diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux')
| -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/gethostid.c | 54 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/sys/serial.h | 110 |
4 files changed, 35 insertions, 133 deletions
diff --git a/sysdeps/unix/sysv/linux/Dist b/sysdeps/unix/sysv/linux/Dist index 3f7d1235e5..0adc370632 100644 --- a/sysdeps/unix/sysv/linux/Dist +++ b/sysdeps/unix/sysv/linux/Dist @@ -21,7 +21,6 @@ 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 9e6bd65bd1..c7cf1f9570 100644 --- a/sysdeps/unix/sysv/linux/Makefile +++ b/sysdeps/unix/sysv/linux/Makefile @@ -10,8 +10,7 @@ sysdep_routines += sysctl clone llseek 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/serial.h + sys/debugreg.h sys/kd.h sys/soundcard.h sys/vt.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/gethostid.c b/sysdeps/unix/sysv/linux/gethostid.c index ca2669d3e6..b313ab3409 100644 --- a/sysdeps/unix/sysv/linux/gethostid.c +++ b/sysdeps/unix/sysv/linux/gethostid.c @@ -1,20 +1,21 @@ /* Copyright (C) 1995, 1996 Free Software Foundation, Inc. -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. */ - + 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. */ + +#include <alloca.h> #include <errno.h> #include <fcntl.h> #include <unistd.h> @@ -58,9 +59,12 @@ long int gethostid () { char hostname[MAXHOSTNAMELEN + 1]; - struct hostent *hp; - unsigned long id; + size_t buflen; + char *buffer; + struct hostent hostbuf, *hp; + unsigned long int id; struct in_addr in; + int herr; int fd; /* First try to get the ID from a former invocation of sethostid. */ @@ -81,10 +85,20 @@ gethostid () /* This also fails. Return and arbitrary value. */ return 0; + buflen = 1024; + buffer = __alloca (buflen); + /* To get the IP address we need to know the host name. */ - hp = gethostbyname (hostname); - if (hp == NULL) - return 0; + while (__gethostbyname_r (hostname, &hostbuf, buffer, buflen, &hp, &herr) + < 0) + if (herr != NETDB_INTERNAL || errno != ERANGE) + return 0; + else + { + /* Enlarge buffer. */ + buflen *= 2; + buffer = __alloca (buflen); + } in.s_addr = 0; memcpy (&in, hp->h_addr, diff --git a/sysdeps/unix/sysv/linux/sys/serial.h b/sysdeps/unix/sysv/linux/sys/serial.h deleted file mode 100644 index 1844ef6032..0000000000 --- a/sysdeps/unix/sysv/linux/sys/serial.h +++ /dev/null @@ -1,110 +0,0 @@ -/* 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 */ |