diff options
Diffstat (limited to 'sysdeps')
| -rw-r--r-- | sysdeps/alpha/elf/Dist | 2 | ||||
| -rw-r--r-- | sysdeps/alpha/elf/crtbegin.S | 91 | ||||
| -rw-r--r-- | sysdeps/alpha/elf/crtend.S | 92 | ||||
| -rw-r--r-- | sysdeps/generic/paths.h | 1 | ||||
| -rw-r--r-- | sysdeps/generic/pty.c | 5 | ||||
| -rw-r--r-- | sysdeps/gnu/utmpbits.h | 34 | ||||
| -rw-r--r-- | sysdeps/mach/hurd/Dist | 2 | ||||
| -rw-r--r-- | sysdeps/mach/hurd/Makefile | 9 | ||||
| -rw-r--r-- | sysdeps/mach/hurd/libc_p-ldscript | 5 | ||||
| -rw-r--r-- | sysdeps/posix/getcwd.c | 5 | ||||
| -rw-r--r-- | sysdeps/stub/getlogin.c | 29 | ||||
| -rw-r--r-- | sysdeps/stub/getlogin_r.c | 28 | ||||
| -rw-r--r-- | sysdeps/unix/getlogin.c | 35 | ||||
| -rw-r--r-- | sysdeps/unix/getlogin_r.c | 37 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/Dist | 1 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/Makefile | 3 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/paths.h | 1 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/sys/serial.h | 110 |
18 files changed, 414 insertions, 76 deletions
diff --git a/sysdeps/alpha/elf/Dist b/sysdeps/alpha/elf/Dist new file mode 100644 index 0000000000..3e7010182b --- /dev/null +++ b/sysdeps/alpha/elf/Dist @@ -0,0 +1,2 @@ +crtbegin.S +crtend.S diff --git a/sysdeps/alpha/elf/crtbegin.S b/sysdeps/alpha/elf/crtbegin.S new file mode 100644 index 0000000000..f75673e35f --- /dev/null +++ b/sysdeps/alpha/elf/crtbegin.S @@ -0,0 +1,91 @@ +/* Copyright (C) 1996 Free Software Foundation, Inc. + Contributed by Richard Henderson (rth@tamu.edu) + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If + not, write to the Free Software Foundation, Inc., + 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + + +/* + * Heads of the constructor/destructor lists. + */ + +/* The __*TOR_LIST__ symbols are not global because when this file is used + in a shared library, we do not want the symbol to fall over to the + application's lists. */ + +.section .ctors,"aw" + + .align 3 +__CTOR_LIST__: + .quad -1 + +.section .dtors,"aw" + + .align 3 +__DTOR_LIST__: + .quad -1 + + +/* + * Fragment of the ELF _fini routine that invokes our dtor cleanup. + */ + +.section .fini,"ax" + + /* Since the bits of the _fini function are spread across many + object files, each potentially with its own GP, we must + assume we need to load ours. Further, our .fini section + can easily be more than 4MB away from our .text bits so we + can't use bsr. */ + + br $gp,1f +1: ldgp $gp,0($gp) + jsr $26,__do_global_dtors_aux + + /* Must match the alignment we got from crti.o else we get + zero-filled holes in our _fini function and thense SIGILL. */ + .align 3 + +/* + * Invoke our destructors in order. + */ + +.text + + .align 3 + .ent __do_global_dtors_aux + +__do_global_dtors_aux: + .frame $sp,16,$26,0 + /* GP already loaded in .fini */ + lda $sp,-16($sp) + stq $9,8($sp) + stq $26,0($sp) + .mask (1<<26)|(1<<9), -16 + .prologue 1 + + lda $9,__DTOR_LIST__ + br 1f +0: jsr $26,($27) +1: ldq $27,8($9) + addq $9,8,$9 + bne $27,0b + + ldq $26,0($sp) + ldq $9,8($sp) + lda $sp,16($sp) + ret + + .end __do_global_dtors_aux diff --git a/sysdeps/alpha/elf/crtend.S b/sysdeps/alpha/elf/crtend.S new file mode 100644 index 0000000000..7f51d81da1 --- /dev/null +++ b/sysdeps/alpha/elf/crtend.S @@ -0,0 +1,92 @@ +/* Copyright (C) 1996 Free Software Foundation, Inc. + Contributed by Richard Henderson (rth@tamu.edu) + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If + not, write to the Free Software Foundation, Inc., + 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + + +/* + * Tails of the constructor/destructor lists. + */ + +/* The __*TOR_END__ symbols are not global because when this file is used + in a shared library, we do not want the symbol to fall over to the + application's lists. */ + +.section .ctors,"aw" + + .align 3 +__CTOR_END__: + .quad 0 + +.section .dtors,"aw" + + .align 3 +__DTOR_END__: + .quad 0 + + +/* + * Fragment of the ELF _init routine that invokes our ctor startup + */ + +.section .init,"ax" + + /* Since the bits of the _init function are spread across many + object files, each potentially with its own GP, we must + assume we need to load ours. Further, our .init section + can easily be more than 4MB away from our .text bits so we + can't use bsr. */ + + br $gp,1f +1: ldgp $gp,0($gp) + jsr $26,__do_global_ctors_aux + + /* Must match the alignment we got from crti.o else we get + zero-filled holes in our _init function and thense SIGILL. */ + .align 3 + +/* + * Invoke our destructors in order. + */ + +.text + + .align 3 + .ent __do_global_ctors_aux + +__do_global_ctors_aux: + .frame $sp,16,$26,0 + /* GP already loaded in .init. */ + lda $sp,-16($sp) + stq $9,8($sp) + stq $26,0($sp) + .mask (1<<26)|(1<<9), -16 + .prologue 1 + + lda $9,__CTOR_END__ + br 1f +0: jsr $26,($27) +1: ldq $27,-8($9) + subq $9,8,$9 + not $27,$0 + bne $0,0b + + ldq $26,0($sp) + ldq $9,8($sp) + lda $sp,16($sp) + ret + + .end __do_global_ctors_aux diff --git a/sysdeps/generic/paths.h b/sysdeps/generic/paths.h index a2ff426753..e5f34014a8 100644 --- a/sysdeps/generic/paths.h +++ b/sysdeps/generic/paths.h @@ -62,6 +62,7 @@ #define _PATH_TTY "/dev/tty" #define _PATH_UNIX "/vmunix" #define _PATH_UTMP "/var/run/utmp" +#define _PATH_UTMP_DB "/var/run/utmp.db" #define _PATH_VI "/usr/bin/vi" #define _PATH_WTMP "/var/log/wtmp" diff --git a/sysdeps/generic/pty.c b/sysdeps/generic/pty.c index 8df8aba4ba..660602b25a 100644 --- a/sysdeps/generic/pty.c +++ b/sysdeps/generic/pty.c @@ -59,9 +59,12 @@ openpty(amaster, aslave, name, termp, winp) static char line[] = "/dev/ptyXX"; register const char *cp1, *cp2; register int master, slave, ttygid; + size_t buflen = sysconf (_SC_GETGR_R_SIZE_MAX); + char buffer[buflen]; + struct group grbuffer; struct group *gr; - if ((gr = getgrnam("tty")) != NULL) + if (getgrnam_r("tty", &grbuffer, buffer, buflen, &gr) >= 0) ttygid = gr->gr_gid; else ttygid = -1; diff --git a/sysdeps/gnu/utmpbits.h b/sysdeps/gnu/utmpbits.h index 37e4fb9acc..5bb230b243 100644 --- a/sysdeps/gnu/utmpbits.h +++ b/sysdeps/gnu/utmpbits.h @@ -52,6 +52,31 @@ struct lastlog char ll_host[UT_HOSTSIZE]; }; + +/* Which program created the record. */ +enum utlogin +{ + unknown, + X, + local, + rlogin, + telnet, + rsh, + ftp, + screen, + splitvt, + xterm + /* More could be added here. */ +}; + + +struct exit_status +{ + short int e_termination; /* Process termination status. */ + short int e_exit; /* Process exit status. */ +}; + + struct utmp { short int ut_type; /* Type of login. */ @@ -61,11 +86,14 @@ struct utmp char ut_user[UT_NAMESIZE]; /* Username (not NUL terminated). */ #define ut_name ut_user /* Compatible field name for same. */ char ut_host[UT_HOSTSIZE]; /* Hostname for remote login. */ - int ut_exit; /* Process termination/exit status. */ + struct exit_status ut_exit; /* The exit status of a process marked + as DEAD_PROCESS. */ long ut_session; /* Session ID, used for windowing. */ struct timeval ut_tv; /* Time entry was made. */ - int32_t ut_addr; /* Internet address of remote host. */ - char pad[32]; /* Reserved for future use. */ + int32_t ut_addr[4]; /* Internet address of remote host. */ + enum utlogin ut_login; /* To store information about source. */ + short int ut_syslen; /* Significant length of ut_host. */ + char pad[14]; /* Reserved for future use. */ }; #define ut_time ut_tv.tv_sec /* Backwards compatibility. */ diff --git a/sysdeps/mach/hurd/Dist b/sysdeps/mach/hurd/Dist index 986efc4e2d..62fe4d96c6 100644 --- a/sysdeps/mach/hurd/Dist +++ b/sysdeps/mach/hurd/Dist @@ -1,3 +1,3 @@ errnos.awk err_hurd.sub libc-ldscript - +libc_p-ldscript diff --git a/sysdeps/mach/hurd/Makefile b/sysdeps/mach/hurd/Makefile index 74ceb2e6e1..eb3dc01252 100644 --- a/sysdeps/mach/hurd/Makefile +++ b/sysdeps/mach/hurd/Makefile @@ -98,17 +98,20 @@ common-generated += errnos.d stamp-errnos libc-name = crt ifeq (,$(subdir)) -install-others += $(libdir)/libc.a +install-others += $(libdir)/libc.a $(libdir)/libc_p.a $(libdir)/libc.a: $(hurd)/libc-ldscript; $(do-install) +$(libdir)/libc_p.a: $(hurd)/libc_p-ldscript; $(do-install) endif -# For the shared library, we don't need to do the linker script machination. -# Instead, we specify the required libraries when building the shared object. +# Make sure these are used to build the libc.so shared object too. rpcuserlibs := $(common-objpfx)mach/libmachuser.so \ $(common-objpfx)hurd/libhurduser.so $(common-objpfx)libc.so: $(rpcuserlibs) rpath-link := $(rpath-link):$(common-objpfx)mach:$(common-objpfx)hurd +# And get them into the libc.so ldscript. +$(libdir)/libc.so: $(rpcuserlibs) + # The RPC stubs from these libraries are needed in building the dynamic # linker, too. It must be self-contained, so we link the needed PIC # objects directly into the shared object. diff --git a/sysdeps/mach/hurd/libc_p-ldscript b/sysdeps/mach/hurd/libc_p-ldscript new file mode 100644 index 0000000000..d809998a1f --- /dev/null +++ b/sysdeps/mach/hurd/libc_p-ldscript @@ -0,0 +1,5 @@ +/* This linker script is installed as /lib/libc_p.a. + It makes -lc_p become just like -( -lcrt_p -lmachuser_p -lhurduser_p -). + */ + +GROUP ( libcrt_p.a libmachuser_p.a libhurduser_p.a ) diff --git a/sysdeps/posix/getcwd.c b/sysdeps/posix/getcwd.c index 825599f370..5f3f628fb5 100644 --- a/sysdeps/posix/getcwd.c +++ b/sysdeps/posix/getcwd.c @@ -344,8 +344,11 @@ __getcwd (buf, size) __set_errno (ENOMEM);/* closedir might have changed it.*/ return NULL; } - pathp = &buf[pathp - path]; + pathp = &buf[pathp - path + size / 2]; path = buf; + /* Move current contents up to the end of the buffer. + This is guaranteed to be non-overlapping. */ + memcpy (pathp, pathp - size / 2, path + size - pathp); } } pathp -= namlen; diff --git a/sysdeps/stub/getlogin.c b/sysdeps/stub/getlogin.c index 484c159855..34acbc38a9 100644 --- a/sysdeps/stub/getlogin.c +++ b/sysdeps/stub/getlogin.c @@ -1,20 +1,20 @@ /* Copyright (C) 1991, 1995, 1996 Free Software Foundation, Inc. -This file is part of the GNU C Library. + This file is part of the GNU C Library. -The GNU C Library is free software; you can redistribute it and/or -modify it under the terms of the GNU Library General Public License as -published by the Free Software Foundation; either version 2 of the -License, or (at your option) any later version. + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. -The GNU C Library is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -Library General Public License for more details. + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. -You should have received a copy of the GNU Library General Public -License along with the GNU C Library; see the file COPYING.LIB. If -not, write to the Free Software Foundation, Inc., 675 Mass Ave, -Cambridge, MA 02139, USA. */ + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ #include <stddef.h> #include <errno.h> @@ -23,11 +23,10 @@ Cambridge, MA 02139, USA. */ /* Return the login name of the user, or NULL if it can't be determined. The returned pointer, if not NULL, is good only until the next call. */ char * -getlogin () +getlogin (void) { __set_errno (ENOSYS); return NULL; } - stub_warning (getlogin) diff --git a/sysdeps/stub/getlogin_r.c b/sysdeps/stub/getlogin_r.c index fa9bb75d41..d811818096 100644 --- a/sysdeps/stub/getlogin_r.c +++ b/sysdeps/stub/getlogin_r.c @@ -1,21 +1,21 @@ /* Reentrant function to return the current login name. Stub version. -Copyright (C) 1996 Free Software Foundation, Inc. -This file is part of the GNU C Library. + Copyright (C) 1996 Free Software Foundation, Inc. + This file is part of the GNU C Library. -The GNU C Library is free software; you can redistribute it and/or -modify it under the terms of the GNU Library General Public License as -published by the Free Software Foundation; either version 2 of the -License, or (at your option) any later version. + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. -The GNU C Library is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -Library General Public License for more details. + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. -You should have received a copy of the GNU Library General Public -License along with the GNU C Library; see the file COPYING.LIB. If -not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, -Boston, MA 02111-1307, USA. */ + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ #include <errno.h> #include <unistd.h> diff --git a/sysdeps/unix/getlogin.c b/sysdeps/unix/getlogin.c index ef985f2d2f..6e8a9a2a87 100644 --- a/sysdeps/unix/getlogin.c +++ b/sysdeps/unix/getlogin.c @@ -1,20 +1,20 @@ /* Copyright (C) 1991, 1992, 1996 Free Software Foundation, Inc. -This file is part of the GNU C Library. + This file is part of the GNU C Library. -The GNU C Library is free software; you can redistribute it and/or -modify it under the terms of the GNU Library General Public License as -published by the Free Software Foundation; either version 2 of the -License, or (at your option) any later version. + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. -The GNU C Library is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -Library General Public License for more details. + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. -You should have received a copy of the GNU Library General Public -License along with the GNU C Library; see the file COPYING.LIB. If -not, write to the Free Software Foundation, Inc., 675 Mass Ave, -Cambridge, MA 02139, USA. */ + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ #include <errno.h> #include <unistd.h> @@ -34,9 +34,8 @@ getlogin (void) char tty_pathname[2 + 2 * NAME_MAX]; char *real_tty_path = tty_pathname; char *result = NULL; - struct utmp_data utmp_data = { ut_fd: -1 }; static char name[UT_NAMESIZE + 1]; - struct utmp *ut, line; + struct utmp *ut, line, buffer; /* Get name of tty connected to fd 0. Return NULL if not a tty or if fd 0 isn't open. Note that a lot of documentation says that @@ -52,9 +51,9 @@ getlogin (void) real_tty_path += 5; /* Remove "/dev/". */ - __setutent_r (&utmp_data); + __setutent (); strncpy (line.ut_line, real_tty_path, sizeof line.ut_line); - if (__getutline_r (&line, &ut, &utmp_data) < 0) + if (__getutline_r (&line, &buffer, &ut) < 0) { if (errno == ESRCH) /* The caller expects ENOENT if nothing is found. */ @@ -68,7 +67,7 @@ getlogin (void) result = name; } - __endutent_r (&utmp_data); + __endutent (); return result; } diff --git a/sysdeps/unix/getlogin_r.c b/sysdeps/unix/getlogin_r.c index aa2c0617e6..868fdbee12 100644 --- a/sysdeps/unix/getlogin_r.c +++ b/sysdeps/unix/getlogin_r.c @@ -1,21 +1,21 @@ /* Reentrant function to return the current login name. Unix version. -Copyright (C) 1991, 1992, 1996 Free Software Foundation, Inc. -This file is part of the GNU C Library. + Copyright (C) 1991, 1992, 1996 Free Software Foundation, Inc. + This file is part of the GNU C Library. -The GNU C Library is free software; you can redistribute it and/or -modify it under the terms of the GNU Library General Public License as -published by the Free Software Foundation; either version 2 of the -License, or (at your option) any later version. + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. -The GNU C Library is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -Library General Public License for more details. + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. -You should have received a copy of the GNU Library General Public -License along with the GNU C Library; see the file COPYING.LIB. If -not, write to the Free Software Foundation, Inc., 675 Mass Ave, -Cambridge, MA 02139, USA. */ + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ #include <errno.h> #include <unistd.h> @@ -38,8 +38,7 @@ getlogin_r (name, name_len) char tty_pathname[2 + 2 * NAME_MAX]; char *real_tty_path = tty_pathname; int result = 0; - struct utmp_data utmp_data; - struct utmp *ut, line; + struct utmp *ut, line, buffer; { int err; @@ -60,9 +59,9 @@ getlogin_r (name, name_len) real_tty_path += 5; /* Remove "/dev/". */ - setutent_r (&utmp_data); + __setutent (); strncpy (line.ut_line, real_tty_path, sizeof line.ut_line); - if (getutline_r (&line, &ut, &utmp_data) < 0) + if (__getutline_r (&line, &buffer, &ut) < 0) { if (errno == ESRCH) /* The caller expects ENOENT if nothing is found. */ @@ -85,7 +84,7 @@ getlogin_r (name, name_len) result = 0; } } - endutent_r (&utmp_data); + __endutent (); return result; } diff --git a/sysdeps/unix/sysv/linux/Dist b/sysdeps/unix/sysv/linux/Dist index ce55ab2d25..e1a89711e2 100644 --- a/sysdeps/unix/sysv/linux/Dist +++ b/sysdeps/unix/sysv/linux/Dist @@ -20,6 +20,7 @@ sys/mount.h sys/mtio.h sys/procfs.h sys/quota.h +sys/serial.h sys/socketcall.h sys/soundcard.h sys/sysctl.h diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile index fcfb76c08f..69c207a575 100644 --- a/sysdeps/unix/sysv/linux/Makefile +++ b/sysdeps/unix/sysv/linux/Makefile @@ -8,7 +8,8 @@ sysdep_routines += sysctl clone sysdep_headers += sys/mount.h sys/acct.h sys/sysctl.h sys/mtio.h \ sys/module.h sys/io.h sys/klog.h sys/kdaemon.h \ sys/user.h syscall-list.h sys/sysmacros.h sys/procfs.h \ - sys/debugreg.h sys/kd.h sys/soundcard.h sys/vt.h + sys/debugreg.h sys/kd.h sys/soundcard.h sys/vt.h \ + sys/serial.h # Generate the list of SYS_* macros for the system calls (__NR_* macros). $(objpfx)syscall-%.h $(objpfx)syscall-%.d: ../sysdeps/unix/sysv/linux/syscall.h diff --git a/sysdeps/unix/sysv/linux/paths.h b/sysdeps/unix/sysv/linux/paths.h index 6751c0d4a9..eaa6aa632f 100644 --- a/sysdeps/unix/sysv/linux/paths.h +++ b/sysdeps/unix/sysv/linux/paths.h @@ -62,6 +62,7 @@ #define _PATH_TTY "/dev/tty" #define _PATH_UNIX "/vmlinux" #define _PATH_UTMP "/var/run/utmp" +#define _PATH_UTMP_DB "/var/run/utmp.db" #define _PATH_VI "/usr/bin/vi" #define _PATH_WTMP "/var/log/wtmp" diff --git a/sysdeps/unix/sysv/linux/sys/serial.h b/sysdeps/unix/sysv/linux/sys/serial.h new file mode 100644 index 0000000000..1844ef6032 --- /dev/null +++ b/sysdeps/unix/sysv/linux/sys/serial.h @@ -0,0 +1,110 @@ +/* Copyright (C) 1996 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#ifndef _SYS_SERIAL_H +#define _SYS_SERIAL_H 1 +/* Defines for PC AT serial port. */ + +/* Serial port addresses and IRQs. */ +#define PORT_0 0x03F8 +#define PORT_1 0x02F8 +#define IRQ_0 0x04 +#define IRQ_1 0x03 + +/* Definitions for INS8250 / 16550 chips. */ + +/* Defined as offsets from the port address (data port). */ +#define DAT 0 /* Receive/transmit data. */ +#define ICR 1 /* Interrupt control register. */ +#define ISR 2 /* Interrupt status register. */ +#define LCR 3 /* Line control register. */ +#define MCR 4 /* Modem control register. */ +#define LSR 5 /* Line status register. */ +#define MSR 6 /* Modem status register. */ +#define DLL 0 /* Divisor latch (lsb). */ +#define DLH 1 /* Divisor latch (msb). */ + + +/* ICR. */ +#define RIEN 0x01 /* Enable receiver interrupt. */ +#define TIEN 0x02 /* Enable transmitter interrupt. */ +#define SIEN 0x04 /* Enable receiver line status interrupt. */ +#define MIEN 0x08 /* Enable modem status interrupt. */ + + +/* ISR */ +#define FFTMOUT 0x0c /* Fifo rcvr timeout. */ +#define RSTATUS 0x06 /* Change in receiver line status. */ +#define RxRDY 0x04 /* Receiver data available. */ +#define TxRDY 0x02 /* Transmitter holding register empty. */ +#define MSTATUS 0x00 /* Change in modem status. */ + + +/* LCR 3 + Number of data bits per received/transmitted character. */ +#define RXLEN 0x03 +#define STOP1 0x00 +#define STOP2 0x04 +#define PAREN 0x08 +#define PAREVN 0x10 +#define PARMARK 0x20 +#define SNDBRK 0x40 +#define DLAB 0x80 + +/* Baud rate definitions. */ +#define ASY9600 12 + +/* Definitions for character length (data bits) in RXLEN field. */ +#define BITS5 0x00 +#define BITS6 0x01 +#define BITS7 0x02 +#define BITS8 0x03 + +/* MCR. */ +#define DTR 0x01 /* Bring up DTR. */ +#define RTS 0x02 /* Bring up RTS. */ +#define OUT1 0x04 +#define OUT2 0x08 +#define LOOP 0x10 /* Put chip into loopback state. */ + + +/* LSR */ +#define RCA 0x01 /* Receive char available. */ +#define OVRRUN 0x02 /* Receive overrun. */ +#define PARERR 0x04 /* Parity error. */ +#define FRMERR 0x08 /* Framing/CRC error. */ +#define BRKDET 0x10 /* Break detected (null char + frame error). */ +#define XHRE 0x20 /* Transmit holding register empty. */ +#define XSRE 0x40 /* Transmit shift register empty. */ + + +/* MSR */ +#define DCTS 0x01 /* CTS has changed state. */ +#define DDSR 0x02 /* DSR has changed state. */ +#define DRI 0x04 /* RI has changed state. */ +#define DDCD 0x08 /* DCD has changed state. */ +#define CTS 0x10 /* State of CTS. */ +#define DSR 0x20 /* State of DSR. */ +#define RI 0x40 /* State of RI. */ +#define DCD 0x80 /* State of DCD. */ + + +#define DELTAS(x) ((x) & (DCTS | DDSR | DRI | DDCD)) +#define STATES(x) ((x) (CTS | DSR | RI | DCD)) + +#endif /* sys/serial.h */ |