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cmd/ld, cmd/6l, cmd/8l: sort exported dynamic symbols for Darwin
Also corrected cmd/8l's .dynsym handling (differentiate between exported symbols and imported symbols) Fixes golang#4029. R=golang-dev, rsc CC=golang-dev https://golang.org/cl/6620075
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,57 @@ | ||
// Copyright 2012 The Go Authors. All rights reserved. | ||
// Use of this source code is governed by a BSD-style | ||
// license that can be found in the LICENSE file. | ||
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package cgotest | ||
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/* | ||
#include <dlfcn.h> | ||
*/ | ||
import "C" | ||
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import ( | ||
"fmt" | ||
"testing" | ||
) | ||
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//export IMPIsOpaque | ||
func IMPIsOpaque() { | ||
fmt.Println("isOpaque") | ||
} | ||
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//export IMPInitWithFrame | ||
func IMPInitWithFrame() { | ||
fmt.Println("IInitWithFrame") | ||
} | ||
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//export IMPDrawRect | ||
func IMPDrawRect() { | ||
fmt.Println("drawRect:") | ||
} | ||
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//export IMPWindowResize | ||
func IMPWindowResize() { | ||
fmt.Println("windowDidResize:") | ||
} | ||
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func test4029(t *testing.T) { | ||
loadThySelf(t, "IMPWindowResize") | ||
loadThySelf(t, "IMPDrawRect") | ||
loadThySelf(t, "IMPInitWithFrame") | ||
loadThySelf(t, "IMPIsOpaque") | ||
} | ||
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func loadThySelf(t *testing.T, symbol string) { | ||
this_process := C.dlopen(nil, C.RTLD_NOW) | ||
if this_process == nil { | ||
t.Fatal("dlopen:", C.GoString(C.dlerror())) | ||
} | ||
defer C.dlclose(this_process) | ||
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symbol_address := C.dlsym(this_process, C.CString(symbol)) | ||
if symbol_address == nil { | ||
t.Fatal("dlsym:", C.GoString(C.dlerror())) | ||
} else { | ||
t.Log(symbol, symbol_address) | ||
} | ||
} |
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Original file line number | Diff line number | Diff line change |
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@@ -309,6 +309,7 @@ loadlib(void) | |
debug['d'] = 1; | ||
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importcycles(); | ||
sortdynexp(); | ||
} | ||
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/* | ||
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