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update errata

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chai2010 2015-12-22 15:16:33 +08:00
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@ -1,4 +1,4 @@
# 附録B: 勘誤 # 附録: 勘誤
**p.9, ¶2:** for "can compared", read "can be compared". **p.9, ¶2:** for "can compared", read "can be compared".
(Thanks to Antonio Macías Ojeda, 2015-10-22.) (Thanks to Antonio Macías Ojeda, 2015-10-22.)
@ -18,6 +18,7 @@ each time it is run. (Thanks to Randall McPherson, 2015-10-19.)
**p.52, ¶2:** for "an synonym", read "a synonym", twice. **p.52, ¶2:** for "an synonym", read "a synonym", twice.
**p.52, ¶9:** for "The integer arithmetic operators", read "The arithmetic operators". (Thanks to Yoshiki Shibata, 2015-12-20.)
**p.68:** the table of UTF-8 encodings is missing a bit from each first byte. **p.68:** the table of UTF-8 encodings is missing a bit from each first byte.
The corrected table is shown below. (Thanks to Akshay Kumar, 2015-11-02.) The corrected table is shown below. (Thanks to Akshay Kumar, 2015-11-02.)
@ -50,4 +51,6 @@ statement is a declaration; the other three are assignments.
**p.166, ¶2:** for "way", read "a way". **p.166, ¶2:** for "way", read "a way".
**p.200, TestEval function:** the format string in the final call to t.Errorf should format test.env with %v, not %s. (Thanks to Mitsuteru Sawa, 2015-12-07.)
**p.362:** the `gopl.io/ch13/bzip` program does not comply with the [proposed rules for passing pointers between Go and C code](https://github.com/golang/proposal/blob/master/design/12416-cgo-pointers.md) because the C function `bz2compress` temporarily stores a Go pointer (in) into the Go heap (the `bz_stream` variable). The `bz_stream` variable should be allocated, and explicitly freed after the call to `BZ2_bzCompressEnd`, by C functions. (Thanks to Joe Tsai, 2015-11-18.) **p.362:** the `gopl.io/ch13/bzip` program does not comply with the [proposed rules for passing pointers between Go and C code](https://github.com/golang/proposal/blob/master/design/12416-cgo-pointers.md) because the C function `bz2compress` temporarily stores a Go pointer (in) into the Go heap (the `bz_stream` variable). The `bz_stream` variable should be allocated, and explicitly freed after the call to `BZ2_bzCompressEnd`, by C functions. (Thanks to Joe Tsai, 2015-11-18.)