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
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
|
unit xgettexttools;
(**************************************************************)
(* *)
(* (C) Copyright by Lars B. Dybdahl *)
(* E-mail: Lars@dybdahl.dk, phone +45 70201241 *)
(* You may distribute and modify this file as you wish *)
(* for free *)
(* *)
(* See http://dybdahl.dk/dxgettext/ for more information *)
(* *)
(**************************************************************)
interface
uses
{$ifdef MSWINDOWS}
Windows,
{$endif}
Classes;
{$ifdef MSWINDOWS}
var
DefCP:integer=CP_ACP;
{$endif}
function ConvertWhitespaceToSpaces (s:widestring):widestring;
function is_identifier(ws:widestring):boolean;
function poscode (substr,line:widestring):integer;
function StreamReadln (s:TStream; var line:widestring):boolean; // Returns false if end of line
function measureindent(s: widestring): word;
function scope2comment(sl: TStrings; name: widestring): widestring;
function RemoveFilenameSpaces (s:widestring):widestring;
function WindowsPathDelim2LinuxPathDelim (path:widestring):widestring;
function StringToWidestring (s:ansistring):Widestring;
implementation
uses
SysUtils, gnugettext;
function measureindent(s: widestring): word;
// Returns number of spaces this line used to indent this line
begin
Result := 0;
while (copy(s, Result + 1, 1) = ' ') do
inc(Result);
end;
function WindowsPathDelim2LinuxPathDelim (path:widestring):widestring;
var
i:integer;
begin
for i:=1 to length(path) do
if path[i]='\' then
path[i]:='/';
Result:=path;
end;
function ConvertWhitespaceToSpaces (s:widestring):widestring;
var
i:integer;
begin
for i:=1 to length(s) do
if s[i]<=#32 then
s[i]:=' ';
Result:=s;
end;
function is_identifier(ws:widestring):boolean;
var
i:integer;
s:ansistring;
begin
if ws='' then begin
Result:=False;
exit;
end;
s:=UTF8Encode(ws);
Result:=s[1] in ['a'..'z','A'..'Z','_'];
if Result then begin
for i:=2 to length(s) do begin
Result:=Result and (s[1] in ['a'..'z','A'..'Z','_','0'..'9']);
if not Result then
break;
end;
end;
end;
function poscode (substr,line:widestring):integer;
// Same as pos(), but ignores everything inside strings
var
i:integer;
ssl:integer;
quotemode:boolean;
begin
ssl:=length(substr);
quotemode:=False;
for i:=1 to length(line)-ssl+1 do begin
if line[i]='''' then
quotemode:=not quotemode;
if (not quotemode) and (copy(line,i,ssl)=substr) then begin
Result:=i;
exit;
end;
end;
Result:=0;
end;
function RemoveFilenameSpaces (s:widestring):widestring;
var
i:integer;
begin
for i:=1 to length(s) do begin
if s[i]=' ' then s[i]:='_';
end;
Result:=s;
end;
function StringToWidestring (s:ansistring):Widestring;
{$ifdef MSWINDOWS}
var
res:integer;
{$endif}
begin
{$ifdef MSWINDOWS}
if s='' then
Result:=''
else begin
SetLength (Result, length(s));
res:=MultiByteToWideChar(DefCP, 0, PChar(s), length(s), PWideChar(Result),length(s));
if res=0 then
raise Exception.Create(_('Cannot convert ansistring to widestring with specified codepage.'));
SetLength (Result, res);
end;
{$endif}
{$ifdef LINUX}
Result:=s;
{$endif}
end;
function StreamReadln (s:TStream; var line:widestring):boolean; // Returns false if end of line. reads single-bytes and converts these.
var
c:char;
aline:ansistring;
begin
Assert (s<>nil,_('StreamReadln requires the stream to be not nil.'));
Result:=True;
aline:='';
while true do begin
if s.Read(c,1)=0 then begin
Result:=False;
break;
end;
if c=#10 then begin
break;
end;
if c<>#13 then
aline:=aline+c;
end;
line:=StringToWidestring(aline);
end;
function scope2comment(sl: TStrings; name: widestring): widestring;
// Converts a list of strings to a single-line comment separated by dots
var
i: integer;
begin
Result := '';
for i := 0 to sl.Count - 1 do begin
if Result <> '' then Result := Result + '.';
Result := Result + sl.Strings[i];
end;
if Result <> '' then Result := Result + '.';
Result := Result + name;
end;
end.
|
