This repository was archived by the owner on Aug 31, 2021. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 226
Expand file tree
/
Copy pathosxsupport.cpp
More file actions
167 lines (149 loc) · 3.49 KB
/
osxsupport.cpp
File metadata and controls
167 lines (149 loc) · 3.49 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
/* Copyright (C) 2003-2015 LiveCode Ltd.
This file is part of LiveCode.
LiveCode is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License v3 as published by the Free
Software Foundation.
LiveCode 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 LiveCode. If not see <http://www.gnu.org/licenses/>. */
///////////////////////////////////////////////////////////////////////////////
// MAC OS X Support function implementations
#include "osxsupport.h"
void MCU_path2std(char *p_path)
{
if (p_path == NULL || !*p_path)
return;
do
{
if (*p_path == '/')
{
*p_path = ':';
}
else
{
if (*p_path == ':')
*p_path = '/';
}
} while (*++p_path);
}
void MCU_path2native(char *dptr)
{
if (dptr == NULL || !*dptr)
return;
}
void MCU_fix_path(char *cstr)
{
char *fptr = cstr;
while (*fptr)
{
if (*fptr == '/' && *(fptr + 1) == '.' && *(fptr + 2) == '.' && *(fptr + 3) == '/')
{
if (fptr == cstr)
strcpy(fptr, fptr + 3);
else
{
char *bptr = fptr - 1;
while (True)
{
if (*bptr == '/')
{
strcpy(bptr, fptr + 3);
fptr = bptr;
break;
}
else
bptr--;
}
}
}
else
if (*fptr == '/' && *(fptr + 1) == '.' && *(fptr + 2) == '/')
strcpy(fptr, fptr + 2);
else
if (*fptr == '/' && *(fptr + 1) == '/')
strcpy(fptr, fptr + 1);
else
fptr++;
}
}
#define strclone strdup
char *MCS_getcurdir()
{
char *t_path = new (nothrow) char[PATH_MAX + 2];
getcwd(t_path, PATH_MAX);
return t_path;
}
char *MCS_resolvepath(const char *p_path)
{
char *cstr;
if (p_path == NULL)
{
char *tpath = MCS_getcurdir();
return tpath;
}
char *tildepath;
if (p_path[0] == '~') {
char *tpath = strclone(p_path);
char *tptr = strchr(tpath, '/');
if (tptr == NULL) {
tpath[0] = '\0';
tptr = tpath;
}
else
*tptr++ = '\0';
struct passwd *pw;
if (*(tpath + 1) == '\0')
pw = getpwuid(getuid());
else
pw = getpwnam(tpath + 1);
if (pw == NULL)
return NULL;
tildepath = new (nothrow) char[strlen(pw->pw_dir) + strlen(tptr) + 2];
strcpy(tildepath, pw->pw_dir);
if (*tptr) {
strcat(tildepath, "/");
strcat(tildepath, tptr);
}
delete tpath;
}
else
tildepath = strclone(p_path);
if (p_path[0] != '/') {
cstr = MCS_getcurdir();
if (strlen(cstr) + strlen(tildepath) + 2 < PATH_MAX) {
strcat(cstr, "/");
strcat(cstr, p_path);
}
delete tildepath;
tildepath = cstr;
}
struct stat buf;
if (lstat(tildepath, (struct stat *)&buf) != 0 || !S_ISLNK(buf.st_mode))
return tildepath;
int size;
char *newname = new (nothrow) char[PATH_MAX + 2];
if ((size = readlink(tildepath, newname, PATH_MAX)) < 0) {
delete tildepath;
delete[] newname;
return NULL;
}
delete tildepath;
newname[size] = '\0';
if (newname[0] != '/') {
char *fullpath = new (nothrow) char[strlen(p_path) + strlen(newname) + 2];
strcpy(fullpath, p_path);
char *sptr = strrchr(fullpath, '/');
if (sptr == NULL)
sptr = fullpath;
else
sptr++;
strcpy(sptr, newname);
delete[] newname;
newname = MCS_resolvepath(fullpath);
delete[] fullpath;
}
return newname;
}