1a4ea67 all: add FreeBSD support (#155) · purego

M .github/workflows/test.yml +91 -4


@@ -46,14 +46,20 @@ jobs:
46	46		env GOOS=windows GOARCH=amd64 go build -v ./...
47	47		env GOOS=windows GOARCH=arm go build -v ./...
48	48		env GOOS=windows GOARCH=arm64 go build -v ./...
49		-
	49	+
50	50		# Check cross-compiling macOS binaries.
51	51		env GOOS=darwin GOARCH=amd64 go build -v ./...
52		-	env GOOS=darwin GOARCH=arm64 go build -v ./...
53		-
	52	+	env GOOS=darwin GOARCH=arm64 go build -v ./...
	53	+
54	54		# Check cross-compiling Linux binaries.
55	55		env GOOS=linux GOARCH=amd64 go build -v ./...
56		-	env GOOS=linux GOARCH=arm64 go build -v ./...
	56	+	env GOOS=linux GOARCH=arm64 go build -v ./...
	57	+
	58	+	# Check cross-compiling FreeBSD binaries.
	59	+	# gcflags -std is necessary to make fakecgo the Cgo for
	60	+	# FreeBSD to add the symbols that libc.so depends on.
	61	+	env GOOS=freebsd GOARCH=amd64 go build -gcflags="github.com/ebitengine/purego/internal/fakecgo=-std" -v ./...
	62	+	env GOOS=freebsd GOARCH=arm64 go build -gcflags="github.com/ebitengine/purego/internal/fakecgo=-std" -v ./...
57	63
58	64		- name: go mod vendor
59	65		if: runner.os != 'Linux'

@@ -82,3 +88,84 @@ jobs:
82	88		if: ${{ !startsWith(matrix.go, '1.18.') && !startsWith(matrix.go, '1.19.') }}
83	89		run: \|
84	90		go test -race -shuffle=on -v -count=10 ./...
	91	+
	92	+	freebsd:
	93	+	strategy:
	94	+	matrix:
	95	+	go: ['1.18.10', '1.19.12', '1.20.7', '1.21.0']
	96	+	name: Test with Go ${{ matrix.go }} on FreeBSD
	97	+	runs-on: macos-12
	98	+	defaults:
	99	+	run:
	100	+	shell: bash
	101	+	steps:
	102	+	- uses: actions/checkout@v3
	103	+	- name: Run in freebsd
	104	+	uses: vmactions/freebsd-vm@v0
	105	+	with:
	106	+	usesh: true
	107	+	prepare: \|
	108	+	fetch https://go.dev/dl/go${{matrix.go}}.freebsd-amd64.tar.gz
	109	+	rm -fr /usr/local/go && tar -C /usr/local -xf go${{matrix.go}}.freebsd-amd64.tar.gz
	110	+	ln -s /usr/local/go/bin/go /usr/local/bin
	111	+	run: \|
	112	+	# FreeBSD tests run within a virtualbox VM on macOS.
	113	+	# vmactions/freebsd-vm only supports a single "step" where it
	114	+	# brings down the VM at the end of the step, so all
	115	+	# the commands to run need to be put into this single block.
	116	+
	117	+	echo "Running tests on $(uname -a) at $PWD"
	118	+
	119	+	# verify Go is available
	120	+	go version
	121	+
	122	+	echo "=> go build"
	123	+	go build -v ./...
	124	+	# Compile without optimization to check potential stack overflow.
	125	+	# The option '-gcflags=all=-N -l' is often used at Visual Studio Code.
	126	+	# See also https://go.googlesource.com/vscode-go/+/HEAD/docs/debugging.md#launch and the issue hajimehoshi/ebiten#2120.
	127	+	go build "-gcflags=all=-N -l" -v ./...
	128	+
	129	+	# Check cross-compiling Windows binaries.
	130	+	env GOOS=windows GOARCH=386 go build -v ./...
	131	+	env GOOS=windows GOARCH=amd64 go build -v ./...
	132	+	env GOOS=windows GOARCH=arm go build -v ./...
	133	+	env GOOS=windows GOARCH=arm64 go build -v ./...
	134	+
	135	+	# Check cross-compiling macOS binaries.
	136	+	env GOOS=darwin GOARCH=amd64 go build -v ./...
	137	+	env GOOS=darwin GOARCH=arm64 go build -v ./...
	138	+
	139	+	# Check cross-compiling Linux binaries.
	140	+	env GOOS=linux GOARCH=amd64 go build -v ./...
	141	+	env GOOS=linux GOARCH=arm64 go build -v ./...
	142	+
	143	+	# Check cross-compiling FreeBSD binaries.
	144	+	env GOOS=freebsd GOARCH=amd64 go build -gcflags="github.com/ebitengine/purego/internal/fakecgo=-std" -v ./...
	145	+	env GOOS=freebsd GOARCH=arm64 go build -gcflags="github.com/ebitengine/purego/internal/fakecgo=-std" -v ./...
	146	+
	147	+	echo "=> go mod vendor"
	148	+	mkdir /tmp/vendoring
	149	+	cd /tmp/vendoring
	150	+	go mod init foo
	151	+	echo 'package main' > main.go
	152	+	echo 'import (' >> main.go
	153	+	echo ' _ "github.com/ebitengine/purego"' >> main.go
	154	+	echo ')' >> main.go
	155	+	echo 'func main() {}' >> main.go
	156	+	go mod edit -replace github.com/ebitengine/purego=$GITHUB_WORKSPACE
	157	+	go mod tidy
	158	+	go mod vendor
	159	+	go build -v .
	160	+
	161	+	cd $GITHUB_WORKSPACE
	162	+	echo "=> go test CGO_ENABLED=0"
	163	+	env CGO_ENABLED=0 go test -gcflags="github.com/ebitengine/purego/internal/fakecgo=-std" -shuffle=on -v -count=10 ./...
	164	+
	165	+	echo "=> go test CGO_ENABLED=1"
	166	+	env CGO_ENABLED=1 go test -shuffle=on -v -count=10 ./...
	167	+
	168	+	if [ -z "$(echo ${{matrix.go}} \| grep '^1.1')" ]; then
	169	+	echo "=> go test race"
	170	+	go test -race -shuffle=on -v -count=10 ./...
	171	+	fi


@@ -46,14 +46,20 @@ jobs:
46		env GOOS=windows GOARCH=amd64 go build -v ./...	46		env GOOS=windows GOARCH=amd64 go build -v ./...
47		env GOOS=windows GOARCH=arm go build -v ./...	47		env GOOS=windows GOARCH=arm go build -v ./...
48		env GOOS=windows GOARCH=arm64 go build -v ./...	48		env GOOS=windows GOARCH=arm64 go build -v ./...
49	-		49	+
50		# Check cross-compiling macOS binaries.	50		# Check cross-compiling macOS binaries.
51		env GOOS=darwin GOARCH=amd64 go build -v ./...	51		env GOOS=darwin GOARCH=amd64 go build -v ./...
52	-	env GOOS=darwin GOARCH=arm64 go build -v ./...	52	+	env GOOS=darwin GOARCH=arm64 go build -v ./...
53	-		53	+
54		# Check cross-compiling Linux binaries.	54		# Check cross-compiling Linux binaries.
55		env GOOS=linux GOARCH=amd64 go build -v ./...	55		env GOOS=linux GOARCH=amd64 go build -v ./...
56	-	env GOOS=linux GOARCH=arm64 go build -v ./...	56	+	env GOOS=linux GOARCH=arm64 go build -v ./...
			57	+
			58	+	# Check cross-compiling FreeBSD binaries.
			59	+	# gcflags -std is necessary to make fakecgo the Cgo for
			60	+	# FreeBSD to add the symbols that libc.so depends on.
			61	+	env GOOS=freebsd GOARCH=amd64 go build -gcflags="github.com/ebitengine/purego/internal/fakecgo=-std" -v ./...
			62	+	env GOOS=freebsd GOARCH=arm64 go build -gcflags="github.com/ebitengine/purego/internal/fakecgo=-std" -v ./...
57			63
58		- name: go mod vendor	64		- name: go mod vendor
59		if: runner.os != 'Linux'	65		if: runner.os != 'Linux'

@@ -82,3 +88,84 @@ jobs:
82		if: ${{ !startsWith(matrix.go, '1.18.') && !startsWith(matrix.go, '1.19.') }}	88		if: ${{ !startsWith(matrix.go, '1.18.') && !startsWith(matrix.go, '1.19.') }}
83		run: \|	89		run: \|
84		go test -race -shuffle=on -v -count=10 ./...	90		go test -race -shuffle=on -v -count=10 ./...
			91	+
			92	+	freebsd:
			93	+	strategy:
			94	+	matrix:
			95	+	go: ['1.18.10', '1.19.12', '1.20.7', '1.21.0']
			96	+	name: Test with Go ${{ matrix.go }} on FreeBSD
			97	+	runs-on: macos-12
			98	+	defaults:
			99	+	run:
			100	+	shell: bash
			101	+	steps:
			102	+	- uses: actions/checkout@v3
			103	+	- name: Run in freebsd
			104	+	uses: vmactions/freebsd-vm@v0
			105	+	with:
			106	+	usesh: true
			107	+	prepare: \|
			108	+	fetch https://go.dev/dl/go${{matrix.go}}.freebsd-amd64.tar.gz
			109	+	rm -fr /usr/local/go && tar -C /usr/local -xf go${{matrix.go}}.freebsd-amd64.tar.gz
			110	+	ln -s /usr/local/go/bin/go /usr/local/bin
			111	+	run: \|
			112	+	# FreeBSD tests run within a virtualbox VM on macOS.
			113	+	# vmactions/freebsd-vm only supports a single "step" where it
			114	+	# brings down the VM at the end of the step, so all
			115	+	# the commands to run need to be put into this single block.
			116	+
			117	+	echo "Running tests on $(uname -a) at $PWD"
			118	+
			119	+	# verify Go is available
			120	+	go version
			121	+
			122	+	echo "=> go build"
			123	+	go build -v ./...
			124	+	# Compile without optimization to check potential stack overflow.
			125	+	# The option '-gcflags=all=-N -l' is often used at Visual Studio Code.
			126	+	# See also https://go.googlesource.com/vscode-go/+/HEAD/docs/debugging.md#launch and the issue hajimehoshi/ebiten#2120.
			127	+	go build "-gcflags=all=-N -l" -v ./...
			128	+
			129	+	# Check cross-compiling Windows binaries.
			130	+	env GOOS=windows GOARCH=386 go build -v ./...
			131	+	env GOOS=windows GOARCH=amd64 go build -v ./...
			132	+	env GOOS=windows GOARCH=arm go build -v ./...
			133	+	env GOOS=windows GOARCH=arm64 go build -v ./...
			134	+
			135	+	# Check cross-compiling macOS binaries.
			136	+	env GOOS=darwin GOARCH=amd64 go build -v ./...
			137	+	env GOOS=darwin GOARCH=arm64 go build -v ./...
			138	+
			139	+	# Check cross-compiling Linux binaries.
			140	+	env GOOS=linux GOARCH=amd64 go build -v ./...
			141	+	env GOOS=linux GOARCH=arm64 go build -v ./...
			142	+
			143	+	# Check cross-compiling FreeBSD binaries.
			144	+	env GOOS=freebsd GOARCH=amd64 go build -gcflags="github.com/ebitengine/purego/internal/fakecgo=-std" -v ./...
			145	+	env GOOS=freebsd GOARCH=arm64 go build -gcflags="github.com/ebitengine/purego/internal/fakecgo=-std" -v ./...
			146	+
			147	+	echo "=> go mod vendor"
			148	+	mkdir /tmp/vendoring
			149	+	cd /tmp/vendoring
			150	+	go mod init foo
			151	+	echo 'package main' > main.go
			152	+	echo 'import (' >> main.go
			153	+	echo ' _ "github.com/ebitengine/purego"' >> main.go
			154	+	echo ')' >> main.go
			155	+	echo 'func main() {}' >> main.go
			156	+	go mod edit -replace github.com/ebitengine/purego=$GITHUB_WORKSPACE
			157	+	go mod tidy
			158	+	go mod vendor
			159	+	go build -v .
			160	+
			161	+	cd $GITHUB_WORKSPACE
			162	+	echo "=> go test CGO_ENABLED=0"
			163	+	env CGO_ENABLED=0 go test -gcflags="github.com/ebitengine/purego/internal/fakecgo=-std" -shuffle=on -v -count=10 ./...
			164	+
			165	+	echo "=> go test CGO_ENABLED=1"
			166	+	env CGO_ENABLED=1 go test -shuffle=on -v -count=10 ./...
			167	+
			168	+	if [ -z "$(echo ${{matrix.go}} \| grep '^1.1')" ]; then
			169	+	echo "=> go test race"
			170	+	go test -race -shuffle=on -v -count=10 ./...
			171	+	fi

M README.md +3 -2


@@ -19,7 +19,7 @@ born to bring that same vision to the other platforms supported by Ebitengine.
19	19
20	20		## Example
21	21
22		-	This example only works on macOS and Linux. For a complete example look at [libc](https://github.com/ebitengine/purego/tree/main/examples/libc) which supports Windows.
	22	+	This example only works on macOS and Linux. For a complete example look at [libc](https://github.com/ebitengine/purego/tree/main/examples/libc) which supports Windows and FreeBSD.
23	23
24	24		```go
25	25		package main

@@ -68,6 +68,7 @@ This is a list of the copied files:
68	68		* `internal/fakecgo/callbacks.go` from package `runtime/cgo`
69	69		* `internal/fakecgo/go_GOOS_GOARCH.go` from package `runtime/cgo`
70	70		* `internal/fakecgo/iscgo.go` from package `runtime/cgo`
71		-	* `internal/fakecgo/setenv.go` from package `runtime/cgo
	71	+	* `internal/fakecgo/setenv.go` from package `runtime/cgo`
	72	+	* `internal/fakecgo/freebsd.go` from package `runtime/cgo`
72	73
73	74		The files `abi_.h` and `internal/fakecgo/abi_.h` are the same because Bazel does not support cross-package use of `#include` so we need each one once per package. (cf. [issue](https://github.com/bazelbuild/rules_go/issues/3636))

 ## Example
-This example only works on macOS and Linux. For a complete example look at [libc](https://github.com/ebitengine/purego/tree/main/examples/libc) which supports Windows.
+This example only works on macOS and Linux. For a complete example look at [libc](https://github.com/ebitengine/purego/tree/main/examples/libc) which supports Windows and FreeBSD.
 ```go
 package main
 * `internal/fakecgo/callbacks.go` from package `runtime/cgo`
 * `internal/fakecgo/go_GOOS_GOARCH.go` from package `runtime/cgo`
 * `internal/fakecgo/iscgo.go` from package `runtime/cgo`
-* `internal/fakecgo/setenv.go` from package `runtime/cgo
+* `internal/fakecgo/setenv.go` from package `runtime/cgo`
+* `internal/fakecgo/freebsd.go` from package `runtime/cgo`
 The files `abi_*.h` and `internal/fakecgo/abi_*.h` are the same because Bazel does not support cross-package use of `#include` so we need each one once per package. (cf. [issue](https://github.com/bazelbuild/rules_go/issues/3636))

M cgo.go +1 -1

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3	3
4		-	//go:build cgo && (darwin \|\| linux)
	4	+	//go:build cgo && (darwin \|\| linux \|\| freebsd)
5	5
6	6		package purego
7	7

@@ -1,7 +1,7 @@
1		// SPDX-License-Identifier: Apache-2.0	1		// SPDX-License-Identifier: Apache-2.0
2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3			3
4	-	//go:build cgo && (darwin \|\| linux)	4	+	//go:build cgo && (darwin \|\| linux \|\| freebsd)
5			5
6		package purego	6		package purego
7			7

M dlerror.go +1 -1

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2023 The Ebitengine Authors
3	3
4		-	//go:build darwin \|\| linux
	4	+	//go:build darwin \|\| linux \|\| freebsd
5	5
6	6		package purego
7	7

@@ -1,7 +1,7 @@
1		// SPDX-License-Identifier: Apache-2.0	1		// SPDX-License-Identifier: Apache-2.0
2		// SPDX-FileCopyrightText: 2023 The Ebitengine Authors	2		// SPDX-FileCopyrightText: 2023 The Ebitengine Authors
3			3
4	-	//go:build darwin \|\| linux	4	+	//go:build darwin \|\| linux \|\| freebsd
5			5
6		package purego	6		package purego
7			7

M dlfcn.go +1 -1

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3	3
4		-	//go:build darwin \|\| linux
	4	+	//go:build darwin \|\| linux \|\| freebsd
5	5
6	6		package purego
7	7

@@ -1,7 +1,7 @@
1		// SPDX-License-Identifier: Apache-2.0	1		// SPDX-License-Identifier: Apache-2.0
2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3			3
4	-	//go:build darwin \|\| linux	4	+	//go:build darwin \|\| linux \|\| freebsd
5			5
6		package purego	6		package purego
7			7

A dlfcn_freebsd.go +18 -0

@@ -0,0 +1,18 @@
	1	+	// SPDX-License-Identifier: Apache-2.0
	2	+	// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
	3	+
	4	+	package purego
	5	+
	6	+	// Constants as defined in https://github.com/freebsd/freebsd-src/blob/main/include/dlfcn.h
	7	+	const (
	8	+	RTLD_DEFAULT = ^uintptr(0) - 2 // Pseudo-handle for dlsym so search for any loaded symbol
	9	+	RTLD_LAZY = 0x00001 // Relocations are performed at an implementation-dependent time.
	10	+	RTLD_NOW = 0x00002 // Relocations are performed when the object is loaded.
	11	+	RTLD_LOCAL = 0x00000 // All symbols are not made available for relocation processing by other modules.
	12	+	RTLD_GLOBAL = 0x00100 // All symbols are available for relocation processing of other modules.
	13	+	)
	14	+
	15	+	//go:cgo_import_dynamic purego_dlopen dlopen "libc.so.7"
	16	+	//go:cgo_import_dynamic purego_dlsym dlsym "libc.so.7"
	17	+	//go:cgo_import_dynamic purego_dlerror dlerror "libc.so.7"
	18	+	//go:cgo_import_dynamic purego_dlclose dlclose "libc.so.7"

@@ -0,0 +1,18 @@
	1	+	// SPDX-License-Identifier: Apache-2.0
	2	+	// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
	3	+
	4	+	package purego
	5	+
	6	+	// Constants as defined in https://github.com/freebsd/freebsd-src/blob/main/include/dlfcn.h
	7	+	const (
	8	+	RTLD_DEFAULT = ^uintptr(0) - 2 // Pseudo-handle for dlsym so search for any loaded symbol
	9	+	RTLD_LAZY = 0x00001 // Relocations are performed at an implementation-dependent time.
	10	+	RTLD_NOW = 0x00002 // Relocations are performed when the object is loaded.
	11	+	RTLD_LOCAL = 0x00000 // All symbols are not made available for relocation processing by other modules.
	12	+	RTLD_GLOBAL = 0x00100 // All symbols are available for relocation processing of other modules.
	13	+	)
	14	+
	15	+	//go:cgo_import_dynamic purego_dlopen dlopen "libc.so.7"
	16	+	//go:cgo_import_dynamic purego_dlsym dlsym "libc.so.7"
	17	+	//go:cgo_import_dynamic purego_dlerror dlerror "libc.so.7"
	18	+	//go:cgo_import_dynamic purego_dlclose dlclose "libc.so.7"

M dlfcn_stubs.s +1 -1

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3	3
4		-	//go:build darwin \|\| (linux && !cgo)
	4	+	//go:build darwin \|\| freebsd \|\| (linux && !cgo)
5	5
6	6		#include "textflag.h"
7	7

@@ -1,7 +1,7 @@
1		// SPDX-License-Identifier: Apache-2.0	1		// SPDX-License-Identifier: Apache-2.0
2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3			3
4	-	//go:build darwin \|\| (linux && !cgo)	4	+	//go:build darwin \|\| freebsd \|\| (linux && !cgo)
5			5
6		#include "textflag.h"	6		#include "textflag.h"
7			7

M dlfcn_test.go +7 -2

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2023 The Ebitengine Authors
3	3
4		-	//go:build darwin \|\| linux
	4	+	//go:build darwin \|\| linux \|\| freebsd
5	5
6	6		package purego_test
7	7

@@ -52,7 +52,12 @@ func buildSharedLib(compilerEnv, libFile string, sources ...string) error {
52	52		return errors.New("compiler not found")
53	53		}
54	54
55		-	args := []string{"-shared", "-Wall", "-Werror", "-o", libFile}
	55	+	var args []string
	56	+	if runtime.GOOS == "freebsd" {
	57	+	args = []string{"-shared", "-Wall", "-Werror", "-fPIC", "-o", libFile}
	58	+	} else {
	59	+	args = []string{"-shared", "-Wall", "-Werror", "-o", libFile}
	60	+	}
56	61
57	62		// macOS arm64 can run amd64 tests through Rossetta.
58	63		// Build the shared library based on the GOARCH and not

 // SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2023 The Ebitengine Authors
-//go:build darwin || linux
+//go:build darwin || linux || freebsd
 package purego_test
 		return errors.New("compiler not found")
 	}
-	args := []string{"-shared", "-Wall", "-Werror", "-o", libFile}
+	var args []string
+	if runtime.GOOS == "freebsd" {
+		args = []string{"-shared", "-Wall", "-Werror", "-fPIC", "-o", libFile}
+	} else {
+		args = []string{"-shared", "-Wall", "-Werror", "-o", libFile}
+	}
 	// macOS arm64 can run amd64 tests through Rossetta.
 	// Build the shared library based on the GOARCH and not

M examples/libc/main.go +3 -1

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3	3
4		-	//go:build darwin \|\| linux \|\| windows
	4	+	//go:build darwin \|\| linux \|\| windows \|\| freebsd
5	5
6	6		package main
7	7

@@ -18,6 +18,8 @@ func getSystemLibrary() string {
18	18		return "/usr/lib/libSystem.B.dylib"
19	19		case "linux":
20	20		return "libc.so.6"
	21	+	case "freebsd":
	22	+	return "libc.so.7"
21	23		case "windows":
22	24		return "ucrtbase.dll"
23	25		default:

 // SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2022 The Ebitengine Authors
-//go:build darwin || linux || windows
+//go:build darwin || linux || windows || freebsd
 package main
 		return "/usr/lib/libSystem.B.dylib"
 	case "linux":
 		return "libc.so.6"
+	case "freebsd":
+		return "libc.so.7"
 	case "windows":
 		return "ucrtbase.dll"
 	default:

M examples/libc/main_unix.go +1 -1

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2023 The Ebitengine Authors
3	3
4		-	//go:build darwin \|\| linux
	4	+	//go:build darwin \|\| linux \|\| freebsd
5	5
6	6		package main
7	7

@@ -1,7 +1,7 @@
1		// SPDX-License-Identifier: Apache-2.0	1		// SPDX-License-Identifier: Apache-2.0
2		// SPDX-FileCopyrightText: 2023 The Ebitengine Authors	2		// SPDX-FileCopyrightText: 2023 The Ebitengine Authors
3			3
4	-	//go:build darwin \|\| linux	4	+	//go:build darwin \|\| linux \|\| freebsd
5			5
6		package main	6		package main
7			7

M func.go +1 -1

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3	3
4		-	//go:build darwin \|\| linux \|\| windows
	4	+	//go:build darwin \|\| linux \|\| windows \|\| freebsd
5	5
6	6		package purego
7	7

@@ -1,7 +1,7 @@
1		// SPDX-License-Identifier: Apache-2.0	1		// SPDX-License-Identifier: Apache-2.0
2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3			3
4	-	//go:build darwin \|\| linux \|\| windows	4	+	//go:build darwin \|\| linux \|\| windows \|\| freebsd
5			5
6		package purego	6		package purego
7			7

M func_test.go +2 -0


@@ -23,6 +23,8 @@ func getSystemLibrary() (string, error) {
23	23		return "/usr/lib/libSystem.B.dylib", nil
24	24		case "linux":
25	25		return "libc.so.6", nil
	26	+	case "freebsd":
	27	+	return "libc.so.7", nil
26	28		case "windows":
27	29		return "ucrtbase.dll", nil
28	30		default:


@@ -23,6 +23,8 @@ func getSystemLibrary() (string, error) {
23	return "/usr/lib/libSystem.B.dylib", nil	23		return "/usr/lib/libSystem.B.dylib", nil
24	case "linux":	24		case "linux":
25	return "libc.so.6", nil	25		return "libc.so.6", nil
		26	+	case "freebsd":
		27	+	return "libc.so.7", nil
26	case "windows":	28		case "windows":
27	return "ucrtbase.dll", nil	29		return "ucrtbase.dll", nil
28	default:	30		default:

M go_runtime.go +1 -1

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3	3
4		-	//go:build darwin \|\| linux \|\| windows
	4	+	//go:build darwin \|\| linux \|\| windows \|\| freebsd
5	5
6	6		package purego
7	7

@@ -1,7 +1,7 @@
1		// SPDX-License-Identifier: Apache-2.0	1		// SPDX-License-Identifier: Apache-2.0
2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3			3
4	-	//go:build darwin \|\| linux \|\| windows	4	+	//go:build darwin \|\| linux \|\| windows \|\| freebsd
5			5
6		package purego	6		package purego
7			7

R internal/cgo/syscall_cgo_linux.go → internal/cgo/syscall_cgo_unix.go +2 -0 renamed, 98% similar

@@ -1,6 +1,8 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3	3
	4	+	//go:build linux \|\| freebsd
	5	+
4	6		package cgo
5	7
6	8		// this file is placed inside internal/cgo and not package purego

@@ -1,6 +1,8 @@
1	// SPDX-License-Identifier: Apache-2.0	1		// SPDX-License-Identifier: Apache-2.0
2	// SPDX-FileCopyrightText: 2022 The Ebitengine Authors	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3		3
		4	+	//go:build linux \|\| freebsd
		5	+
4	package cgo	6		package cgo
5		7
6	// this file is placed inside internal/cgo and not package purego	8		// this file is placed inside internal/cgo and not package purego

M internal/fakecgo/callbacks.go +1 -1


@@ -2,7 +2,7 @@
2	2		// Use of this source code is governed by a BSD-style
3	3		// license that can be found in the LICENSE file.
4	4
5		-	//go:build darwin \|\| linux
	5	+	//go:build darwin \|\| linux \|\| freebsd
6	6
7	7		package fakecgo
8	8


@@ -2,7 +2,7 @@
2		// Use of this source code is governed by a BSD-style	2		// Use of this source code is governed by a BSD-style
3		// license that can be found in the LICENSE file.	3		// license that can be found in the LICENSE file.
4			4
5	-	//go:build darwin \|\| linux	5	+	//go:build darwin \|\| linux \|\| freebsd
6			6
7		package fakecgo	7		package fakecgo
8			8

M internal/fakecgo/doc.go +1 -1

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3	3
4		-	//go:build darwin
	4	+	//go:build darwin \|\| freebsd
5	5
6	6		// Package fakecgo implements the Cgo runtime (runtime/cgo) entirely in Go.
7	7		// This allows code that calls into C to function properly when CGO_ENABLED=0.

@@ -1,7 +1,7 @@
1		// SPDX-License-Identifier: Apache-2.0	1		// SPDX-License-Identifier: Apache-2.0
2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3			3
4	-	//go:build darwin	4	+	//go:build darwin \|\| freebsd
5			5
6		// Package fakecgo implements the Cgo runtime (runtime/cgo) entirely in Go.	6		// Package fakecgo implements the Cgo runtime (runtime/cgo) entirely in Go.
7		// This allows code that calls into C to function properly when CGO_ENABLED=0.	7		// This allows code that calls into C to function properly when CGO_ENABLED=0.

A internal/fakecgo/freebsd.go +27 -0

@@ -0,0 +1,27 @@
	1	+	// Copyright 2010 The Go Authors. All rights reserved.
	2	+	// Use of this source code is governed by a BSD-style
	3	+	// license that can be found in the LICENSE file.
	4	+
	5	+	//go:build freebsd && !cgo
	6	+
	7	+	package fakecgo
	8	+
	9	+	import _ "unsafe" // for go:linkname
	10	+
	11	+	// Supply environ and __progname, because we don't
	12	+	// link against the standard FreeBSD crt0.o and the
	13	+	// libc dynamic library needs them.
	14	+
	15	+	// Note: when building with cross-compiling or CGO_ENABLED=0, add
	16	+	// the following argument to `go` so that these symbols are defined by
	17	+	// making fakecgo the Cgo.
	18	+	// -gcflags="github.com/ebitengine/purego/internal/fakecgo=-std"
	19	+
	20	+	//go:linkname _environ environ
	21	+	//go:linkname _progname __progname
	22	+
	23	+	//go:cgo_export_dynamic environ
	24	+	//go:cgo_export_dynamic __progname
	25	+
	26	+	var _environ uintptr
	27	+	var _progname uintptr

@@ -0,0 +1,27 @@
	1	+	// Copyright 2010 The Go Authors. All rights reserved.
	2	+	// Use of this source code is governed by a BSD-style
	3	+	// license that can be found in the LICENSE file.
	4	+
	5	+	//go:build freebsd && !cgo
	6	+
	7	+	package fakecgo
	8	+
	9	+	import _ "unsafe" // for go:linkname
	10	+
	11	+	// Supply environ and __progname, because we don't
	12	+	// link against the standard FreeBSD crt0.o and the
	13	+	// libc dynamic library needs them.
	14	+
	15	+	// Note: when building with cross-compiling or CGO_ENABLED=0, add
	16	+	// the following argument to `go` so that these symbols are defined by
	17	+	// making fakecgo the Cgo.
	18	+	// -gcflags="github.com/ebitengine/purego/internal/fakecgo=-std"
	19	+
	20	+	//go:linkname _environ environ
	21	+	//go:linkname _progname __progname
	22	+
	23	+	//go:cgo_export_dynamic environ
	24	+	//go:cgo_export_dynamic __progname
	25	+
	26	+	var _environ uintptr
	27	+	var _progname uintptr

M internal/fakecgo/gen.go +8 -4


@@ -20,7 +20,7 @@ const templateSymbols = `// Code generated by 'go generate' with gen.go. DO NOT
20	20		// SPDX-License-Identifier: Apache-2.0
21	21		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
22	22
23		-	//go:build darwin \|\| linux
	23	+	//go:build darwin \|\| linux \|\| freebsd
24	24
25	25		package fakecgo
26	26

@@ -75,7 +75,7 @@ call5({{.Name}}ABI0,
75	75		{{- end}}
76	76		}
77	77
78		-	{{end}}
	78	+	{{end}}
79	79		{{- range . }}
80	80		//go:linkname _{{.Name}} _{{.Name}}
81	81		var _{{.Name}} uintptr

@@ -88,7 +88,7 @@ const templateTrampolinesStubs = `// Code generated by 'go generate' with gen.go
88	88		// SPDX-License-Identifier: Apache-2.0
89	89		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
90	90
91		-	//go:build darwin \|\| linux
	91	+	//go:build darwin \|\| linux \|\| freebsd
92	92
93	93		#include "textflag.h"
94	94

@@ -176,7 +176,7 @@ func run() error {
176	176		if err := t.Execute(f, allSymbols); err != nil {
177	177		return err
178	178		}
179		-	for _, goos := range []string{"darwin", "linux"} {
	179	+	for _, goos := range []string{"darwin", "linux", "freebsd"} {
180	180		f, err = os.Create(fmt.Sprintf("symbols_%s.go", goos))
181	181		defer f.Close()
182	182		if err != nil {

@@ -196,7 +196,11 @@ package fakecgo
196	196		if goos == "linux" {
197	197		libcSO = "libc.so.6"
198	198		pthreadSO = "libpthread.so.0"
	199	+	} else if goos == "freebsd" {
	200	+	libcSO = "libc.so.7"
	201	+	pthreadSO = "libpthread.so"
199	202		}
	203	+
200	204		for _, sym := range libcSymbols {
201	205		f.WriteString(fmt.Sprintf(importPragma, sym.Name, sym.Name, libcSO))
202	206		}

 // SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2022 The Ebitengine Authors
-//go:build darwin || linux
+//go:build darwin || linux || freebsd
 package fakecgo
 {{- end}}
 }
 {{end}}
 {{- range . }}
 //go:linkname _{{.Name}} _{{.Name}}
 var _{{.Name}} uintptr
 // SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2022 The Ebitengine Authors
-//go:build darwin || linux
+//go:build darwin || linux || freebsd
 #include "textflag.h"
 	if err := t.Execute(f, allSymbols); err != nil {
 		return err
 	}
-	for _, goos := range []string{"darwin", "linux"} {
+	for _, goos := range []string{"darwin", "linux", "freebsd"} {
 		f, err = os.Create(fmt.Sprintf("symbols_%s.go", goos))
 		defer f.Close()
 		if err != nil {
 		if goos == "linux" {
 			libcSO = "libc.so.6"
 			pthreadSO = "libpthread.so.0"
+		} else if goos == "freebsd" {
+			libcSO = "libc.so.7"
+			pthreadSO = "libpthread.so"
 		}
 		for _, sym := range libcSymbols {
 			f.WriteString(fmt.Sprintf(importPragma, sym.Name, sym.Name, libcSO))
 		}

A internal/fakecgo/go_freebsd_amd64.go +93 -0

@@ -0,0 +1,93 @@
	1	+	// Copyright 2011 The Go Authors. All rights reserved.
	2	+	// Use of this source code is governed by a BSD-style
	3	+	// license that can be found in the LICENSE file.
	4	+
	5	+	package fakecgo
	6	+
	7	+	import "unsafe"
	8	+
	9	+	//go:nosplit
	10	+	func _cgo_sys_thread_start(ts *ThreadStart) {
	11	+	var attr pthread_attr_t
	12	+	var ign, oset sigset_t
	13	+	var p pthread_t
	14	+	var size size_t
	15	+	var err int
	16	+
	17	+	//fprintf(stderr, "runtime/cgo: _cgo_sys_thread_start: fn=%p, g=%p\n", ts->fn, ts->g); // debug
	18	+	sigfillset(&ign)
	19	+	pthread_sigmask(SIG_SETMASK, &ign, &oset)
	20	+
	21	+	pthread_attr_init(&attr)
	22	+	pthread_attr_getstacksize(&attr, &size)
	23	+	// Leave stacklo=0 and set stackhi=size; mstart will do the rest.
	24	+	ts.g.stackhi = uintptr(size)
	25	+
	26	+	err = _cgo_try_pthread_create(&p, &attr, unsafe.Pointer(threadentry_trampolineABI0), ts)
	27	+
	28	+	pthread_sigmask(SIG_SETMASK, &oset, nil)
	29	+
	30	+	if err != 0 {
	31	+	print("fakecgo: pthread_create failed: ")
	32	+	println(err)
	33	+	abort()
	34	+	}
	35	+	}
	36	+
	37	+	// threadentry_trampolineABI0 maps the C ABI to Go ABI then calls the Go function
	38	+	//
	39	+	//go:linkname x_threadentry_trampoline threadentry_trampoline
	40	+	var x_threadentry_trampoline byte
	41	+	var threadentry_trampolineABI0 = &x_threadentry_trampoline
	42	+
	43	+	//go:nosplit
	44	+	func threadentry(v unsafe.Pointer) unsafe.Pointer {
	45	+	ts := (ThreadStart)(v)
	46	+	free(v)
	47	+
	48	+	setg_trampoline(setg_func, uintptr(unsafe.Pointer(ts.g)))
	49	+
	50	+	// faking funcs in go is a bit a... involved - but the following works :)
	51	+	fn := uintptr(unsafe.Pointer(&ts.fn))
	52	+	((func())(unsafe.Pointer(&fn)))()
	53	+
	54	+	return nil
	55	+	}
	56	+
	57	+	// here we will store a pointer to the provided setg func
	58	+	var setg_func uintptr
	59	+
	60	+	//go:nosplit
	61	+	func x_cgo_init(g *G, setg uintptr) {
	62	+	var size size_t
	63	+	var attr *pthread_attr_t
	64	+
	65	+	/* The memory sanitizer distributed with versions of clang
	66	+	before 3.8 has a bug: if you call mmap before malloc, mmap
	67	+	may return an address that is later overwritten by the msan
	68	+	library. Avoid this problem by forcing a call to malloc
	69	+	here, before we ever call malloc.
	70	+
	71	+	This is only required for the memory sanitizer, so it's
	72	+	unfortunate that we always run it. It should be possible
	73	+	to remove this when we no longer care about versions of
	74	+	clang before 3.8. The test for this is
	75	+	misc/cgo/testsanitizers.
	76	+
	77	+	GCC works hard to eliminate a seemingly unnecessary call to
	78	+	malloc, so we actually use the memory we allocate. */
	79	+
	80	+	setg_func = setg
	81	+	attr = (pthread_attr_t)(malloc(unsafe.Sizeof(attr)))
	82	+	if attr == nil {
	83	+	println("fakecgo: malloc failed")
	84	+	abort()
	85	+	}
	86	+	pthread_attr_init(attr)
	87	+	pthread_attr_getstacksize(attr, &size)
	88	+	// runtime/cgo uses __builtin_frame_address(0) instead of `uintptr(unsafe.Pointer(&size))`
	89	+	// but this should be OK since we are taking the address of the first variable in this function.
	90	+	g.stacklo = uintptr(unsafe.Pointer(&size)) - uintptr(size) + 4096
	91	+	pthread_attr_destroy(attr)
	92	+	free(unsafe.Pointer(attr))
	93	+	}

@@ -0,0 +1,93 @@
	1	+	// Copyright 2011 The Go Authors. All rights reserved.
	2	+	// Use of this source code is governed by a BSD-style
	3	+	// license that can be found in the LICENSE file.
	4	+
	5	+	package fakecgo
	6	+
	7	+	import "unsafe"
	8	+
	9	+	//go:nosplit
	10	+	func _cgo_sys_thread_start(ts *ThreadStart) {
	11	+	var attr pthread_attr_t
	12	+	var ign, oset sigset_t
	13	+	var p pthread_t
	14	+	var size size_t
	15	+	var err int
	16	+
	17	+	//fprintf(stderr, "runtime/cgo: _cgo_sys_thread_start: fn=%p, g=%p\n", ts->fn, ts->g); // debug
	18	+	sigfillset(&ign)
	19	+	pthread_sigmask(SIG_SETMASK, &ign, &oset)
	20	+
	21	+	pthread_attr_init(&attr)
	22	+	pthread_attr_getstacksize(&attr, &size)
	23	+	// Leave stacklo=0 and set stackhi=size; mstart will do the rest.
	24	+	ts.g.stackhi = uintptr(size)
	25	+
	26	+	err = _cgo_try_pthread_create(&p, &attr, unsafe.Pointer(threadentry_trampolineABI0), ts)
	27	+
	28	+	pthread_sigmask(SIG_SETMASK, &oset, nil)
	29	+
	30	+	if err != 0 {
	31	+	print("fakecgo: pthread_create failed: ")
	32	+	println(err)
	33	+	abort()
	34	+	}
	35	+	}
	36	+
	37	+	// threadentry_trampolineABI0 maps the C ABI to Go ABI then calls the Go function
	38	+	//
	39	+	//go:linkname x_threadentry_trampoline threadentry_trampoline
	40	+	var x_threadentry_trampoline byte
	41	+	var threadentry_trampolineABI0 = &x_threadentry_trampoline
	42	+
	43	+	//go:nosplit
	44	+	func threadentry(v unsafe.Pointer) unsafe.Pointer {
	45	+	ts := (ThreadStart)(v)
	46	+	free(v)
	47	+
	48	+	setg_trampoline(setg_func, uintptr(unsafe.Pointer(ts.g)))
	49	+
	50	+	// faking funcs in go is a bit a... involved - but the following works :)
	51	+	fn := uintptr(unsafe.Pointer(&ts.fn))
	52	+	((func())(unsafe.Pointer(&fn)))()
	53	+
	54	+	return nil
	55	+	}
	56	+
	57	+	// here we will store a pointer to the provided setg func
	58	+	var setg_func uintptr
	59	+
	60	+	//go:nosplit
	61	+	func x_cgo_init(g *G, setg uintptr) {
	62	+	var size size_t
	63	+	var attr *pthread_attr_t
	64	+
	65	+	/* The memory sanitizer distributed with versions of clang
	66	+	before 3.8 has a bug: if you call mmap before malloc, mmap
	67	+	may return an address that is later overwritten by the msan
	68	+	library. Avoid this problem by forcing a call to malloc
	69	+	here, before we ever call malloc.
	70	+
	71	+	This is only required for the memory sanitizer, so it's
	72	+	unfortunate that we always run it. It should be possible
	73	+	to remove this when we no longer care about versions of
	74	+	clang before 3.8. The test for this is
	75	+	misc/cgo/testsanitizers.
	76	+
	77	+	GCC works hard to eliminate a seemingly unnecessary call to
	78	+	malloc, so we actually use the memory we allocate. */
	79	+
	80	+	setg_func = setg
	81	+	attr = (pthread_attr_t)(malloc(unsafe.Sizeof(attr)))
	82	+	if attr == nil {
	83	+	println("fakecgo: malloc failed")
	84	+	abort()
	85	+	}
	86	+	pthread_attr_init(attr)
	87	+	pthread_attr_getstacksize(attr, &size)
	88	+	// runtime/cgo uses __builtin_frame_address(0) instead of `uintptr(unsafe.Pointer(&size))`
	89	+	// but this should be OK since we are taking the address of the first variable in this function.
	90	+	g.stacklo = uintptr(unsafe.Pointer(&size)) - uintptr(size) + 4096
	91	+	pthread_attr_destroy(attr)
	92	+	free(unsafe.Pointer(attr))
	93	+	}

A internal/fakecgo/go_freebsd_arm64.go +96 -0

@@ -0,0 +1,96 @@
	1	+	// Copyright 2011 The Go Authors. All rights reserved.
	2	+	// Use of this source code is governed by a BSD-style
	3	+	// license that can be found in the LICENSE file.
	4	+
	5	+	package fakecgo
	6	+
	7	+	import "unsafe"
	8	+
	9	+	//go:nosplit
	10	+	func _cgo_sys_thread_start(ts *ThreadStart) {
	11	+	var attr pthread_attr_t
	12	+	var ign, oset sigset_t
	13	+	var p pthread_t
	14	+	var size size_t
	15	+	var err int
	16	+
	17	+	//fprintf(stderr, "runtime/cgo: _cgo_sys_thread_start: fn=%p, g=%p\n", ts->fn, ts->g); // debug
	18	+	sigfillset(&ign)
	19	+	pthread_sigmask(SIG_SETMASK, &ign, &oset)
	20	+
	21	+	pthread_attr_init(&attr)
	22	+	pthread_attr_getstacksize(&attr, &size)
	23	+	// Leave stacklo=0 and set stackhi=size; mstart will do the rest.
	24	+	ts.g.stackhi = uintptr(size)
	25	+
	26	+	err = _cgo_try_pthread_create(&p, &attr, unsafe.Pointer(threadentry_trampolineABI0), ts)
	27	+
	28	+	pthread_sigmask(SIG_SETMASK, &oset, nil)
	29	+
	30	+	if err != 0 {
	31	+	print("fakecgo: pthread_create failed: ")
	32	+	println(err)
	33	+	abort()
	34	+	}
	35	+	}
	36	+
	37	+	// threadentry_trampolineABI0 maps the C ABI to Go ABI then calls the Go function
	38	+	//
	39	+	//go:linkname x_threadentry_trampoline threadentry_trampoline
	40	+	var x_threadentry_trampoline byte
	41	+	var threadentry_trampolineABI0 = &x_threadentry_trampoline
	42	+
	43	+	//go:nosplit
	44	+	func threadentry(v unsafe.Pointer) unsafe.Pointer {
	45	+	ts := (ThreadStart)(v)
	46	+	free(v)
	47	+
	48	+	setg_trampoline(setg_func, uintptr(unsafe.Pointer(ts.g)))
	49	+
	50	+	// faking funcs in go is a bit a... involved - but the following works :)
	51	+	fn := uintptr(unsafe.Pointer(&ts.fn))
	52	+	((func())(unsafe.Pointer(&fn)))()
	53	+
	54	+	return nil
	55	+	}
	56	+
	57	+	// here we will store a pointer to the provided setg func
	58	+	var setg_func uintptr
	59	+
	60	+	// x_cgo_init(G g, void (setg)(void*)) (runtime/cgo/gcc_linux_amd64.c)
	61	+	// This get's called during startup, adjusts stacklo, and provides a pointer to setg_gcc for us
	62	+	// Additionally, if we set _cgo_init to non-null, go won't do it's own TLS setup
	63	+	// This function can't be go:systemstack since go is not in a state where the systemcheck would work.
	64	+	//
	65	+	//go:nosplit
	66	+	func x_cgo_init(g *G, setg uintptr) {
	67	+	var size size_t
	68	+	var attr *pthread_attr_t
	69	+
	70	+	/* The memory sanitizer distributed with versions of clang
	71	+	before 3.8 has a bug: if you call mmap before malloc, mmap
	72	+	may return an address that is later overwritten by the msan
	73	+	library. Avoid this problem by forcing a call to malloc
	74	+	here, before we ever call malloc.
	75	+
	76	+	This is only required for the memory sanitizer, so it's
	77	+	unfortunate that we always run it. It should be possible
	78	+	to remove this when we no longer care about versions of
	79	+	clang before 3.8. The test for this is
	80	+	misc/cgo/testsanitizers.
	81	+
	82	+	GCC works hard to eliminate a seemingly unnecessary call to
	83	+	malloc, so we actually use the memory we allocate. */
	84	+
	85	+	setg_func = setg
	86	+	attr = (pthread_attr_t)(malloc(unsafe.Sizeof(attr)))
	87	+	if attr == nil {
	88	+	println("fakecgo: malloc failed")
	89	+	abort()
	90	+	}
	91	+	pthread_attr_init(attr)
	92	+	pthread_attr_getstacksize(attr, &size)
	93	+	g.stacklo = uintptr(unsafe.Pointer(&size)) - uintptr(size) + 4096
	94	+	pthread_attr_destroy(attr)
	95	+	free(unsafe.Pointer(attr))
	96	+	}

@@ -0,0 +1,96 @@
	1	+	// Copyright 2011 The Go Authors. All rights reserved.
	2	+	// Use of this source code is governed by a BSD-style
	3	+	// license that can be found in the LICENSE file.
	4	+
	5	+	package fakecgo
	6	+
	7	+	import "unsafe"
	8	+
	9	+	//go:nosplit
	10	+	func _cgo_sys_thread_start(ts *ThreadStart) {
	11	+	var attr pthread_attr_t
	12	+	var ign, oset sigset_t
	13	+	var p pthread_t
	14	+	var size size_t
	15	+	var err int
	16	+
	17	+	//fprintf(stderr, "runtime/cgo: _cgo_sys_thread_start: fn=%p, g=%p\n", ts->fn, ts->g); // debug
	18	+	sigfillset(&ign)
	19	+	pthread_sigmask(SIG_SETMASK, &ign, &oset)
	20	+
	21	+	pthread_attr_init(&attr)
	22	+	pthread_attr_getstacksize(&attr, &size)
	23	+	// Leave stacklo=0 and set stackhi=size; mstart will do the rest.
	24	+	ts.g.stackhi = uintptr(size)
	25	+
	26	+	err = _cgo_try_pthread_create(&p, &attr, unsafe.Pointer(threadentry_trampolineABI0), ts)
	27	+
	28	+	pthread_sigmask(SIG_SETMASK, &oset, nil)
	29	+
	30	+	if err != 0 {
	31	+	print("fakecgo: pthread_create failed: ")
	32	+	println(err)
	33	+	abort()
	34	+	}
	35	+	}
	36	+
	37	+	// threadentry_trampolineABI0 maps the C ABI to Go ABI then calls the Go function
	38	+	//
	39	+	//go:linkname x_threadentry_trampoline threadentry_trampoline
	40	+	var x_threadentry_trampoline byte
	41	+	var threadentry_trampolineABI0 = &x_threadentry_trampoline
	42	+
	43	+	//go:nosplit
	44	+	func threadentry(v unsafe.Pointer) unsafe.Pointer {
	45	+	ts := (ThreadStart)(v)
	46	+	free(v)
	47	+
	48	+	setg_trampoline(setg_func, uintptr(unsafe.Pointer(ts.g)))
	49	+
	50	+	// faking funcs in go is a bit a... involved - but the following works :)
	51	+	fn := uintptr(unsafe.Pointer(&ts.fn))
	52	+	((func())(unsafe.Pointer(&fn)))()
	53	+
	54	+	return nil
	55	+	}
	56	+
	57	+	// here we will store a pointer to the provided setg func
	58	+	var setg_func uintptr
	59	+
	60	+	// x_cgo_init(G g, void (setg)(void*)) (runtime/cgo/gcc_linux_amd64.c)
	61	+	// This get's called during startup, adjusts stacklo, and provides a pointer to setg_gcc for us
	62	+	// Additionally, if we set _cgo_init to non-null, go won't do it's own TLS setup
	63	+	// This function can't be go:systemstack since go is not in a state where the systemcheck would work.
	64	+	//
	65	+	//go:nosplit
	66	+	func x_cgo_init(g *G, setg uintptr) {
	67	+	var size size_t
	68	+	var attr *pthread_attr_t
	69	+
	70	+	/* The memory sanitizer distributed with versions of clang
	71	+	before 3.8 has a bug: if you call mmap before malloc, mmap
	72	+	may return an address that is later overwritten by the msan
	73	+	library. Avoid this problem by forcing a call to malloc
	74	+	here, before we ever call malloc.
	75	+
	76	+	This is only required for the memory sanitizer, so it's
	77	+	unfortunate that we always run it. It should be possible
	78	+	to remove this when we no longer care about versions of
	79	+	clang before 3.8. The test for this is
	80	+	misc/cgo/testsanitizers.
	81	+
	82	+	GCC works hard to eliminate a seemingly unnecessary call to
	83	+	malloc, so we actually use the memory we allocate. */
	84	+
	85	+	setg_func = setg
	86	+	attr = (pthread_attr_t)(malloc(unsafe.Sizeof(attr)))
	87	+	if attr == nil {
	88	+	println("fakecgo: malloc failed")
	89	+	abort()
	90	+	}
	91	+	pthread_attr_init(attr)
	92	+	pthread_attr_getstacksize(attr, &size)
	93	+	g.stacklo = uintptr(unsafe.Pointer(&size)) - uintptr(size) + 4096
	94	+	pthread_attr_destroy(attr)
	95	+	free(unsafe.Pointer(attr))
	96	+	}

M internal/fakecgo/go_libinit.go +1 -1

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3	3
4		-	//go:build darwin \|\| linux
	4	+	//go:build darwin \|\| linux \|\| freebsd
5	5
6	6		package fakecgo
7	7

@@ -1,7 +1,7 @@
1		// SPDX-License-Identifier: Apache-2.0	1		// SPDX-License-Identifier: Apache-2.0
2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3			3
4	-	//go:build darwin \|\| linux	4	+	//go:build darwin \|\| linux \|\| freebsd
5			5
6		package fakecgo	6		package fakecgo
7			7

M internal/fakecgo/go_setenv.go +1 -1

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3	3
4		-	//go:build darwin \|\| linux
	4	+	//go:build darwin \|\| linux \|\| freebsd
5	5
6	6		package fakecgo
7	7

@@ -1,7 +1,7 @@
1		// SPDX-License-Identifier: Apache-2.0	1		// SPDX-License-Identifier: Apache-2.0
2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3			3
4	-	//go:build darwin \|\| linux	4	+	//go:build darwin \|\| linux \|\| freebsd
5			5
6		package fakecgo	6		package fakecgo
7			7

M internal/fakecgo/go_util.go +1 -1

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3	3
4		-	//go:build darwin \|\| linux
	4	+	//go:build darwin \|\| linux \|\| freebsd
5	5
6	6		package fakecgo
7	7

@@ -1,7 +1,7 @@
1		// SPDX-License-Identifier: Apache-2.0	1		// SPDX-License-Identifier: Apache-2.0
2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3			3
4	-	//go:build darwin \|\| linux	4	+	//go:build darwin \|\| linux \|\| freebsd
5			5
6		package fakecgo	6		package fakecgo
7			7

M internal/fakecgo/iscgo.go +1 -1


@@ -2,7 +2,7 @@
2	2		// Use of this source code is governed by a BSD-style
3	3		// license that can be found in the LICENSE file.
4	4
5		-	//go:build darwin \|\| linux
	5	+	//go:build darwin \|\| linux \|\| freebsd
6	6
7	7		// The runtime package contains an uninitialized definition
8	8		// for runtime·iscgo. Override it to tell the runtime we're here.


@@ -2,7 +2,7 @@
2		// Use of this source code is governed by a BSD-style	2		// Use of this source code is governed by a BSD-style
3		// license that can be found in the LICENSE file.	3		// license that can be found in the LICENSE file.
4			4
5	-	//go:build darwin \|\| linux	5	+	//go:build darwin \|\| linux \|\| freebsd
6			6
7		// The runtime package contains an uninitialized definition	7		// The runtime package contains an uninitialized definition
8		// for runtime·iscgo. Override it to tell the runtime we're here.	8		// for runtime·iscgo. Override it to tell the runtime we're here.

M internal/fakecgo/libcgo.go +1 -1

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3	3
4		-	//go:build darwin \|\| linux
	4	+	//go:build darwin \|\| linux \|\| freebsd
5	5
6	6		package fakecgo
7	7

@@ -1,7 +1,7 @@
1		// SPDX-License-Identifier: Apache-2.0	1		// SPDX-License-Identifier: Apache-2.0
2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3			3
4	-	//go:build darwin \|\| linux	4	+	//go:build darwin \|\| linux \|\| freebsd
5			5
6		package fakecgo	6		package fakecgo
7			7

A internal/fakecgo/libcgo_freebsd.go +14 -0

@@ -0,0 +1,14 @@
	1	+	// SPDX-License-Identifier: Apache-2.0
	2	+	// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
	3	+
	4	+	package fakecgo
	5	+
	6	+	type (
	7	+	pthread_cond_t uintptr
	8	+	pthread_mutex_t uintptr
	9	+	)
	10	+
	11	+	var (
	12	+	PTHREAD_COND_INITIALIZER = pthread_cond_t(0)
	13	+	PTHREAD_MUTEX_INITIALIZER = pthread_mutex_t(0)
	14	+	)

@@ -0,0 +1,14 @@
	1	+	// SPDX-License-Identifier: Apache-2.0
	2	+	// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
	3	+
	4	+	package fakecgo
	5	+
	6	+	type (
	7	+	pthread_cond_t uintptr
	8	+	pthread_mutex_t uintptr
	9	+	)
	10	+
	11	+	var (
	12	+	PTHREAD_COND_INITIALIZER = pthread_cond_t(0)
	13	+	PTHREAD_MUTEX_INITIALIZER = pthread_mutex_t(0)
	14	+	)

M internal/fakecgo/setenv.go +1 -1


@@ -2,7 +2,7 @@
2	2		// Use of this source code is governed by a BSD-style
3	3		// license that can be found in the LICENSE file.
4	4
5		-	//go:build darwin \|\| linux
	5	+	//go:build darwin \|\| linux \|\| freebsd
6	6
7	7		package fakecgo
8	8


@@ -2,7 +2,7 @@
2		// Use of this source code is governed by a BSD-style	2		// Use of this source code is governed by a BSD-style
3		// license that can be found in the LICENSE file.	3		// license that can be found in the LICENSE file.
4			4
5	-	//go:build darwin \|\| linux	5	+	//go:build darwin \|\| linux \|\| freebsd
6			6
7		package fakecgo	7		package fakecgo
8			8

M internal/fakecgo/symbols.go +1 -1


@@ -3,7 +3,7 @@
3	3		// SPDX-License-Identifier: Apache-2.0
4	4		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
5	5
6		-	//go:build darwin \|\| linux
	6	+	//go:build darwin \|\| linux \|\| freebsd
7	7
8	8		package fakecgo
9	9


@@ -3,7 +3,7 @@
3		// SPDX-License-Identifier: Apache-2.0	3		// SPDX-License-Identifier: Apache-2.0
4		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors	4		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
5			5
6	-	//go:build darwin \|\| linux	6	+	//go:build darwin \|\| linux \|\| freebsd
7			7
8		package fakecgo	8		package fakecgo
9			9

A internal/fakecgo/symbols_freebsd.go +27 -0

@@ -0,0 +1,27 @@
	1	+	// Code generated by 'go generate' with gen.go. DO NOT EDIT.
	2	+
	3	+	// SPDX-License-Identifier: Apache-2.0
	4	+	// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
	5	+
	6	+	package fakecgo
	7	+
	8	+	//go:cgo_import_dynamic purego_malloc malloc "libc.so.7"
	9	+	//go:cgo_import_dynamic purego_free free "libc.so.7"
	10	+	//go:cgo_import_dynamic purego_setenv setenv "libc.so.7"
	11	+	//go:cgo_import_dynamic purego_unsetenv unsetenv "libc.so.7"
	12	+	//go:cgo_import_dynamic purego_sigfillset sigfillset "libc.so.7"
	13	+	//go:cgo_import_dynamic purego_nanosleep nanosleep "libc.so.7"
	14	+	//go:cgo_import_dynamic purego_abort abort "libc.so.7"
	15	+	//go:cgo_import_dynamic purego_pthread_attr_init pthread_attr_init "libpthread.so"
	16	+	//go:cgo_import_dynamic purego_pthread_create pthread_create "libpthread.so"
	17	+	//go:cgo_import_dynamic purego_pthread_detach pthread_detach "libpthread.so"
	18	+	//go:cgo_import_dynamic purego_pthread_sigmask pthread_sigmask "libpthread.so"
	19	+	//go:cgo_import_dynamic purego_pthread_self pthread_self "libpthread.so"
	20	+	//go:cgo_import_dynamic purego_pthread_get_stacksize_np pthread_get_stacksize_np "libpthread.so"
	21	+	//go:cgo_import_dynamic purego_pthread_attr_getstacksize pthread_attr_getstacksize "libpthread.so"
	22	+	//go:cgo_import_dynamic purego_pthread_attr_setstacksize pthread_attr_setstacksize "libpthread.so"
	23	+	//go:cgo_import_dynamic purego_pthread_attr_destroy pthread_attr_destroy "libpthread.so"
	24	+	//go:cgo_import_dynamic purego_pthread_mutex_lock pthread_mutex_lock "libpthread.so"
	25	+	//go:cgo_import_dynamic purego_pthread_mutex_unlock pthread_mutex_unlock "libpthread.so"
	26	+	//go:cgo_import_dynamic purego_pthread_cond_broadcast pthread_cond_broadcast "libpthread.so"
	27	+	//go:cgo_import_dynamic purego_pthread_setspecific pthread_setspecific "libpthread.so"

@@ -0,0 +1,27 @@
	1	+	// Code generated by 'go generate' with gen.go. DO NOT EDIT.
	2	+
	3	+	// SPDX-License-Identifier: Apache-2.0
	4	+	// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
	5	+
	6	+	package fakecgo
	7	+
	8	+	//go:cgo_import_dynamic purego_malloc malloc "libc.so.7"
	9	+	//go:cgo_import_dynamic purego_free free "libc.so.7"
	10	+	//go:cgo_import_dynamic purego_setenv setenv "libc.so.7"
	11	+	//go:cgo_import_dynamic purego_unsetenv unsetenv "libc.so.7"
	12	+	//go:cgo_import_dynamic purego_sigfillset sigfillset "libc.so.7"
	13	+	//go:cgo_import_dynamic purego_nanosleep nanosleep "libc.so.7"
	14	+	//go:cgo_import_dynamic purego_abort abort "libc.so.7"
	15	+	//go:cgo_import_dynamic purego_pthread_attr_init pthread_attr_init "libpthread.so"
	16	+	//go:cgo_import_dynamic purego_pthread_create pthread_create "libpthread.so"
	17	+	//go:cgo_import_dynamic purego_pthread_detach pthread_detach "libpthread.so"
	18	+	//go:cgo_import_dynamic purego_pthread_sigmask pthread_sigmask "libpthread.so"
	19	+	//go:cgo_import_dynamic purego_pthread_self pthread_self "libpthread.so"
	20	+	//go:cgo_import_dynamic purego_pthread_get_stacksize_np pthread_get_stacksize_np "libpthread.so"
	21	+	//go:cgo_import_dynamic purego_pthread_attr_getstacksize pthread_attr_getstacksize "libpthread.so"
	22	+	//go:cgo_import_dynamic purego_pthread_attr_setstacksize pthread_attr_setstacksize "libpthread.so"
	23	+	//go:cgo_import_dynamic purego_pthread_attr_destroy pthread_attr_destroy "libpthread.so"
	24	+	//go:cgo_import_dynamic purego_pthread_mutex_lock pthread_mutex_lock "libpthread.so"
	25	+	//go:cgo_import_dynamic purego_pthread_mutex_unlock pthread_mutex_unlock "libpthread.so"
	26	+	//go:cgo_import_dynamic purego_pthread_cond_broadcast pthread_cond_broadcast "libpthread.so"
	27	+	//go:cgo_import_dynamic purego_pthread_setspecific pthread_setspecific "libpthread.so"

M internal/fakecgo/trampolines_amd64.s +1 -1

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3	3
4		-	//go:build darwin \|\| linux
	4	+	//go:build darwin \|\| linux \|\| freebsd
5	5
6	6		/*
7	7		trampoline for emulating required C functions for cgo in go (see cgo.go)

@@ -1,7 +1,7 @@
1		// SPDX-License-Identifier: Apache-2.0	1		// SPDX-License-Identifier: Apache-2.0
2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3			3
4	-	//go:build darwin \|\| linux	4	+	//go:build darwin \|\| linux \|\| freebsd
5			5
6		/*	6		/*
7		trampoline for emulating required C functions for cgo in go (see cgo.go)	7		trampoline for emulating required C functions for cgo in go (see cgo.go)

M internal/fakecgo/trampolines_arm64.s +1 -1

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3	3
4		-	//go:build darwin \|\| linux
	4	+	//go:build darwin \|\| freebsd \|\| linux
5	5
6	6		#include "textflag.h"
7	7		#include "go_asm.h"

@@ -1,7 +1,7 @@
1		// SPDX-License-Identifier: Apache-2.0	1		// SPDX-License-Identifier: Apache-2.0
2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3			3
4	-	//go:build darwin \|\| linux	4	+	//go:build darwin \|\| freebsd \|\| linux
5			5
6		#include "textflag.h"	6		#include "textflag.h"
7		#include "go_asm.h"	7		#include "go_asm.h"

M internal/fakecgo/trampolines_stubs.s +1 -1


@@ -3,7 +3,7 @@
3	3		// SPDX-License-Identifier: Apache-2.0
4	4		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
5	5
6		-	//go:build darwin \|\| linux
	6	+	//go:build darwin \|\| linux \|\| freebsd
7	7
8	8		#include "textflag.h"
9	9


@@ -3,7 +3,7 @@
3		// SPDX-License-Identifier: Apache-2.0	3		// SPDX-License-Identifier: Apache-2.0
4		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors	4		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
5			5
6	-	//go:build darwin \|\| linux	6	+	//go:build darwin \|\| linux \|\| freebsd
7			7
8		#include "textflag.h"	8		#include "textflag.h"
9			9

M nocgo.go +1 -1

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3	3
4		-	//go:build !cgo && (darwin \|\| linux)
	4	+	//go:build !cgo && (darwin \|\| linux \|\| freebsd)
5	5
6	6		package purego
7	7

@@ -1,7 +1,7 @@
1		// SPDX-License-Identifier: Apache-2.0	1		// SPDX-License-Identifier: Apache-2.0
2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3			3
4	-	//go:build !cgo && (darwin \|\| linux)	4	+	//go:build !cgo && (darwin \|\| linux \|\| freebsd)
5			5
6		package purego	6		package purego
7			7

M sys_amd64.s +1 -1

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3	3
4		-	//go:build darwin \|\| (!cgo && linux)
	4	+	//go:build darwin \|\| freebsd \|\| (!cgo && linux)
5	5
6	6		#include "textflag.h"
7	7		#include "abi_amd64.h"

@@ -1,7 +1,7 @@
1		// SPDX-License-Identifier: Apache-2.0	1		// SPDX-License-Identifier: Apache-2.0
2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3			3
4	-	//go:build darwin \|\| (!cgo && linux)	4	+	//go:build darwin \|\| freebsd \|\| (!cgo && linux)
5			5
6		#include "textflag.h"	6		#include "textflag.h"
7		#include "abi_amd64.h"	7		#include "abi_amd64.h"

M sys_arm64.s +1 -1

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3	3
4		-	//go:build darwin \|\| (!cgo && linux) \|\| windows
	4	+	//go:build darwin \|\| freebsd \|\| (!cgo && linux) \|\| windows
5	5
6	6		#include "textflag.h"
7	7		#include "go_asm.h"

@@ -1,7 +1,7 @@
1		// SPDX-License-Identifier: Apache-2.0	1		// SPDX-License-Identifier: Apache-2.0
2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3			3
4	-	//go:build darwin \|\| (!cgo && linux) \|\| windows	4	+	//go:build darwin \|\| freebsd \|\| (!cgo && linux) \|\| windows
5			5
6		#include "textflag.h"	6		#include "textflag.h"
7		#include "go_asm.h"	7		#include "go_asm.h"

M sys_unix_arm64.s +1 -1

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2023 The Ebitengine Authors
3	3
4		-	//go:build darwin \|\| (!cgo && linux)
	4	+	//go:build darwin \|\| freebsd \|\| (!cgo && linux)
5	5
6	6		#include "textflag.h"
7	7		#include "go_asm.h"

@@ -1,7 +1,7 @@
1		// SPDX-License-Identifier: Apache-2.0	1		// SPDX-License-Identifier: Apache-2.0
2		// SPDX-FileCopyrightText: 2023 The Ebitengine Authors	2		// SPDX-FileCopyrightText: 2023 The Ebitengine Authors
3			3
4	-	//go:build darwin \|\| (!cgo && linux)	4	+	//go:build darwin \|\| freebsd \|\| (!cgo && linux)
5			5
6		#include "textflag.h"	6		#include "textflag.h"
7		#include "go_asm.h"	7		#include "go_asm.h"

M syscall.go +1 -1

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3	3
4		-	//go:build darwin \|\| windows \|\| linux
	4	+	//go:build darwin \|\| windows \|\| linux \|\| freebsd
5	5
6	6		package purego
7	7

@@ -1,7 +1,7 @@
1		// SPDX-License-Identifier: Apache-2.0	1		// SPDX-License-Identifier: Apache-2.0
2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3			3
4	-	//go:build darwin \|\| windows \|\| linux	4	+	//go:build darwin \|\| windows \|\| linux \|\| freebsd
5			5
6		package purego	6		package purego
7			7

M syscall_sysv.go +1 -1

@@ -1,7 +1,7 @@
1	1		// SPDX-License-Identifier: Apache-2.0
2	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3	3
4		-	//go:build darwin \|\| (!cgo && linux && (amd64 \|\| arm64))
	4	+	//go:build darwin \|\| freebsd \|\| (!cgo && linux && (amd64 \|\| arm64))
5	5
6	6		package purego
7	7

@@ -1,7 +1,7 @@
1		// SPDX-License-Identifier: Apache-2.0	1		// SPDX-License-Identifier: Apache-2.0
2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors	2		// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3			3
4	-	//go:build darwin \|\| (!cgo && linux && (amd64 \|\| arm64))	4	+	//go:build darwin \|\| freebsd \|\| (!cgo && linux && (amd64 \|\| arm64))
5			5
6		package purego	6		package purego
7			7

M zcallback_amd64.s +1 -1

@@ -1,6 +1,6 @@
1	1		// Code generated by wincallback.go using 'go generate'. DO NOT EDIT.
2	2
3		-	//go:build darwin \|\| (!cgo && linux)
	3	+	//go:build darwin \|\| freebsd \|\| (!cgo && linux)
4	4
5	5		// runtime·callbackasm is called by external code to
6	6		// execute Go implemented callback function. It is not

@@ -1,6 +1,6 @@
1		// Code generated by wincallback.go using 'go generate'. DO NOT EDIT.	1		// Code generated by wincallback.go using 'go generate'. DO NOT EDIT.
2			2
3	-	//go:build darwin \|\| (!cgo && linux)	3	+	//go:build darwin \|\| freebsd \|\| (!cgo && linux)
4			4
5		// runtime·callbackasm is called by external code to	5		// runtime·callbackasm is called by external code to
6		// execute Go implemented callback function. It is not	6		// execute Go implemented callback function. It is not

M zcallback_arm64.s +1 -1

@@ -1,6 +1,6 @@
1	1		// Code generated by wincallback.go using 'go generate'. DO NOT EDIT.
2	2
3		-	//go:build darwin \|\| (!cgo && linux)
	3	+	//go:build darwin \|\| freebsd \|\| (!cgo && linux)
4	4
5	5		// External code calls into callbackasm at an offset corresponding
6	6		// to the callback index. Callbackasm is a table of MOV and B instructions.

@@ -1,6 +1,6 @@
1		// Code generated by wincallback.go using 'go generate'. DO NOT EDIT.	1		// Code generated by wincallback.go using 'go generate'. DO NOT EDIT.
2			2
3	-	//go:build darwin \|\| (!cgo && linux)	3	+	//go:build darwin \|\| freebsd \|\| (!cgo && linux)
4			4
5		// External code calls into callbackasm at an offset corresponding	5		// External code calls into callbackasm at an offset corresponding
6		// to the callback index. Callbackasm is a table of MOV and B instructions.	6		// to the callback index. Callbackasm is a table of MOV and B instructions.