Update.

1998-10-09  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/i386/i686/pt-machine.h: Remove unused inline
	definitions.

8 files changed, 136 insertions, 89 deletions

diff --git a/linuxthreads/ChangeLog b/linuxthreads/ChangeLog
index 88f5eb7c8c..c93d485326 100644
--- a/linuxthreads/ChangeLog
+++ b/linuxthreads/ChangeLog
@@ -1,3 +1,8 @@
+1998-10-09  Ulrich Drepper  <drepper@cygnus.com>
+
+	* sysdeps/i386/i686/pt-machine.h: Remove unused inline
+	definitions.
+
 1998-10-02  Andreas Jaeger  <aj@arthur.rhein-neckar.de>
 
 	* semaphore.h: Include <sys/types.h> so that _pthread_descr
diff --git a/linuxthreads/sysdeps/i386/i686/pt-machine.h b/linuxthreads/sysdeps/i386/i686/pt-machine.h
index d01e6cf368..8c2d794a8c 100644
--- a/linuxthreads/sysdeps/i386/i686/pt-machine.h
+++ b/linuxthreads/sysdeps/i386/i686/pt-machine.h
@@ -58,21 +58,5 @@ __compare_and_swap (long int *p, long int oldval, long int newval)
 }
 
 
-extern inline int
-get_eflags (void)
-{
-  int res;
-  __asm__ __volatile__ ("pushfl; popl %0" : "=r" (res) : );
-  return res;
-}
-
-
-extern inline void
-set_eflags (int newflags)
-{
-  __asm__ __volatile__ ("pushl %0; popfl" : : "r" (newflags) : "cc");
-}
-
-
 /* Use the LDT implementation only if the kernel is fixed.  */
 //#include "../useldt.h"
diff --git a/posix/ptestcases.h b/posix/ptestcases.h
index 0669380853..e025ab870f 100644
--- a/posix/ptestcases.h
+++ b/posix/ptestcases.h
@@ -66,7 +66,7 @@
   { 1, 2, "\\$a", "$a",  },
   { 3, 3, "\\$$", "ab$",  },
   { 2, 6, "A\\([34]$[34]\\)B", "XA4$3BY",  },
-  { 0, 0, "2.8.3.1.3  Perios in BREs", NULL, },
+  { 0, 0, "2.8.3.1.3  Periods in BREs", NULL, },
   { 0, 0, "GA116", NULL, },
   { 1, 1, ".", "abc",  },
   { -1, -1, ".ab", "abc",  },
diff --git a/posix/regex.c b/posix/regex.c
index 98ff8dfcbd..5f8e38c791 100644
--- a/posix/regex.c
+++ b/posix/regex.c
@@ -5570,7 +5570,8 @@ re_exec (s)
        REG_EXTENDED bit in CFLAGS is set; otherwise, to
        RE_SYNTAX_POSIX_BASIC;
      `newline_anchor' to REG_NEWLINE being set in CFLAGS;
-     `fastmap' and `fastmap_accurate' to zero;
+     `fastmap' to an allocated space for the fastmap;
+     `fastmap_accurate' to zero;
      `re_nsub' to the number of subexpressions in PATTERN.
 
    PATTERN is the address of the pattern string.
@@ -5609,11 +5610,8 @@ regcomp (preg, pattern, cflags)
   preg->allocated = 0;
   preg->used = 0;
 
-  /* Don't bother to use a fastmap when searching.  This simplifies the
-     REG_NEWLINE case: if we used a fastmap, we'd have to put all the
-     characters after newlines into the fastmap.  This way, we just try
-     every character.  */
-  preg->fastmap = 0;
+  /* Try to allocate space for the fastmap.  */
+  preg->fastmap = (char *) malloc (1 << BYTEWIDTH);
 
   if (cflags & REG_ICASE)
     {
@@ -5653,6 +5651,19 @@ regcomp (preg, pattern, cflags)
      unmatched close-group: both are REG_EPAREN.  */
   if (ret == REG_ERPAREN) ret = REG_EPAREN;
 
+  if (ret == REG_NOERROR && preg->fastmap)
+    {
+      /* Compute the fastmap now, since regexec cannot modify the pattern
+	 buffer.  */
+      if (re_compile_fastmap (preg) == -2)
+	{
+	  /* Some error occured while computing the fastmap, just forget
+	     about it.  */
+	  free (preg->fastmap);
+	  preg->fastmap = NULL;
+	}
+    }
+
   return (int) ret;
 }
 #ifdef _LIBC
@@ -5701,10 +5712,10 @@ regexec (preg, string, nmatch, pmatch, eflags)
   if (want_reg_info)
     {
       regs.num_regs = nmatch;
-      regs.start = TALLOC (nmatch, regoff_t);
-      regs.end = TALLOC (nmatch, regoff_t);
-      if (regs.start == NULL || regs.end == NULL)
+      regs.start = TALLOC (nmatch * 2, regoff_t);
+      if (regs.start == NULL)
         return (int) REG_NOMATCH;
+      regs.end = regs.start + nmatch;
     }
 
   /* Perform the searching operation.  */
@@ -5728,7 +5739,6 @@ regexec (preg, string, nmatch, pmatch, eflags)
 
       /* If we needed the temporary register info, free the space now.  */
       free (regs.start);
-      free (regs.end);
     }
 
   /* We want zero return to mean success, unlike `re_search'.  */
diff --git a/sysdeps/unix/sysv/linux/arm/bits/armsigctx.h b/sysdeps/unix/sysv/linux/arm/bits/armsigctx.h
new file mode 100644
index 0000000000..395e194293
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/arm/bits/armsigctx.h
@@ -0,0 +1,59 @@
+/* Definition of `struct sigcontext' for Linux/ARM
+   Copyright (C) 1996, 1997, 1998 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.  */
+
+/* The format of struct sigcontext changed between 2.0 and 2.1 kernels.
+   Fortunately 2.0 puts a magic number in the first word and this is not
+   a legal value for `trap_no', so we can tell them apart.  */
+
+union k_sigcontext
+  {
+    struct
+      {
+	unsigned long int trap_no;
+	unsigned long int error_code;
+	unsigned long int oldmask;
+	unsigned long int arm_r0;
+	unsigned long int arm_r1;
+	unsigned long int arm_r2;
+	unsigned long int arm_r3;
+	unsigned long int arm_r4;
+	unsigned long int arm_r5;
+	unsigned long int arm_r6;
+	unsigned long int arm_r7;
+	unsigned long int arm_r8;
+	unsigned long int arm_r9;
+	unsigned long int arm_r10;
+	unsigned long int arm_fp;
+	unsigned long int arm_ip;
+	unsigned long int arm_sp;
+	unsigned long int arm_lr;
+	unsigned long int arm_pc;
+	unsigned long int arm_cpsr;
+      } v21;
+    struct
+      {
+	unsigned long int magic;
+	struct pt_regs reg;
+	unsigned long int trap_no;
+	unsigned long int error_code;
+	unsigned long int oldmask;
+      } v20;
+};
+
+#define SIGCONTEXT_2_0_MAGIC	0x4B534154
diff --git a/sysdeps/unix/sysv/linux/arm/profil-counter.h b/sysdeps/unix/sysv/linux/arm/profil-counter.h
index 0d5024fa47..55a11bd76b 100644
--- a/sysdeps/unix/sysv/linux/arm/profil-counter.h
+++ b/sysdeps/unix/sysv/linux/arm/profil-counter.h
@@ -19,51 +19,13 @@
 
 #include <signal.h>
 #include <asm/ptrace.h>
-
-union k_sigcontext
-  {
-    struct
-      {
-	unsigned long int trap_no;
-	unsigned long int error_code;
-	unsigned long int oldmask;
-	unsigned long int arm_r0;
-	unsigned long int arm_r1;
-	unsigned long int arm_r2;
-	unsigned long int arm_r3;
-	unsigned long int arm_r4;
-	unsigned long int arm_r5;
-	unsigned long int arm_r6;
-	unsigned long int arm_r7;
-	unsigned long int arm_r8;
-	unsigned long int arm_r9;
-	unsigned long int arm_r10;
-	unsigned long int arm_fp;
-	unsigned long int arm_ip;
-	unsigned long int arm_sp;
-	unsigned long int arm_lr;
-	unsigned long int arm_pc;
-	unsigned long int arm_cpsr;
-      } v21;
-    struct
-      {
-	unsigned long int magic;
-	struct pt_regs reg;
-	unsigned long int trap_no;
-	unsigned long int error_code;
-	unsigned long int oldmask;
-      } v20;
-};
+#include <bits/armsigctx.h>
 
 void
 profil_counter (int signo, int _a2, int _a3, int _a4, union k_sigcontext sc)
 {
-  /* The format of struct sigcontext changed between 2.0 and 2.1 kernels.
-     Fortunately 2.0 puts a magic number in the first word and this is not
-     a legal value for `trap_no', so we can tell them apart.  */
-
   void *pc;
-  if (sc.v20.magic == 0x4B534154)
+  if (sc.v20.magic == SIGCONTEXT_2_0_MAGIC)
     pc = (void *) sc.v20.reg.ARM_pc;
   else
     pc = (void *) sc.v21.arm_pc;
diff --git a/sysdeps/unix/sysv/linux/arm/register-dump.h b/sysdeps/unix/sysv/linux/arm/register-dump.h
index 1b948ab5ff..015780c623 100644
--- a/sysdeps/unix/sysv/linux/arm/register-dump.h
+++ b/sysdeps/unix/sysv/linux/arm/register-dump.h
@@ -20,6 +20,7 @@
 
 #include <sys/uio.h>
 #include <stdio-common/_itoa.h>
+#include <bits/armsigctx.h>
 
 /* We will print the register dump in this format:
 
@@ -43,7 +44,7 @@ hexvalue (unsigned long int value, char *buf, size_t len)
 }
 
 static void
-register_dump (int fd, struct sigcontext *ctx)
+register_dump (int fd, union k_sigcontext *ctx)
 {
   char regs[20][8];
   struct iovec iov[97];
@@ -59,26 +60,52 @@ register_dump (int fd, struct sigcontext *ctx)
   ++nr
 
   /* Generate strings of register contents.  */
-  hexvalue (ctx->arm_r0, regs[0], 8);
-  hexvalue (ctx->arm_r1, regs[1], 8);
-  hexvalue (ctx->arm_r2, regs[2], 8);
-  hexvalue (ctx->arm_r3, regs[3], 8);
-  hexvalue (ctx->arm_r4, regs[4], 8);
-  hexvalue (ctx->arm_r5, regs[5], 8);
-  hexvalue (ctx->arm_r6, regs[6], 8);
-  hexvalue (ctx->arm_r7, regs[7], 8);
-  hexvalue (ctx->arm_r8, regs[8], 8);
-  hexvalue (ctx->arm_r9, regs[9], 8);
-  hexvalue (ctx->arm_r10, regs[10], 4);
-  hexvalue (ctx->arm_fp, regs[11], 4);
-  hexvalue (ctx->arm_ip, regs[12], 4);
-  hexvalue (ctx->arm_sp, regs[13], 4);
-  hexvalue (ctx->arm_lr, regs[14], 4);
-  hexvalue (ctx->arm_pc, regs[15], 4);
-  hexvalue (ctx->arm_cpsr, regs[16], 8);
-  hexvalue (ctx->trap_no, regs[17], 8);
-  hexvalue (ctx->error_code, regs[18], 8);
-  hexvalue (ctx->old_mask, regs[19], 8);
+  if (ctx->v20.magic == SIGCONTEXT_2_0_MAGIC)
+    {
+      hexvalue (ctx->v20.reg.ARM_r0, regs[0], 8);
+      hexvalue (ctx->v20.reg.ARM_r1, regs[1], 8);
+      hexvalue (ctx->v20.reg.ARM_r2, regs[2], 8);
+      hexvalue (ctx->v20.reg.ARM_r3, regs[3], 8);
+      hexvalue (ctx->v20.reg.ARM_r4, regs[4], 8);
+      hexvalue (ctx->v20.reg.ARM_r5, regs[5], 8);
+      hexvalue (ctx->v20.reg.ARM_r6, regs[6], 8);
+      hexvalue (ctx->v20.reg.ARM_r7, regs[7], 8);
+      hexvalue (ctx->v20.reg.ARM_r8, regs[8], 8);
+      hexvalue (ctx->v20.reg.ARM_r9, regs[9], 8);
+      hexvalue (ctx->v20.reg.ARM_r10, regs[10], 4);
+      hexvalue (ctx->v20.reg.ARM_fp, regs[11], 4);
+      hexvalue (ctx->v20.reg.ARM_ip, regs[12], 4);
+      hexvalue (ctx->v20.reg.ARM_sp, regs[13], 4);
+      hexvalue (ctx->v20.reg.ARM_lr, regs[14], 4);
+      hexvalue (ctx->v20.reg.ARM_pc, regs[15], 4);
+      hexvalue (ctx->v20.reg.ARM_cpsr, regs[16], 8);
+      hexvalue (ctx->v20.trap_no, regs[17], 8);
+      hexvalue (ctx->v20.error_code, regs[18], 8);
+      hexvalue (ctx->v20.oldmask, regs[19], 8);
+    }
+  else
+    {
+      hexvalue (ctx->v21.arm_r0, regs[0], 8);
+      hexvalue (ctx->v21.arm_r1, regs[1], 8);
+      hexvalue (ctx->v21.arm_r2, regs[2], 8);
+      hexvalue (ctx->v21.arm_r3, regs[3], 8);
+      hexvalue (ctx->v21.arm_r4, regs[4], 8);
+      hexvalue (ctx->v21.arm_r5, regs[5], 8);
+      hexvalue (ctx->v21.arm_r6, regs[6], 8);
+      hexvalue (ctx->v21.arm_r7, regs[7], 8);
+      hexvalue (ctx->v21.arm_r8, regs[8], 8);
+      hexvalue (ctx->v21.arm_r9, regs[9], 8);
+      hexvalue (ctx->v21.arm_r10, regs[10], 4);
+      hexvalue (ctx->v21.arm_fp, regs[11], 4);
+      hexvalue (ctx->v21.arm_ip, regs[12], 4);
+      hexvalue (ctx->v21.arm_sp, regs[13], 4);
+      hexvalue (ctx->v21.arm_lr, regs[14], 4);
+      hexvalue (ctx->v21.arm_pc, regs[15], 4);
+      hexvalue (ctx->v21.arm_cpsr, regs[16], 8);
+      hexvalue (ctx->v21.trap_no, regs[17], 8);
+      hexvalue (ctx->v21.error_code, regs[18], 8);
+      hexvalue (ctx->v21.oldmask, regs[19], 8);
+    }
 
   /* Generate the output.  */
   ADD_STRING ("Register dump:\n\n R0: ");
diff --git a/sysdeps/unix/sysv/linux/bits/socket.h b/sysdeps/unix/sysv/linux/bits/socket.h
index eef389db44..47d70611f1 100644
--- a/sysdeps/unix/sysv/linux/bits/socket.h
+++ b/sysdeps/unix/sysv/linux/bits/socket.h
@@ -227,7 +227,7 @@ enum
     SCM_CREDENTIALS = 0x02,     /* Credentials passing.  */
 # define SCM_CREDENTIALS SCM_CREDENTIALS
 #endif
-    __SCM_CONNECT = 0x03,	/* Data array is `struct scm_connect'.  */
+    __SCM_CONNECT = 0x03	/* Data array is `struct scm_connect'.  */
   };
 
 /* User visible structure for SCM_CREDENTIALS message */