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root/radiance/ray/src/common/paths.h
Revision: 2.25
Committed: Tue Feb 2 18:02:32 2016 UTC (8 years, 3 months ago) by greg
Content type: text/plain
Branch: MAIN
Changes since 2.24: +41 -22 lines
Log Message:
Moved declaration of popen to paths.h and put convert_command() into module

File Contents

# Content
1 /* RCSid $Id: paths.h,v 2.24 2012/06/29 23:09:06 greg Exp $ */
2 /*
3 * Definitions for paths on different machines
4 */
5 #ifndef _RAD_PATHS_H_
6 #define _RAD_PATHS_H_
7
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 #ifdef _WIN32
16 #include <io.h>
17 #include <direct.h> /* getcwd(), chdir(), _mkdir(), etc. */
18
19 #define access _access
20 #define mkdir(dirname,perms) _mkdir(dirname)
21 #ifdef _MSC_VER
22 #define popen(cmd,mode) _popen(cmd,mode)
23 #define pclose(p) _pclose(p)
24 #else
25 #define popen(cmd,mode) win_popen(cmd,mode)
26 #define pclose(p) win_pclose(p)
27 #endif
28 #define kill(pid,sig) win_kill(pid,sig)
29 #define nice(inc) win_nice(inc)
30 #define PATH_ MAX _MAX_PATH
31 #define NULL_DEVICE "NUL"
32 #define DIRSEP '/'
33 #define ISDIRSEP(c) (((c)=='/') | ((c)=='\\'))
34 #define ISABS(s) ( ISDIRSEP((s)[0]) \
35 || ( isupper((s)[0]) | islower((s)[0]) \
36 && (s)[1]==':' && ISDIRSEP((s)[2]) ) )
37 #define CASEDIRSEP case '/': case '\\'
38 #define PATHSEP ';'
39 #define CURDIR '.'
40 #define DEFAULT_TEMPDIRS {"C:/TMP", "C:/TEMP", ".", NULL}
41 #define TEMPLATE "rtXXXXXX"
42 #define TEMPLEN 8
43 #define ULIBVAR "RAYPATH"
44 #ifndef DEFPATH
45 #define DEFPATH ";c:/ray/lib"
46 #endif
47 #define SPECIALS " \t\"$*?|"
48 #define QUOTCHAR '"'
49 /* <io.h> only does half the work for access() */
50 #ifndef F_OK
51 #define F_OK 00
52 #define W_OK 02
53 #endif
54 #ifndef R_OK
55 #define X_OK 01
56 #define R_OK 04
57 #endif
58 /* to make the permissions user specific we'd need to use CreateFile() */
59 #ifndef S_IRUSR
60 #define S_IRUSR _S_IREAD
61 #define S_IWUSR _S_IWRITE
62 #endif
63
64 #else /* everything but Windows */
65 #include <unistd.h>
66 #include <sys/param.h>
67
68 #define RMAX_PATH_MAX 4096 /* our own maximum */
69 #ifndef PATH_MAX
70 #define PATH_MAX 512
71 #elif PATH_MAX > RMAX_PATH_MAX /* the OS is exaggerating */
72 #undef PATH_MAX
73 #define PATH_MAX RMAX_PATH_MAX
74 #endif
75
76 #ifdef AMIGA
77
78 #define NULL_DEVICE "NIL:"
79 #define DIRSEP '/'
80 #define ISABS(s) ISDIRSEP((s)[0])
81 #define PATHSEP ';'
82 #define CURDIR '.'
83 #define DEFAULT_TEMPDIRS {"/var/tmp", "/usr/tmp", "/tmp", ".", NULL}
84 #define TEMPLATE "/tmp/rtXXXXXX"
85 #define TEMPLEN 13
86 #define ULIBVAR "RAYPATH"
87 #ifndef DEFPATH
88 #define DEFPATH ";/ray/lib"
89 #endif
90 #define fixargv0(a0) (a0)
91
92 #else
93
94 /* posix */
95
96 /* this is defined as _PATH_DEVNULL in /usr/include/paths.h on Linux */
97 #define NULL_DEVICE "/dev/null"
98 #define DIRSEP '/'
99 #define ISABS(s) ISDIRSEP((s)[0])
100 #define PATHSEP ':'
101 #define CURDIR '.'
102 #define DEFAULT_TEMPDIRS {"/var/tmp", "/usr/tmp", "/tmp", ".", NULL}
103 #define TEMPLATE "/tmp/rtXXXXXX"
104 #define TEMPLEN 17
105 #define ULIBVAR "RAYPATH"
106 #ifndef DEFPATH
107 #define DEFPATH ":/usr/local/lib/ray"
108 #endif
109 #define SPECIALS " \t\n'\"()${}*?[];|&"
110 #define QUOTCHAR '\''
111 #define ALTQUOT '"'
112 #define fixargv0(a0) (a0)
113
114 #endif
115 #endif
116
117 #ifndef ISDIRSEP
118 #define ISDIRSEP(c) ((c)==DIRSEP)
119 #endif
120 #ifndef CASEDIRSEP
121 #define CASEDIRSEP case DIRSEP
122 #endif
123
124 #ifdef __cplusplus
125 extern "C" {
126 #endif
127
128 #if _WIN32
129 extern FILE *win_popen(char *command, char *type);
130 extern int win_pclose(FILE *p);
131 extern int win_kill(RT_PID pid, int sig /* ignored */);
132 extern char *fixargv0();
133 #endif
134
135 /* Check if any of the characters in str2 are found in str1 */
136 extern int matchany(const char *str1, const char *str2);
137
138 /* Convert a set of arguments into a command line for pipe() or system() */
139 extern char *convert_commandline(char *cmd, const int len, char *av[]);
140
141 /* Find a writeable directory for temporary files */
142 /* If s is NULL, we return a static string */
143 extern char *temp_directory(char *s, size_t len);
144
145 /* Compose a *currently* unique name within a temporary directory */
146 /* If s is NULL, we return a static string */
147 /* If templ is NULL, we take our default template */
148 /* WARNING: On Windows, there's a maximum of 27 unique names within
149 one process for the same template. */
150 extern char *temp_filename(char *s, size_t len, char *templ);
151
152 /* Same as above, but also open the file and return the descriptor */
153 /* This one is supposed to protect against race conditions on unix */
154 /* WARNING: On Windows, there's no protection against race conditions */
155 extern int temp_fd(char *s, size_t len, char *templ);
156
157 /* Same as above, but return a file pointer instead of a descriptor */
158 extern FILE *temp_fp(char *s, size_t len, char *templ);
159
160 /* Concatenate two strings, leaving exactly one DIRSEP in between */
161 extern char *append_filepath(char *s1, char *s2, size_t len);
162
163
164 #ifdef __cplusplus
165 }
166 #endif
167 #endif /* _RAD_PATHS_H_ */
168