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C++ compilation support for RE /s operator

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This commit is contained in:
Vern Paxson 2022-09-16 16:44:00 -07:00
parent 5c6801131f
commit 7b8d92b4f6
3 changed files with 5 additions and 0 deletions
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1
src/script_opt/CPP/InitsInfo.cc
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@ -168,6 +168,7 @@ PatternConstInfo::PatternConstInfo(CPPCompile* c, ValPtr v) : CPP_InitInfo()
auto re = v->AsPatternVal()->Get();
pattern = c->TrackString(CPPEscape(re->OrigText()));
is_case_insensitive = re->IsCaseInsensitive();
is_single_line = re->IsSingleLine();
}
CompoundItemInfo::CompoundItemInfo(CPPCompile* _c, ValPtr v) : CPP_InitInfo(), c(_c)

2
src/script_opt/CPP/InitsInfo.h
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@ -374,11 +374,13 @@ public:
{
ivs.emplace_back(std::to_string(pattern));
ivs.emplace_back(std::to_string(is_case_insensitive));
ivs.emplace_back(std::to_string(is_single_line));
}
private:
int pattern; // index into string representation of pattern
int is_case_insensitive; // case-insensitivity flag, 0 or 1
int is_single_line; // single-line flag, 0 or 1
};
class PortConstInfo : public CPP_InitInfo

2
src/script_opt/CPP/RuntimeInits.cc
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@ -47,6 +47,8 @@ void CPP_IndexedInits<T>::Generate(InitsManager* im, std::vector<PatternValPtr>&
auto re = new RE_Matcher(im->Strings(init_vals[0]));
if ( init_vals[1] )
re->MakeCaseInsensitive();
if ( init_vals[2] )
re->MakeSingleLine();
re->Compile();