mirror of
https://github.com/vbatts/go-mtree.git
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c4d09ce5f7
Added some more test cases for `vis`ing and `unvis`ing strings, and a test case that walks/checks a directory with filenames that require encoding. Had to change Path() and String() to account for possible errors Vis() and Unvis() could return. Signed-off-by: Stephen Chung <schung@redhat.com>
23 lines
563 B
Go
23 lines
563 B
Go
package mtree
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// #include "vis.h"
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// #include <stdlib.h>
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import "C"
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import (
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"fmt"
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"unsafe"
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)
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// Unvis is a wrapper for the C implementation of unvis, which decodes a string
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// that potentially has characters that are encoded with Vis
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func Unvis(src string) (string, error) {
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cDst, cSrc := C.CString(string(make([]byte, len(src)+1))), C.CString(src)
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defer C.free(unsafe.Pointer(cDst))
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defer C.free(unsafe.Pointer(cSrc))
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ret := C.strunvis(cDst, cSrc)
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if ret == -1 {
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return "", fmt.Errorf("failed to decode: %q", src)
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}
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return C.GoString(cDst), nil
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}
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