diff options
Diffstat (limited to 'pico/osdep/signals.h')
| -rw-r--r-- | pico/osdep/signals.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/pico/osdep/signals.h b/pico/osdep/signals.h new file mode 100644 index 00000000..2ea33cc4 --- /dev/null +++ b/pico/osdep/signals.h @@ -0,0 +1,62 @@ +/* + * $Id: signals.h 761 2007-10-23 22:35:18Z hubert@u.washington.edu $ + * + * ======================================================================== + * Copyright 2006 University of Washington + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * ======================================================================== + */ + + +#ifndef PICO_OSDEP_SIGNALS_INCLUDED +#define PICO_OSDEP_SIGNALS_INCLUDED + + +/* + * [Re]Define signal functions as needed... + */ +#ifdef POSIX_SIGNALS +/* + * Redefine signal call to our wrapper of POSIX sigaction + */ +#define signal(SIG,ACT) posix_signal(SIG,ACT) +#define our_sigunblock(SIG) posix_sigunblock(SIG) +#else /* !POSIX_SIGNALS */ +#ifdef SYSV_SIGNALS +/* + * Redefine signal calls to SYSV style call. + */ +#define signal(SIG,ACT) sigset(SIG,ACT) +#define our_sigunblock(SIG) sigrelse(SIG) +#else /* !SYSV_SIGNALS */ +#ifdef _WINDOWS +#define our_sigunblock(SIG) +#else /* !_WINDOWS */ +/* + * Good ol' BSD signals. + */ +#define our_sigunblock(SIG) +#endif /* !_WINDOWS */ +#endif /* !SYSV_SIGNALS */ +#endif /* !POSIX_SIGNALS */ + + + +/* exported prototypes */ +void picosigs(void); +#if defined(SIGWINCH) && defined(TIOCGWINSZ) +RETSIGTYPE winch_handler(int); +#endif + +#ifdef POSIX_SIGNALS +void (*posix_signal(int, RETSIGTYPE (*)()))(int); +int posix_sigunblock(int); +#endif + +#endif /* PICO_OSDEP_SIGNALS_INCLUDED */ |