4 files changed, 261 insertions, 0 deletions
diff --git a/internal/libc2/Makefile b/internal/libc2/Makefile
new file mode 100644
index 0000000..a54e63b
--- /dev/null
+++ b/internal/libc2/Makefile
@@ -0,0 +1,68 @@
+# Copyright 2019 The Sqlite Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style
+# license that can be found in the LICENSE file.
+
+.PHONY:	all clean cover cpu editor internalError later mem nuke todo edit
+
+grep=--include=*.go --include=*.l --include=*.y --include=*.yy
+ngrep='TODOOK\|internal\/bin'
+
+all: editor
+	date
+	go version 2>&1 | tee log
+	gofmt -l -s -w *.go
+	go test -i
+	go test 2>&1 -timeout 1h | tee -a log
+	#TODO GOOS=linux GOARCH=arm go build
+	#TODO GOOS=linux GOARCH=arm64 go build
+	#TODO GOOS=linux GOARCH=386 go build
+	GOOS=linux GOARCH=amd64 go build
+	#TODO GOOS=windows GOARCH=386 go build
+	#TODO GOOS=windows GOARCH=amd64 go build
+	go vet 2>&1 | grep -v $(ngrep) || true
+	golint 2>&1 | grep -v $(ngrep) || true
+	make todo
+	misspell *.go
+	staticcheck | grep -v 'lexer\.go\|parser\.go' || true
+	maligned || true
+	grep -n 'FAIL\|PASS' log 
+	go version
+	date 2>&1 | tee -a log
+
+clean:
+	go clean
+	rm -f *~ *.test *.out test.db* tt4-test*.db* test_sv.* testdb-*
+
+cover:
+	t=$(shell tempfile) ; go test -coverprofile $$t && go tool cover -html $$t && unlink $$t
+
+cpu: clean
+	go test -run @ -bench . -cpuprofile cpu.out
+	go tool pprof -lines *.test cpu.out
+
+edit:
+	gvim -p Makefile *.go &
+
+editor:
+	gofmt -l -s -w *.go
+	go test 2>&1 | tee log
+
+internalError:
+	egrep -ho '"internal error.*"' *.go | sort | cat -n
+
+later:
+	@grep -n $(grep) LATER * || true
+	@grep -n $(grep) MAYBE * || true
+
+mem: clean
+	go test -run @ -bench . -memprofile mem.out
+	go tool pprof -lines -web -alloc_space *.test mem.out
+
+nuke: clean
+	go clean -i
+
+todo:
+	@grep -nr $(grep) ^[[:space:]]*_[[:space:]]*=[[:space:]][[:alpha:]][[:alnum:]]* * | grep -v $(ngrep) || true
+	@grep -nr $(grep) TODO * | grep -v $(ngrep) || true
+	@grep -nr $(grep) BUG * | grep -v $(ngrep) || true
+	@grep -nr $(grep) [^[:alpha:]]println * | grep -v $(ngrep) || true
diff --git a/internal/libc2/all_test.go b/internal/libc2/all_test.go
new file mode 100644
index 0000000..5842011
--- /dev/null
+++ b/internal/libc2/all_test.go
@@ -0,0 +1,56 @@
+// Copyright 2019 The Sqlite Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package libc2 // import "modernc.org/sqlite/internal/libc2"
+
+import (
+	"fmt"
+	"os"
+	"path"
+	"runtime"
+	"strings"
+	"testing"
+)
+
+func caller(s string, va ...interface{}) {
+	if s == "" {
+		s = strings.Repeat("%v ", len(va))
+	}
+	_, fn, fl, _ := runtime.Caller(2)
+	fmt.Fprintf(os.Stderr, "# caller: %s:%d: ", path.Base(fn), fl)
+	fmt.Fprintf(os.Stderr, s, va...)
+	fmt.Fprintln(os.Stderr)
+	_, fn, fl, _ = runtime.Caller(1)
+	fmt.Fprintf(os.Stderr, "# \tcallee: %s:%d: ", path.Base(fn), fl)
+	fmt.Fprintln(os.Stderr)
+	os.Stderr.Sync()
+}
+
+func dbg(s string, va ...interface{}) {
+	if s == "" {
+		s = strings.Repeat("%v ", len(va))
+	}
+	_, fn, fl, _ := runtime.Caller(1)
+	fmt.Fprintf(os.Stderr, "# dbg %s:%d: ", path.Base(fn), fl)
+	fmt.Fprintf(os.Stderr, s, va...)
+	fmt.Fprintln(os.Stderr)
+	os.Stderr.Sync()
+}
+
+func TODO(...interface{}) string { //TODOOK
+	_, fn, fl, _ := runtime.Caller(1)
+	return fmt.Sprintf("# TODO: %s:%d:\n", path.Base(fn), fl) //TODOOK
+}
+
+func use(...interface{}) {}
+
+func init() {
+	use(caller, dbg, TODO) //TODOOK
+}
+
+// ============================================================================
+
+func Test(t *testing.T) {
+	t.Log("TODO")
+}
diff --git a/internal/libc2/capi_linux_amd64.go b/internal/libc2/capi_linux_amd64.go
new file mode 100644
index 0000000..01064c4
--- /dev/null
+++ b/internal/libc2/capi_linux_amd64.go
@@ -0,0 +1,21 @@
+// Copyright 2020 The Sqlite Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package libc2 // import "modernc.org/sqlite/internal/libc2"
+
+var CAPI = map[string]struct{}{
+	"pthread_cond_broadcast": {},
+	"pthread_cond_destroy":   {},
+	"pthread_cond_init":      {},
+	"pthread_cond_signal":    {},
+	"pthread_cond_wait":      {},
+	"pthread_create":         {},
+	"pthread_detach":         {},
+	"pthread_mutex_destroy":  {},
+	"pthread_mutex_init":     {},
+	"pthread_mutex_lock":     {},
+	"pthread_mutex_trylock":  {},
+	"pthread_mutex_unlock":   {},
+	"sched_yield":            {},
+}
diff --git a/internal/libc2/libc2.go b/internal/libc2/libc2.go
new file mode 100644
index 0000000..92e529f
--- /dev/null
+++ b/internal/libc2/libc2.go
@@ -0,0 +1,116 @@
+// Copyright 2020 The Sqlite Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package libc2 // import "modernc.org/sqlite/internal/libc2"
+
+import (
+	"fmt"
+	"os"
+	"runtime"
+	"strings"
+
+	"modernc.org/libc"
+	"modernc.org/libc/sys/types"
+)
+
+func todo(s string, args ...interface{}) string { //TODO-
+	switch {
+	case s == "":
+		s = fmt.Sprintf(strings.Repeat("%v ", len(args)), args...)
+	default:
+		s = fmt.Sprintf(s, args...)
+	}
+	pc, fn, fl, _ := runtime.Caller(1)
+	f := runtime.FuncForPC(pc)
+	var fns string
+	if f != nil {
+		fns = f.Name()
+		if x := strings.LastIndex(fns, "."); x > 0 {
+			fns = fns[x+1:]
+		}
+	}
+	r := fmt.Sprintf("%s:%d:%s: TODOTODO %s", fn, fl, fns, s) //TODOOK
+	fmt.Fprintf(os.Stdout, "%s\n", r)
+	os.Stdout.Sync()
+	return r
+}
+
+func trc(s string, args ...interface{}) string { //TODO-
+	switch {
+	case s == "":
+		s = fmt.Sprintf(strings.Repeat("%v ", len(args)), args...)
+	default:
+		s = fmt.Sprintf(s, args...)
+	}
+	_, fn, fl, _ := runtime.Caller(1)
+	r := fmt.Sprintf("\n%s:%d: TRC %s", fn, fl, s)
+	fmt.Fprintf(os.Stdout, "%s\n", r)
+	os.Stdout.Sync()
+	return r
+}
+
+// int sched_yield(void);
+func Xsched_yield(tls *libc.TLS) int32 {
+	panic(todo(""))
+}
+
+// int pthread_create(pthread_t *thread, const pthread_attr_t *attr, void *(*start_routine) (void *), void *arg);
+func Xpthread_create(tls *libc.TLS, thread, attr, start_routine, arg uintptr) int32 {
+	panic(todo(""))
+}
+
+// int pthread_detach(pthread_t thread);
+func Xpthread_detach(tls *libc.TLS, thread types.Size_t) int32 {
+	panic(todo(""))
+}
+
+// int pthread_mutex_lock(pthread_mutex_t *mutex);
+func Xpthread_mutex_lock(tls *libc.TLS, mutex uintptr) int32 {
+	panic(todo(""))
+}
+
+// int pthread_cond_signal(pthread_cond_t *cond);
+func Xpthread_cond_signal(tls *libc.TLS, cond uintptr) int32 {
+	panic(todo(""))
+}
+
+// int pthread_mutex_unlock(pthread_mutex_t *mutex);
+func Xpthread_mutex_unlock(tls *libc.TLS, mutex uintptr) int32 {
+	panic(todo(""))
+}
+
+// int pthread_mutex_init(pthread_mutex_t *restrict mutex, const pthread_mutexattr_t *restrict attr);
+func Xpthread_mutex_init(tls *libc.TLS, mutex, attr uintptr) int32 {
+	panic(todo(""))
+}
+
+// int pthread_cond_init(pthread_cond_t *restrict cond, const pthread_condattr_t *restrict attr);
+func Xpthread_cond_init(tls *libc.TLS, cond, attr uintptr) int32 {
+	panic(todo(""))
+}
+
+// int pthread_cond_wait(pthread_cond_t *restrict cond, pthread_mutex_t *restrict mutex);
+func Xpthread_cond_wait(tls *libc.TLS, cond, mutex uintptr) int32 {
+	panic(todo(""))
+}
+
+// int pthread_cond_destroy(pthread_cond_t *cond);
+func Xpthread_cond_destroy(tls *libc.TLS, cond uintptr) int32 {
+	panic(todo(""))
+}
+
+// int pthread_mutex_destroy(pthread_mutex_t *mutex);
+func Xpthread_mutex_destroy(tls *libc.TLS, mutex uintptr) int32 {
+	panic(todo(""))
+}
+
+// int pthread_mutex_trylock(pthread_mutex_t *mutex);
+func Xpthread_mutex_trylock(tls *libc.TLS, mutex uintptr) int32 {
+	panic(todo(""))
+}
+
+// int pthread_cond_broadcast(pthread_cond_t *cond);
+func Xpthread_cond_broadcast(tls *libc.TLS, cond uintptr) int32 {
+	panic(todo(""))
+}