update from main archive 970118 cvs/libc-970119

Sun Jan 19 04:38:20 1997  Ulrich Drepper  <drepper@cygnus.com>

	* config.make.in (have-ksh, KSH): New variables.  Will be filled
	in by configure.
	* configure.in: Add test for ksh like shell (prefer bash).
	* time/Makefile (tests): Depend on install-test-data.
	(distribute): Add simplebackw.
	(generated-dirs): New variable.
	[$(have-ksh)==yes] (install-others): Add iso3166.tab and zone.tab.
	(install-bin): Add tzselect.
	(install-test-data): Install the zoneinfo files which are needed
	for the test case in the build directory.
	(test-tz-ENV): New variable.  Call test-tz program using data in
	build directory.
	* time/simpleback: New file.
	* time/test-tz.c: Pretty print.
	* time/tzfile.c: Use value of environment variable TZDIR as directory
	to look for zone info files.
	don't let search for DST data destroy already found values.
	* time/tzselect.ksh: Use @KSH@ and @TZDIR@ to be substituted when
	installing.
	* time/tzset.c (__tzset_internal): Avoid freeing string twice.
	Set DST zone name to normal zone name if no information is provided.

	* time/mktime.c (mktime): Call __tzset_internal to use current
	value of TZ.

	* Makerules (common-clean): Remove $(generated-dirs) inclusing content.

	* glibcbug.in: Fix several bugs.  Reported by several people.

	* elf/Makefile: Correct dependecies for $(objpfx)ldd.

	* inet/netinet/ip.h: Define IPTOS_LOWCOST and IPTOS_MINCOST.

	* locale/C-time.c: Update copyright.
	* locale/localeinfo.h: Likewise.
	* sysdeps/unix/bsd/bsd4.4/direntry.h: Likewise.

	* locale/programs/ld-time.c (time_finish): Correct message string.
	* locale/programs/linereader.c (lr_token): Use correctly `number'
	not `digit' in message string.

	* stdlib/strtol.c [UNSIGNED]: Don't punt immediately when `-' is
	seen.  Instead return ULONG_MAX and set ERANGE.
	* stdlib/tst-strtol.c: Correct test to reflect above change.

Sun Jan 19 03:22:30 1997  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/linux/sys/mtio.h: Don't use <linux/mtio.h>.
	We must not use <linux/posix_types.h>.

	* sysdeps/unix/sysv/linux/sys/ipc_buf.h: Don't use __kernel_* types
	since we must not use <linux/posix_types.h>.
	* sysdeps/unix/sysv/linux/sys/procfs.h: Likewise.
	* sysdeps/unix/sysv/linux/alpha/sys/ipc_buf.h: New file.  Similar
	to sysdeps/unix/sysv/linux/sys/ipc_buf.h, but use alpha relavent
	types.
	* sysdeps/unix/sysv/linux/alpha/sys/procfs.h: New file.  Similar
	to sysdeps/unix/sysv/linux/sys/procfs.h, but use alpha relavent
	types.

Sun Jan 19 01:48:20 1997  H.J. Lu  <hjl@gnu.ai.mit.edu>

	* sysdeps/libm-i387/e_exp.S: Correct computation of fractional
	part.
	* sysdeps/libm-i387/e_expf.S: Likewise.
	* sysdeps/libm-i387/e_expl.S: Likewise.
	* sysdeps/libm-i387/s_expm1.S: Correct computation of fractional
	part.  Take care of additional value left on stack by fscale.
	* sysdeps/libm-i387/s_expm1f.S: Likewise.
	* sysdeps/libm-i387/s_expm1l.S: Likewise.

Fri Jan 17 17:45:32 1997  Ulrich Drepper  <drepper@cygnus.com>

	* posix/getopt.c: Change all direct usages of `gettext' to `_'.

	* sysdeps/generic/sysd-stdio.c (__stdio_reopen): Add missing
	parameter.
	Reported by Harmanjit Singh <harman@netearth.iitd.ernet.in>.

Thu Jan 16 23:39:25 1997  Ulrich Drepper  <drepper@cygnus.com>

	* stdio-common/Makefile (tests): Add scanf11.
	* stdio-common/scanf11.c: New file.
	* stdio-common/vfscanf.c (__vfscanf): Increment `done' when %n
	was processed and value is not suppressed.
	* stdio-common/bug10.c: Correct test to expect %n increment the
	return value of scanf.
	* stdio-common/scanf1.c: Likewise.
	* stdio-common/scanf3.c: Likewise.
	* stdio-common/scanf10.c: Likewise.
	* stdio-common/tstdiomisc.c: Likewise.

	* time/strptime.c: Add lots of conditional compiling to enable use
	outside glibc.  When used in glibc, make sure C locale format
	strings will always be recognized.

Sat Jan 11 18:53:47 1997  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/unix/sysv/linux/sys/sysmacros.h (major, minor, makedev):
	Fix definitions so that they work with __kernel_dev_t.

Sat Jan 11 14:24:10 1997  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/unix/sysv/linux/kernel_sigaction.h,
	sysdeps/unix/sysv/linux/alpha/kernel_sigaction.h,
	sysdeps/unix/sysv/linux/sigaction.c: New files.
	* sysdeps/unix/sysv/linux/syscalls.list: Add s_sigaction.

Sun Jan 12 15:22:33 1997  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* libc-symbols.h (link_warning): Make sure that the .gnu.warning
	section is not allocated.
	Update and reformat copyright.

Sun Jan 12 12:19:28 1997  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* elf/Makefile ($(objpfx)ldd): Fix depedency list.

Sat Jan 11 15:11:26 1997  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/unix/Makefile ($(common-objpfx)sysd-syscalls): Fix
	command so that it works in subdirectories.

Wed Jan  8 22:07:58 1997  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/unix/sysv/linux/i386/syscalls.list: Add s_getgroups and
	s_setgroups.
	* sysdeps/unix/sysv/linux/m68k/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/i386/getgroups.c,
	sysdeps/unix/sysv/linux/i386/setgroups.c,
	sysdeps/unix/sysv/linux/m68k/getgroups.c,
	sysdeps/unix/sysv/linux/m68k/setgroups.c: New files.

Wed Jan  8 19:42:59 1997  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* Makefile (config.status): Delete bogus rule.
	($(objpfx)glibcbug): Renamed from plain `glibcbug', depend on
	config.status in build directory, fix command to change to build
	directory.
	* Makeconfig ($(common-objpfx)config.status): Depend on version.h.

Thu Jan  9 08:47:54 1997  Andreas Jaeger  <aj@arthur.pfalz.de>

	* glibcbug.in (while): We test for four and not five conditions,
	set MAIL_AGENT instead of RMAIL, filter spaces and tabs.

Thu Jan 16 22:00:27 1997  Ulrich Drepper  <drepper@cygnus.com>

	* misc/syslog.c: Don't define cancel_handler if _LIBC_REENTRANT
	is not defined.  Reported by Andreas Jaeger.

Thu Jan  9 08:47:54 1997  Andreas Jaeger  <aj@arthur.pfalz.de>

	* new-malloc/malloc.c (__MALLOC_P): define call to pthread
	initializer only if NO_THREADS is not defined.

Wed Jan  8 21:28:58 1997  Andreas Jaeger  <aj@arthur.pfalz.de>

	* resolv/nss_dns/dns-host.c: Clean-up: delete unnecessary includes
	and variables.

Thu Jan 16 21:50:27 1997  Ulrich Drepper  <drepper@cygnus.com>

	* inet/arpa/inet.h: Include <netinet/in.h> to get struct in_addr
	defined.

Tue Jan  7 17:29:59 1997  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* Makerules (LDLIBS-c.so): New variable.

Tue Jan  7 19:22:00 1997  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* Makefile ($(includedir)/gnu/lib-names.h): Define the library
	names as strings, not as sequence of tokens that may fall apart.

Fri Jan 10 14:08:41 1997  Roland McGrath  <roland@fmh.frob.com>

	* time/tzfile.c (__tzfile_read): Check for bogus type and zone name
	indices in data file and punt, so a bogus file can't crash us.

Thu Jan 16 20:29:15 1997  Ulrich Drepper  <drepper@cygnus.com>

	* values.h [__USE_MISC]: Define BITSPERBYTE.

Fri Jan 17 14:16:28 1997  Thomas Bushnell, n/BSG  <thomas@gnu.ai.mit.edu>

	* stdio/vdprintf.c: Moved file to ...
	* sysdeps/posix/vdprintf.c: Here.  De-ansideclificate.
	* sysdeps/stub/vdprintf.c: New file.
	* sysdeps/mach/hurd/vdprintf.c: New file.

Thu Jan  9 15:59:35 1997  Thomas Bushnell, n/BSG  <thomas@gnu.ai.mit.edu>

	* sysdeps/mach/hurd/posix_opt.h: New file.

	* sysdeps/mach/hurd/sigwait.c (sigwait): Don't affect signal mask.

	* sysdeps/unix/bsd/tcsendbrk.c (tcsendbreak): Finish
	deansideclification.

	* sysdeps/mach/libc-lock.h: Add kludges to pretend to implement
	recursive locks.

Tue Jan  7 09:48:15 1997  Andreas Jaeger  <aj@arthur.pfalz.de>

	* signal/sigempty.c (sigemptyset): Correct typo: Empty set should
	have all bits zero.

3 files changed, 201 insertions, 0 deletions

diff --git a/sysdeps/unix/sysv/linux/alpha/kernel_sigaction.h b/sysdeps/unix/sysv/linux/alpha/kernel_sigaction.h
new file mode 100644
index 0000000000..900bff4aab
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/alpha/kernel_sigaction.h
@@ -0,0 +1,7 @@
+/* This is the sigaction struction from the Linux 2.1.20 kernel.  */
+
+struct kernel_sigaction {
+	__sighandler_t sa_handler;
+	unsigned long sa_mask;
+	unsigned int sa_flags;
+};
diff --git a/sysdeps/unix/sysv/linux/alpha/sys/ipc_buf.h b/sysdeps/unix/sysv/linux/alpha/sys/ipc_buf.h
new file mode 100644
index 0000000000..57830daae1
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/alpha/sys/ipc_buf.h
@@ -0,0 +1,85 @@
+/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
+
+   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_IPC_BUF_H
+
+#define _SYS_IPC_BUF_H	1
+#include <features.h>
+
+#include <sys/types.h>
+
+/* Mode bits for `msgget', `semget', and `shmget'.  */
+#define IPC_CREAT	01000		/* Create key if key does not exist. */
+#define IPC_EXCL	02000		/* Fail if key exists.  */
+#define IPC_NOWAIT	04000		/* Return error on wait.  */
+
+/* Control commands for `msgctl', `semctl', and `shmctl'.  */
+#define IPC_RMID	0		/* Remove identifier.  */
+#define IPC_SET		1		/* Set `ipc_perm' options.  */
+#define IPC_STAT	2		/* Get `ipc_perm' options.  */
+#define IPC_INFO	3		/* See ipcs.  */
+
+
+__BEGIN_DECLS
+
+/* Special key values.  */
+#define IPC_PRIVATE	((__key_t) 0)	/* Private key.  */
+
+
+/* Data structure used to pass permission information to IPC operations.  */
+struct ipc_perm
+  {
+    __key_t __key;			/* Key.  */
+    unsigned int uid;			/* Owner's user ID.  */
+    unsigned int gid;			/* Owner's group ID.  */
+    unsigned int cuid;			/* Creator's user ID.  */
+    unsigned int cgid;			/* Creator's group ID.  */
+    unsigned int mode;			/* Read/write permission.  */
+    unsigned short int __seq;		/* Sequence number.  */
+  };
+
+
+/* Kludge to work around Linux' restriction of only up to five
+   arguments to a system call.  */
+struct ipc_kludge
+  {
+    void *msgp;
+    long int msgtyp;
+  };
+
+/* The actual system call: all functions are multiplexed by this.  */
+extern int __ipc __P ((int __call, int __first, int __second, int __third,
+		       void *__ptr));
+
+/* The codes for the functions to use the multiplexer `__ipc'.  */
+#define IPCOP_semop	 1
+#define IPCOP_semget	 2
+#define IPCOP_semctl	 3
+#define IPCOP_msgsnd	11
+#define IPCOP_msgrcv	12
+#define IPCOP_msgget	13
+#define IPCOP_msgctl	14
+#define IPCOP_shmat	21
+#define IPCOP_shmdt	22
+#define IPCOP_shmget	23
+#define IPCOP_shmctl	24
+
+__END_DECLS
+
+#endif /* _SYS_IPC_BUF_H */
diff --git a/sysdeps/unix/sysv/linux/alpha/sys/procfs.h b/sysdeps/unix/sysv/linux/alpha/sys/procfs.h
new file mode 100644
index 0000000000..03af029254
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/alpha/sys/procfs.h
@@ -0,0 +1,109 @@
+/* Copyright (C) 1996, 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 _SYS_PROCFS_H
+
+#define _SYS_PROCFS_H	1
+#include <features.h>
+
+/* This is somehow modelled after the file of the same name on SysVr4
+   systems.  It provides a definition of the core file format for ELF
+   used on Linux.  */
+
+#include <signal.h>
+#include <sys/time.h>
+#include <sys/types.h>
+#include <asm/user.h>
+#include <asm/elf.h>
+
+__BEGIN_DECLS
+
+struct elf_siginfo
+  {
+    int si_signo;			/* Signal number.  */
+    int si_code;			/* Extra code.  */
+    int si_errno;			/* Errno.  */
+  };
+
+typedef elf_greg_t greg_t;
+typedef elf_gregset_t gregset_t;
+typedef elf_fpregset_t fpregset_t;
+#define NGREG ELF_NGREG
+
+/* Definitions to generate Intel SVR4-like core files.  These mostly
+   have the same names as the SVR4 types with "elf_" tacked on the
+   front to prevent clashes with linux definitions, and the typedef
+   forms have been avoided.  This is mostly like the SVR4 structure,
+   but more Linuxy, with things that Linux does not support and which
+   gdb doesn't really use excluded.  Fields present but not used are
+   marked with "XXX".  */
+struct elf_prstatus
+  {
+#if 0
+    long int pr_flags;			/* XXX Process flags.  */
+    short int pr_why;			/* XXX Reason for process halt.  */
+    short int pr_what;			/* XXX More detailed reason.  */
+#endif
+    struct elf_siginfo pr_info;		/* Info associated with signal.  */
+    short int pr_cursig;		/* Current signal.  */
+    unsigned long int pr_sigpend;	/* Set of pending signals.  */
+    unsigned long int pr_sighold;	/* Set of held signals.  */
+#if 0
+    struct sigaltstack pr_altstack;	/* Alternate stack info.  */
+    struct sigaction pr_action;		/* Signal action for current sig.  */
+#endif
+    __pid_t pr_pid;
+    __pid_t pr_ppid;
+    __pid_t pr_pgrp;
+    __pid_t pr_sid;
+    struct timeval pr_utime;		/* User time.  */
+    struct timeval pr_stime;		/* System time.  */
+    struct timeval pr_cutime;		/* Cumulative user time.  */
+    struct timeval pr_cstime;		/* Cumulative system time.  */
+#if 0
+    long int pr_instr;			/* Current instruction.  */
+#endif
+    elf_gregset_t pr_reg;		/* GP registers.  */
+    int pr_fpvalid;			/* True if math copro being used.  */
+  };
+
+
+#define ELF_PRARGSZ     (80)    /* Number of chars for args */
+
+struct elf_prpsinfo
+  {
+    char pr_state;			/* Numeric process state.  */
+    char pr_sname;			/* Char for pr_state.  */
+    char pr_zomb;			/* Zombie.  */
+    char pr_nice;			/* Nice val.  */
+    unsigned long int pr_flag;		/* Flags.  */
+    unsigned int pr_uid;
+    unsigned int pr_gid;
+    unsigned int pr_pid, pr_ppid, pr_pgrp, pr_sid;
+    /* Lots missing */
+    char pr_fname[16];			/* Filename of executable.  */
+    char pr_psargs[ELF_PRARGSZ];	/* Initial part of arg list.  */
+  };
+
+
+typedef struct elf_prstatus prstatus_t;
+typedef struct elf_prpsinfo prpsinfo_t;
+
+__END_DECLS
+
+#endif	/* sys/procfs.h */