openldap/include/ac/signal.h

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1998-10-25 09:41:42 +08:00
/* Generic signal.h */
#ifndef _AC_SIGNAL_H
#define _AC_SIGNAL_H
#include <signal.h>
#ifdef HAVE_SIGSET
#define SIGNAL sigset
#else
#define SIGNAL signal
#endif
#if !defined( LDAP_SIGUSR1 ) || !defined( LDAP_SIGUSR2 )
#undef LDAP_SIGUSR1
#undef LDAP_SIGUSR2
# ifndef HAVE_LINUX_THREADS
# define LDAP_SIGUSR1 SIGUSR1
# define LDAP_SIGUSR2 SIGUSR2
# else
/*
LinuxThreads implemented unfortunately uses the only
two signals reserved for user applications. This forces
OpenLDAP to use, hopefullly unused, signals reserved
for other uses.
*/
# if defined( SIGSTKFLT )
# define LDAP_SIGUSR1 SIGSTKFLT
# elif defined ( SIGSYS )
# define LDAP_SIGUSR1 SIGSYS
# endif
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# if defined( SIGUNUSED )
# define LDAP_SIGUSR2 SIGUNUSED
# elif defined ( SIGINFO )
# define LDAP_SIGUSR2 SIGINFO
# elif defined ( SIGEMT )
# define LDAP_SIGUSR2 SIGEMT
# endif
# endif
#endif
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#endif /* _AC_SIGNAL_H */