Initial commit of Hyperscan

.clang-format

@@ -0,0 +1,6 @@
+BasedOnStyle: LLVM
+IndentWidth: 4
+UseTab: false
+AllowShortIfStatementsOnASingleLine: false
+IndentCaseLabels: false
+AccessModifierOffset: -4

.gitignore

@@ -0,0 +1,103 @@
+##
+## There are some more .gitignore files in subdirs, but this is the main place
+## to add new entries. These are mostly for the common case when ue2 is built
+## in place
+##
+
+# Autogenerated stuff that we don't want to know about
+.deps
+autom4te.cache
+autojunk
+.dirstamp
+
+# Temp and swap files
+*~
+.*.swp
+.sw?
+
+# compiler output and binaries
+*.a
+*.o
+*.lo
+*.la
+*.so
+*.pyc
+.libs
+bin
+
+# Merge files created by git.
+*.orig
+
+# sigs dir is handled externally
+signatures
+
+# ignore pcre symlink if it exists
+pcre
+# but not pcre subdirs!
+!pcre/
+
+# ignore boost symlink if it exists
+include/boost
+
+# ignore sqlite3 symlink if it exists
+sqlite3
+
+# Generated files
+src/config.h
+src/config.h.in
+src/hs_version.h
+src/fdr/fdr_autogen.c
+src/fdr/fdr_autogen_compiler.cpp
+src/fdr/teddy_autogen.c
+src/fdr/teddy_autogen_compiler.cpp
+src/parser/Parser.cpp
+
+# Generated PCRE files
+pcre/pcre_chartables.c
+pcre/pcregrep
+pcre/pcretest
+
+# Autoconf/automake/libtool noise
+Makefile
+Makefile.in
+aclocal.m4
+config.cache
+config.log
+config.status
+configure
+libhs.pc
+libtool
+m4/libtool.m4
+m4/ltoptions.m4
+m4/ltsugar.m4
+m4/ltversion.m4
+m4/lt~obsolete.m4
+src/stamp-h1
+
+# Docs
+!doc/dev-reference/Makefile # not generated
+doc/dev-reference/doxygen_sqlite3.db
+doc/dev-reference/doxygen_xml/
+doc/dev-reference/_build/
+
+# Autotools noise in pcre
+pcre/INSTALL
+pcre/Makefile
+pcre/Makefile.in
+pcre/aclocal.m4
+pcre/ar-lib
+pcre/compile
+pcre/config.*
+pcre/configure
+pcre/depcomp
+pcre/install-sh
+pcre/*.pc
+pcre/libtool
+pcre/ltmain.sh
+pcre/missing
+pcre/pcre-config
+pcre/pcre.h
+pcre/pcre_stringpiece.h
+pcre/pcrecpparg.h
+pcre/stamp-h1
+pcre/test-driver