diff options
Diffstat (limited to 'rubysig.h')
| -rw-r--r-- | rubysig.h | 9 |
1 files changed, 4 insertions, 5 deletions
@@ -10,8 +10,9 @@ **********************************************************************/ -#ifndef SIG_H -#define SIG_H +#ifndef RUBYSIG_H +#define RUBYSIG_H +#include <errno.h> #ifdef _WIN32 typedef LONG rb_atomic_t; @@ -24,7 +25,6 @@ typedef LONG rb_atomic_t; /* Windows doesn't allow interrupt while system calls */ # define TRAP_BEG do {\ int saved_errno = 0;\ - extern int errno;\ rb_atomic_t trap_immediate = ATOMIC_SET(rb_trap_immediate, 1) # define TRAP_END\ ATOMIC_SET(rb_trap_immediate, trap_immediate);\ @@ -46,7 +46,6 @@ typedef int rb_atomic_t; # define ATOMIC_DEC(var) (--(var)) # define TRAP_BEG do {\ - extern int errno;\ int saved_errno = 0;\ int trap_immediate = rb_trap_immediate;\ rb_trap_immediate = 1 @@ -106,4 +105,4 @@ RUBY_EXTERN int rb_thread_tick; } while (0) #endif -#endif +#endif /* ifndef RUBYSIG_H */ |