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root/radiance/ray/src/common/paths.h
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Comparing ray/src/common/paths.h (file contents):
Revision 2.1 by greg, Tue Sep 8 09:08:02 1992 UTC vs.
Revision 2.17 by schorsch, Thu Jul 3 22:41:44 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 + #ifdef __cplusplus
8 + extern "C" {
9 + #endif
10  
11 < #ifdef NIX
11 > #include <stdio.h>
12 > #include <stdlib.h>
13 > #include <string.h>
14 > #include <fcntl.h>
15 > #include <sys/types.h>
16 > #include <sys/stat.h>
17  
18 < #ifdef MSDOS
18 > #ifdef _WIN32
19 >  #include <io.h>
20  
21 < #define DIRSEP          '\\'
22 < #define PATHSEP         ';'
23 < #define TEMPLATE        "c:\\tmp\\rtXXXXXX"
24 < #define TEMPLEN         15
25 < #define ULIBVAR         "RAYPATH"
26 < #ifndef DEFPATH
27 < #define DEFPATH         ";\\ray\\lib"
28 < #endif
21 >  #define access _access
22 >  #define PATH_MAX _MAX_PATH
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  X_OK 01
45 >    #define  W_OK 02
46 >    #define  R_OK 04
47 >  #endif
48 >  /* to make the permissions user specific we'd need to use CreateFile() */
49 >  #ifndef S_IRUSR
50 >    #define S_IRUSR _S_IREAD
51 >    #define S_IWUSR _S_IWRITE
52 >  #endif
53 > extern char  *fixargv0();
54  
55 < #endif
56 < #ifdef AMIGA
55 > #else /* everything but Windows */
56 >  #include <unistd.h>
57 >  #include <sys/param.h>
58  
59 < #define DIRSEP          '/'
60 < #define PATHSEP         ';'
61 < #define TEMPLATE        "/tmp/rtXXXXXX"
62 < #define TEMPLEN         13
63 < #define ULIBVAR         "RAYPATH"
64 < #ifndef DEFPATH
65 < #define DEFPATH         ";/ray/lib"
59 >  #define RMAX_PATH_MAX 4096 /* our own maximum */
60 >  #ifndef PATH_MAX
61 >    #define PATH_MAX 512
62 >  #elif PATH_MAX > RMAX_PATH_MAX /* the OS is exaggerating */
63 >    #undef PATH_MAX
64 >    #define PATH_MAX RMAX_PATH_MAX
65 >  #endif
66 >
67 >  #ifdef AMIGA
68 >
69 >    #define DIRSEP              '/'
70 >    #define ISABS(s) ((s)!=NULL && (ISDIRSEP(s[0])))
71 >    #define PATHSEP             ';'
72 >        #define CURDIR          '.'
73 >    #define DEFAULT_TEMPDIRS {"/var/tmp", "/usr/tmp", "/tmp", ".", NULL}
74 >    #define TEMPLATE    "/tmp/rtXXXXXX"
75 >    #define TEMPLEN             13
76 >    #define ULIBVAR             "RAYPATH"
77 >    #ifndef DEFPATH
78 >      #define DEFPATH           ";/ray/lib"
79 >    #endif
80 >    #define      fixargv0(a0)   (a0)
81 >
82 >  #else
83 >
84 >    /* posix */
85 >
86 >        /* this is defined as _PATH_DEVNULL in /usr/include/paths.h on Linux */
87 >        #define NULL_DEVICE     "/dev/null"
88 >    #define DIRSEP              '/'
89 >    #define ISABS(s) ((s)!=NULL && (ISDIRSEP(s[0])))
90 >    #define PATHSEP             ':'
91 >        #define CURDIR          '.'
92 >    #define DEFAULT_TEMPDIRS {"/var/tmp", "/usr/tmp", "/tmp", ".", NULL}
93 >    #define TEMPLATE    "/usr/tmp/rtXXXXXX"
94 >    #define TEMPLEN             17
95 >    #define ULIBVAR             "RAYPATH"
96 >    #ifndef DEFPATH
97 >      #define DEFPATH           ":/usr/local/lib/ray"
98 >    #endif
99 >    #define      fixargv0(a0)   (a0)
100 >
101 >  #endif
102   #endif
103  
104 + #ifndef ISDIRSEP
105 +  #define ISDIRSEP(c)   ((c)==DIRSEP)
106   #endif
107 + #ifndef CASEDIRSEP
108 +  #define CASEDIRSEP    case DIRSEP
109 + #endif
110  
36 – #else
111  
112 < #define DIRSEP          '/'
113 < #define PATHSEP         ':'
114 < #define TEMPLATE        "/tmp/rtXXXXXX"
41 < #define TEMPLEN         13
42 < #define ULIBVAR         "RAYPATH"
43 < #ifndef DEFPATH
44 < #define DEFPATH         ":/usr/local/lib/ray"
45 < #endif
112 > /* Find a writeable directory for temporary files */
113 > /* If s is NULL, we return a static string */
114 > extern char *temp_directory(char *s, size_t len);
115  
116 + /* Compose a *currently* unique name within a temporary directory */
117 + /* If s is NULL, we return a static string */
118 + /* If templ is NULL, we take our default template */
119 + /* WARNING: On Windows, there's a maximum of 27 unique names within
120 +            one process for the same template. */
121 + extern char *temp_filename(char *s, size_t len, char *templ);
122 +
123 + /* Same as above, but also open the file and return the descriptor */
124 + /* This one is supposed to protect against race conditions on unix */
125 + /* WARNING: On Windows, there's no protection against race conditions */
126 + extern int temp_fd(char *s, size_t len, char *templ);
127 +
128 + /* Same as above, but return a file pointer instead of a descriptor */
129 + extern FILE *temp_fp(char *s, size_t len, char *templ);
130 +
131 + /* Concatenate two strings, leaving exactly one DIRSEP in between */
132 + extern char *append_filepath(char *s1, char *s2, size_t len);
133 +
134 +
135 + #ifdef __cplusplus
136 + }
137   #endif
138 + #endif /* _RAD_PATHS_H_ */
139  
49 – extern char  *mktemp(), *getenv();

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