Commit | Line | Data |
---|---|---|
920dae64 AT |
1 | /* |
2 | * ========== Copyright Header Begin ========================================== | |
3 | * | |
4 | * Hypervisor Software File: filepath.c | |
5 | * | |
6 | * Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved. | |
7 | * | |
8 | * - Do no alter or remove copyright notices | |
9 | * | |
10 | * - Redistribution and use of this software in source and binary forms, with | |
11 | * or without modification, are permitted provided that the following | |
12 | * conditions are met: | |
13 | * | |
14 | * - Redistribution of source code must retain the above copyright notice, | |
15 | * this list of conditions and the following disclaimer. | |
16 | * | |
17 | * - Redistribution in binary form must reproduce the above copyright notice, | |
18 | * this list of conditions and the following disclaimer in the | |
19 | * documentation and/or other materials provided with the distribution. | |
20 | * | |
21 | * Neither the name of Sun Microsystems, Inc. or the names of contributors | |
22 | * may be used to endorse or promote products derived from this software | |
23 | * without specific prior written permission. | |
24 | * | |
25 | * This software is provided "AS IS," without a warranty of any kind. | |
26 | * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, | |
27 | * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A | |
28 | * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN | |
29 | * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR | |
30 | * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR | |
31 | * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN | |
32 | * OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR | |
33 | * FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE | |
34 | * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, | |
35 | * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF | |
36 | * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. | |
37 | * | |
38 | * You acknowledge that this software is not designed, licensed or | |
39 | * intended for use in the design, construction, operation or maintenance of | |
40 | * any nuclear facility. | |
41 | * | |
42 | * ========== Copyright Header End ============================================ | |
43 | */ | |
44 | /* | |
45 | * @(#)filepath.c 1.1 02/05/02 | |
46 | * Copyright 2001-2002 Sun Microsystems, Inc. All Rights Reserved | |
47 | * Copyright Use is subject to license terms. | |
48 | */ | |
49 | #include <stdio.h> | |
50 | #include <stdlib.h> | |
51 | #include <unistd.h> | |
52 | #include <string.h> | |
53 | ||
54 | #include "xref.h" | |
55 | ||
56 | static char *root = NULL; | |
57 | static int no_relocate = 0; | |
58 | ||
59 | char * | |
60 | xref_extract_pathname(char *srcpath) | |
61 | { | |
62 | char *file; | |
63 | char *pwd; | |
64 | char *dirname; | |
65 | char *iptr, *cptr; | |
66 | char *path; | |
67 | char *cwd; | |
68 | static char cwd_buf[255]; | |
69 | ||
70 | if (no_relocate) { | |
71 | return (strdup(srcpath)); | |
72 | } | |
73 | getcwd(cwd_buf, sizeof (cwd_buf)); | |
74 | cwd = strdup(cwd_buf); | |
75 | ||
76 | if (root == NULL) { | |
77 | root = getenv("BP"); | |
78 | if (root == NULL) { | |
79 | no_relocate = 1; | |
80 | return (strdup(srcpath)); | |
81 | } | |
82 | chdir(root); | |
83 | getcwd(cwd_buf, sizeof (cwd_buf)); | |
84 | chdir(cwd); | |
85 | root = strdup(cwd_buf); | |
86 | } | |
87 | ||
88 | path = strdup(srcpath); | |
89 | if (strncmp(path, "${BP}", 5) == 0) { | |
90 | char *npath; | |
91 | npath = malloc(strlen(root) + strlen(srcpath)); | |
92 | strcpy(npath, root); | |
93 | strcat(npath, srcpath + 5); | |
94 | free(path); | |
95 | path = npath; | |
96 | } | |
97 | ||
98 | cptr = strrchr(path, '/'); | |
99 | if (cptr == NULL) { | |
100 | dirname = strdup("."); | |
101 | file = strdup(path); | |
102 | } else { | |
103 | *cptr = 0; | |
104 | dirname = strdup(path); | |
105 | file = strdup(cptr+1); | |
106 | } | |
107 | free(path); | |
108 | ||
109 | chdir(dirname); | |
110 | getcwd(cwd_buf, sizeof (cwd_buf)); | |
111 | chdir(cwd); | |
112 | free(cwd); | |
113 | ||
114 | pwd = strdup(cwd_buf); | |
115 | free(dirname); | |
116 | ||
117 | iptr = root; | |
118 | cptr = pwd; | |
119 | while (*iptr++ == *cptr++); | |
120 | strcpy(cwd_buf, "${BP}/"); | |
121 | strcat(cwd_buf, cptr); | |
122 | strcat(cwd_buf, "/"); | |
123 | strcat(cwd_buf, file); | |
124 | free(file); | |
125 | free(pwd); | |
126 | return (cwd_buf); | |
127 | } |