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/* RCSid $Id: paths.h,v 2.32 2025/06/03 21:31:51 greg Exp $ */ |
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/* |
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* Definitions for paths on different machines |
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*/ |
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#ifndef _RAD_PATHS_H_ |
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#define _RAD_PATHS_H_ |
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|
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <fcntl.h> |
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#include <sys/types.h> |
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#include <sys/stat.h> |
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|
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#if defined(_WIN32) || defined(_WIN64) |
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#include <io.h> |
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#include <direct.h> /* getcwd(), chdir(), _mkdir(), etc. */ |
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#define getcwd _getcwd |
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#define chdir _chdir |
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|
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#define access _access |
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#define mkdir(dirname,perms) _mkdir(dirname) |
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/* The windows _popen with the native shell breaks '\\\n' escapes. |
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* RT_WINPROC (used by SCons) enables our replacement functions to fix that. |
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* XXX This should really not depend on the compiler used! */ |
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#if 1 /* defined(_MSC_VER) && !defined(RT_WINPROC) */ |
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#define popen(cmd,mode) _popen(cmd,mode) |
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#define pclose(p) _pclose(p) |
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#else |
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#define popen(cmd,mode) win_popen(cmd,mode) |
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#define pclose(p) win_pclose(p) |
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#endif |
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#define kill(pid,sig) win_kill(pid,sig) |
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#define nice(inc) win_nice(inc) |
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#define PATH_MAX _MAX_PATH |
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#define NULL_DEVICE "NUL" |
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#define DIRSEP '/' |
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#define ISDIRSEP(c) (((c)=='/') | ((c)=='\\')) |
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#define ISABS(s) ( ISDIRSEP((s)[0]) \ |
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|| ( isupper((s)[0]) | islower((s)[0]) \ |
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&& (s)[1]==':' && ISDIRSEP((s)[2]) ) ) |
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#define CASEDIRSEP case '/': case '\\' |
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#define PATHSEP ';' |
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#define CURDIR '.' |
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#define DEFAULT_TEMPDIRS {"C:/TMP", "C:/TEMP", ".", NULL} |
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#define TEMPLATE "rtXXXXXX" |
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#define TEMPLEN 8 |
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#define ULIBVAR "RAYPATH" |
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#ifndef DEFPATH |
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#define DEFPATH ";c:/ray/lib" |
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#endif |
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#define SPECIALS " \t\"$*?|" |
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#define QUOTCHAR '"' |
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/* <io.h> only does half the work for access() */ |
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#ifndef F_OK |
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#define F_OK 00 |
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#define W_OK 02 |
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#endif |
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#ifndef R_OK |
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#define X_OK 01 |
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#define R_OK 04 |
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#endif |
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/* to make the permissions user specific we'd need to use CreateFile() */ |
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#ifndef S_IRUSR |
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#define S_IRUSR _S_IREAD |
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#define S_IWUSR _S_IWRITE |
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#endif |
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|
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#else /* everything but Windows */ |
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#include <unistd.h> |
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#include <sys/param.h> |
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|
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#define RMAX_PATH_MAX 4096 /* our own maximum */ |
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#ifndef PATH_MAX |
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#define PATH_MAX 512 |
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#elif PATH_MAX > RMAX_PATH_MAX /* the OS is exaggerating */ |
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#undef PATH_MAX |
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#define PATH_MAX RMAX_PATH_MAX |
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#endif |
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|
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#ifdef AMIGA |
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|
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#define NULL_DEVICE "NIL:" |
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#define DIRSEP '/' |
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#define ISABS(s) ISDIRSEP((s)[0]) |
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#define PATHSEP ';' |
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#define CURDIR '.' |
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#define DEFAULT_TEMPDIRS {"/var/tmp", "/usr/tmp", "/tmp", ".", NULL} |
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#define TEMPLATE "/tmp/rtXXXXXX" |
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#define TEMPLEN 13 |
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#define ULIBVAR "RAYPATH" |
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#ifndef DEFPATH |
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#define DEFPATH ";/ray/lib" |
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#endif |
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|
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#else |
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|
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/* posix */ |
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|
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/* this is defined as _PATH_DEVNULL in /usr/include/paths.h on Linux */ |
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#define NULL_DEVICE "/dev/null" |
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#define DIRSEP '/' |
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#define ISABS(s) ISDIRSEP((s)[0]) |
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#define PATHSEP ':' |
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#define CURDIR '.' |
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#define DEFAULT_TEMPDIRS {"/var/tmp", "/usr/tmp", "/tmp", ".", NULL} |
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#define TEMPLATE "/tmp/rtXXXXXX" |
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#define TEMPLEN 13 |
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#define ULIBVAR "RAYPATH" |
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#ifndef DEFPATH |
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#define DEFPATH ":/usr/local/lib/ray" |
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#endif |
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#define SPECIALS " \t\n'\"()${}*?[];|&" |
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#define QUOTCHAR '\'' |
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#define ALTQUOT '"' |
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|
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#endif |
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#endif |
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|
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#ifndef ISDIRSEP |
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#define ISDIRSEP(c) ((c)==DIRSEP) |
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#endif |
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#ifndef CASEDIRSEP |
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#define CASEDIRSEP case DIRSEP |
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#endif |
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|
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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|
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#if defined(_WIN32) || defined(_WIN64) |
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extern FILE *win_popen(char *command, char *type); |
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extern int win_pclose(FILE *p); |
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#endif |
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|
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/* Set global progname and return path-free version of argv[0] */ |
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extern char *fixargv0(char *arg0); |
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extern char *progname; |
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|
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/* Print program arguments to file; side effect is to set progname */ |
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extern void printargs(int ac, char **av, FILE *fp); |
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|
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/* Check if any of the characters in str2 are found in str1 */ |
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extern int matchany(const char *str1, const char *str2); |
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|
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/* Convert a set of arguments into a command line for pipe() or system() */ |
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extern char *convert_commandline(char *cmd, const int len, char *av[]); |
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|
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/* Find a writeable directory for temporary files */ |
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/* If s is NULL, we return a static string */ |
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extern char *temp_directory(char *s, size_t len); |
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|
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/* Compose a *currently* unique name within a temporary directory */ |
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/* If s is NULL, we return a static string */ |
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/* If templ is NULL, we take our default template */ |
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/* WARNING: On Windows, there's a maximum of 27 unique names within |
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one process for the same template. */ |
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extern char *temp_filename(char *s, size_t len, char *templ); |
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|
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/* Same as above, but also open the file and return the descriptor */ |
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/* This one is supposed to protect against race conditions on unix */ |
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/* WARNING: On Windows, there's no protection against race conditions */ |
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extern int temp_fd(char *s, size_t len, char *templ); |
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|
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/* Same as above, but return a file pointer instead of a descriptor */ |
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extern FILE *temp_fp(char *s, size_t len, char *templ); |
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|
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/* Concatenate two strings, leaving exactly one DIRSEP in between */ |
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extern char *append_filepath(char *s1, char *s2, size_t len); |
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/* defined in fropen.c */ |
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extern FILE *frlibopen(char *fname); |
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/* defined in getlibpath.c */ |
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extern char *getrlibpath(void); |
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/* defined in gethomedir.c */ |
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extern char *gethomedir(char *uname, char *path, int plen); |
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/* defined in getpath.c */ |
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extern char *getpath(char *fname, char *searchpath, int mode); |
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|
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#ifdef __cplusplus |
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} |
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#endif |
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#endif /* _RAD_PATHS_H_ */ |
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