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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 13:18:25 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 13:18:25 +0000
commit109be507377fe7f6e8819ac94041d3fdcdf6fd2f (patch)
tree2806a689f8fab4a2ec9fc949830ef270a91d667d /misc/cgo/testsovar/testdata/cgoso.go
parentInitial commit. (diff)
downloadgolang-1.19-109be507377fe7f6e8819ac94041d3fdcdf6fd2f.tar.xz
golang-1.19-109be507377fe7f6e8819ac94041d3fdcdf6fd2f.zip
Adding upstream version 1.19.8.upstream/1.19.8upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'misc/cgo/testsovar/testdata/cgoso.go')
-rw-r--r--misc/cgo/testsovar/testdata/cgoso.go44
1 files changed, 44 insertions, 0 deletions
diff --git a/misc/cgo/testsovar/testdata/cgoso.go b/misc/cgo/testsovar/testdata/cgoso.go
new file mode 100644
index 0000000..d9deb55
--- /dev/null
+++ b/misc/cgo/testsovar/testdata/cgoso.go
@@ -0,0 +1,44 @@
+// Copyright 2015 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.
+
+package cgosotest
+
+// This test verifies that Go can access C variables
+// in shared object file via cgo.
+
+/*
+// intentionally write the same LDFLAGS differently
+// to test correct handling of LDFLAGS.
+#cgo windows CFLAGS: -DIMPORT_DLL
+#cgo linux LDFLAGS: -L. -lcgosotest
+#cgo dragonfly LDFLAGS: -L. -l cgosotest
+#cgo freebsd LDFLAGS: -L. -l cgosotest
+#cgo openbsd LDFLAGS: -L. -l cgosotest
+#cgo solaris LDFLAGS: -L. -lcgosotest
+#cgo netbsd LDFLAGS: -L. libcgosotest.so
+#cgo darwin LDFLAGS: -L. libcgosotest.dylib
+#cgo windows LDFLAGS: -L. libcgosotest.a
+#cgo aix LDFLAGS: -L. -l cgosotest
+
+#include "cgoso_c.h"
+
+const char* getVar() {
+ return exported_var;
+}
+*/
+import "C"
+
+import "fmt"
+
+func Test() {
+ const want = "Hello world"
+ got := C.GoString(C.getVar())
+ if got != want {
+ panic(fmt.Sprintf("testExportedVar: got %q, but want %q", got, want))
+ }
+ got = C.GoString(C.exported_var)
+ if got != want {
+ panic(fmt.Sprintf("testExportedVar: got %q, but want %q", got, want))
+ }
+}