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root/radiance/ray/src/common/paths.h
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Comparing ray/src/common/paths.h (file contents):
Revision 2.3 by greg, Mon Sep 21 12:02:07 1992 UTC vs.
Revision 2.19 by schorsch, Mon Jul 14 22:23:59 2003 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
15 > #ifdef _WIN32
16 >  #include <io.h>
17 >  #include <direct.h> /* getcwd(), chdir(), etc. */
18  
19 < #else
20 < #ifdef AMIGA
19 >  #define access _access
20 >  #define PATH_MAX _MAX_PATH
21 >  #define DIRSEP                '/'
22 >  #define ISDIRSEP(c)   ((c)=='/' || (c)=='\\')
23 >  #define ISABS(s)      ((s)!=NULL \
24 >                  && (s[0])!='\0' \
25 >          && (   ISDIRSEP(s[0]) \
26 >              || (   (s[1])!='\0' \
27 >                  && (isupper(s[0])||islower(s[0])) \
28 >                  && (s[1])==':')))
29 >  #define CASEDIRSEP    case '/': case '\\'
30 >  #define PATHSEP               ';'
31 >  #define CURDIR                '.'
32 >  #define DEFAULT_TEMPDIRS {"C:/TMP", "C:/TEMP", ".", NULL}
33 >  #define TEMPLATE      "rtXXXXXX"
34 >  #define TEMPLEN               8
35 >  #define ULIBVAR               "RAYPATH"
36 >  #ifndef DEFPATH
37 >    #define DEFPATH             ";c:/ray/lib"
38 >  #endif
39 >  /* <io.h> only does half the work for access() */
40 >  #ifndef F_OK
41 >    #define  F_OK 00
42 >    #define  X_OK 01
43 >    #define  W_OK 02
44 >    #define  R_OK 04
45 >  #endif
46 >  /* to make the permissions user specific we'd need to use CreateFile() */
47 >  #ifndef S_IRUSR
48 >    #define S_IRUSR _S_IREAD
49 >    #define S_IWUSR _S_IWRITE
50 >  #endif
51  
52 < #define DIRSEP          '/'
53 < #define PATHSEP         ';'
54 < #define MAXPATH         128
55 < #define TEMPLATE        "/tmp/rtXXXXXX"
56 < #define TEMPLEN         13
57 < #define ULIBVAR         "RAYPATH"
58 < #ifndef DEFPATH
33 < #define DEFPATH         ";/ray/lib"
34 < #endif
52 >  #ifdef __cplusplus
53 >    extern "C" {
54 >  #endif
55 >  extern char  *fixargv0();
56 >  #ifdef __cplusplus
57 >    }
58 >  #endif
59  
60 < #else
60 > #else /* everything but Windows */
61 >  #include <unistd.h>
62 >  #include <sys/param.h>
63  
64 < #define DIRSEP          '/'
65 < #define PATHSEP         ':'
66 < #define MAXPATH         256
67 < #define TEMPLATE        "/tmp/rtXXXXXX"
68 < #define TEMPLEN         13
69 < #define ULIBVAR         "RAYPATH"
70 < #ifndef DEFPATH
45 < #define DEFPATH         ":/usr/local/lib/ray"
46 < #endif
64 >  #define RMAX_PATH_MAX 4096 /* our own maximum */
65 >  #ifndef PATH_MAX
66 >    #define PATH_MAX 512
67 >  #elif PATH_MAX > RMAX_PATH_MAX /* the OS is exaggerating */
68 >    #undef PATH_MAX
69 >    #define PATH_MAX RMAX_PATH_MAX
70 >  #endif
71  
72 +  #ifdef AMIGA
73 +
74 +    #define DIRSEP              '/'
75 +    #define ISABS(s) ((s)!=NULL && (ISDIRSEP(s[0])))
76 +    #define PATHSEP             ';'
77 +        #define CURDIR          '.'
78 +    #define DEFAULT_TEMPDIRS {"/var/tmp", "/usr/tmp", "/tmp", ".", NULL}
79 +    #define TEMPLATE    "/tmp/rtXXXXXX"
80 +    #define TEMPLEN             13
81 +    #define ULIBVAR             "RAYPATH"
82 +    #ifndef DEFPATH
83 +      #define DEFPATH           ";/ray/lib"
84 +    #endif
85 +    #define      fixargv0(a0)   (a0)
86 +
87 +  #else
88 +
89 +    /* posix */
90 +
91 +        /* this is defined as _PATH_DEVNULL in /usr/include/paths.h on Linux */
92 +        #define NULL_DEVICE     "/dev/null"
93 +    #define DIRSEP              '/'
94 +    #define ISABS(s) ((s)!=NULL && (ISDIRSEP(s[0])))
95 +    #define PATHSEP             ':'
96 +        #define CURDIR          '.'
97 +    #define DEFAULT_TEMPDIRS {"/var/tmp", "/usr/tmp", "/tmp", ".", NULL}
98 +    #define TEMPLATE    "/usr/tmp/rtXXXXXX"
99 +    #define TEMPLEN             17
100 +    #define ULIBVAR             "RAYPATH"
101 +    #ifndef DEFPATH
102 +      #define DEFPATH           ":/usr/local/lib/ray"
103 +    #endif
104 +    #define      fixargv0(a0)   (a0)
105 +
106 +  #endif
107   #endif
49 – #endif
108  
109   #ifndef ISDIRSEP
110 < #define ISDIRSEP(c)     ((c)==DIRSEP)
110 >  #define ISDIRSEP(c)   ((c)==DIRSEP)
111   #endif
112   #ifndef CASEDIRSEP
113 < #define CASEDIRSEP      case DIRSEP
113 >  #define CASEDIRSEP    case DIRSEP
114   #endif
115  
116 < extern char  *mktemp(), *getenv();
116 > #ifdef __cplusplus
117 > extern "C" {
118 > #endif
119 >
120 > /* Find a writeable directory for temporary files */
121 > /* If s is NULL, we return a static string */
122 > extern char *temp_directory(char *s, size_t len);
123 >
124 > /* Compose a *currently* unique name within a temporary directory */
125 > /* If s is NULL, we return a static string */
126 > /* If templ is NULL, we take our default template */
127 > /* WARNING: On Windows, there's a maximum of 27 unique names within
128 >            one process for the same template. */
129 > extern char *temp_filename(char *s, size_t len, char *templ);
130 >
131 > /* Same as above, but also open the file and return the descriptor */
132 > /* This one is supposed to protect against race conditions on unix */
133 > /* WARNING: On Windows, there's no protection against race conditions */
134 > extern int temp_fd(char *s, size_t len, char *templ);
135 >
136 > /* Same as above, but return a file pointer instead of a descriptor */
137 > extern FILE *temp_fp(char *s, size_t len, char *templ);
138 >
139 > /* Concatenate two strings, leaving exactly one DIRSEP in between */
140 > extern char *append_filepath(char *s1, char *s2, size_t len);
141 >
142 >
143 > #ifdef __cplusplus
144 > }
145 > #endif
146 > #endif /* _RAD_PATHS_H_ */
147 >

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