Migrate bazel build to bzlmod

.github/workflows/ci.yml

@@ -418,7 +418,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - name: build flecs
-        run: ${{ matrix.compiler }} flecs.c --shared -fPIC -pedantic -Wall -Wextra -Wno-unused-parameter -Werror -Wshadow -Wconversion -Wno-missing-field-initializers
+        run: ${{ matrix.compiler }} distr/flecs.c --shared -fPIC -pedantic -Wall -Wextra -Wno-unused-parameter -Werror -Wshadow -Wconversion -Wno-missing-field-initializers
 
   test-amalgamated:
     needs: build-linux

.gitignore

@@ -7,13 +7,9 @@ gcov
 *.pdb
 deps
 cmake-build-debug
-bazel-bin
-bazel-flecs
-bazel-bazel
-bazel-genfiles
-bazel-out
-bazel-testlogs
+bazel-*
 **/CMakeFiles/*
 .vs
 out
 docs/html
+MODULE.bazel.lock

BUILD

@@ -1,7 +1,7 @@
-
 cc_library(
     name = "flecs",
     visibility = ["//visibility:public"],
+    defines = ["flecs_EXPORTS"],
 
     srcs = glob(["src/**/*.c", "src/**/*.h", "src/**/*.inl"]),
     hdrs = glob(["include/**/*.h", "include/**/*.hpp", "include/**/*.inl"]),

MODULE.bazel

@@ -0,0 +1,53 @@
+"A fast entity component system (ECS) for C & C++"
+module(name = "flecs", version = "4.0.1")
+
+git_repository = use_repo_rule("@bazel_tools//tools/build_defs/repo:git.bzl", "git_repository")
+
+git_repository(
+    name = "bake",
+    remote = "https://github.com/SanderMertens/bake.git",
+    commit = "10c02123d6e3e200578128d73c3fa3bb996dff4f",
+    build_file_content = """
+cc_library(
+    name = "driver-test",
+    visibility = ["//visibility:public"],
+    deps = [":util", ":bake"],
+    defines = ["__BAKE__", "bake_test_EXPORTS"],
+
+    srcs = glob(["drivers/test/src/**/*.c", "drivers/test/src/**/*.h"]),
+    hdrs = glob(["drivers/test/include/**/*.h"]),
+    includes = ["drivers/test/include"],
+)
+
+cc_library(
+    name = "bake",
+    visibility = ["//visibility:public"],
+    deps = [":util"],
+
+    srcs = glob(["src/*.c", "src/*.h"]),
+    hdrs = glob(["include/*.h", "include/bake/*.h"]),
+    includes = ["include"],
+)
+
+cc_library(
+    name = "util",
+    visibility = ["//visibility:public"],
+    defines = ["__BAKE__", "_XOPEN_SOURCE=600", "bake_util_EXPORTS", "UT_IMPL"],
+
+    linkopts = select({
+        "@bazel_tools//src/conditions:windows": ["Dbghelp.lib", "Shell32.lib", "Shlwapi.lib"],
+        "//conditions:default": ["-lrt -lpthread -ldl"],
+    }),
+
+    srcs = glob(["util/src/*.c"]) + select({
+        "@bazel_tools//src/conditions:windows": glob(["util/src/win/*.c"]),
+        "//conditions:default": glob(["util/src/posix/*.c"]),
+    }),
+    hdrs = glob(["util/include/*.h", "util/include/bake-util/*.h"]) + select({
+        "@bazel_tools//src/conditions:windows": glob(["util/include/bake-util/win/*.h"]),
+        "//conditions:default": glob(["util/include/bake-util/posix/*.h"]),
+    }),
+    includes = ["util/include"],
+)
+""",
+)

WORKSPACE

@@ -49,4 +49,3 @@ cc_library(
 )
 """
 )
-

WORKSPACE.bzlmod

@@ -0,0 +1 @@
+# Overrides WORKSPACE when building with bzlmod

examples/build/bazel/MODULE.bazel

@@ -0,0 +1,10 @@
+"Example for using the flecs as a dependency using bazel"
+module(name = "flecs_bazel_example", version = "1.0.0")
+
+bazel_dep(name = "rules_cc", version = "0.0.9")
+bazel_dep(name = "flecs")
+git_override(
+    module_name = "flecs",
+    remote = "https://github.com/SanderMertens/flecs.git",
+    commit = "02c8c2666b22ccce5706c8f16efaf813704fe31e",
+)

examples/build/bazel/README.md

@@ -1,22 +1,22 @@
-You can include the flecs repository in your `WORKSPACE` with:
+You can include the flecs repository in your `MODULE.bazel` with:
 
 ```bazel
-git_repository(
-    name = "flecs",
-    remote = "https://github.com/SanderMertens/flecs",
-    commit = "f150d96ba9ea8be2b24dbf2217368c231cb17720", # v2.3.2+merge329
-    shallow_since = "1615075784 -0800",
+bazel_dep(name = "flecs")
+git_override(
+    module_name = "flecs",
+    remote = "https://github.com/SanderMertens/flecs.git",
+    commit = "02c8c2666b22ccce5706c8f16efaf813704fe31e",
 )
 ```
 
 And then add it to your `BUILD` with:
 
 ```bazel
-    deps = ["@flecs//:flecs"]
+    deps = ["@flecs"]
 ```
 
 This directory contains a complete example of this usage. To try it you can run the following from your terminal:
 
 ```
-bazel run example
+bazel run //example
 ```

examples/build/bazel/example/BUILD

@@ -0,0 +1,5 @@
+cc_binary(
+    name = "example",
+    srcs = ["main.cpp"],
+    deps = ["@flecs"]
+)

project.json

@@ -4,7 +4,8 @@
     "value": {
         "author": "Sander Mertens",
         "description": "Entity Component System written in C99/C++11",
-        "amalgamate": true
+        "amalgamate": true,
+        "amalgamate-path": "distr"
     },
     "dependee": {
         "lang.c": {