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.developing preprocessor

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git-svn-id: svn://ultimatepp.org/upp/trunk@8157 f0d560ea-af0d-0410-9eb7-867de7ffcac7
This commit is contained in:
cxl 2015-02-08 18:40:20 +00:00
parent 5193e84ff2
commit 3224e8d4ca
4 changed files with 59 additions and 4 deletions
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46
uppdev/cpp/cpp.cpp
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@ -256,6 +256,22 @@ String Cpp::Preprocess(Stream& in, bool needresult)
if(p.IsId())
macro.UnlinkKey(p.ReadId());
}
else
if(strncmp(s + 1, "include", 7) == 0 && level < 100) {
String path = GetIncludePath(s + 8);
DDUMP(path);
if(path.GetCount()) {
Cpp inc;
inc.level = level + 1;
inc.filedir = filedir;
inc.include_path = include_path;
FileIn in(path);
inc.Preprocess(in, false);
inc.macro.Sweep();
for(int i = 0; i < inc.macro.GetCount(); i++)
macro.GetAdd(inc.macro.GetKey(i)) = inc.macro[i];
}
}
}
else
if(needresult)
@ -272,7 +288,11 @@ String Cpp::Preprocess(Stream& in, bool needresult)
incomment = false;
s += 2;
}
s++;
else
if(s[0] == '/' && s[1] == '/' && !incomment)
break;
else
s++;
}
}
if(needresult)
@ -281,3 +301,27 @@ String Cpp::Preprocess(Stream& in, bool needresult)
}
return result;
}
String Cpp::GetIncludePath(const char *s)
{
while(IsSpace(*s))
s++;
int type = *s;
if(type == '<' || type == '\"' || type == '?') {
s++;
String name;
if(type == '<') type = '>';
while(*s != '\r' && *s != '\n') {
if(*s == type) {
if(type == '\"') {
String fn = NormalizePath(name, filedir);
if(FileExists(fn))
return fn;
}
return GetFileOnPath(name, include_path, false);
}
name.Cat(*s++);
}
}
return Null;
}