| 1 | schorsch | 2.18 | /* RCSid $Id: paths.h,v 2.17 2003/07/03 22:41:44 schorsch Exp $ */ | 
| 2 | greg | 2.1 | /* | 
| 3 |  |  | * Definitions for paths on different machines | 
| 4 | greg | 2.9 | */ | 
| 5 | schorsch | 2.12 | #ifndef _RAD_PATHS_H_ | 
| 6 |  |  | #define _RAD_PATHS_H_ | 
| 7 |  |  | #ifdef __cplusplus | 
| 8 |  |  | extern "C" { | 
| 9 |  |  | #endif | 
| 10 | greg | 2.1 |  | 
| 11 | schorsch | 2.16 | #include <stdio.h> | 
| 12 | schorsch | 2.13 | #include <stdlib.h> | 
| 13 |  |  | #include <string.h> | 
| 14 | schorsch | 2.17 | #include <fcntl.h> | 
| 15 |  |  | #include <sys/types.h> | 
| 16 |  |  | #include <sys/stat.h> | 
| 17 | schorsch | 2.16 |  | 
| 18 | schorsch | 2.13 | #ifdef _WIN32 | 
| 19 | schorsch | 2.14 | #include <io.h> | 
| 20 | schorsch | 2.18 | #include <direct.h> /* getcwd(), chdir(), etc. */ | 
| 21 | greg | 2.1 |  | 
| 22 | schorsch | 2.14 | #define access _access | 
| 23 |  |  | #define PATH_MAX _MAX_PATH | 
| 24 |  |  | #define DIRSEP                '/' | 
| 25 |  |  | #define ISDIRSEP(c)   ((c)=='/' || (c)=='\\') | 
| 26 |  |  | #define ISABS(s)      ((s)!=NULL \ | 
| 27 |  |  | && (s[0])!='\0' \ | 
| 28 |  |  | && (   ISDIRSEP(s[0]) \ | 
| 29 |  |  | || (   (s[1])!='\0' \ | 
| 30 |  |  | && (isupper(s[0])||islower(s[0])) \ | 
| 31 |  |  | && (s[1])==':'))) | 
| 32 |  |  | #define CASEDIRSEP    case '/': case '\\' | 
| 33 |  |  | #define PATHSEP               ';' | 
| 34 |  |  | #define CURDIR                '.' | 
| 35 |  |  | #define DEFAULT_TEMPDIRS {"C:/TMP", "C:/TEMP", ".", NULL} | 
| 36 |  |  | #define TEMPLATE      "rtXXXXXX" | 
| 37 |  |  | #define TEMPLEN               8 | 
| 38 |  |  | #define ULIBVAR               "RAYPATH" | 
| 39 |  |  | #ifndef DEFPATH | 
| 40 |  |  | #define DEFPATH             ";c:/ray/lib" | 
| 41 |  |  | #endif | 
| 42 |  |  | /* <io.h> only does half the work for access() */ | 
| 43 |  |  | #ifndef F_OK | 
| 44 |  |  | #define  F_OK 00 | 
| 45 |  |  | #define  X_OK 01 | 
| 46 |  |  | #define  W_OK 02 | 
| 47 |  |  | #define  R_OK 04 | 
| 48 |  |  | #endif | 
| 49 | schorsch | 2.17 | /* to make the permissions user specific we'd need to use CreateFile() */ | 
| 50 |  |  | #ifndef S_IRUSR | 
| 51 |  |  | #define S_IRUSR _S_IREAD | 
| 52 |  |  | #define S_IWUSR _S_IWRITE | 
| 53 |  |  | #endif | 
| 54 | greg | 2.4 | extern char  *fixargv0(); | 
| 55 | greg | 2.1 |  | 
| 56 | schorsch | 2.16 | #else /* everything but Windows */ | 
| 57 |  |  | #include <unistd.h> | 
| 58 |  |  | #include <sys/param.h> | 
| 59 |  |  |  | 
| 60 |  |  | #define RMAX_PATH_MAX 4096 /* our own maximum */ | 
| 61 |  |  | #ifndef PATH_MAX | 
| 62 |  |  | #define PATH_MAX 512 | 
| 63 |  |  | #elif PATH_MAX > RMAX_PATH_MAX /* the OS is exaggerating */ | 
| 64 |  |  | #undef PATH_MAX | 
| 65 |  |  | #define PATH_MAX RMAX_PATH_MAX | 
| 66 | schorsch | 2.14 | #endif | 
| 67 |  |  |  | 
| 68 |  |  | #ifdef AMIGA | 
| 69 |  |  |  | 
| 70 |  |  | #define DIRSEP              '/' | 
| 71 |  |  | #define ISABS(s) ((s)!=NULL && (ISDIRSEP(s[0]))) | 
| 72 |  |  | #define PATHSEP             ';' | 
| 73 |  |  | #define CURDIR          '.' | 
| 74 |  |  | #define DEFAULT_TEMPDIRS {"/var/tmp", "/usr/tmp", "/tmp", ".", NULL} | 
| 75 |  |  | #define TEMPLATE    "/tmp/rtXXXXXX" | 
| 76 |  |  | #define TEMPLEN             13 | 
| 77 |  |  | #define ULIBVAR             "RAYPATH" | 
| 78 |  |  | #ifndef DEFPATH | 
| 79 |  |  | #define DEFPATH           ";/ray/lib" | 
| 80 |  |  | #endif | 
| 81 |  |  | #define      fixargv0(a0)   (a0) | 
| 82 |  |  |  | 
| 83 |  |  | #else | 
| 84 |  |  |  | 
| 85 | schorsch | 2.16 | /* posix */ | 
| 86 |  |  |  | 
| 87 |  |  | /* this is defined as _PATH_DEVNULL in /usr/include/paths.h on Linux */ | 
| 88 |  |  | #define NULL_DEVICE     "/dev/null" | 
| 89 | schorsch | 2.14 | #define DIRSEP              '/' | 
| 90 |  |  | #define ISABS(s) ((s)!=NULL && (ISDIRSEP(s[0]))) | 
| 91 |  |  | #define PATHSEP             ':' | 
| 92 |  |  | #define CURDIR          '.' | 
| 93 |  |  | #define DEFAULT_TEMPDIRS {"/var/tmp", "/usr/tmp", "/tmp", ".", NULL} | 
| 94 |  |  | #define TEMPLATE    "/usr/tmp/rtXXXXXX" | 
| 95 |  |  | #define TEMPLEN             17 | 
| 96 |  |  | #define ULIBVAR             "RAYPATH" | 
| 97 |  |  | #ifndef DEFPATH | 
| 98 |  |  | #define DEFPATH           ":/usr/local/lib/ray" | 
| 99 |  |  | #endif | 
| 100 |  |  | #define      fixargv0(a0)   (a0) | 
| 101 | greg | 2.1 |  | 
| 102 | schorsch | 2.14 | #endif | 
| 103 | greg | 2.2 | #endif | 
| 104 |  |  |  | 
| 105 |  |  | #ifndef ISDIRSEP | 
| 106 | schorsch | 2.14 | #define ISDIRSEP(c)   ((c)==DIRSEP) | 
| 107 | greg | 2.2 | #endif | 
| 108 |  |  | #ifndef CASEDIRSEP | 
| 109 | schorsch | 2.14 | #define CASEDIRSEP    case DIRSEP | 
| 110 | greg | 2.1 | #endif | 
| 111 |  |  |  | 
| 112 | schorsch | 2.13 |  | 
| 113 |  |  | /* Find a writeable directory for temporary files */ | 
| 114 |  |  | /* If s is NULL, we return a static string */ | 
| 115 |  |  | extern char *temp_directory(char *s, size_t len); | 
| 116 |  |  |  | 
| 117 |  |  | /* Compose a *currently* unique name within a temporary directory */ | 
| 118 |  |  | /* If s is NULL, we return a static string */ | 
| 119 |  |  | /* If templ is NULL, we take our default template */ | 
| 120 |  |  | /* WARNING: On Windows, there's a maximum of 27 unique names within | 
| 121 |  |  | one process for the same template. */ | 
| 122 |  |  | extern char *temp_filename(char *s, size_t len, char *templ); | 
| 123 |  |  |  | 
| 124 |  |  | /* Same as above, but also open the file and return the descriptor */ | 
| 125 |  |  | /* This one is supposed to protect against race conditions on unix */ | 
| 126 |  |  | /* WARNING: On Windows, there's no protection against race conditions */ | 
| 127 | schorsch | 2.16 | extern int temp_fd(char *s, size_t len, char *templ); | 
| 128 |  |  |  | 
| 129 |  |  | /* Same as above, but return a file pointer instead of a descriptor */ | 
| 130 |  |  | extern FILE *temp_fp(char *s, size_t len, char *templ); | 
| 131 | schorsch | 2.13 |  | 
| 132 |  |  | /* Concatenate two strings, leaving exactly one DIRSEP in between */ | 
| 133 |  |  | extern char *append_filepath(char *s1, char *s2, size_t len); | 
| 134 | schorsch | 2.12 |  | 
| 135 |  |  |  | 
| 136 |  |  | #ifdef __cplusplus | 
| 137 |  |  | } | 
| 138 |  |  | #endif | 
| 139 |  |  | #endif /* _RAD_PATHS_H_ */ | 
| 140 |  |  |  |