//======================================================================== // // gfile.h // // Miscellaneous file and directory name manipulation. // // Copyright 1996-2003 Glyph & Cog, LLC // //======================================================================== #ifndef GFILE_H #define GFILE_H #include <stdio.h> #include <stdlib.h> #include <stddef.h> #if defined(WIN32) # include <sys/stat.h> # ifdef FPTEX # include <win32lib.h> # else # include <windows.h> # endif #elif defined(ACORN) #elif defined(MACOS) # include <ctime.h> #else # include <unistd.h> # include <sys/types.h> # ifdef VMS # include "vms_dirent.h" # else # include <dirent.h> # define NAMLEN(d) strlen((d)->d_name) # endif #endif #include "gtypes.h" class GString; //------------------------------------------------------------------------ // Get home directory path. extern GString *getHomeDir(); // Get current directory. extern GString *getCurrentDir(); // Append a file name to a path string. <path> may be an empty // string, denoting the current directory). Returns <path>. extern GString *appendToPath(GString *path, char *fileName); // Grab the path from the front of the file name. If there is no // directory component in <fileName>, returns an empty string. extern GString *grabPath(char *fileName); // Is this an absolute path or file name? extern GBool isAbsolutePath(char *path); // Make this path absolute by prepending current directory (if path is // relative) or prepending user's directory (if path starts with '~'). extern GString *makePathAbsolute(GString *path); // Get the modification time for <fileName>. Returns 0 if there is an // error. extern time_t getModTime(char *fileName); // Create a temporary file and open it for writing. If <ext> is not // NULL, it will be used as the file name extension. Returns both the // name and the file pointer. For security reasons, all writing // should be done to the returned file pointer; the file may be // reopened later for reading, but not for writing. The <mode> string // should be "w" or "wb". Returns true on success. extern GBool openTempFile(GString **name, FILE **f, char *mode, char *ext); // Execute <command>. Returns true on success. extern GBool executeCommand(char *cmd); // Just like fgets, but handles Unix, Mac, and/or DOS end-of-line // conventions. extern char *getLine(char *buf, int size, FILE *f); //------------------------------------------------------------------------ // GDir and GDirEntry //------------------------------------------------------------------------ class GDirEntry { public: GDirEntry(char *dirPath, char *nameA, GBool doStat); ~GDirEntry(); GString *getName() { return name; } GBool isDir() { return dir; } private: GString *name; // dir/file name GBool dir; // is it a directory? }; class GDir { public: GDir(char *name, GBool doStatA = gTrue); ~GDir(); GDirEntry *getNextEntry(); void rewind(); private: GString *path; // directory path GBool doStat; // call stat() for each entry? #if defined(WIN32) WIN32_FIND_DATA ffd; HANDLE hnd; #elif defined(ACORN) #elif defined(MACOS) #else DIR *dir; // the DIR structure from opendir() #ifdef VMS GBool needParent; // need to return an entry for [-] #endif #endif }; #endif