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ef416fc2 | 1 | //======================================================================== |
2 | // | |
3 | // gfile.h | |
4 | // | |
5 | // Miscellaneous file and directory name manipulation. | |
6 | // | |
7 | // Copyright 1996-2003 Glyph & Cog, LLC | |
8 | // | |
9 | //======================================================================== | |
10 | ||
11 | #ifndef GFILE_H | |
12 | #define GFILE_H | |
13 | ||
14 | #include <stdio.h> | |
15 | #include <stdlib.h> | |
16 | #include <stddef.h> | |
17 | #if defined(WIN32) | |
18 | # include <sys/stat.h> | |
19 | # ifdef FPTEX | |
20 | # include <win32lib.h> | |
21 | # else | |
22 | # include <windows.h> | |
23 | # endif | |
24 | #elif defined(ACORN) | |
25 | #elif defined(MACOS) | |
26 | # include <ctime.h> | |
27 | #else | |
28 | # include <unistd.h> | |
29 | # include <sys/types.h> | |
30 | # ifdef VMS | |
31 | # include "vms_dirent.h" | |
32 | # else | |
33 | # include <dirent.h> | |
34 | # define NAMLEN(d) strlen((d)->d_name) | |
35 | # endif | |
36 | #endif | |
37 | #include "gtypes.h" | |
38 | ||
39 | class GString; | |
40 | ||
41 | //------------------------------------------------------------------------ | |
42 | ||
43 | // Get home directory path. | |
44 | extern GString *getHomeDir(); | |
45 | ||
46 | // Get current directory. | |
47 | extern GString *getCurrentDir(); | |
48 | ||
49 | // Append a file name to a path string. <path> may be an empty | |
50 | // string, denoting the current directory). Returns <path>. | |
51 | extern GString *appendToPath(GString *path, char *fileName); | |
52 | ||
53 | // Grab the path from the front of the file name. If there is no | |
54 | // directory component in <fileName>, returns an empty string. | |
55 | extern GString *grabPath(char *fileName); | |
56 | ||
57 | // Is this an absolute path or file name? | |
58 | extern GBool isAbsolutePath(char *path); | |
59 | ||
60 | // Make this path absolute by prepending current directory (if path is | |
61 | // relative) or prepending user's directory (if path starts with '~'). | |
62 | extern GString *makePathAbsolute(GString *path); | |
63 | ||
64 | // Get the modification time for <fileName>. Returns 0 if there is an | |
65 | // error. | |
66 | extern time_t getModTime(char *fileName); | |
67 | ||
68 | // Create a temporary file and open it for writing. If <ext> is not | |
69 | // NULL, it will be used as the file name extension. Returns both the | |
70 | // name and the file pointer. For security reasons, all writing | |
71 | // should be done to the returned file pointer; the file may be | |
72 | // reopened later for reading, but not for writing. The <mode> string | |
73 | // should be "w" or "wb". Returns true on success. | |
74 | extern GBool openTempFile(GString **name, FILE **f, char *mode, char *ext); | |
75 | ||
76 | // Execute <command>. Returns true on success. | |
77 | extern GBool executeCommand(char *cmd); | |
78 | ||
79 | // Just like fgets, but handles Unix, Mac, and/or DOS end-of-line | |
80 | // conventions. | |
81 | extern char *getLine(char *buf, int size, FILE *f); | |
82 | ||
83 | //------------------------------------------------------------------------ | |
84 | // GDir and GDirEntry | |
85 | //------------------------------------------------------------------------ | |
86 | ||
87 | class GDirEntry { | |
88 | public: | |
89 | ||
90 | GDirEntry(char *dirPath, char *nameA, GBool doStat); | |
91 | ~GDirEntry(); | |
92 | GString *getName() { return name; } | |
93 | GBool isDir() { return dir; } | |
94 | ||
95 | private: | |
96 | ||
97 | GString *name; // dir/file name | |
98 | GBool dir; // is it a directory? | |
99 | }; | |
100 | ||
101 | class GDir { | |
102 | public: | |
103 | ||
104 | GDir(char *name, GBool doStatA = gTrue); | |
105 | ~GDir(); | |
106 | GDirEntry *getNextEntry(); | |
107 | void rewind(); | |
108 | ||
109 | private: | |
110 | ||
111 | GString *path; // directory path | |
112 | GBool doStat; // call stat() for each entry? | |
113 | #if defined(WIN32) | |
114 | WIN32_FIND_DATA ffd; | |
115 | HANDLE hnd; | |
116 | #elif defined(ACORN) | |
117 | #elif defined(MACOS) | |
118 | #else | |
119 | DIR *dir; // the DIR structure from opendir() | |
120 | #ifdef VMS | |
121 | GBool needParent; // need to return an entry for [-] | |
122 | #endif | |
123 | #endif | |
124 | }; | |
125 | ||
126 | #endif |