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| author | Tatsuhiro Tsujikawa <tatsuhiro.t@gmail.com> | 2014-08-29 23:37:31 +0900 |
|---|---|---|
| committer | Tatsuhiro Tsujikawa <tatsuhiro.t@gmail.com> | 2014-08-29 23:37:31 +0900 |
| commit | ae631513f33da0bba2a2d9a9b0b9207358568cc6 (patch) | |
| tree | 8164feba6fd9ee9a09aff9d3cf5500b983922bb3 /src/array_fun.h | |
| parent | b8b291187d45ce985f218688edbd1cffc479c6d5 (diff) | |
Replace A2_ARRAY_LEN with constexpr arraySize
Diffstat (limited to 'src/array_fun.h')
| -rw-r--r-- | src/array_fun.h | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/src/array_fun.h b/src/array_fun.h index c59ebc17..80a56046 100644 --- a/src/array_fun.h +++ b/src/array_fun.h @@ -42,16 +42,11 @@ namespace aria2 { -// calculate length of array template<typename T, size_t N> -char (&char_array_ref_fun(T (&)[N]))[N]; - -// For 0 length array -template<typename T> -char (&char_array_ref_fun(T (&)[0u]))[0u]; - -// To calculate size of array at compile time, we use macro here. -#define A2_ARRAY_LEN(X) sizeof(char_array_ref_fun(X)) +constexpr size_t arraySize(T (&)[N]) +{ + return N; +} template<typename T, size_t N> class array_wrapper { |