generator: add generator_lr0 and generator_slr classes

8 files changed, 138 insertions, 5 deletions

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 711506c..f4cf78a 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,5 +1,7 @@
 add_executable(solar
   generator.cpp
+  generator_slr.cpp
+  generator_lr0.cpp
   lex.cpp
   output.cpp
   parser.cpp
diff --git a/src/generator.cpp b/src/generator.cpp
index a0f88d8..1774448 100644
--- a/src/generator.cpp
+++ b/src/generator.cpp
@@ -117,8 +117,7 @@ void generator_t::generate_itemsets() {
 	}
 }
 
-generator_t::generator_t(const grammar_t &grammar0)
-	: grammar(grammar0) {
+generator_t::generator_t(const grammar_t &grammar0) : grammar(grammar0) {
 	for (size_t i = 0; i < grammar.rules.size(); i++) {
 		item_t rule = grammar.rules[i].item;
 
diff --git a/src/generator.hpp b/src/generator.hpp
index 576fccb..1ad70ab 100644
--- a/src/generator.hpp
+++ b/src/generator.hpp
@@ -121,7 +121,7 @@ public:
 		return gotos;
 	}
 
-
+protected:
 	generator_t(const grammar_t &grammar0);
 };
 
diff --git a/src/generator_lr0.cpp b/src/generator_lr0.cpp
new file mode 100644
index 0000000..cbf051c
--- /dev/null
+++ b/src/generator_lr0.cpp
@@ -0,0 +1,27 @@
+/*
+  Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+  All rights reserved.
+
+  Redistribution and use in source and binary forms, with or without
+  modification, are permitted provided that the following conditions are met:
+
+    1. Redistributions of source code must retain the above copyright notice,
+       this list of conditions and the following disclaimer.
+    2. Redistributions in binary form must reproduce the above copyright notice,
+       this list of conditions and the following disclaimer in the documentation
+       and/or other materials provided with the distribution.
+
+  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+  CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#include "generator_lr0.hpp"
diff --git a/src/generator_lr0.hpp b/src/generator_lr0.hpp
new file mode 100644
index 0000000..c434ed6
--- /dev/null
+++ b/src/generator_lr0.hpp
@@ -0,0 +1,39 @@
+/*
+  Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+  All rights reserved.
+
+  Redistribution and use in source and binary forms, with or without
+  modification, are permitted provided that the following conditions are met:
+
+    1. Redistributions of source code must retain the above copyright notice,
+       this list of conditions and the following disclaimer.
+    2. Redistributions in binary form must reproduce the above copyright notice,
+       this list of conditions and the following disclaimer in the documentation
+       and/or other materials provided with the distribution.
+
+  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+  CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#pragma once
+
+#include "generator.hpp"
+
+
+namespace solar {
+
+class generator_lr0_t : public generator_t {
+public:
+	generator_lr0_t(const grammar_t &grammar) : generator_t(grammar) {}
+};
+
+}
diff --git a/src/generator_slr.cpp b/src/generator_slr.cpp
new file mode 100644
index 0000000..69bb1a0
--- /dev/null
+++ b/src/generator_slr.cpp
@@ -0,0 +1,27 @@
+/*
+  Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+  All rights reserved.
+
+  Redistribution and use in source and binary forms, with or without
+  modification, are permitted provided that the following conditions are met:
+
+    1. Redistributions of source code must retain the above copyright notice,
+       this list of conditions and the following disclaimer.
+    2. Redistributions in binary form must reproduce the above copyright notice,
+       this list of conditions and the following disclaimer in the documentation
+       and/or other materials provided with the distribution.
+
+  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+  CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#include "generator_slr.hpp"
diff --git a/src/generator_slr.hpp b/src/generator_slr.hpp
new file mode 100644
index 0000000..9a2cd42
--- /dev/null
+++ b/src/generator_slr.hpp
@@ -0,0 +1,39 @@
+/*
+  Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
+  All rights reserved.
+
+  Redistribution and use in source and binary forms, with or without
+  modification, are permitted provided that the following conditions are met:
+
+    1. Redistributions of source code must retain the above copyright notice,
+       this list of conditions and the following disclaimer.
+    2. Redistributions in binary form must reproduce the above copyright notice,
+       this list of conditions and the following disclaimer in the documentation
+       and/or other materials provided with the distribution.
+
+  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+  CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#pragma once
+
+#include "generator.hpp"
+
+
+namespace solar {
+
+class generator_slr_t : public generator_t {
+public:
+	generator_slr_t(const grammar_t &grammar) : generator_t(grammar) {}
+};
+
+}
diff --git a/src/solar.cpp b/src/solar.cpp
index 68a1df6..57d4fee 100644
--- a/src/solar.cpp
+++ b/src/solar.cpp
@@ -26,7 +26,7 @@
 
 #include "lex.hpp"
 #include "parser.hpp"
-#include "generator.hpp"
+#include "generator_lr0.hpp"
 #include "output.hpp"
 
 
@@ -87,7 +87,7 @@ int main(int argc, char *argv[]) {
 	if (!read_grammar(argv[1], &state))
 		return 1;
 
-	generator_t generator(state.get_grammar());
+	generator_lr0_t generator(state.get_grammar());
 
 	output_t output(&generator, argv[3], argv[2]);
 	output.write();