Update.

1998-02-27  Ulrich Drepper  <drepper@cygnus.com>

	* posix/execlp.c: POSIX.1 says that argv[0] *should* be provided,
	but does not require it.  Handle missing argv[] values gracefully.
	* posix/execl.c: Likewise.
	* posix/execle.c: Likewise.

5 files changed, 17 insertions, 13 deletions

diff --git a/ChangeLog b/ChangeLog
index 4404bce485..ebdc2fcdce 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+1998-02-27  Ulrich Drepper  <drepper@cygnus.com>
+
+	* posix/execlp.c: POSIX.1 says that argv[0] *should* be provided,
+	but does not require it.  Handle missing argv[] values gracefully.
+	* posix/execl.c: Likewise.
+	* posix/execle.c: Likewise.
+
 1998-02-25  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>
 
 	* sysdeps/libm-ieee754/s_isnanl.c: Ignore the explicit integer
diff --git a/elf/ldd.sh.in b/elf/ldd.sh.in
index 90ec9ffb62..884472f654 100644
--- a/elf/ldd.sh.in
+++ b/elf/ldd.sh.in
@@ -1,6 +1,6 @@
 #! /bin/sh
 
-# Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+# 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
diff --git a/posix/execl.c b/posix/execl.c
index ad6190cf3d..13f8b393d5 100644
--- a/posix/execl.c
+++ b/posix/execl.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992, 1994, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1994, 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
@@ -39,8 +39,8 @@ execl (const char *path, const char *arg, ...)
   argv[0] = arg;
 
   va_start (args, arg);
-  i = 1;
-  do
+  i = 0;
+  while (argv[i++] != NULL)
     {
       if (i == argv_max)
 	{
@@ -62,7 +62,6 @@ execl (const char *path, const char *arg, ...)
 
       argv[i] = va_arg (args, const char *);
     }
-  while (argv[i++] != NULL);
   va_end (args);
 
   return __execve (path, (char *const *) argv, __environ);
diff --git a/posix/execle.c b/posix/execle.c
index 7619a36f42..dc150a4702 100644
--- a/posix/execle.c
+++ b/posix/execle.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 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
@@ -35,8 +35,8 @@ execle (const char *path, const char *arg, ...)
   argv[0] = arg;
 
   va_start(args, arg);
-  i = 1;
-  do
+  i = 0;
+  while (argv[i++] != NULL)
     {
       if (i == argv_max)
 	{
@@ -58,7 +58,6 @@ execle (const char *path, const char *arg, ...)
 
       argv[i] = va_arg (args, const char *);
     }
-  while (argv[i++] != NULL);
 
   envp = va_arg(args, const char *const *);
   va_end(args);
diff --git a/posix/execlp.c b/posix/execlp.c
index 88a54178cc..6cad6402ec 100644
--- a/posix/execlp.c
+++ b/posix/execlp.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1993, 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1993, 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
@@ -36,8 +36,8 @@ execlp (const char *file, const char *arg, ...)
   argv[0] = arg;
 
   va_start (args, arg);
-  i = 1;
-  do
+  i = 0;
+  while (argv[i++] != NULL)
     {
       if (i == argv_max)
 	{
@@ -59,7 +59,6 @@ execlp (const char *file, const char *arg, ...)
 
       argv[i] = va_arg (args, const char *);
     }
-  while (argv[i++] != NULL);
   va_end (args);
 
   return execvp (file, (char *const *) argv);