84	return fchmodat (fd, file, mode, 0); executed 290404 times by 1 test: `return fchmodat (fd, file, mode, 0);` Executed by: chmod	290404
85	}	-
86		-
87	FCHMODAT_INLINE int	-
88	lchmodat (int fd, char const *file, mode_t mode)	-
89	{	-
90	return fchmodat (fd, file, mode, AT_SYMLINK_NOFOLLOW); never executed: `return fchmodat (fd, file, mode, 0x100 );`	0
91	}	-
92		-
93	#endif	-
94		-
95	#if GNULIB_STATAT	-
96		-
97	# ifndef STATAT_INLINE	-
98	# define STATAT_INLINE _GL_INLINE	-
99	# endif	-
100		-
101	STATAT_INLINE int	-
102	statat (int fd, char const name, struct stat st)	-
103	{	-
104	return fstatat (fd, name, st, 0); never executed: `return fstatat (fd, name, st, 0);`	0
105	}	-
106		-
107	STATAT_INLINE int	-
108	lstatat (int fd, char const name, struct stat st)	-
109	{	-
110	return fstatat (fd, name, st, AT_SYMLINK_NOFOLLOW); executed 4 times by 1 test: `return fstatat (fd, name, st, 0x100 );` Executed by: mv	4
111	}	-
112		-
113	#endif	-
114		-
115	/* For now, there are no wrappers named laccessat or leuidaccessat,	-
116	since gnulib doesn't support faccessat(,AT_SYMLINK_NOFOLLOW) and	-
117	since access rights on symlinks are of limited utility. Likewise,	-
118	wrappers are not provided for accessat or euidaccessat, so as to	-
119	avoid dragging in -lgen on some platforms. */	-
120		-
121	_GL_INLINE_HEADER_END	-
122		-
123	#endif /* _GL_HEADER_OPENAT */	-

Line

Source

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/* provide a replacement openat function

This program is free software: you can redistribute it and/or modify

it under the terms of the GNU General Public License as published by

the Free Software Foundation; either version 3 of the License, or

(at your option) any later version.

This program is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

GNU General Public License for more details.

You should have received a copy of the GNU General Public License

along with this program. If not, see <https://www.gnu.org/licenses/>. */

/* written by Jim Meyering */

#ifndef _GL_HEADER_OPENAT

#define _GL_HEADER_OPENAT

#include <fcntl.h>

#include <sys/types.h>

#include <sys/stat.h>

#include <unistd.h>

#include <stdbool.h>

#ifndef _GL_INLINE_HEADER_BEGIN

#error "Please include config.h first."

#endif

_GL_INLINE_HEADER_BEGIN

#if !HAVE_OPENAT

int openat_permissive (int fd, char const *file, int flags, mode_t mode,

int *cwd_errno);

bool openat_needs_fchdir (void);

#else

# define openat_permissive(Fd, File, Flags, Mode, Cwd_errno) \

openat (Fd, File, Flags, Mode)

# define openat_needs_fchdir() false

#endif

_Noreturn void openat_restore_fail (int);

_Noreturn void openat_save_fail (int);

/* Using these function names makes application code

slightly more readable than it would be with

fchownat (..., 0) or fchownat (..., AT_SYMLINK_NOFOLLOW). */

#if GNULIB_FCHOWNAT

# ifndef FCHOWNAT_INLINE

# define FCHOWNAT_INLINE _GL_INLINE

# endif

FCHOWNAT_INLINE int

chownat (int fd, char const *file, uid_t owner, gid_t group)

{

return fchownat (fd, file, owner, group, 0);

executed 56 times by 2 tests: return fchownat (fd, file, owner, group, 0);

Executed by:

chgrp
chown

}

FCHOWNAT_INLINE int

lchownat (int fd, char const *file, uid_t owner, gid_t group)

{

return fchownat (fd, file, owner, group, AT_SYMLINK_NOFOLLOW);

executed 38 times by 2 tests: return fchownat (fd, file, owner, group, 0x100 );

Executed by:

chgrp
chown

}

#endif

#if GNULIB_FCHMODAT

# ifndef FCHMODAT_INLINE

# define FCHMODAT_INLINE _GL_INLINE

# endif

FCHMODAT_INLINE int

chmodat (int fd, char const *file, mode_t mode)

{

return fchmodat (fd, file, mode, 0);

executed 290404 times by 1 test: return fchmodat (fd, file, mode, 0);

Executed by:

chmod

290404

}

FCHMODAT_INLINE int

lchmodat (int fd, char const *file, mode_t mode)

{

return fchmodat (fd, file, mode, AT_SYMLINK_NOFOLLOW);

never executed: return fchmodat (fd, file, mode, 0x100 );

}

#endif

#if GNULIB_STATAT

# ifndef STATAT_INLINE

# define STATAT_INLINE _GL_INLINE

# endif

100

101

STATAT_INLINE int

102

statat (int fd, char const *name, struct stat *st)

103

{

104

return fstatat (fd, name, st, 0);

never executed: return fstatat (fd, name, st, 0);

}

STATAT_INLINE int

lstatat (int fd, char const *name, struct stat *st)

109

{

110

return fstatat (fd, name, st, AT_SYMLINK_NOFOLLOW);

executed 4 times by 1 test: return fstatat (fd, name, st, 0x100 );

Executed by:

}

#endif

/* For now, there are no wrappers named laccessat or leuidaccessat,

116

since gnulib doesn't support faccessat(,AT_SYMLINK_NOFOLLOW) and

117

since access rights on symlinks are of limited utility. Likewise,

118

wrappers are not provided for accessat or euidaccessat, so as to

119

avoid dragging in -lgen on some platforms. */

120

121

_GL_INLINE_HEADER_END

122

123

#endif /* _GL_HEADER_OPENAT */

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