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-rw-r--r--gcc/ChangeLog27
-rw-r--r--gcc/config/alpha/linux.h4
-rw-r--r--gcc/config/arm/linux-elf.h4
-rw-r--r--gcc/config/cris/aout.h4
-rw-r--r--gcc/config/cris/linux.h4
-rw-r--r--gcc/config/i370/linux.h4
-rw-r--r--gcc/config/i386/gnu.h2
-rw-r--r--gcc/config/i386/linux-aout.h2
-rw-r--r--gcc/config/i386/linux-oldld.h4
-rw-r--r--gcc/config/i386/linux.h2
-rw-r--r--gcc/config/i386/linux64.h2
-rw-r--r--gcc/config/ia64/linux.h4
-rw-r--r--gcc/config/m68k/linux-aout.h4
-rw-r--r--gcc/config/m68k/linux.h4
-rw-r--r--gcc/config/mips/linux.h6
-rw-r--r--gcc/config/pa/pa-linux.h2
-rw-r--r--gcc/config/pj/linux.h4
-rw-r--r--gcc/config/rs6000/sysv4.h26
-rw-r--r--gcc/config/s390/linux.h2
-rw-r--r--gcc/config/sh/linux.h2
-rw-r--r--gcc/config/sparc/linux-aout.h4
-rw-r--r--gcc/config/sparc/linux.h4
-rw-r--r--gcc/config/sparc/linux64.h2
-rw-r--r--gcc/config/xtensa/linux.h4
24 files changed, 77 insertions, 50 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index b0243de5619..a6d4aab9659 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,30 @@
+2002-04-13 Mark Mitchell <mark@codesourcery.com>
+
+ * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
+ defined, and __gnu_hurd__ wherever __GNU__ is defined.
+ * arm/linux-elf.h: Likewise.
+ * cris/aout.h: Likewise.
+ * cris/linux.h: Likewise.
+ * i370/linux.h: Likewise.
+ * i386/gnu.h: Likewise.
+ * i386/linux-aout.h: Likewise.
+ * i386/linux-oldld.h: Likewise.
+ * i386/linux.h: Likewise.
+ * i386/linux64.h: Likewise.
+ * ia64/linux.h: Likewise.
+ * m68k/linux-aout.h: Likewise.
+ * m68k/linux.h: Likewise.
+ * mips/linux.h: Likewise.
+ * pa/pa-linux.h: Likewise.
+ * pj/linux.h: Likewise.
+ * rs6000/sysv4.h: Likewise.
+ * s390/linux.h: Likewise.
+ * sh/linux.h: Likewise.
+ * sparc/linux-aout.h: Likewise.
+ * sparc/linux.h: Likewise.
+ * sparc/linux64.h: Likewise.
+ * xtensa/linux.h: Likewise.
+
2002-04-13 Richard Sandiford <rsandifo@redhat.com>
* stmt.c (check_unique_operand_names): Expect operand names to
diff --git a/gcc/config/alpha/linux.h b/gcc/config/alpha/linux.h
index 721153a03c3..7c4057fabbe 100644
--- a/gcc/config/alpha/linux.h
+++ b/gcc/config/alpha/linux.h
@@ -1,6 +1,6 @@
/* Definitions of target machine for GNU compiler,
for Alpha Linux-based GNU systems.
- Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
+ Copyright (C) 1996, 1997, 1998, 2002 Free Software Foundation, Inc.
Contributed by Richard Henderson.
This file is part of GNU CC.
@@ -25,7 +25,7 @@ Boston, MA 02111-1307, USA. */
#undef CPP_PREDEFINES
#define CPP_PREDEFINES \
- "-Dlinux -Dunix -Asystem=linux -D_LONGLONG -D__alpha__"
+ "-Dgnu_linux -Dlinux -Dunix -Asystem=linux -D_LONGLONG -D__alpha__"
/* The GNU C++ standard library requires that these macros be defined. */
#undef CPLUSPLUS_CPP_SPEC
diff --git a/gcc/config/arm/linux-elf.h b/gcc/config/arm/linux-elf.h
index 74f7e7ef999..86e48c898cf 100644
--- a/gcc/config/arm/linux-elf.h
+++ b/gcc/config/arm/linux-elf.h
@@ -1,5 +1,5 @@
/* Definitions for ARM running Linux-based GNU systems using ELF
- Copyright (C) 1993, 1994, 1997, 1998, 1999, 2000, 2001
+ Copyright (C) 1993, 1994, 1997, 1998, 1999, 2000, 2001, 2002
Free Software Foundation, Inc.
Contributed by Philip Blundell <philb@gnu.org>
@@ -87,7 +87,7 @@ Boston, MA 02111-1307, USA. */
#undef CPP_PREDEFINES
#define CPP_PREDEFINES \
-"-Dunix -Dlinux -D__ELF__ \
+"-Dunix -Dgnu_linux -Dlinux -D__ELF__ \
-Asystem=unix -Asystem=posix"
/* Allow #sccs in preprocessor. */
diff --git a/gcc/config/cris/aout.h b/gcc/config/cris/aout.h
index dc998f1b0fe..ce906e79592 100644
--- a/gcc/config/cris/aout.h
+++ b/gcc/config/cris/aout.h
@@ -1,5 +1,5 @@
/* Definitions for GCC. Part of the machine description for CRIS.
- Copyright (C) 2001 Free Software Foundation, Inc.
+ Copyright (C) 2001, 2002 Free Software Foundation, Inc.
Contributed by Axis Communications. Written by Hans-Peter Nilsson.
This file is part of GCC.
@@ -65,7 +65,7 @@ Boston, MA 02111-1307, USA. */
#undef CRIS_CPP_SUBTARGET_SPEC
#define CRIS_CPP_SUBTARGET_SPEC \
"-D__AOUT__\
- %{melinux:-D__linux__ -D__unix__ -D__elinux__ -D__uclinux__\
+ %{melinux:-D__gnu_linux__ -D__linux__ -D__unix__ -D__elinux__ -D__uclinux__\
%{!nostdinc:\
%{!mbest-lib-options:%{isystem*}}\
-isystem elinux/include%s\
diff --git a/gcc/config/cris/linux.h b/gcc/config/cris/linux.h
index 5949937ef71..6962d742dd7 100644
--- a/gcc/config/cris/linux.h
+++ b/gcc/config/cris/linux.h
@@ -1,5 +1,5 @@
/* Definitions for GCC. Part of the machine description for CRIS.
- Copyright (C) 2001 Free Software Foundation, Inc.
+ Copyright (C) 2001, 2002 Free Software Foundation, Inc.
Contributed by Axis Communications. Written by Hans-Peter Nilsson.
This file is part of GCC.
@@ -47,7 +47,7 @@ Boston, MA 02111-1307, USA. */
#undef CRIS_CPP_SUBTARGET_SPEC
#define CRIS_CPP_SUBTARGET_SPEC \
- "-D__linux__ -D__unix__ -D__ELF__\
+ "-D__gnu_linux__ __linux__ -D__unix__ -D__ELF__\
%{pthread:-D_REENTRANT}\
%{fPIC|fpic: -D__PIC__ -D__pic__}\
%{!fleading-underscore:-fno-leading-underscore -D__NO_UNDERSCORES__}\
diff --git a/gcc/config/i370/linux.h b/gcc/config/i370/linux.h
index 52a34385949..6cc95c041b4 100644
--- a/gcc/config/i370/linux.h
+++ b/gcc/config/i370/linux.h
@@ -35,7 +35,7 @@ Boston, MA 02111-1307, USA. */
/* Names to predefine in the preprocessor for this target machine. */
#undef CPP_PREDEFINES
-#define CPP_PREDEFINES "-DGCC -Dgcc -D__ELF__ -Dunix -Dlinux -Asystem=posix -Acpu=i370 -Amachine=i370"
+#define CPP_PREDEFINES "-DGCC -Dgcc -D__ELF__ -Dunix -Dgnu_linux -Dlinux -Asystem=posix -Acpu=i370 -Amachine=i370"
/* Options for this target machine. */
@@ -86,7 +86,7 @@ Boston, MA 02111-1307, USA. */
#endif
#ifndef CPP_OS_LINUX_SPEC
-#define CPP_OS_LINUX_SPEC "-D__unix__ -D__linux__ \
+#define CPP_OS_LINUX_SPEC "-D__unix__ -D__gnu_linux__ -D__linux__ \
%{!ansi: -Dunix -Dlinux } \
-Asystem=unix -Asystem=linux"
#endif
diff --git a/gcc/config/i386/gnu.h b/gcc/config/i386/gnu.h
index 0214c05771f..fb80d0fa793 100644
--- a/gcc/config/i386/gnu.h
+++ b/gcc/config/i386/gnu.h
@@ -5,7 +5,7 @@
#undef CPP_PREDEFINES
#define CPP_PREDEFINES "-D__ELF__ -DMACH -Asystem=mach \
- -Dunix -Asystem=unix -Asystem=posix -D__GNU__ -Asystem=gnu"
+ -Dunix -Asystem=unix -Asystem=posix -Dgnu_hurd -D__GNU__ -Asystem=gnu"
#undef CPP_SPEC
#define CPP_SPEC "%(cpp_cpu) \
diff --git a/gcc/config/i386/linux-aout.h b/gcc/config/i386/linux-aout.h
index 9bcbfe7045c..a4ea805c210 100644
--- a/gcc/config/i386/linux-aout.h
+++ b/gcc/config/i386/linux-aout.h
@@ -26,7 +26,7 @@ Boston, MA 02111-1307, USA. */
/* Specify predefined symbols in preprocessor. */
#undef CPP_PREDEFINES
-#define CPP_PREDEFINES "-Dunix -Dlinux -Asystem=posix"
+#define CPP_PREDEFINES "-Dunix -Dgnu_linux -Dlinux -Asystem=posix"
#undef CPP_SPEC
#define CPP_SPEC "%(cpp_cpu) %{fPIC:-D__PIC__ -D__pic__} %{fpic:-D__PIC__ -D__pic__} %{posix:-D_POSIX_SOURCE}"
diff --git a/gcc/config/i386/linux-oldld.h b/gcc/config/i386/linux-oldld.h
index 6a6139683e8..a1453d9873a 100644
--- a/gcc/config/i386/linux-oldld.h
+++ b/gcc/config/i386/linux-oldld.h
@@ -1,6 +1,6 @@
/* Definitions for Intel 386 running Linux-based GNU systems with pre-BFD
a.out linkers.
- Copyright (C) 1995, 1997, 1998 Free Software Foundation, Inc.
+ Copyright (C) 1995, 1997, 1998, 2002 Free Software Foundation, Inc.
Contributed by Michael Meissner (meissner@cygnus.com)
This file is part of GNU CC.
@@ -26,7 +26,7 @@ Boston, MA 02111-1307, USA. */
/* Specify predefined symbols in preprocessor. */
#undef CPP_PREDEFINES
-#define CPP_PREDEFINES "-Dunix -Dlinux -Asystem=posix"
+#define CPP_PREDEFINES "-Dunix -Dgnu_linux -Dlinux -Asystem=posix"
#undef CPP_SPEC
#define CPP_SPEC "%(cpp_cpu) %{fPIC:-D__PIC__ -D__pic__} %{fpic:-D__PIC__ -D__pic__} %{posix:-D_POSIX_SOURCE}"
diff --git a/gcc/config/i386/linux.h b/gcc/config/i386/linux.h
index 282a11b05a7..89b661bb25e 100644
--- a/gcc/config/i386/linux.h
+++ b/gcc/config/i386/linux.h
@@ -84,7 +84,7 @@ Boston, MA 02111-1307, USA. */
#define WCHAR_TYPE_SIZE BITS_PER_WORD
#undef CPP_PREDEFINES
-#define CPP_PREDEFINES "-D__ELF__ -Dunix -Dlinux -Asystem=posix"
+#define CPP_PREDEFINES "-D__ELF__ -Dunix -Dgnu_linux -Dlinux -Asystem=posix"
#undef CPP_SPEC
#ifdef USE_GNULIBC_1
diff --git a/gcc/config/i386/linux64.h b/gcc/config/i386/linux64.h
index a969ab9906e..82ff36ac91c 100644
--- a/gcc/config/i386/linux64.h
+++ b/gcc/config/i386/linux64.h
@@ -24,7 +24,7 @@ Boston, MA 02111-1307, USA. */
#define TARGET_VERSION fprintf (stderr, " (x86-64 Linux/ELF)");
#undef CPP_PREDEFINES
-#define CPP_PREDEFINES "-D__ELF__ -Dunix -Dlinux -Asystem(posix)"
+#define CPP_PREDEFINES "-D__ELF__ -Dunix -Dgnu_linux -Dlinux -Asystem(posix)"
#undef CPP_SPEC
#define CPP_SPEC "%(cpp_cpu) %{fPIC:-D__PIC__ -D__pic__} %{fpic:-D__PIC__ -D__pic__} %{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT} %{!m32:-D__LONG_MAX__=9223372036854775807L}"
diff --git a/gcc/config/ia64/linux.h b/gcc/config/ia64/linux.h
index 51ba60f1635..d54b4592684 100644
--- a/gcc/config/ia64/linux.h
+++ b/gcc/config/ia64/linux.h
@@ -11,8 +11,8 @@
/* ??? Maybe this should be in sysv4.h? */
#define CPP_PREDEFINES "\
- -D__linux -D__linux__ -D_LONGLONG -Dlinux -Dunix \
- -Asystem=linux"
+ -D__gnu_linux__ -D__linux -D__linux__ -D_LONGLONG -Dgnu_linux
+ -Dlinux -Dunix -Asystem=linux"
/* Need to override linux.h STARTFILE_SPEC, since it has crtbeginT.o in. */
#undef STARTFILE_SPEC
diff --git a/gcc/config/m68k/linux-aout.h b/gcc/config/m68k/linux-aout.h
index f7bb33726ad..7b9293ae9e7 100644
--- a/gcc/config/m68k/linux-aout.h
+++ b/gcc/config/m68k/linux-aout.h
@@ -1,5 +1,5 @@
/* Definitions for Motorola m68k running Linux-based GNU systems.
- Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
+ Copyright (C) 1995, 1996, 1997, 2002 Free Software Foundation, Inc.
This file is part of GNU CC.
@@ -29,7 +29,7 @@ Boston, MA 02111-1307, USA. */
#define ASM_COMMENT_START "|"
#define CPP_PREDEFINES \
- "-Dunix -Dmc68000 -Dmc68020 -Dlinux -Asystem=unix -Asystem=posix -Acpu=m68k -Amachine=m68k"
+ "-Dunix -Dmc68000 -Dmc68020 -Dgnu_linux -Dlinux -Asystem=unix -Asystem=posix -Acpu=m68k -Amachine=m68k"
#undef CPP_SPEC
#if TARGET_DEFAULT & MASK_68881
diff --git a/gcc/config/m68k/linux.h b/gcc/config/m68k/linux.h
index b1ec9777364..e5208e604f7 100644
--- a/gcc/config/m68k/linux.h
+++ b/gcc/config/m68k/linux.h
@@ -1,6 +1,6 @@
/* Definitions for Motorola 68k running Linux-based GNU systems with
ELF format.
- Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
+ Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
This file is part of GNU CC.
@@ -113,7 +113,7 @@ Boston, MA 02111-1307, USA. */
#define WCHAR_TYPE_SIZE BITS_PER_WORD
#define CPP_PREDEFINES \
- "-D__ELF__ -Dunix -Dmc68000 -Dmc68020 -Dlinux -Asystem=unix -Asystem=posix -Acpu=m68k -Amachine=m68k"
+ "-D__ELF__ -Dunix -Dmc68000 -Dmc68020 -Dgnu_linux -Dlinux -Asystem=unix -Asystem=posix -Acpu=m68k -Amachine=m68k"
#undef CPP_SPEC
#ifdef USE_GNULIBC_1
diff --git a/gcc/config/mips/linux.h b/gcc/config/mips/linux.h
index c63c461d847..738e1f644db 100644
--- a/gcc/config/mips/linux.h
+++ b/gcc/config/mips/linux.h
@@ -1,5 +1,5 @@
/* Definitions for MIPS running Linux-based GNU systems with ELF format.
- Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+ Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
This file is part of GNU CC.
@@ -134,11 +134,11 @@ void FN () \
#undef CPP_PREDEFINES
#if TARGET_ENDIAN_DEFAULT == 0
#define CPP_PREDEFINES "-DMIPSEL -D_MIPSEL -Dunix -Dmips -D_mips \
--DR3000 -D_R3000 -Dlinux -Asystem=posix -Acpu=mips \
+-DR3000 -D_R3000 -Dgnu_linux -Dlinux -Asystem=posix -Acpu=mips \
-Amachine=mips -D__ELF__ -D__PIC__ -D__pic__"
#else
#define CPP_PREDEFINES "-DMIPSEB -D_MIPSEB -Dunix -Dmips -D_mips \
--DR3000 -D_R3000 -Dlinux -Asystem=posix -Acpu=mips \
+-DR3000 -D_R3000 -Dgnu_linux -Dlinux -Asystem=posix -Acpu=mips \
-Amachine=mips -D__ELF__ -D__PIC__ -D__pic__"
#endif
diff --git a/gcc/config/pa/pa-linux.h b/gcc/config/pa/pa-linux.h
index 16599ef171a..ffae14dfc75 100644
--- a/gcc/config/pa/pa-linux.h
+++ b/gcc/config/pa/pa-linux.h
@@ -58,7 +58,7 @@ Boston, MA 02111-1307, USA. */
} while (0)
#undef CPP_PREDEFINES
-#define CPP_PREDEFINES "-D__ELF__ -Dunix -D__hppa__ -Dlinux -Asystem=unix -Asystem=posix -Acpu=hppa -Amachine=hppa -Amachine=bigendian"
+#define CPP_PREDEFINES "-D__ELF__ -Dunix -D__hppa__ -Dgnu_linux -Dlinux -Asystem=unix -Asystem=posix -Acpu=hppa -Amachine=hppa -Amachine=bigendian"
#undef LIB_SPEC
#define LIB_SPEC \
diff --git a/gcc/config/pj/linux.h b/gcc/config/pj/linux.h
index 1b79c6178f7..1404a55be73 100644
--- a/gcc/config/pj/linux.h
+++ b/gcc/config/pj/linux.h
@@ -1,5 +1,5 @@
/* Definitions for a picoJava Linux-based GNU system.
- Copyright (C) 2000 Free Software Foundation, Inc.
+ Copyright (C) 2000, 2002 Free Software Foundation, Inc.
This file is part of GNU CC.
@@ -26,7 +26,7 @@ Boston, MA 02111-1307, USA. */
#undef STARTFILE_SPEC
#undef ENDFILE_SPEC
-#define CPP_PREDEFINES "-D__ELF__ -Dunix -D__pj__ -Dlinux -Asystem=posix"
+#define CPP_PREDEFINES "-D__ELF__ -Dunix -D__pj__ -Dgnu_linux -Dlinux -Asystem=posix"
#define STARTFILE_SPEC "crt1.o%s crti.o%s crtbegin.o%s"
#define ENDFILE_SPEC "crtend.o%s crtn.o%s"
diff --git a/gcc/config/rs6000/sysv4.h b/gcc/config/rs6000/sysv4.h
index 6b5f48a12ec..6b97d7777d9 100644
--- a/gcc/config/rs6000/sysv4.h
+++ b/gcc/config/rs6000/sysv4.h
@@ -1221,18 +1221,18 @@ do { \
#endif
#ifdef USE_GNULIBC_1
-#define CPP_OS_LINUX_SPEC "-D__unix__ -D__linux__ \
-%{!undef: \
- %{!ansi: \
- %{!std=*:-Dunix -D__unix -Dlinux -D__linux} \
- %{std=gnu*:-Dunix -D__unix -Dlinux -D__linux}}} \
+#define CPP_OS_LINUX_SPEC "-D__unix__ -D__gnu_linux__ -D__linux__ \
+%{!undef: \
+ %{!ansi: \
+ %{!std=*:-Dunix -D__unix -Dlinux -D__linux} \
+ %{std=gnu*:-Dunix -D__unix -Dlinux -D__linux}}} \
-Asystem=unix -Asystem=posix"
#else
-#define CPP_OS_LINUX_SPEC "-D__unix__ -D__linux__ \
-%{!undef: \
- %{!ansi: \
- %{!std=*:-Dunix -D__unix -Dlinux -D__linux} \
- %{std=gnu*:-Dunix -D__unix -Dlinux -D__linux}}} \
+#define CPP_OS_LINUX_SPEC "-D__unix__ -D__gnu_linux__ -D__linux__ \
+%{!undef: \
+ %{!ansi: \
+ %{!std=*:-Dunix -D__unix -Dlinux -D__linux} \
+ %{std=gnu*:-Dunix -D__unix -Dlinux -D__linux}}} \
-Asystem=unix -Asystem=posix %{pthread:-D_REENTRANT}"
#endif
@@ -1256,9 +1256,9 @@ do { \
%{rdynamic:-export-dynamic} \
%{!dynamic-linker:-dynamic-linker /lib/ld.so.1}}}"
-#define CPP_OS_GNU_SPEC "-D__unix__ -D__GNU__ \
-%{!undef: \
- %{!ansi: -Dunix -D__unix}} \
+#define CPP_OS_GNU_SPEC "-D__unix__ -Dgnu_hurd -D__GNU__ \
+%{!undef: \
+ %{!ansi: -Dunix -D__unix}} \
-Asystem=gnu -Asystem=unix -Asystem=posix %{pthread:-D_REENTRANT}"
/* NetBSD support. */
diff --git a/gcc/config/s390/linux.h b/gcc/config/s390/linux.h
index 5ce0a714e72..365971485e5 100644
--- a/gcc/config/s390/linux.h
+++ b/gcc/config/s390/linux.h
@@ -54,7 +54,7 @@ Boston, MA 02111-1307, USA. */
#define NO_BUILTIN_PTRDIFF_TYPE
#define CPP_PREDEFINES \
- "-Dunix -Asystem(unix) -Dlinux -Asystem(linux) -D__ELF__ \
+ "-Dunix -Asystem(unix) -Dgnu_linux -Dlinux -Asystem(linux) -D__ELF__ \
-Acpu(s390) -Amachine(s390) -D__s390__"
#define CPP_ARCH31_SPEC \
diff --git a/gcc/config/sh/linux.h b/gcc/config/sh/linux.h
index be5bcb58148..a6f94b61f59 100644
--- a/gcc/config/sh/linux.h
+++ b/gcc/config/sh/linux.h
@@ -41,7 +41,7 @@ Boston, MA 02111-1307, USA. */
#undef CPP_PREDEFINES
-#define CPP_PREDEFINES "-D__ELF__ -Dunix -D__sh__ -Dlinux -Asystem=posix"
+#define CPP_PREDEFINES "-D__ELF__ -Dunix -D__sh__ -Dgnu_linux -Dlinux -Asystem=posix"
#undef SUBTARGET_ASM_ENDIAN_SPEC
#define SUBTARGET_ASM_ENDIAN_SPEC "%{!mb:-little}"
diff --git a/gcc/config/sparc/linux-aout.h b/gcc/config/sparc/linux-aout.h
index bed72db14f6..b5930d9ae3c 100644
--- a/gcc/config/sparc/linux-aout.h
+++ b/gcc/config/sparc/linux-aout.h
@@ -1,5 +1,5 @@
/* Definitions for SPARC running Linux-based GNU systems with a.out.
- Copyright (C) 1996, 1997, 1999 Free Software Foundation, Inc.
+ Copyright (C) 1996, 1997, 1999, 2002 Free Software Foundation, Inc.
Contributed by Eddie C. Dost (ecd@skynet.be)
This file is part of GNU CC.
@@ -60,7 +60,7 @@ Boston, MA 02111-1307, USA. */
#define WCHAR_TYPE_SIZE 32
#undef CPP_PREDEFINES
-#define CPP_PREDEFINES "-Dunix -Dsparc -Dlinux -Asystem=unix -Asystem=posix"
+#define CPP_PREDEFINES "-Dunix -Dsparc -Dgnu_linux -Dlinux -Asystem=unix -Asystem=posix"
#undef CPP_SUBTARGET_SPEC
#define CPP_SUBTARGET_SPEC \
diff --git a/gcc/config/sparc/linux.h b/gcc/config/sparc/linux.h
index f7ae4d7f9f1..119fe345e0f 100644
--- a/gcc/config/sparc/linux.h
+++ b/gcc/config/sparc/linux.h
@@ -1,5 +1,5 @@
/* Definitions for SPARC running Linux-based GNU systems with ELF.
- Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
+ Copyright (C) 1996, 1997, 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
Contributed by Eddie C. Dost (ecd@skynet.be)
This file is part of GNU CC.
@@ -101,7 +101,7 @@ Boston, MA 02111-1307, USA. */
#define WCHAR_TYPE_SIZE 32
#undef CPP_PREDEFINES
-#define CPP_PREDEFINES "-D__ELF__ -Dunix -D__sparc__ -Dlinux -Asystem=unix -Asystem=posix"
+#define CPP_PREDEFINES "-D__ELF__ -Dunix -D__sparc__ -Dgnu_linux -Dlinux -Asystem=unix -Asystem=posix"
#undef CPP_SUBTARGET_SPEC
#ifdef USE_GNULIBC_1
diff --git a/gcc/config/sparc/linux64.h b/gcc/config/sparc/linux64.h
index 9540efc40d7..13bd25cc348 100644
--- a/gcc/config/sparc/linux64.h
+++ b/gcc/config/sparc/linux64.h
@@ -169,7 +169,7 @@ ENDFILE_SPEC_COMMON
#endif
#undef CPP_PREDEFINES
-#define CPP_PREDEFINES "-D__ELF__ -Dunix -D_LONGLONG -D__sparc__ -Dlinux -Asystem=unix -Asystem=posix"
+#define CPP_PREDEFINES "-D__ELF__ -Dunix -D_LONGLONG -D__sparc__ -Dgnu_linux -Dlinux -Asystem=unix -Asystem=posix"
#undef CPP_SUBTARGET_SPEC
#define CPP_SUBTARGET_SPEC "\
diff --git a/gcc/config/xtensa/linux.h b/gcc/config/xtensa/linux.h
index 04c6b7f3d6d..afe35ddca6b 100644
--- a/gcc/config/xtensa/linux.h
+++ b/gcc/config/xtensa/linux.h
@@ -1,6 +1,6 @@
/* Xtensa Linux configuration.
Derived from the configuration for GCC for Intel i386 running Linux.
- Copyright (C) 2001 Free Software Foundation, Inc.
+ Copyright (C) 2001, 2002 Free Software Foundation, Inc.
This file is part of GCC.
@@ -52,7 +52,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
#undef CPP_PREDEFINES
#define CPP_PREDEFINES \
"-D__XTENSA__ -D__ELF__ -Acpu=xtensa -Amachine=xtensa \
- -Dunix -Dlinux -Asystem=posix"
+ -Dunix -Dgnu_linux -Dlinux -Asystem=posix"
#undef LOCAL_LABEL_PREFIX
#define LOCAL_LABEL_PREFIX "."
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