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root/radiance/ray/src/common/paths.h
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Comparing ray/src/common/paths.h (file contents):
Revision 2.5 by greg, Wed Dec 9 12:59:45 1992 UTC vs.
Revision 2.23 by greg, Wed Oct 5 17:20:55 2011 UTC

# Line 1 | Line 1
1 < /* Copyright (c) 1992 Regents of the University of California */
2 <
3 < /* SCCSid "$SunId$ LBL" */
4 <
1 > /* RCSid $Id$ */
2   /*
3   * Definitions for paths on different machines
4   */
5 + #ifndef _RAD_PATHS_H_
6 + #define _RAD_PATHS_H_
7  
8 < #ifdef MSDOS
8 > #include <stdio.h>
9 > #include <stdlib.h>
10 > #include <string.h>
11 > #include <fcntl.h>
12 > #include <sys/types.h>
13 > #include <sys/stat.h>
14  
15 < #define DIRSEP          '/'
16 < #define ISDIRSEP(c)     ((c)=='/' || (c)=='\\')
17 < #define CASEDIRSEP      case '/': case '\\'
14 < #define PATHSEP         ';'
15 < #define MAXPATH         128
16 < #define TEMPLATE        "c:\\tmp\\rtXXXXXX"
17 < #define TEMPLEN         15
18 < #define ULIBVAR         "RAYPATH"
19 < #ifndef DEFPATH
20 < #define DEFPATH         ";c:/ray/lib"
21 < #endif
22 < extern char  *fixargv0();
15 > #ifdef _WIN32
16 >  #include <io.h>
17 >  #include <direct.h> /* getcwd(), chdir(), _mkdir(), etc. */
18  
19 < #else
20 < #ifdef AMIGA
19 >  #define access _access
20 >  #define mkdir(dirname,perms) _mkdir(dirname)
21 >  #define PATH_MAX _MAX_PATH
22 >  #define NULL_DEVICE   "NUL"
23 >  #define DIRSEP                '/'
24 >  #define ISDIRSEP(c)   ((c)=='/' || (c)=='\\')
25 >  #define ISABS(s)      ((s)!=NULL \
26 >                  && (s[0])!='\0' \
27 >          && (   ISDIRSEP(s[0]) \
28 >              || (   (s[1])!='\0' \
29 >                  && (isupper(s[0])||islower(s[0])) \
30 >                  && (s[1])==':')))
31 >  #define CASEDIRSEP    case '/': case '\\'
32 >  #define PATHSEP               ';'
33 >  #define CURDIR                '.'
34 >  #define DEFAULT_TEMPDIRS {"C:/TMP", "C:/TEMP", ".", NULL}
35 >  #define TEMPLATE      "rtXXXXXX"
36 >  #define TEMPLEN               8
37 >  #define ULIBVAR               "RAYPATH"
38 >  #ifndef DEFPATH
39 >    #define DEFPATH             ";c:/ray/lib"
40 >  #endif
41 >  /* <io.h> only does half the work for access() */
42 >  #ifndef F_OK
43 >    #define  F_OK 00
44 >    #define  W_OK 02
45 >  #endif
46 >  #ifndef R_OK
47 >    #define X_OK 01
48 >    #define R_OK 04
49 >  #endif
50 >  /* to make the permissions user specific we'd need to use CreateFile() */
51 >  #ifndef S_IRUSR
52 >    #define S_IRUSR _S_IREAD
53 >    #define S_IWUSR _S_IWRITE
54 >  #endif
55  
56 < #define DIRSEP          '/'
57 < #define PATHSEP         ';'
58 < #define MAXPATH         128
59 < #define TEMPLATE        "/tmp/rtXXXXXX"
60 < #define TEMPLEN         13
61 < #define ULIBVAR         "RAYPATH"
62 < #ifndef DEFPATH
34 < #define DEFPATH         ";/ray/lib"
35 < #endif
36 < #define  fixargv0(a0)   (a0)
56 >  #ifdef __cplusplus
57 >    extern "C" {
58 >  #endif
59 >  extern char  *fixargv0();
60 >  #ifdef __cplusplus
61 >    }
62 >  #endif
63  
64 < #else
64 > #else /* everything but Windows */
65 >  #include <unistd.h>
66 >  #include <sys/param.h>
67  
68 < #define DIRSEP          '/'
69 < #define PATHSEP         ':'
70 < #define MAXPATH         256
71 < #define TEMPLATE        "/usr/tmp/rtXXXXXX"
72 < #define TEMPLEN         13
73 < #define ULIBVAR         "RAYPATH"
74 < #ifndef DEFPATH
47 < #define DEFPATH         ":/usr/local/lib/ray"
48 < #endif
49 < #define  fixargv0(a0)   (a0)
68 >  #define RMAX_PATH_MAX 4096 /* our own maximum */
69 >  #ifndef PATH_MAX
70 >    #define PATH_MAX 512
71 >  #elif PATH_MAX > RMAX_PATH_MAX /* the OS is exaggerating */
72 >    #undef PATH_MAX
73 >    #define PATH_MAX RMAX_PATH_MAX
74 >  #endif
75  
76 +  #ifdef AMIGA
77 +
78 +        #define NULL_DEVICE     "NIL:"
79 +    #define DIRSEP              '/'
80 +    #define ISABS(s) ((s)!=NULL && (ISDIRSEP(s[0])))
81 +    #define PATHSEP             ';'
82 +        #define CURDIR          '.'
83 +    #define DEFAULT_TEMPDIRS {"/var/tmp", "/usr/tmp", "/tmp", ".", NULL}
84 +    #define TEMPLATE    "/tmp/rtXXXXXX"
85 +    #define TEMPLEN             13
86 +    #define ULIBVAR             "RAYPATH"
87 +    #ifndef DEFPATH
88 +      #define DEFPATH           ";/ray/lib"
89 +    #endif
90 +    #define      fixargv0(a0)   (a0)
91 +
92 +  #else
93 +
94 +    /* posix */
95 +
96 +        /* this is defined as _PATH_DEVNULL in /usr/include/paths.h on Linux */
97 +        #define NULL_DEVICE     "/dev/null"
98 +    #define DIRSEP              '/'
99 +    #define ISABS(s) ((s)!=NULL && (ISDIRSEP(s[0])))
100 +    #define PATHSEP             ':'
101 +        #define CURDIR          '.'
102 +    #define DEFAULT_TEMPDIRS {"/var/tmp", "/usr/tmp", "/tmp", ".", NULL}
103 +    #define TEMPLATE    "/tmp/rtXXXXXX"
104 +    #define TEMPLEN             17
105 +    #define ULIBVAR             "RAYPATH"
106 +    #ifndef DEFPATH
107 +      #define DEFPATH           ":/usr/local/lib/ray"
108 +    #endif
109 +    #define      fixargv0(a0)   (a0)
110 +
111 +  #endif
112   #endif
52 – #endif
113  
114   #ifndef ISDIRSEP
115 < #define ISDIRSEP(c)     ((c)==DIRSEP)
115 >  #define ISDIRSEP(c)   ((c)==DIRSEP)
116   #endif
117   #ifndef CASEDIRSEP
118 < #define CASEDIRSEP      case DIRSEP
118 >  #define CASEDIRSEP    case DIRSEP
119   #endif
120  
121 < extern char  *mktemp(), *getenv();
121 > #ifdef __cplusplus
122 > extern "C" {
123 > #endif
124 >
125 > /* Find a writeable directory for temporary files */
126 > /* If s is NULL, we return a static string */
127 > extern char *temp_directory(char *s, size_t len);
128 >
129 > /* Compose a *currently* unique name within a temporary directory */
130 > /* If s is NULL, we return a static string */
131 > /* If templ is NULL, we take our default template */
132 > /* WARNING: On Windows, there's a maximum of 27 unique names within
133 >            one process for the same template. */
134 > extern char *temp_filename(char *s, size_t len, char *templ);
135 >
136 > /* Same as above, but also open the file and return the descriptor */
137 > /* This one is supposed to protect against race conditions on unix */
138 > /* WARNING: On Windows, there's no protection against race conditions */
139 > extern int temp_fd(char *s, size_t len, char *templ);
140 >
141 > /* Same as above, but return a file pointer instead of a descriptor */
142 > extern FILE *temp_fp(char *s, size_t len, char *templ);
143 >
144 > /* Concatenate two strings, leaving exactly one DIRSEP in between */
145 > extern char *append_filepath(char *s1, char *s2, size_t len);
146 >
147 >
148 > #ifdef __cplusplus
149 > }
150 > #endif
151 > #endif /* _RAD_PATHS_H_ */
152 >

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