Add more const type qualifiers to GAS sources.

	* output-file.c (output_file_create): Make file name argument const.
	(output_file_close): Likewise.
	* output-file.h (output_file_create): Adjust.
	(output_file_close): Likewise.
	* depend.c (quote_string_for_make): Make src argument const char *.
	(register_dependency): Likewise.
	(wrap_output): Likewise.
	* as.h (register_dependency): Adjust.
	* config/tc-xtensa.c (finish_vinsn): Remove unnecessary calls to
	as_where ();
	* symbols.c (S_SET_EXTERNAL): Likewise.
	* input-scrub.c (as_where): Return the file name.
	* as.h (as_where): Adjust prototype.
	* app.c (do_scrub_chars): Adjust.
	* cond.c (s_elseif): Likewise.
	(s_else): Likewise.
	(initialize_cframe): Likewise.
	* config/obj-coff.c (obj_coff_init_stab_section): Likewise.
	* config/obj-elf.c (obj_elf_init_stab_section): Likewise.
	* config/obj-som.c (obj_som_init_stab_section): Likewise.
	* config/tc-aarch64.c (output_info): Likewise.
	* config/tc-ia64.c (md_assemble): Likewise.
	(dot_alias): Likewise.
	* config/tc-m68k.c (m68k_frob_label): Likewise.
	* config/tc-mmix.c (s_bspec): Likewise.
	(mmix_handle_mmixal): Likewise.
	* config/tc-rx.c (rx_include): Likewise.
	* config/tc-tic54x.c (tic54x_set_default_include): Likewise.
	(tic54x_adjust_symtab): Likewise.
	* config/tc-xtensa.c (directive_push): Likewise.
	(xtensa_sanity_check): Likewise.
	(xtensa_relax_frag): Likewise.
	(md_convert_frag): Likewise.
	(tinsn_to_slotbuf): Likewise.
	* dwarf2dbg.c (dwarf2_where): Likewise.
	* ecoff.c (add_file): Likewise.
	(ecoff_generate_asm_lineno): Likewise.
	* expr.c (make_expr_symbol): Likewise.
	* frags.c (frag_new): Likewise.
	(frag_var_init): Likewise.
	* listing.c (listing_newline): Likewise.
	* messages.c (identify): Likewise.
	(as_show_where): Likewise.
	(as_warn_internal): Likewise.
	(as_bad_internal): Likewise.
	* read.c (s_irp): Likewise.
	(s_macro): Likewise.
	(s_reloc): Likewise.
	* stabs.c (stabs_generate_asm_file): Likewise.
	(stabs_generate_asm_lineno): Likewise.
	(stabs_generate_asm_func): Likewise.
	* write.c (fix_new_internal): Likewise.
	* as.h (PRINTF_WHERE_LIKE): Make file name argument const.
	(as_warn_value_out_of_range): Adjust prototype.
	(as_bad_value_out_of_range): Adjust prototype.
	* messages.c (identify): Make file name argument const char *.
	(as_warn_internal): Likewise.
	(as_warn_where): Likewise.
	(as_bad_internal): Likewise.
	(as_bad_where): Likewise.
	(as_internal_value_out_of_range): Likewise.
	(as_warn_value_out_of_range): Likewise.
	(as_bad_value_out_of_range): Likewise.
	* as.h (found_comment_file): Change type to const char *.
	* cond.c (file_line::file): Likewise.
	* config/obj-coff.c (obj_coff_init_stab_section): Make variable const.
	* config/obj-elf.c (obj_elf_init_stab_section): Likewise.
	* config/obj-som.c (obj_som_init_stab_section): Likewise.
	* config/tc-aarch64.c (output_info): Likewise.
	* config/tc-alpha.c (insert_operand): Likewise.
	* config/tc-arc.c (insert_operand): Likewise.
	* config/tc-d30v.c (check_size): Likewise.
	* config/tc-ia64.c (struct alias): Likewise.
	* config/tc-m68k.c (struct label_line): Likewise.
	* config/tc-mcore.c (md_apply_fix): Likewise.
	* config/tc-microblaze.c (md_estimate_size_before_relax): Likewise.
	* config/tc-mips.c (mips16_immed): Likewise.
	* config/tc-mmix.c (mmix_handle_mmixal): Likewise.
	* config/tc-ppc.c (ppc_insert_operand): Likewise.
	* config/tc-rx.c (rx_include): Likewise.
	* config/tc-s390.c (s390_insert_operand): Likewise.
	* config/tc-tic54x.c (tic54x_set_default_include): Likewise.
	(tic54x_adjust_symtab): Likewise.
	* config/tc-tilegx.c (insert_operand): Likewise.
	(apply_special_operator): Likewise.
	* config/tc-tilepro.c (insert_operand): Likewise.
	* config/tc-xtensa.c (directive_push): Likewise.
	* ecoff.c (add_file): Likewise.
	(ecoff_generate_asm_lineno): Likewise.
	* listing.c (listing_newline): Likewise.
	* read.c (s_irp): Likewise.
	* write.c (install_reloc): Likewise.
	* write.h (struct fix): Likewise.
	* input-file.c (file_name): Change type to const char *.
	(saved_file::file_name): Likewise.
	(input_file_open): Change type of argument to const char *.
	* input-file.h (input_file_open): Adjust.
	* input-scrub.c (logical_input_file): change type to const char *.
	(physical_input_file): Likewise.
       	(struct input_save): Adjust.
	(input_scrub_push): Adjust.
	(input_scrub_begin): Adjust.
	(as_where): Adjust.
	* input-scrub.c (input_scrub_new_file): Make file name argument const.
	(input_scrub_include_file): Likewise.
	(new_logical_line_flags): Likewise.
	(new_logical_line): Likewise.
	* as.h: Adjust.
	* frags.h (struct frag): Change type of fr_file to const char *.
	* expr.c (expr_symbol_where): Change type of file argument to
	const char **.
	* expr.h (expr_symbol_where): Likewise.
	* config/tc-i370.c (md_apply_fix): adjust.
	* config/tc-mmix.c (mmix_md_end): Likewise.
	* config/tc-ppc.c (md_apply_fix): Likewise.
	* config/tc-s390.c (md_apply_fix): Likewise.
	* symbols.c (report_op_error): Likewise.
	(resolve_symbol_value): Likewise.
	* config/tc-ia64.c (slot::src_file): Change type to const char *.
	(rsrc::file): Likewise.
	* config/tc-xtensa.c (xtensa_sanity_check): Change type of variable to
	const char *.
	(xtensa_relax_frag): Likewise.
	(md_convert_frag): Likewise.
	(tinsn_to_slotbuf): Likewise.
	* expr.c (expr_symbol_line): Likewise.
	* macro.c (define_macro): Likewise.
	* macro.h (macro_struct): Likewise.
	* messages.c (as_show_where): Likewise.
	* read.c (s_macro): Likewise.
	* stabs.c (stabs_generate_asm_file): Likewise.
	(generate_asm_file): Likewise.
	(stabs_generate_asm_lineno): Likewise.
	* write.h (struct reloc_list): Likewise.
	* input-scrub.c (as_where): Change return type to const char *.
	* as.h (as_wheree): Adjust.

1 files changed, 13 insertions, 19 deletions

diff --git a/gas/config/tc-xtensa.c b/gas/config/tc-xtensa.c
index 5773634..d995131 100644
--- a/gas/config/tc-xtensa.c
+++ b/gas/config/tc-xtensa.c
@@ -1163,11 +1163,11 @@ do_align_targets (void)
 static void
 directive_push (directiveE directive, bfd_boolean negated, const void *datum)
 {
-  char *file;
+  const char *file;
   unsigned int line;
   state_stackS *stack = (state_stackS *) xmalloc (sizeof (state_stackS));
 
-  as_where (&file, &line);
+  file = as_where (&line);
 
   stack->directive = directive;
   stack->negated = negated;
@@ -6327,8 +6327,6 @@ finish_vinsn (vliw_insn *vinsn)
 {
   IStack slotstack;
   int i;
-  char *file_name;
-  unsigned line;
 
   if (find_vinsn_conflicts (vinsn))
     {
@@ -6350,9 +6348,7 @@ finish_vinsn (vliw_insn *vinsn)
 
   if (vinsn->format == XTENSA_UNDEFINED)
     {
-      as_where (&file_name, &line);
-      as_bad_where (file_name, line,
-		    _("couldn't find a valid instruction format"));
+      as_bad (_("couldn't find a valid instruction format"));
       fprintf (stderr, _("    ops were: "));
       for (i = 0; i < vinsn->num_slots; i++)
 	fprintf (stderr, _(" %s;"),
@@ -6376,8 +6372,7 @@ finish_vinsn (vliw_insn *vinsn)
 
   if (resources_conflict (vinsn))
     {
-      as_where (&file_name, &line);
-      as_bad_where (file_name, line, _("illegal resource usage in bundle"));
+      as_bad (_("illegal resource usage in bundle"));
       fprintf (stderr, "    ops were: ");
       for (i = 0; i < vinsn->num_slots; i++)
 	fprintf (stderr, " %s;",
@@ -6474,8 +6469,7 @@ finish_vinsn (vliw_insn *vinsn)
   /* Now check resource conflicts on the modified bundle.  */
   if (resources_conflict (vinsn))
     {
-      as_where (&file_name, &line);
-      as_bad_where (file_name, line, _("illegal resource usage in bundle"));
+      as_bad (_("illegal resource usage in bundle"));
       fprintf (stderr, "    ops were: ");
       for (i = 0; i < vinsn->num_slots; i++)
 	fprintf (stderr, " %s;",
@@ -8491,12 +8485,12 @@ static bfd_boolean is_local_forward_loop (const TInsn *, fragS *);
 static void
 xtensa_sanity_check (void)
 {
-  char *file_name;
+  const char *file_name;
   unsigned line;
   frchainS *frchP;
   asection *s;
 
-  as_where (&file_name, &line);
+  file_name = as_where (&line);
   for (s = stdoutput->sections; s; s = s->next)
     for (frchP = seg_info (s)->frchainP; frchP; frchP = frchP->frch_next)
       {
@@ -9180,14 +9174,14 @@ xtensa_relax_frag (fragS *fragP, long stretch, int *stretched_p)
   xtensa_isa isa = xtensa_default_isa;
   int unreported = fragP->tc_frag_data.unreported_expansion;
   long new_stretch = 0;
-  char *file_name;
+  const char *file_name;
   unsigned line;
   int lit_size;
   static xtensa_insnbuf vbuf = NULL;
   int slot, num_slots;
   xtensa_format fmt;
 
-  as_where (&file_name, &line);
+  file_name = as_where (&line);
   new_logical_line (fragP->fr_file, fragP->fr_line);
 
   fragP->tc_frag_data.unreported_expansion = 0;
@@ -10293,10 +10287,10 @@ md_convert_frag (bfd *abfd ATTRIBUTE_UNUSED, segT sec, fragS *fragp)
   int slot;
   int num_slots;
   xtensa_format fmt;
-  char *file_name;
+  const char *file_name;
   unsigned line;
 
-  as_where (&file_name, &line);
+  file_name = as_where (&line);
   new_logical_line (fragp->fr_file, fragp->fr_line);
 
   switch (fragp->fr_subtype)
@@ -12571,7 +12565,7 @@ tinsn_to_slotbuf (xtensa_format fmt,
       expressionS *exp = &tinsn->tok[i];
       int rc;
       unsigned line;
-      char *file_name;
+      const char *file_name;
       uint32 opnd_value;
 
       switch (exp->X_op)
@@ -12592,7 +12586,7 @@ tinsn_to_slotbuf (xtensa_format fmt,
 	case O_constant:
 	  if (xtensa_operand_is_visible (isa, opcode, i) == 0)
 	    break;
-	  as_where (&file_name, &line);
+	  file_name = as_where (&line);
 	  /* It is a constant and we called this function
 	     then we have to try to fit it.  */
 	  xtensa_insnbuf_set_operand (slotbuf, fmt, slot, opcode, i,