Many optimizations and new syntax files

syntax_files/cmake.yaml

@@ -0,0 +1,40 @@
+filetype: cmake
+
+detect:
+    filename: "(CMakeLists\\.txt|\\.cmake)$"
+
+rules:
+    - identifier.var: "^[[:space:]]*[A-Z0-9_]+"
+    - preproc: "^[[:space:]]*(include|include_directories|include_external_msproject)\\b"
+
+    - statement: "^[[:space:]]*\\b((else|end)?if|else|(end)?while|(end)?foreach|break)\\b"
+    - statement: "\\b(COPY|NOT|COMMAND|PROPERTY|POLICY|TARGET|EXISTS|IS_(DIRECTORY|ABSOLUTE)|DEFINED)\\b[[:space:]]"
+    - statement: "[[:space:]]\\b(OR|AND|IS_NEWER_THAN|MATCHES|(STR|VERSION_)?(LESS|GREATER|EQUAL))\\b[[:space:]]"
+
+    - special: "^[[:space:]]*\\b((end)?(function|macro)|return)"
+
+    - constant.string:
+        start: "\""
+        end: "(?<!\\\\)\""
+        rules:
+            - constant.specialChar: "\\\\."
+
+    - constant.string:
+        start: "'"
+        end: "(?<!\\\\)'"
+        rules:
+            - constant.specialChar: "\\\\."
+
+    - preproc:
+        start: "\\$(\\{|ENV\\{)"
+        end: "\\}"
+        rules: []
+
+    - identifier.macro: "\\b(APPLE|UNIX|WIN32|CYGWIN|BORLAND|MINGW|MSVC(_IDE|60|71|80|90)?)\\b"
+
+    - comment:
+        start: "#"
+        end: "$"
+        rules:
+            - todo: "(TODO|XXX|FIXME):?"
+