summaryrefslogtreecommitdiff
path: root/Build/source/libs/xpdf/xpdf-3.02/goo/gfile.h
blob: 82f1d7a98e36129808ab01e08b87446ac7eee742 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
//========================================================================
//
// 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"
#  elif HAVE_DIRENT_H
#    include <dirent.h>
#    define NAMLEN(d) strlen((d)->d_name)
#  else
#    define dirent direct
#    define NAMLEN(d) (d)->d_namlen
#    if HAVE_SYS_NDIR_H
#      include <sys/ndir.h>
#    endif
#    if HAVE_SYS_DIR_H
#      include <sys/dir.h>
#    endif
#    if HAVE_NDIR_H
#      include <ndir.h>
#    endif
#  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