add multiline regex option

2 files changed, 5 insertions, 1 deletions

diff --git a/vespalib/src/vespa/vespalib/regex/regex.cpp b/vespalib/src/vespa/vespalib/regex/regex.cpp
index 3229365b753..fcae9b3f11a 100644
--- a/vespalib/src/vespa/vespalib/regex/regex.cpp
+++ b/vespalib/src/vespa/vespalib/regex/regex.cpp
@@ -58,6 +58,9 @@ Regex Regex::from_pattern(std::string_view pattern, uint32_t opt_mask) {
     if ((opt_mask & Options::IgnoreCase) != 0) {
         opts.set_case_sensitive(false);
     }
+    if ((opt_mask & Options::MultiLine) != 0) {
+        opts.set_dot_nl(true);
+    }
     return Regex(std::make_shared<const Impl>(pattern, opts));
 }
 
diff --git a/vespalib/src/vespa/vespalib/regex/regex.h b/vespalib/src/vespa/vespalib/regex/regex.h
index 4382d057252..01207ee3e49 100644
--- a/vespalib/src/vespa/vespalib/regex/regex.h
+++ b/vespalib/src/vespa/vespalib/regex/regex.h
@@ -44,7 +44,8 @@ public:
     // TODO consider using type-safe parameter instead.
     enum Options {
         None       = 0,
-        IgnoreCase = 1
+        IgnoreCase = 1,
+        MultiLine  = 2
     };
 
     ~Regex();