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Handle circular includes

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Fixes #150.
This commit is contained in:
Jonathan Müller 2022-11-13 21:18:17 +01:00
commit 282f05ed38
1 changed files with 9 additions and 1 deletions
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10
src/libclang/preprocessor.cpp
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@ -506,7 +506,15 @@ class position
public:
position(ts::object_ref<std::string> result, const char* ptr) noexcept
: result_(result), cur_line_(1u), cur_column_(0u), ptr_(ptr), write_(true)
{}
{
// We strip all conditional defines and pragmas from the input, which includes the include
// guard. If the source includes a file, which includes itself again (for some reason), this
// leads to a duplicate include, as we no longer have an include guard. So we manually add
// one.
*result += "#pragma once\n";
// We also need to reset the line afterwards to ensure comments still match.
*result += "#line 1\n";
}
void set_line(unsigned line)
{