diff options
author | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2004-12-15 08:05:10 +0000 |
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committer | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2004-12-15 08:05:10 +0000 |
commit | 8dac052af443ca14fac6d343b22113fb1d19cd1b (patch) | |
tree | 619c88c1d02f29641f374d2ec45b75a0e43a2503 /win32/win32.c | |
parent | db82a3315ba7ca71d41ee108f865f9e43443eb18 (diff) |
* win32/win32.[ch] (rb_w32_isatty): new function to replace MSVCRT's
isatty because it never sets errno. (backported from CVS HEAD)
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@7565 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'win32/win32.c')
-rw-r--r-- | win32/win32.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/win32/win32.c b/win32/win32.c index a4cea9b287..f44b805ae6 100644 --- a/win32/win32.c +++ b/win32/win32.c @@ -3322,6 +3322,20 @@ rb_w32_snprintf(char *buf, size_t size, const char *format, ...) return ret; } +int +rb_w32_isatty(int fd) +{ + if (!(_osfile(fd) & FOPEN)) { + errno = EBADF; + return 0; + } + if (!(_osfile(fd) & FDEV)) { + errno = ENOTTY; + return 0; + } + return 1; +} + // // Fix bcc32's stdio bug // |