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io.c: define EWOULDBLOCK

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* io.c (Init_IO): define EWOULDBLOCK alway as it is needed always.
  and turn runtime branch into preprocessor condition.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40203 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2013-04-09 00:42:33 +00:00
parent e0b523d1a9
commit 74ba9c2488
1 changed files with 39 additions and 34 deletions
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13
io.c
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@ -110,6 +110,10 @@
# endif
#endif
#ifndef EWOULDBLOCK
# define EWOULDBLOCK EAGAIN
#endif
#if defined(HAVE___SYSCALL) && (defined(__APPLE__) || defined(__OpenBSD__))
/* Mac OS X and OpenBSD have __syscall but don't define it in headers */
off_t __syscall(quad_t number, ...);
@ -11502,7 +11506,8 @@ rb_readwrite_sys_fail(int writable, const char *mesg)
default:
rb_mod_sys_fail_str(rb_mWaitReadable, arg);
}
} else {
}
else {
rb_bug("invalid read/write type passed to rb_readwrite_sys_fail: %d", writable);
}
}
@ -11719,17 +11724,17 @@ Init_IO(void)
rb_include_module(rb_eEAGAINWaitReadable, rb_mWaitReadable);
rb_eEAGAINWaitWritable = rb_define_class_under(rb_cIO, "EAGAINWaitWritable", rb_eEAGAIN);
rb_include_module(rb_eEAGAINWaitWritable, rb_mWaitWritable);
if (EAGAIN == EWOULDBLOCK) {
#if EAGAIN == EWOULDBLOCK
rb_eEWOULDBLOCKWaitReadable = rb_eEAGAINWaitReadable;
rb_define_const(rb_cIO, "EWOULDBLOCKWaitReadable", rb_eEAGAINWaitReadable);
rb_eEWOULDBLOCKWaitWritable = rb_eEAGAINWaitWritable;
rb_define_const(rb_cIO, "EWOULDBLOCKWaitWritable", rb_eEAGAINWaitWritable);
} else {
#else
rb_eEWOULDBLOCKWaitReadable = rb_define_class_under(rb_cIO, "EWOULDBLOCKRWaiteadable", rb_eEWOULDBLOCK);
rb_include_module(rb_eEWOULDBLOCKWaitReadable, rb_mWaitReadable);
rb_eEWOULDBLOCKWaitWritable = rb_define_class_under(rb_cIO, "EWOULDBLOCKWaitWritable", rb_eEWOULDBLOCK);
rb_include_module(rb_eEWOULDBLOCKWaitWritable, rb_mWaitWritable);
}
#endif
rb_eEINPROGRESSWaitReadable = rb_define_class_under(rb_cIO, "EINPROGRESSWaitReadable", rb_eEINPROGRESS);
rb_include_module(rb_eEINPROGRESSWaitReadable, rb_mWaitReadable);
rb_eEINPROGRESSWaitWritable = rb_define_class_under(rb_cIO, "EINPROGRESSWaitWritable", rb_eEINPROGRESS);