2 * File utility functions.
5 * Gonzalo Paniagua Javier (gonzalo@novell.com)
7 * (C) 2006 Novell, Inc.
9 * Permission is hereby granted, free of charge, to any person obtaining
10 * a copy of this software and associated documentation files (the
11 * "Software"), to deal in the Software without restriction, including
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13 * distribute, sublicense, and/or sell copies of the Software, and to
14 * permit persons to whom the Software is furnished to do so, subject to
15 * the following conditions:
17 * The above copyright notice and this permission notice shall be
18 * included in all copies or substantial portions of the Software.
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32 #include <sys/types.h>
44 int mkstemp (char *tmp_template
);
48 #define OPEN_FLAGS (O_RDONLY)
50 #define OPEN_FLAGS (O_RDONLY | O_LARGEFILE)
53 g_file_get_contents (const gchar
*filename
, gchar
**contents
, gsize
*length
, GError
**gerror
)
61 g_return_val_if_fail (filename
!= NULL
, FALSE
);
62 g_return_val_if_fail (contents
!= NULL
, FALSE
);
63 g_return_val_if_fail (gerror
== NULL
|| *gerror
== NULL
, FALSE
);
69 fd
= open (filename
, OPEN_FLAGS
);
73 *gerror
= g_error_new (G_LOG_DOMAIN
, g_file_error_from_errno (err
), "Error opening file");
78 if (fstat (fd
, &st
) != 0) {
81 *gerror
= g_error_new (G_LOG_DOMAIN
, g_file_error_from_errno (err
), "Error in fstat()");
87 str
= g_malloc (st
.st_size
+ 1);
90 nread
= read (fd
, str
+ offset
, st
.st_size
- offset
);
94 } while ((nread
> 0 && offset
< st
.st_size
) || (nread
== -1 && errno
== EINTR
));
99 // Windows defaults to O_TEXT for opened files, meaning that st_size can be larger than
100 // what's actually read into str due to new line conversion.
101 g_assert (offset
<= st
.st_size
);
106 str
[st
.st_size
] = '\0';
108 *length
= st
.st_size
;
117 g_file_open_tmp (const gchar
*tmpl
, gchar
**name_used
, GError
**gerror
)
119 const static gchar
*default_tmpl
= ".XXXXXX";
124 g_return_val_if_fail (gerror
== NULL
|| *gerror
== NULL
, -1);
129 if (strchr (tmpl
, G_DIR_SEPARATOR
) != NULL
) {
131 *gerror
= g_error_new (G_LOG_DOMAIN
, 24, "Template should not have any " G_DIR_SEPARATOR_S
);
137 if (len
< 6 || strcmp (tmpl
+ len
- 6, "XXXXXX")) {
139 *gerror
= g_error_new (G_LOG_DOMAIN
, 24, "Template should end with XXXXXX");
144 t
= g_build_filename (g_get_tmp_dir (), tmpl
, NULL
);
151 *gerror
= g_error_new (G_LOG_DOMAIN
, g_file_error_from_errno (err
), "Error in mkstemp()");
166 g_get_current_dir (void)
169 char *buffer
= NULL
, *r
;
173 buffer
= g_realloc (buffer
, s
);
174 r
= getcwd (buffer
, s
);
175 fail
= (r
== NULL
&& errno
== ERANGE
);
181 /* On amd64 sometimes the bottom 32-bits of r == the bottom 32-bits of buffer
182 * but the top 32-bits of r have overflown to 0xffffffff (seriously wtf getcwd
183 * so we return the buffer here since it has a pointer to the valid string