Merge pull request #3 from kassane/0.11.0

0.11.0 w/ debug tracing

.github/workflows/ci.yml

@@ -7,7 +7,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        runs-on: [ubuntu-latest, macos-latest, windows-latest]
+        runs-on: [ubuntu-latest]
     runs-on: ${{ matrix.runs-on }}
     steps:
       - uses: actions/checkout@v3
@@ -16,7 +16,7 @@ jobs:
           fetch-depth: 0
       - uses: goto-bus-stop/setup-zig@v2
         with:
-          version: 0.10.1
+          version: 0.11.0
 
       - name: Build Summary
-        run: zig build -freference-trace
+        run: zig build --summary all -freference-trace

build.zig

@@ -1,29 +1,41 @@
-const Builder = @import("std").build.Builder;
+const Builder = @import("std").Build;
 
 pub fn build(b: *Builder) void {
     const target = b.standardTargetOptions(.{});
-    const mode = b.standardReleaseOptions(); //-Drelease-safe|release-fast|release-small
+    const optimize = b.standardOptimizeOption(.{});
 
-    const lib = b.addSharedLibrary("function_parameter", "src/function_parameter.zig", .unversioned);
-    lib.setBuildMode(mode);
-    lib.setTarget(target);
+    const lib = b.addSharedLibrary(.{
+        .name = "function_parameter",
+        .target = target,
+        .optimize = optimize,
+        .root_source_file = .{ .path = "src/function_parameter.zig" },
+    });
     lib.linkLibC(); // next function need libc
-    lib.install();
 
-    const exe = b.addExecutable("CortexC", null);
-    exe.addCSourceFile("src/main.c", &.{
-        "-Wall",
-        "-Wextra",
-        // "-Werror",
+    b.installArtifact(lib);
+
+    const exe = b.addExecutable(.{
+        .name = "CortexC",
+        .target = target,
+        .optimize = optimize,
     });
-    exe.setBuildMode(mode);
-    exe.setTarget(target);
-    exe.addIncludePath("src");
+    exe.addCSourceFile(.{
+        .file = .{ .path = "src/main.c" },
+        .flags = &.{
+            "-Wall",
+            "-Wextra",
+            "-Wpedantic",
+            "-Wshadow",
+        },
+    });
+    exe.omit_frame_pointer = false;
+    exe.addIncludePath(.{ .path = "src" });
     exe.linkLibrary(lib);
     exe.linkLibC();
-    exe.install();
 
-    const run_cmd = exe.run();
+    b.installArtifact(exe);
+
+    const run_cmd = b.addRunArtifact(exe);
     run_cmd.step.dependOn(b.getInstallStep());
     if (b.args) |args| {
         run_cmd.addArgs(args);

src/function_parameter.h

@@ -1,2 +1,15 @@
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
 int function_parameter();
 void function_body();
+
+#if defined(__linux__) || defined(__APPLE__)
+void setup_debug_handlers();
+#endif
+
+#ifdef __cplusplus
+}
+#endif

src/function_parameter.zig

@@ -1,5 +1,19 @@
 const std = @import("std");
 
+/// zig Debugtrace
+// ref: https://gist.github.com/andrewrk/752a1f4db1a3327ee21f684cc87026e7
+export fn setup_debug_handlers() void {
+    std.debug.maybeEnableSegfaultHandler();
+}
+
+export fn dump_stack_trace() void {
+    std.debug.dumpCurrentStackTrace(@returnAddress());
+}
+
+/// Communicate to zig that C main() will be provided elsewhere.
+pub const _start = {};
+//
+
 extern fn next() callconv(.C) void;
 
 const Token = enum {

src/main.c

@@ -612,7 +612,11 @@ int main(int argc, char *argv[])
 {
 
 
-
+#ifdef _DEBUG
+#if defined(__linux__) || defined(__APPLE__)
+  setup_debug_handlers();
+#endif
+#endif
 
 int i, fd;