From 377a515b4ce100dc119db09a7bc1d7628136993a Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Tue, 4 Mar 1997 05:53:28 +0000 Subject: update from main archive 970304 1997-03-04 04:31 Ulrich Drepper * Makerules: Add rules to handle versioning. * config.h.in (DO_VERSIONING): New macro. * config.make.in (versioning): New variable. * configure.in: Add checks for .symver directive in gas and --version-script option to ld. Define DO_VERSIONING and versioning if appropriate. * math/Makefile (routines): Add s_signbit, s_fpclassify, s_fmax, s_fmin, and s_fdim. * math/math.h: Define ISO C 9X constants, macros and functions. * math/mathcalls.h: Likewise. * sysdeps/libm-ieee754/s_fdim.c: New file. * sysdeps/libm-ieee754/s_fdimf.c: New file. * sysdeps/libm-ieee754/s_fdiml.c: New file. * sysdeps/libm-ieee754/s_fmax.c: New file. * sysdeps/libm-ieee754/s_fmaxf.c: New file. * sysdeps/libm-ieee754/s_fmaxl.c: New file. * sysdeps/libm-ieee754/s_fmin.c: New file. * sysdeps/libm-ieee754/s_fminf.c: New file. * sysdeps/libm-ieee754/s_fminl.c: New file. * sysdeps/libm-ieee754/s_fpclassify.c: New file. * sysdeps/libm-ieee754/s_fpclassifyf.c: New file. * sysdeps/libm-ieee754/s_fpclassifyl.c: New file. * sysdeps/libm-ieee754/s_signbit.c: New file. * sysdeps/libm-ieee754/s_signbitf.c: New file. * sysdeps/libm-ieee754/s_signbitl.c: New file. * stdio-common/printf_fphex.c: Correct printing of decimal point character. Simplify conversion of mantissa to string. * stdio-common/vfscanf.c: Handle %A format. Optimize termination of floating-point scanning. * stdio-common/tstscanf.c (main): Add new test to scanf to test scanning float values with given width. * stdlib/strtod.c: Add handling of floating-point numbers in hexadecimal notation. * stdlib/stdlib.h: Use __USE_ISOC9X feature macro for new long long functions. Pretty print #if directives. * string/string.h: Pretty print #if directives. * sysdeps/ieee754/dbl2mpn.c: Update copyright. * sysdeps/ieee754/ldbl2mpn.c: Likewise. * sysdeps/ieee754/mpn2dbl.c: Likewise. * sysdeps/ieee754/mpn2flt.c: Likewise. * sysdeps/ieee754/mpn2ldbl.c: Likewise. * sysdeps/unix/sysv/linux/poll.c: Implement poll function by falling back to select-based implementation if syscall isn't available. * sysdeps/unix/sysv/linux/syscalls.list: Add s_poll. * time/leapseconds: Update from tzdata1997b. * time/zic.c: Update from tzcode1997b. 1997-03-01 15:08 Andreas Schwab * time/Makefile $(tzfiles:%=$(objpfx)z.%): Remove unneeded depedencies between installed $(tzlinks) and $(tzbases) files. 1997-03-01 14:27 Andreas Schwab * math/math.h: Make compatible with traditional preprocessor; requires carefull placement of whitespace in macro arguments. Use __CONCAT instead of ##. Declare long double functions only if __STDC__ or __GNUC__. * math/mathcall.h: Avoid whitespace before argument of macro call that is used as function name. * sysdeps/m68k/fpu/__math.h: Use __CONCAT instead of ##. (__m81_u, __m81_inline): Depend on __LIBC_M81_MATH_INLINES instead of __NO_M81_MATH_INLINES. [!__LIBC_M81_MATH_INLINES]: Don't define internal functions starting with __ieee754. [!__NO_MATH_INLINES && __OPTIMIZE__]: Define user visible functions as inlines. (__m81_defun): Put __attribute__ between return type and function name. * math/math.h: Include <__math.h> also if __LIBC_M81_MATH_INLINES is defined. * sysdeps/m68k/fpu/e_acos.c: Define __LIBC_M81_MATH_INLINES instead of __NO_M81_MATH_INLINES. * sysdeps/m68k/fpu/e_fmod.c: Likewise. * sysdeps/m68k/fpu/k_cos.c: Likewise. * sysdeps/m68k/fpu/k_sin.c: Likewise. * sysdeps/m68k/fpu/k_tan.c: Likewise. * sysdeps/m68k/fpu/s_atan.c: Likewise. De-ANSI-declify. * sysdeps/m68k/fpu/s_frexp.c: Likewise. * sysdeps/m68k/fpu/s_ilogb.c: Likewise. * sysdeps/m68k/fpu/s_isinf.c: Likewise. * sysdeps/m68k/fpu/s_modf.c: Likewise. * sysdeps/m68k/fpu/s_scalbn.c: Likewise. 1997-02-27 21:51 Andreas Schwab * Makefile (tests): Cope with $PATH not including the current directory. 1997-02-27 18:04 Andreas Schwab * sysdeps/unix/Makefile ($(common-objpfx)mk-local_lim): Use $(common-objdir-compile). ($(common-objpfx)make-ioctls): Likewise. (mk-local_lim-CFLAGS): Set this instead of local_lim-CFLAGS. ($(common-objpfx)sys/param.h): Use $(make-target-directory). ($(addprefix $(common-objpfx),$(sys/param.h-includes))): Likewise. ($(common-objpfx)sys/syscall.h): Likewise. ($(common-objpfx)local_lim.h): Let make deal with command failure. ($(common-objpfx)param.h.dep): Use temporary file and update target atomically. ($(common-objpfx)errnos): Avoid the Useless Use of cat Award. (include $(common-objpfx)param.h.dep): Ignore error. * sysdeps/posix/Makefile ($(common-objpfx)mk-stdiolim): Use $(common-objdir-compile). (mk-stdiolim-CFLAGS): Renamed from cded-objdir-includes, use $(shell pwd) instead of $$cwd. * sysdeps/generic/Makefile ($(common-objpfx)det_endian): Use $(common-objdir-compile). ($(objpfx)make_siglist): Use $(native-compile). (make_siglist-CFLAGS): New variable. * Makerules (ALL_BUILD_CFLAGS): Renamed from BUILD_CFLAGS, leaving the old name for the user to pass additional flags to the host compiler. Fix reference to config header. (native-compile, common-objdir-compile): Rewritten to make more generally usable. * sysdeps/unix/sysv/sysv4/solaris2/Makefile: Set ALL_BUILD_CFLAGS instead of BUILD_CFLAGS. * sysvips/sys/ipc.h: Warn if needed feature select macro are not defined. 1997-02-27 17:11 Andreas Schwab * sunrpc/Makefile ($(objpfx)rpc-proto.d, $(objpfx)rpc-proto.c): New rules to generate dependencies for the RPC service objects. 1997-02-27 16:26 Andreas Schwab * argp/argp-parse.c (parser_finalize): Always set *END_INDEX if supplied. 1997-02-28 03:27 Ulrich Drepper * stdlib/strtod.c (STRTOF): Make sure return value is large enough so that clearing second word is necessary. * sysdeps/unix/sysv/linux/netinet/in_systm.h: Don't use kernel header since it is wrong for 64 bit systems. Patch by a sun . 1997-02-27 10:34:11 Richard Henderson * sysdeps/unix/sysv/linux/alpha/brk.S: Support both the Linux/i386 and OSF/1 style brk syscalls. We may want to change Linux/Alpha for the benefit of running foreign binaries. 1997-03-01 20:21 Miles Bader 1997-02-25 19:42 Miles Bader --- sysdeps/unix/sysv/linux/alpha/brk.S | 17 ++++++---- sysdeps/unix/sysv/linux/netinet/in_systm.h | 42 +++++++++++++++++++++++- sysdeps/unix/sysv/linux/poll.c | 52 ++++++++++++++++++++++++++++++ sysdeps/unix/sysv/linux/syscalls.list | 1 + 4 files changed, 104 insertions(+), 8 deletions(-) (limited to 'sysdeps/unix/sysv/linux') diff --git a/sysdeps/unix/sysv/linux/alpha/brk.S b/sysdeps/unix/sysv/linux/alpha/brk.S index 3d9f6dca5f..f44686b9a4 100644 --- a/sysdeps/unix/sysv/linux/alpha/brk.S +++ b/sysdeps/unix/sysv/linux/alpha/brk.S @@ -1,4 +1,4 @@ -/* Copyright (C) 1993, 1995, 1996 Free Software Foundation, Inc. +/* Copyright (C) 1993, 1995, 1996, 1997 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Brendan Kehoe , 1993. @@ -50,20 +50,23 @@ LEAF(__brk, 0) ldiq v0, __NR_brk call_pal PAL_callsys + /* Be prepared for an OSF-style brk. */ + bne a3, $err1 + beq v0, $ok + /* Correctly handle the brk(0) query case. */ cmoveq a0, v0, a0 - - subq a0, v0, t0 - bne t0, error + xor a0, v0, t0 + bne t0, $err0 /* Update __curbrk and return cleanly. */ - stq a0, __curbrk mov zero, v0 +$ok: stq a0, __curbrk ret /* What a horrible way to die. */ -error: ldi v0, ENOMEM - jmp zero, __syscall_error +$err0: ldi v0, ENOMEM +$err1: jmp zero, __syscall_error END(__brk) diff --git a/sysdeps/unix/sysv/linux/netinet/in_systm.h b/sysdeps/unix/sysv/linux/netinet/in_systm.h index f481c5511a..902fe6ea0e 100644 --- a/sysdeps/unix/sysv/linux/netinet/in_systm.h +++ b/sysdeps/unix/sysv/linux/netinet/in_systm.h @@ -1 +1,41 @@ -#include +/* System specific type definitions for networking code. + Copyright (C) 1997 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 _NETINET_IN_SYSTM_H +#define _NETINET_IN_SYSTM_H 1 + +#include +#include + +__BEGIN_DECLS + +/* + * Network order versions of various data types. Unfortunately, BSD + * assumes specific sizes for shorts (16 bit) and longs (32 bit) which + * don't hold in general. As a consequence, the network order versions + * may not reflect the actual size of the native data types. + */ + +typedef u_int16_t n_short; /* short as received from the net */ +typedef u_int32_t n_long; /* long as received from the net */ +typedef u_int32_t n_time; /* ms since 00:00 GMT, byte rev */ + +__END_DECLS + +#endif /* netinet/in_systm.h */ diff --git a/sysdeps/unix/sysv/linux/poll.c b/sysdeps/unix/sysv/linux/poll.c index 198819970a..337b85005f 100644 --- a/sysdeps/unix/sysv/linux/poll.c +++ b/sysdeps/unix/sysv/linux/poll.c @@ -1 +1,53 @@ +/* Poll system call, with emulation if it is not available. + Copyright (C) 1997 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. */ + +#include +#include + +extern int __syscall_poll __P ((struct pollfd *fds, unsigned int nfds, + int timeout)); +extern int __emulate_poll __P ((struct pollfd *fds, unsigned long int nfds, + int timeout)); + +/* The real implementation. */ +int +poll (fds, nfds, timeout) + struct pollfd *fds; + unsigned long int nfds; + int timeout; +{ + static int must_emulate = 0; + + if (!must_emulate) + { + int retval = __syscall_poll (fds, nfds, timeout); + + if (retval >= 0 || errno != ENOSYS) + return retval; + + must_emulate = 1; + } + + return __emulate_poll (fds, nfds, timeout); +} + + +/* Get the emulation code. */ +#define poll(fds, nfds, timeout) __emulate_poll (fds, nfds, timeout) #include diff --git a/sysdeps/unix/sysv/linux/syscalls.list b/sysdeps/unix/sysv/linux/syscalls.list index 20ac94ae26..867e3bce3e 100644 --- a/sysdeps/unix/sysv/linux/syscalls.list +++ b/sysdeps/unix/sysv/linux/syscalls.list @@ -30,6 +30,7 @@ nanosleep - nanosleep 2 __libc_nanosleep __nanosleep nanosleep pause - pause 0 __libc_pause pause personality init-first personality 1 __personality personality pipe - pipe 1 __pipe pipe +s_poll EXTRA poll 3 __syscall_poll query_module EXTRA query_module 5 query_module s_getdents EXTRA getdents 3 __getdents s_getpriority getpriority getpriority 2 __syscall_getpriority -- cgit 1.4.1