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win32.c: suppress warnings

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* win32/win32.c (set_env_val): reuse size of typedef to suppress
  unused-local-typedefs warnings from gcc 4.8 and reduce same
  calculation.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39524 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2013-02-27 04:47:12 +00:00
parent e881056fd6
commit 46e0ce84d5
1 changed files with 2 additions and 2 deletions
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4
win32/win32.c
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@ -482,8 +482,8 @@ init_env(void)
BOOL f;
#define env wk.val
#define set_env_val(vname) do { \
typedef char namesizecheck[numberof(wk.name) < numberof(vname) - 1 ? -1 : 1]; \
WCHAR *const buf = wk.name + numberof(wk.name) - numberof(vname) + 1; \
typedef char wk_name_offset[(numberof(wk.name) - numberof(vname) + 1) * 2 + 1]; \
WCHAR *const buf = wk.name + sizeof(wk_name_offset) / 2; \
MEMCPY(buf, vname, WCHAR, numberof(vname) - 1); \
_wputenv(buf); \
} while (0)