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Diffstat (limited to 'ACE/ace/OS_NS_sys_wait.h')
-rw-r--r-- | ACE/ace/OS_NS_sys_wait.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/ACE/ace/OS_NS_sys_wait.h b/ACE/ace/OS_NS_sys_wait.h new file mode 100644 index 00000000000..5604516463b --- /dev/null +++ b/ACE/ace/OS_NS_sys_wait.h @@ -0,0 +1,87 @@ +// -*- C++ -*- + +//============================================================================= +/** + * @file OS_NS_sys_wait.h + * + * $Id$ + * + * @author Douglas C. Schmidt <schmidt@cs.wustl.edu> + * @author Jesper S. M|ller<stophph@diku.dk> + * @author and a cast of thousands... + * + * Originally in OS.h. + */ +//============================================================================= + +#ifndef ACE_OS_NS_SYS_WAIT_H +# define ACE_OS_NS_SYS_WAIT_H + +# include /**/ "ace/pre.h" + +# include "ace/config-all.h" + +# if !defined (ACE_LACKS_PRAGMA_ONCE) +# pragma once +# endif /* ACE_LACKS_PRAGMA_ONCE */ + +#include "ace/os_include/sys/os_wait.h" +#include "ace/ACE_export.h" + +#if defined (ACE_EXPORT_MACRO) +# undef ACE_EXPORT_MACRO +#endif +#define ACE_EXPORT_MACRO ACE_Export + +ACE_BEGIN_VERSIONED_NAMESPACE_DECL + +namespace ACE_OS +{ + + /// Calls OS @c ::wait function, so it's only portable to UNIX/POSIX + /// platforms. + ACE_NAMESPACE_INLINE_FUNCTION + pid_t wait (int * = 0); + + /** + * Calls @c ::WaitForSingleObject on Win32 and ACE::waitpid () + * otherwise. Returns the passed in @a pid_t on success and -1 on + * failure. + * On Win32, @a pid is ignored if the @a handle is not equal to 0. + * Passing the process @a handle is prefer on Win32 because using + * @a pid to wait on the project doesn't always work correctly + * if the waited process has already terminated. + */ + ACE_NAMESPACE_INLINE_FUNCTION + pid_t wait (pid_t pid, + ACE_exitcode *status, + int wait_options = 0, + ACE_HANDLE handle = 0); + + /** + * Calls @c ::waitpid on UNIX/POSIX platforms Does not work on Vxworks 5.5.x. + * On Win32, @a pid is ignored if the @a handle is not equal to 0. + * Passing the process @a handle is prefer on Win32 because using + * @a pid to wait on the project doesn't always work correctly + * if the waited process has already terminated. + */ + ACE_NAMESPACE_INLINE_FUNCTION + pid_t waitpid (pid_t pid, + ACE_exitcode *status = 0, + int wait_options = 0, + ACE_HANDLE handle = 0); + +} /* namespace ACE_OS */ + +ACE_END_VERSIONED_NAMESPACE_DECL + +# if defined (ACE_HAS_INLINED_OSCALLS) +# if defined (ACE_INLINE) +# undef ACE_INLINE +# endif /* ACE_INLINE */ +# define ACE_INLINE inline +# include "ace/OS_NS_sys_wait.inl" +# endif /* ACE_HAS_INLINED_OSCALLS */ + +# include /**/ "ace/post.h" +#endif /* ACE_OS_NS_SYS_WAIT_H */ |