Edinburgh Speech Tools 2.4-release
 
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EST_Pathname.h
1 /************************************************************************/
2 /* */
3 /* Centre for Speech Technology Research */
4 /* University of Edinburgh, UK */
5 /* Copyright (c) 1996,1997 */
6 /* All Rights Reserved. */
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30 /* THIS SOFTWARE. */
31 /* */
32 /************************************************************************/
33
34#ifndef __EST_PATHNAME_H__
35#define __EST_PATHNAME_H__
36
37#include "EST_String.h"
38#include "EST_TList.h"
39
40/** Class representing pathnames. Makes common filename manipulations
41 * available as methods. Different implementations are provided for
42 * different systems.
43 */
44class EST_Pathname : public EST_String {
45
46private:
47 void setup(void);
48
49public:
50
51 EST_Pathname(void) : EST_String("") { };
52 EST_Pathname(EST_String s) : EST_String(s) { this->setup(); };
53 EST_Pathname(const char *s) : EST_String(s) { this->setup(); };
54
55 static EST_Pathname construct(EST_Pathname dir, EST_String basename, EST_String extension);
56 static EST_Pathname construct(EST_Pathname dir, EST_String filename);
57
58 // component parts of a filename
59 EST_Pathname directory(void) const;
60 EST_Pathname filename(void) const;
61 EST_String basename(int remove_all=0) const;
62 EST_String extension(void) const;
63
64 EST_Pathname as_file(void) const;
65 EST_Pathname as_directory(void) const;
66
67 int is_absolute(void) const;
68 inline int is_relative(void) const {return !is_absolute();};
69 int is_dirname(void) const;
70 inline int is_filename(void) const {return !is_dirname(); };
71
72 EST_TList<EST_String> entries(int check_for_directories = 1) const;
73
74 static EST_Pathname append(EST_Pathname directory, EST_Pathname addition);
75
76 static void divide(EST_Pathname path, int at, EST_Pathname &start, EST_Pathname &end);
77
78 friend EST_Pathname operator + (const EST_Pathname p, const EST_Pathname addition);
79 friend EST_Pathname operator + (const char *p, const EST_Pathname addition);
80
81 // solve an ambiguity
82 EST_Pathname &operator += (const char * addition)
83 { return (*this) = append(*this, addition); }
84 EST_Pathname &operator += (const EST_String addition)
85 { return (*this) = append(*this, addition); }
86 EST_Pathname &operator += (const EST_Pathname addition)
87 { return (*this) = append(*this, addition); }
88
89 EST_Pathname operator + (const EST_String addition)
90 { return append(*this, EST_Pathname(addition)); }
91 EST_Pathname operator + (const char *addition)
92 { return append(*this, EST_Pathname(addition)); }
93
94 int operator == (const EST_String thing)
95 { return EST_String(*this) == thing; }
96 int operator == (const char * thing)
97 { return EST_String(*this) == EST_String(thing); }
98 int operator != (const EST_String thing)
99 { return EST_String(*this) != thing; }
100 int operator != (const char * thing)
101 { return EST_String(*this) != EST_String(thing); }
102
103};
104
105EST_Pathname operator + (const EST_Pathname p, const EST_Pathname addition);
106EST_Pathname operator + (const char *p, const EST_Pathname addition);
107
108#endif
EST_String(void)
Construct an empty string.
Definition EST_String.h:201
EST_String at(int from, int len=0) const
Return part at position.
Definition EST_String.h:302