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
|
/*=========================================================================
Program: CMake - Cross-Platform Makefile Generator
Module: $RCSfile$
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#include "cmUseMangledMesaCommand.h"
#include "cmSystemTools.h"
// cmUseMangledMesaCommand
bool cmUseMangledMesaCommand::InitialPass(std::vector<std::string> const& args)
{
// expected two arguments:
// arguement one: the full path to gl_mangle.h
// arguement two : directory for output of edited headers
if(args.size() != 2)
{
this->SetError("called with incorrect number of arguments");
return false;
}
const char* inputDir = args[0].c_str();
std::string glh = inputDir;
glh += "/";
glh += "gl.h";
if(!cmSystemTools::FileExists(glh.c_str()))
{
std::string e = "Bad path to Mesa, could not find: ";
e += glh;
e += " ";
this->SetError(e.c_str());
return false;
}
const char* destDir = args[1].c_str();
std::vector<std::string> files;
cmSystemTools::Glob(inputDir, "\\.h$", files);
if(files.size() == 0)
{
cmSystemTools::Error("Could not open Mesa Directory ", inputDir);
return false;
}
cmSystemTools::MakeDirectory(destDir);
for(std::vector<std::string>::iterator i = files.begin();
i != files.end(); ++i)
{
std::string path = inputDir;
path += "/";
path += *i;
this->CopyAndFullPathMesaHeader(path.c_str(), destDir);
}
return true;
}
void
cmUseMangledMesaCommand::
CopyAndFullPathMesaHeader(const char* source,
const char* outdir)
{
std::string dir, file;
cmSystemTools::SplitProgramPath(source, dir, file);
std::string outFile = outdir;
outFile += "/";
outFile += file;
std::string tempOutputFile = outFile;
tempOutputFile += ".tmp";
std::ofstream fout(tempOutputFile.c_str());
if(!fout)
{
cmSystemTools::Error("Could not open file for write in copy operatation: ",
tempOutputFile.c_str(), outdir);
return;
}
std::ifstream fin(source);
if(!fin)
{
cmSystemTools::Error("Could not open file for read in copy operatation",
source);
return;
}
// now copy input to output and expand variables in the
// input file at the same time
std::string inLine;
// regular expression for any #include line
cmRegularExpression includeLine("^[ \t]*#[ \t]*include[ \t]*[<\"]([^\">]+)[\">]");
// regular expression for gl/ or GL/ in a file (match(1) of above)
cmRegularExpression glDirLine("(gl|GL)(/|\\\\)([^<\"]+)");
// regular expression for gl GL or xmesa in a file (match(1) of above)
cmRegularExpression glLine("(gl|GL|xmesa)");
while(cmSystemTools::GetLineFromStream(fin,inLine))
{
if(includeLine.find(inLine.c_str()))
{
std::string includeFile = includeLine.match(1);
if(glDirLine.find(includeFile.c_str()))
{
std::string gfile = glDirLine.match(3);
fout << "#include \"" << outdir << "/" << gfile.c_str() << "\"\n";
}
else if(glLine.find(includeFile.c_str()))
{
fout << "#include \"" << outdir << "/" << includeLine.match(1).c_str() << "\"\n";
}
else
{
fout << inLine << "\n";
}
}
else
{
fout << inLine << "\n";
}
}
// close the files before attempting to copy
fin.close();
fout.close();
cmSystemTools::CopyFileIfDifferent(tempOutputFile.c_str(),
outFile.c_str());
cmSystemTools::RemoveFile(tempOutputFile.c_str());
}
|
