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lsp: Limit resolvesToRegularFile()'s recursion depth to 10.

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This commit is contained in:
Christian Parpart 2022-08-24 15:46:08 +02:00
parent 3fc7debbef
commit c8074d2c6e
1 changed files with 3 additions and 2 deletions
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5
libsolidity/lsp/LanguageServer.cpp
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@ -58,14 +58,15 @@ namespace fs = boost::filesystem;
namespace namespace
{ {
bool resolvesToRegularFile(boost::filesystem::path _path) bool resolvesToRegularFile(boost::filesystem::path _path, int maxRecursionDepth = 10)
{ {
fs::file_status fileStatus = fs::status(_path); fs::file_status fileStatus = fs::status(_path);
while (fileStatus.type() == fs::file_type::symlink_file) while (fileStatus.type() == fs::file_type::symlink_file && maxRecursionDepth > 0)
{ {
_path = boost::filesystem::read_symlink(_path); _path = boost::filesystem::read_symlink(_path);
fileStatus = fs::status(_path); fileStatus = fs::status(_path);
maxRecursionDepth--;
} }
return fileStatus.type() == fs::file_type::regular_file; return fileStatus.type() == fs::file_type::regular_file;