diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/hppa/bits')
| -rw-r--r-- | sysdeps/unix/sysv/linux/hppa/bits/signum.h | 110 |
1 files changed, 48 insertions, 62 deletions
diff --git a/sysdeps/unix/sysv/linux/hppa/bits/signum.h b/sysdeps/unix/sysv/linux/hppa/bits/signum.h index 20c0b60..5f54d1c 100644 --- a/sysdeps/unix/sysv/linux/hppa/bits/signum.h +++ b/sysdeps/unix/sysv/linux/hppa/bits/signum.h @@ -16,74 +16,60 @@ License along with the GNU C Library. If not, see <http://www.gnu.org/licenses/>. */ -#ifdef _SIGNAL_H +#ifndef _BITS_SIGNUM_H +#define _BITS_SIGNUM_H 1 -/* Fake signal functions. */ -#define SIG_ERR ((__sighandler_t) -1) /* Error return. */ -#define SIG_DFL ((__sighandler_t) 0) /* Default action. */ -#define SIG_IGN ((__sighandler_t) 1) /* Ignore signal. */ - -#ifdef __USE_XOPEN -# define SIG_HOLD ((__sighandler_t) 2) /* Add signal to hold mask. */ +#ifndef _SIGNAL_H +#error "Never include <bits/signum.h> directly; use <signal.h> instead." #endif +#include <bits/signum-generic.h> -/* Signals. */ -#define SIGHUP 1 /* Hangup (POSIX). */ -#define SIGINT 2 /* Interrupt (ANSI). */ -#define SIGQUIT 3 /* Quit (POSIX). */ -#define SIGILL 4 /* Illegal instruction (ANSI). */ -#define SIGTRAP 5 /* Trace trap (POSIX). */ -#define SIGABRT 6 /* Abort (ANSI). */ -#define SIGIOT 6 /* IOT trap (4.2 BSD). */ -#define SIGSTKFLT 7 /* Stack fault. */ -#define SIGFPE 8 /* Floating-point exception (ANSI). */ -#define SIGKILL 9 /* Kill, unblockable (POSIX). */ -#define SIGBUS 10 /* BUS error (4.2 BSD). */ -#define SIGSEGV 11 /* Segmentation violation (ANSI). */ -#define SIGXCPU 12 /* CPU limit exceeded (4.2 BSD). */ -#define SIGPIPE 13 /* Broken pipe (POSIX). */ -#define SIGALRM 14 /* Alarm clock (POSIX). */ -#define SIGTERM 15 /* Termination (ANSI). */ -#define SIGUSR1 16 /* User-defined signal 1 (POSIX). */ -#define SIGUSR2 17 /* User-defined signal 2 (POSIX). */ -#define SIGCLD SIGCHLD /* Same as SIGCHLD (System V). */ -#define SIGCHLD 18 /* Child status has changed (POSIX). */ -#define SIGPWR 19 /* Power failure restart (System V). */ -#define SIGVTALRM 20 /* Virtual alarm clock (4.2 BSD). */ -#define SIGPROF 21 /* Profiling alarm clock (4.2 BSD). */ -#define SIGPOLL SIGIO /* Pollable event occurred (System V). */ -#define SIGIO 22 /* I/O now possible (4.2 BSD). */ -#define SIGWINCH 23 /* Window size change (4.3 BSD, Sun). */ -#define SIGSTOP 24 /* Stop, unblockable (POSIX). */ -#define SIGTSTP 25 /* Keyboard stop (POSIX). */ -#define SIGCONT 26 /* Continue (POSIX). */ -#define SIGTTIN 27 /* Background read from tty (POSIX). */ -#define SIGTTOU 28 /* Background write to tty (POSIX). */ -#define SIGURG 29 /* Urgent condition on socket (4.2 BSD). */ -#define SIGXFSZ 30 /* File size limit exceeded (4.2 BSD). */ -#define SIGSYS 31 /* Bad system call. */ -#define SIGUNUSED 31 +/* Adjustments and additions to the signal number constants for + Linux/HPPA. These values were originally chosen for HP/UX + compatibility, but were renumbered as of kernel 3.17 and glibc 2.21 + to accommodate software (notably systemd) that assumed at least 29 + real-time signal numbers would be available. SIGEMT and SIGLOST + were removed, and the values of SIGSTKFLT, SIGXCPU, XIGXFSZ, and + SIGSYS were changed, enabling __SIGRTMIN to be 32. */ -#define _NSIG 65 /* Biggest signal number + 1 - (including real-time signals). */ +#define SIGSTKFLT 7 /* Stack fault (obsolete). */ +#define SIGPWR 19 /* Power failure imminent. */ -#define SIGRTMIN (__libc_current_sigrtmin ()) -#define SIGRTMAX (__libc_current_sigrtmax ()) +#undef SIGXCPU +#define SIGXCPU 12 +#undef SIGUSR1 +#define SIGUSR1 16 +#undef SIGUSR2 +#define SIGUSR2 17 +#undef SIGCHLD +#define SIGCHLD 18 +#undef SIGVTALRM +#define SIGVTALRM 20 +#undef SIGPROF +#define SIGPROF 21 +#undef SIGPOLL +#define SIGPOLL 22 +#undef SIGWINCH +#define SIGWINCH 23 +#undef SIGSTOP +#define SIGSTOP 24 +#undef SIGTSTP +#define SIGTSTP 25 +#undef SIGCONT +#define SIGCONT 26 +#undef SIGTTIN +#define SIGTTIN 27 +#undef SIGTTOU +#define SIGTTOU 28 +#undef SIGURG +#define SIGURG 29 +#undef SIGXFSZ +#define SIGXFSZ 30 +#undef SIGSYS +#define SIGSYS 31 -/* These are the hard limits of the kernel. These values should not be - used directly at user level. */ -/* In the Linux kernel version 3.17, and glibc 2.21, the signal numbers - were rearranged in order to make hppa like every other arch. Previously - we started __SIGRTMIN at 37, and that meant several pieces of important - software, including systemd, would fail to build. To support systemd we - removed SIGEMT and SIGLOST, and rearranged the others according to - expected values. This is technically an ABI incompatible change, but - because zero applications use SIGSTKFLT, SIGXCPU, SIGXFSZ and SIGSYS - nothing broke. Nothing uses SIGEMT and SIGLOST, and they were present - for HPUX compatibility which is no longer supported. Thus because - nothing breaks we don't do any compatibility work here. */ -#define __SIGRTMIN 32 /* Kernel > 3.17. */ -#define __SIGRTMAX (_NSIG - 1) +#undef __SIGRTMAX +#define __SIGRTMAX 64 #endif /* <signal.h> included. */ |