making parser

build.zig

@@ -1,6 +1,11 @@
 const std = @import("std");
 
-const c_lib_files = &[_][]const u8{ "tokenizer.c", "ast.c", "zig1.c" };
+const c_lib_files = &[_][]const u8{
+    "tokenizer.c",
+    "ast.c",
+    "zig1.c",
+    "parser.c",
+};
 const all_c_files = c_lib_files ++ &[_][]const u8{"main.c"};
 const cflags = &[_][]const u8{
     "-std=c11",
@@ -19,6 +24,7 @@ const cflags = &[_][]const u8{
     "-Wdouble-promotion",
     "-fstack-protector-all",
     "-Wimplicit-fallthrough",
+    "-Wno-unused-function", // TODO remove once refactoring is done
     //"-D_FORTIFY_SOURCE=2", // consider when optimization flags are enabled
 };
 
@@ -37,24 +43,21 @@ pub fn build(b: *std.Build) !void {
     if (std.mem.eql(u8, cc, "zig"))
         lib.addCSourceFiles(.{ .files = c_lib_files, .flags = cflags })
     else for (c_lib_files) |cfile| {
-        const objfile = try std.fmt.allocPrint(
-            b.allocator,
-            "{s}.o",
-            .{cfile[0 .. cfile.len - 2]},
-        );
         const cc1 = b.addSystemCommand(&.{cc});
-        cc1.addArgs(cflags);
-        cc1.addArg("-g");
-        cc1.addArgs(switch (optimize) {
-            .Debug => &.{"-O0"},
-            .ReleaseFast, .ReleaseSafe => &.{"-O3"}, // TODO ubsan?
-            .ReleaseSmall => &.{"-Os"},
+        cc1.addArgs(cflags ++ .{"-g"});
+        cc1.addArg(switch (optimize) {
+            .Debug => "-O0",
+            .ReleaseFast, .ReleaseSafe => "-O3", // ubsan?
+            .ReleaseSmall => "-Os",
         });
         cc1.addArg("-c");
         cc1.addFileArg(b.path(cfile));
         cc1.addArg("-o");
-        const obj = cc1.addOutputFileArg(objfile);
-        lib.addObjectFile(obj);
+        lib.addObjectFile(cc1.addOutputFileArg(try std.fmt.allocPrint(
+            b.allocator,
+            "{s}.o",
+            .{cfile[0 .. cfile.len - 2]},
+        )));
     }
     lib.linkLibC();
 
@@ -91,11 +94,13 @@ pub fn build(b: *std.Build) !void {
 
     const cppcheck = b.addSystemCommand(&.{"cppcheck"});
     cppcheck.addArgs(&.{
+        "--quiet",
+        "--error-exitcode=1",
         "--enable=all",
         "--suppress=missingIncludeSystem",
         "--suppress=checkersReport",
-        "--quiet",
         "--suppress=unusedFunction", // TODO remove after plumbing is done
+        "--suppress=unusedStructMember", // TODO remove after plumbing is done
     });
     for (all_c_files) |cfile| cppcheck.addFileArg(b.path(cfile));
     lint_step.dependOn(&cppcheck.step);