2003-01-06 Andrew Cagney <cagney@redhat.com>

	* MAINTAINERS (Target Instruction Set Architectures): Update
	arm-elf.  Can be built with -Werror, has been multiarched.

	* value.h (unpack_long): Make buffer parameter constant.
	(unpack_double, unpack_pointer, unpack_field_as_long): Ditto.
	* scm-lang.h (scm_parse): Ditto.
	* defs.h (extract_typed_address, extract_address): Ditto.
	(extract_long_unsigned_integer): Ditto.
	* inferior.h (unsigned_pointer_to_address): Ditto.
	(signed_pointer_to_address): Ditto.
	* gdbarch.sh (POINTER_TO_ADDRESS): Ditto.
	* gdbarch.h, gdbarch.c: Regenerate.
	* findvar.c (extract_long_unsigned_integer): Update.
	(extract_address): Update.
	(extract_typed_address): Update.
	(unsigned_pointer_to_address): Update.
	* values.c (unpack_long): Update.
	(unpack_double): Update.
	(unpack_pointer): Update.
	(unpack_field_as_long): Update.
	* d10v-tdep.c (d10v_pointer_to_address): Update.
	* avr-tdep.c (avr_pointer_to_address): Update.
	* scm-lang.c (scm_unpack): Update.
	* findvar.c (signed_pointer_to_address): Update.

15 files changed, 57 insertions, 29 deletions

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 408592e..f5c0627 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,30 @@
+2003-01-06  Andrew Cagney  <cagney@redhat.com>
+
+	* MAINTAINERS (Target Instruction Set Architectures): Update
+	arm-elf.  Can be built with -Werror, has been multiarched.
+
+	* value.h (unpack_long): Make buffer parameter constant.
+	(unpack_double, unpack_pointer, unpack_field_as_long): Ditto.
+	* scm-lang.h (scm_parse): Ditto.
+	* defs.h (extract_typed_address, extract_address): Ditto.
+	(extract_long_unsigned_integer): Ditto.
+	* inferior.h (unsigned_pointer_to_address): Ditto.
+	(signed_pointer_to_address): Ditto.
+	* gdbarch.sh (POINTER_TO_ADDRESS): Ditto.
+	* gdbarch.h, gdbarch.c: Regenerate.
+	* findvar.c (extract_long_unsigned_integer): Update.
+	(extract_address): Update.
+	(extract_typed_address): Update.
+	(unsigned_pointer_to_address): Update.
+	* values.c (unpack_long): Update.
+	(unpack_double): Update.
+	(unpack_pointer): Update.
+	(unpack_field_as_long): Update.
+	* d10v-tdep.c (d10v_pointer_to_address): Update.
+	* avr-tdep.c (avr_pointer_to_address): Update.
+	* scm-lang.c (scm_unpack): Update.
+	* findvar.c (signed_pointer_to_address): Update.
+
 2003-01-06  Michal Ludvig  <mludvig@suse.cz>
 
 	* x86-64-linux-nat.c (i386_sse_regnum_p): Deleted. Not needed anymore 
diff --git a/gdb/MAINTAINERS b/gdb/MAINTAINERS
index feb558b..b6a7655 100644
--- a/gdb/MAINTAINERS
+++ b/gdb/MAINTAINERS
@@ -62,11 +62,10 @@ maintainer works with the native maintainer when resolving API issues.
 
 	arc		Deleted.
 
-	arm		--target=arm-elf ,
+	arm		--target=arm-elf ,-Werror
 			Fernando Nasser		fnasser@redhat.com
 			Scott Bambrough		scottb@netwinder.org
 			Richard Earnshaw	rearnsha@arm.com
-			Not multi-arch
 
 	avr		--target=avr ,-Werror
 			Theodore A. Roth	troth@verinet.com
diff --git a/gdb/avr-tdep.c b/gdb/avr-tdep.c
index 64f8822..07f0ece 100644
--- a/gdb/avr-tdep.c
+++ b/gdb/avr-tdep.c
@@ -322,7 +322,7 @@ avr_address_to_pointer (struct type *type, void *buf, CORE_ADDR addr)
 }
 
 static CORE_ADDR
-avr_pointer_to_address (struct type *type, void *buf)
+avr_pointer_to_address (struct type *type, const void *buf)
 {
   CORE_ADDR addr = extract_address (buf, TYPE_LENGTH (type));
 
diff --git a/gdb/d10v-tdep.c b/gdb/d10v-tdep.c
index 46f3129..3707cd0 100644
--- a/gdb/d10v-tdep.c
+++ b/gdb/d10v-tdep.c
@@ -429,7 +429,7 @@ d10v_address_to_pointer (struct type *type, void *buf, CORE_ADDR addr)
 }
 
 static CORE_ADDR
-d10v_pointer_to_address (struct type *type, void *buf)
+d10v_pointer_to_address (struct type *type, const void *buf)
 {
   CORE_ADDR addr = extract_address (buf, TYPE_LENGTH (type));
 
diff --git a/gdb/defs.h b/gdb/defs.h
index 0e7539a..3ca6847 100644
--- a/gdb/defs.h
+++ b/gdb/defs.h
@@ -1111,11 +1111,11 @@ extern LONGEST extract_signed_integer (const void *, int);
 
 extern ULONGEST extract_unsigned_integer (const void *, int);
 
-extern int extract_long_unsigned_integer (void *, int, LONGEST *);
+extern int extract_long_unsigned_integer (const void *, int, LONGEST *);
 
-extern CORE_ADDR extract_address (void *, int);
+extern CORE_ADDR extract_address (const void *, int);
 
-extern CORE_ADDR extract_typed_address (void *buf, struct type *type);
+extern CORE_ADDR extract_typed_address (const void *buf, struct type *type);
 
 extern void store_signed_integer (void *, int, LONGEST);
 
diff --git a/gdb/findvar.c b/gdb/findvar.c
index 9a34b85..980bb57 100644
--- a/gdb/findvar.c
+++ b/gdb/findvar.c
@@ -115,7 +115,7 @@ That operation is not available on integers of more than %d bytes.",
    function returns 1 and sets *PVAL.  Otherwise it returns 0.  */
 
 int
-extract_long_unsigned_integer (void *addr, int orig_len, LONGEST *pval)
+extract_long_unsigned_integer (const void *addr, int orig_len, LONGEST *pval)
 {
   char *p, *first_addr;
   int len;
@@ -173,7 +173,7 @@ extract_long_unsigned_integer (void *addr, int orig_len, LONGEST *pval)
    else based on POINTER_TO_ADDRESS.  */
 
 CORE_ADDR
-extract_address (void *addr, int len)
+extract_address (const void *addr, int len)
 {
   /* Assume a CORE_ADDR can fit in a LONGEST (for now).  Not sure
      whether we want this to be true eventually.  */
@@ -184,7 +184,7 @@ extract_address (void *addr, int len)
 /* Treat the bytes at BUF as a pointer of type TYPE, and return the
    address it represents.  */
 CORE_ADDR
-extract_typed_address (void *buf, struct type *type)
+extract_typed_address (const void *buf, struct type *type)
 {
   if (TYPE_CODE (type) != TYPE_CODE_PTR
       && TYPE_CODE (type) != TYPE_CODE_REF)
@@ -347,13 +347,13 @@ value_of_register (int regnum, struct frame_info *frame)
 /* Given a pointer of type TYPE in target form in BUF, return the
    address it represents.  */
 CORE_ADDR
-unsigned_pointer_to_address (struct type *type, void *buf)
+unsigned_pointer_to_address (struct type *type, const void *buf)
 {
   return extract_address (buf, TYPE_LENGTH (type));
 }
 
 CORE_ADDR
-signed_pointer_to_address (struct type *type, void *buf)
+signed_pointer_to_address (struct type *type, const void *buf)
 {
   return extract_signed_integer (buf, TYPE_LENGTH (type));
 }
diff --git a/gdb/gdbarch.c b/gdb/gdbarch.c
index e39ff5a..9519bb3 100644
--- a/gdb/gdbarch.c
+++ b/gdb/gdbarch.c
@@ -4025,7 +4025,7 @@ set_gdbarch_value_to_register (struct gdbarch *gdbarch,
 }
 
 CORE_ADDR
-gdbarch_pointer_to_address (struct gdbarch *gdbarch, struct type *type, void *buf)
+gdbarch_pointer_to_address (struct gdbarch *gdbarch, struct type *type, const void *buf)
 {
   gdb_assert (gdbarch != NULL);
   if (gdbarch->pointer_to_address == 0)
diff --git a/gdb/gdbarch.h b/gdb/gdbarch.h
index d973fa3..bc5d9ca 100644
--- a/gdb/gdbarch.h
+++ b/gdb/gdbarch.h
@@ -1428,8 +1428,8 @@ extern void set_gdbarch_value_to_register (struct gdbarch *gdbarch, gdbarch_valu
 #define POINTER_TO_ADDRESS(type, buf) (unsigned_pointer_to_address (type, buf))
 #endif
 
-typedef CORE_ADDR (gdbarch_pointer_to_address_ftype) (struct type *type, void *buf);
-extern CORE_ADDR gdbarch_pointer_to_address (struct gdbarch *gdbarch, struct type *type, void *buf);
+typedef CORE_ADDR (gdbarch_pointer_to_address_ftype) (struct type *type, const void *buf);
+extern CORE_ADDR gdbarch_pointer_to_address (struct gdbarch *gdbarch, struct type *type, const void *buf);
 extern void set_gdbarch_pointer_to_address (struct gdbarch *gdbarch, gdbarch_pointer_to_address_ftype *pointer_to_address);
 #if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (POINTER_TO_ADDRESS)
 #error "Non multi-arch definition of POINTER_TO_ADDRESS"
diff --git a/gdb/gdbarch.sh b/gdb/gdbarch.sh
index 5848ca8..12131d8 100755
--- a/gdb/gdbarch.sh
+++ b/gdb/gdbarch.sh
@@ -530,7 +530,7 @@ f:1:CONVERT_REGISTER_P:int:convert_register_p:int regnum:regnum::0:legacy_conver
 f:1:REGISTER_TO_VALUE:void:register_to_value:int regnum, struct type *type, char *from, char *to:regnum, type, from, to::0:legacy_register_to_value::0
 f:1:VALUE_TO_REGISTER:void:value_to_register:struct type *type, int regnum, char *from, char *to:type, regnum, from, to::0:legacy_value_to_register::0
 #
-f:2:POINTER_TO_ADDRESS:CORE_ADDR:pointer_to_address:struct type *type, void *buf:type, buf:::unsigned_pointer_to_address::0
+f:2:POINTER_TO_ADDRESS:CORE_ADDR:pointer_to_address:struct type *type, const void *buf:type, buf:::unsigned_pointer_to_address::0
 f:2:ADDRESS_TO_POINTER:void:address_to_pointer:struct type *type, void *buf, CORE_ADDR addr:type, buf, addr:::unsigned_address_to_pointer::0
 F:2:INTEGER_TO_ADDRESS:CORE_ADDR:integer_to_address:struct type *type, void *buf:type, buf
 #
diff --git a/gdb/inferior.h b/gdb/inferior.h
index 09cd7ff..79ca670 100644
--- a/gdb/inferior.h
+++ b/gdb/inferior.h
@@ -185,11 +185,12 @@ extern CORE_ADDR read_fp (void);
 
 extern CORE_ADDR generic_target_read_fp (void);
 
-extern CORE_ADDR unsigned_pointer_to_address (struct type *type, void *buf);
+extern CORE_ADDR unsigned_pointer_to_address (struct type *type, const void *buf);
 
 extern void unsigned_address_to_pointer (struct type *type, void *buf,
 					 CORE_ADDR addr);
-extern CORE_ADDR signed_pointer_to_address (struct type *type, void *buf);
+extern CORE_ADDR signed_pointer_to_address (struct type *type,
+					    const void *buf);
 extern void address_to_signed_pointer (struct type *type, void *buf,
 				       CORE_ADDR addr);
 
diff --git a/gdb/scm-lang.c b/gdb/scm-lang.c
index 5b2f0c5..4d3f2c1 100644
--- a/gdb/scm-lang.c
+++ b/gdb/scm-lang.c
@@ -87,7 +87,7 @@ scm_get_field (LONGEST svalue, int index)
    or Boolean (CONTEXT == TYPE_CODE_BOOL).  */
 
 LONGEST
-scm_unpack (struct type *type, char *valaddr, enum type_code context)
+scm_unpack (struct type *type, const char *valaddr, enum type_code context)
 {
   if (is_scmvalue_type (type))
     {
diff --git a/gdb/scm-lang.h b/gdb/scm-lang.h
index 713b030..e3af0a1 100644
--- a/gdb/scm-lang.h
+++ b/gdb/scm-lang.h
@@ -67,4 +67,4 @@ extern struct type *builtin_type_scm;
 
 extern int scm_parse (void);
 
-extern LONGEST scm_unpack (struct type *, char *, enum type_code);
+extern LONGEST scm_unpack (struct type *, const char *, enum type_code);
diff --git a/gdb/value.h b/gdb/value.h
index 7e108c6..1ba2864 100644
--- a/gdb/value.h
+++ b/gdb/value.h
@@ -284,13 +284,14 @@ extern DOUBLEST value_as_double (struct value *val);
 
 extern CORE_ADDR value_as_address (struct value *val);
 
-extern LONGEST unpack_long (struct type *type, char *valaddr);
+extern LONGEST unpack_long (struct type *type, const char *valaddr);
 
-extern DOUBLEST unpack_double (struct type *type, char *valaddr, int *invp);
+extern DOUBLEST unpack_double (struct type *type, const char *valaddr,
+			       int *invp);
 
-extern CORE_ADDR unpack_pointer (struct type *type, char *valaddr);
+extern CORE_ADDR unpack_pointer (struct type *type, const char *valaddr);
 
-extern LONGEST unpack_field_as_long (struct type *type, char *valaddr,
+extern LONGEST unpack_field_as_long (struct type *type, const char *valaddr,
 				     int fieldno);
 
 extern struct value *value_from_longest (struct type *type, LONGEST num);
diff --git a/gdb/values.c b/gdb/values.c
index 950dee6..5b76d6c 100644
--- a/gdb/values.c
+++ b/gdb/values.c
@@ -679,7 +679,7 @@ value_as_address (struct value *val)
    to an INT (or some size).  After all, it is only an offset.  */
 
 LONGEST
-unpack_long (struct type *type, char *valaddr)
+unpack_long (struct type *type, const char *valaddr)
 {
   register enum type_code code = TYPE_CODE (type);
   register int len = TYPE_LENGTH (type);
@@ -728,7 +728,7 @@ unpack_long (struct type *type, char *valaddr)
    format, result is in host format.  */
 
 DOUBLEST
-unpack_double (struct type *type, char *valaddr, int *invp)
+unpack_double (struct type *type, const char *valaddr, int *invp)
 {
   enum type_code code;
   int len;
@@ -785,7 +785,7 @@ unpack_double (struct type *type, char *valaddr, int *invp)
    to an INT (or some size).  After all, it is only an offset.  */
 
 CORE_ADDR
-unpack_pointer (struct type *type, char *valaddr)
+unpack_pointer (struct type *type, const char *valaddr)
 {
   /* Assume a CORE_ADDR can fit in a LONGEST (for now).  Not sure
      whether we want this to be true eventually.  */
@@ -1038,7 +1038,7 @@ value_fn_field (struct value **arg1p, struct fn_field *f, int j, struct type *ty
    If the field is signed, we also do sign extension. */
 
 LONGEST
-unpack_field_as_long (struct type *type, char *valaddr, int fieldno)
+unpack_field_as_long (struct type *type, const char *valaddr, int fieldno)
 {
   ULONGEST val;
   ULONGEST valmask;
diff --git a/gdb/xstormy16-tdep.c b/gdb/xstormy16-tdep.c
index 0c14f3d..aaf5ae2 100644
--- a/gdb/xstormy16-tdep.c
+++ b/gdb/xstormy16-tdep.c
@@ -958,7 +958,7 @@ xstormy16_in_solib_call_trampoline (CORE_ADDR pc, char *name)
 }
 
 static CORE_ADDR
-xstormy16_pointer_to_address (struct type *type, void *buf)
+xstormy16_pointer_to_address (struct type *type, const void *buf)
 {
   enum type_code target = TYPE_CODE (TYPE_TARGET_TYPE (type));
   CORE_ADDR addr = extract_address (buf, TYPE_LENGTH (type));