[PATCH] Always include defs.h first.

[Pedro Alves <palves at redhat dot com>]

defs.h should always be the first included header in a .c file.  In
turn, this means that a foo.h header should not need to include
defs.h, as the .c file always includes defs.h before including foo.h.

I did

$ grep "\"defs\.h" *.c -B 3 | grep include | grep -v "\"defs"

and

$ grep "\"defs\.h" *.h

and hopefully caught all cases.

Applied.

2012-11-07  Pedro Alves  <palves@redhat.com>

	* arm-tdep.c: Make defs.h be the first include.
	* coff-pe-read.c: Ditto.
	* gnu-nat.c: Ditto.
	* go32-nat.c: Ditto.
	* i386-nat.c: Ditto.
	* ppcnbsd-nat.c: Ditto.
	* ada-varobj.h: Don't include defs.h.
	* i386-darwin-tdep.h: Ditto.
	* i386-nat.h: Ditto.
---
 gdb/ada-varobj.h       |    1 -
 gdb/arm-tdep.c         |    3 ++-
 gdb/coff-pe-read.c     |    3 ++-
 gdb/gnu-nat.c          |    3 ++-
 gdb/go32-nat.c         |    3 ++-
 gdb/i386-darwin-tdep.h |    1 -
 gdb/i386-nat.c         |    2 +-
 gdb/i386-nat.h         |    2 --
 gdb/ppcnbsd-nat.c      |    3 ++-
 9 files changed, 11 insertions(+), 10 deletions(-)

diff --git a/gdb/ada-varobj.h b/gdb/ada-varobj.h
index 2ef1a70..21f4cec 100644
--- a/gdb/ada-varobj.h
+++ b/gdb/ada-varobj.h
@@ -20,7 +20,6 @@
 #ifndef ADA_VAROBJ_H
 #define ADA_VAROBJ_H
 
-#include "defs.h"
 #include "varobj.h"
 
 struct value;
diff --git a/gdb/arm-tdep.c b/gdb/arm-tdep.c
index 05a030a..fbc2479 100644
--- a/gdb/arm-tdep.c
+++ b/gdb/arm-tdep.c
@@ -18,9 +18,10 @@
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
+#include "defs.h"
+
 #include <ctype.h>		/* XXX for isupper ().  */
 
-#include "defs.h"
 #include "frame.h"
 #include "inferior.h"
 #include "gdbcmd.h"
diff --git a/gdb/coff-pe-read.c b/gdb/coff-pe-read.c
index 66c7c82..fd55170 100644
--- a/gdb/coff-pe-read.c
+++ b/gdb/coff-pe-read.c
@@ -21,9 +21,10 @@
 
    Contributed by Raoul M. Gough (RaoulGough@yahoo.co.uk).  */
 
+#include "defs.h"
+
 #include "coff-pe-read.h"
 
-#include "defs.h"
 #include "bfd.h"
 #include "gdbtypes.h"
 
diff --git a/gdb/gnu-nat.c b/gdb/gnu-nat.c
index 2ca01e1..b34935e 100644
--- a/gdb/gnu-nat.c
+++ b/gdb/gnu-nat.c
@@ -22,6 +22,8 @@
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include "defs.h"
+
 #include <ctype.h>
 #include <errno.h>
 #include <limits.h>
@@ -52,7 +54,6 @@
 
 #include <portinfo.h>
 
-#include "defs.h"
 #include "inferior.h"
 #include "symtab.h"
 #include "value.h"
diff --git a/gdb/go32-nat.c b/gdb/go32-nat.c
index d848017..ef1da91 100644
--- a/gdb/go32-nat.c
+++ b/gdb/go32-nat.c
@@ -82,9 +82,10 @@
    GDB does not use those as of this writing, and will never need
    to.  */
 
+#include "defs.h"
+
 #include <fcntl.h>
 
-#include "defs.h"
 #include "i386-nat.h"
 #include "inferior.h"
 #include "gdbthread.h"
diff --git a/gdb/i386-darwin-tdep.h b/gdb/i386-darwin-tdep.h
index 8be9946..4732b2d 100644
--- a/gdb/i386-darwin-tdep.h
+++ b/gdb/i386-darwin-tdep.h
@@ -19,7 +19,6 @@
 #ifndef __I386_DARWIN_TDEP_H__
 #define __I386_DARWIN_TDEP_H__
 
-#include "defs.h"
 #include "frame.h"
 
 /* Mapping between the general-purpose registers in Darwin x86 thread_state
diff --git a/gdb/i386-nat.c b/gdb/i386-nat.c
index e7d9b4d..559bc29 100644
--- a/gdb/i386-nat.c
+++ b/gdb/i386-nat.c
@@ -18,8 +18,8 @@
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
-#include "i386-nat.h"
 #include "defs.h"
+#include "i386-nat.h"
 #include "breakpoint.h"
 #include "command.h"
 #include "gdbcmd.h"
diff --git a/gdb/i386-nat.h b/gdb/i386-nat.h
index c06993c..be563ef 100644
--- a/gdb/i386-nat.h
+++ b/gdb/i386-nat.h
@@ -20,8 +20,6 @@
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
-#include "defs.h"
-
 #ifndef I386_NAT_H
 #define I386_NAT_H 1
 
diff --git a/gdb/ppcnbsd-nat.c b/gdb/ppcnbsd-nat.c
index 8f73283..2b7837d 100644
--- a/gdb/ppcnbsd-nat.c
+++ b/gdb/ppcnbsd-nat.c
@@ -19,13 +19,14 @@
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
+#include "defs.h"
+
 #include <sys/types.h>
 #include <sys/ptrace.h>
 #include <machine/reg.h>
 #include <machine/frame.h>
 #include <machine/pcb.h>
 
-#include "defs.h"
 #include "gdbcore.h"
 #include "inferior.h"
 #include "regcache.h"