Tue Mar 30 08:06:24 1993 Jim Kingdon (kingdon@cygnus.com)

* command.c (do_setshow_command): Use %u with var_{u,z}integer.

	* command.{c,h}: New var_type var_integer.
	main.c: Use it for history_size.

	* rs6000-tdep.c, xcoffexec.c, config/rs6000/xm-rs6000.h, breakpoint.c:
	Lint and byte-order fixups.

gdb/ChangeLog

@@ -1,5 +1,13 @@
 Tue Mar 30 08:06:24 1993  Jim Kingdon  (kingdon@cygnus.com)
 
+	* command.c (do_setshow_command): Use %u with var_{u,z}integer.
+
+	* command.{c,h}: New var_type var_integer.
+	main.c: Use it for history_size.
+
+	* rs6000-tdep.c, xcoffexec.c, config/rs6000/xm-rs6000.h, breakpoint.c:
+	Lint and byte-order fixups.
+
 	* breakpoint.c (print_it_normal): Return 0 after hitting watchpoint.
 
 	* breakpoint.h (bpstat): New field print_it.

gdb/breakpoint.c

@@ -942,7 +942,7 @@ bpstat_stop_status (pc, frame_address)
 	    "Error evaluating expression for watchpoint %d\n";
 	  char message[sizeof (message1) + 30 /* slop */];
 	  sprintf (message, message1, b->number);
-	  switch (catch_errors (watchpoint_check, bs, message))
+	  switch (catch_errors (watchpoint_check, (char *) bs, message))
 	    {
 	    case WP_DISABLED:
 	      /* We've already printed what needs to be printed.  */

gdb/command.c

@@ -1058,6 +1058,20 @@ do_setshow_command (arg, from_tty, c)
 	  if (*(unsigned int *) c->var == 0)
 	    *(unsigned int *) c->var = UINT_MAX;
 	  break;
+	case var_integer:
+	  {
+	    unsigned int val;
+	    if (arg == NULL)
+	      error_no_arg ("integer to set it to.");
+	    val = parse_and_eval_address (arg);
+	    if (val == 0)
+	      *(int *) c->var = INT_MAX;
+	    else if (val >= INT_MAX)
+	      error ("integer %u out of range", val);
+	    else
+	      *(int *) c->var = val;
+	    break;
+	  }
 	case var_zinteger:
 	  if (arg == NULL)
 	    error_no_arg ("integer to set it to.");
@@ -1101,8 +1115,17 @@ do_setshow_command (arg, from_tty, c)
 	}
 	/* else fall through */
       case var_zinteger:
-	fprintf_filtered (stdout, "%d", *(unsigned int *) c->var);
+	fprintf_filtered (stdout, "%u", *(unsigned int *) c->var);
 	break;
+      case var_integer:
+	if (*(int *) c->var == INT_MAX)
+	  {
+	    fputs_filtered ("unlimited", stdout);
+	  }
+	else
+	  fprintf_filtered (stdout, "%d", *(int *) c->var);
+	break;
+	    
       default:
 	error ("gdb internal error: bad var_type in do_setshow_command");
       }

gdb/config/rs6000/xm-rs6000.h

@@ -85,6 +85,9 @@ extern char *strdup PARAMS ((char *));
 #define	SIGWINCH_HANDLER  aix_resizewindow
 extern	void	aix_resizewindow ();
 
+/* This doesn't seem to be declared in any header file I can find.  */
+char *termdef PARAMS ((int, int));
+
 /* `lines_per_page' and `chars_per_line' are local to utils.c. Rectify this. */
 
 #define	SIGWINCH_HANDLER_BODY	\

gdb/rs6000-tdep.c

@@ -135,7 +135,7 @@ single_step (signal)
   if (!one_stepped) {
     loc = read_pc ();
 
-    read_memory (loc, &insn, 4);
+    read_memory (loc, (char *) &insn, 4);
 
     breaks[0] = loc + INSNLEN(insn);
     opcode = insn >> 26;
@@ -322,7 +322,14 @@ extern int stop_stack_dummy;
 void
 push_dummy_frame ()
 {
-  int sp, pc;				/* stack pointer and link register */
+  /* stack pointer.  */
+  CORE_ADDR sp;
+
+  /* link register.  */
+  CORE_ADDR pc;
+  /* Same thing, target byte order.  */
+  char pc_targ[4];
+  
   int ii;
 
   target_fetch_registers (-1);
@@ -338,7 +345,8 @@ push_dummy_frame ()
   }
   
   sp = read_register(SP_REGNUM);
-  pc = read_register(PC_REGNUM);  
+  pc = read_register(PC_REGNUM);
+  memcpy (pc_targ, (char *) &pc, 4);
 
   dummy_frame_addr [dummy_frame_count++] = sp;
 
@@ -357,7 +365,7 @@ push_dummy_frame ()
   set_current_frame (create_new_frame (sp-DUMMY_FRAME_SIZE, pc));
 
   /* save program counter in link register's space. */
-  write_memory (sp+8, &pc, 4);
+  write_memory (sp+8, pc_targ, 4);
 
   /* save all floating point and general purpose registers here. */
 
@@ -382,7 +390,7 @@ push_dummy_frame ()
   sp -= DUMMY_FRAME_SIZE;
 
   /* And finally, this is the back chain. */
-  write_memory (sp+8, &pc, 4);
+  write_memory (sp+8, pc_targ, 4);
 }
 
 
@@ -449,7 +457,7 @@ pop_dummy_frame ()
 void
 pop_frame ()
 {
-  int pc, lr, sp, prev_sp;		/* %pc, %lr, %sp */
+  CORE_ADDR pc, lr, sp, prev_sp;		/* %pc, %lr, %sp */
   struct aix_framedata fdata;
   FRAME fr = get_current_frame ();
   int addr, ii;
@@ -469,11 +477,11 @@ pop_frame ()
   addr = get_pc_function_start (fr->pc) + FUNCTION_START_OFFSET;
   function_frame_info (addr, &fdata);
 
-  read_memory (sp, &prev_sp, 4);
+  prev_sp = read_memory_integer (sp, 4);
   if (fdata.frameless)
     lr = read_register (LR_REGNUM);
   else
-    read_memory (prev_sp+8, &lr, 4);
+    lr = read_memory_integer (prev_sp+8, 4);
 
   /* reset %pc value. */
   write_register (PC_REGNUM, lr);
@@ -826,7 +834,7 @@ ran_out_of_registers_for_arguments:
         ++f_argno;
       }
 
-      write_memory (sp+24+(ii*4), VALUE_CONTENTS (arg), len);
+      write_memory (sp+24+(ii*4), (char *) VALUE_CONTENTS (arg), len);
       ii += ((len + 3) & -4) / 4;
     }
   }
@@ -927,7 +935,7 @@ CORE_ADDR pc;
   for (ii=0; trampoline_code[ii]; ++ii) {
     op  = read_memory_integer (pc + (ii*4), 4);
     if (op != trampoline_code [ii])
-      return NULL;
+      return 0;
   }
   ii = read_register (11);		/* r11 holds destination addr	*/
   pc = read_memory_integer (ii, 4);	/* (r11) value			*/
@@ -1110,7 +1118,10 @@ unsigned int pid;
     vmap_ldinfo(ldi);
 
    do {
-     add_text_to_loadinfo (ldi->ldinfo_textorg, ldi->ldinfo_dataorg);
+     /* We are allowed to assume CORE_ADDR == pointer.  This code is
+	native only.  */
+     add_text_to_loadinfo ((CORE_ADDR) ldi->ldinfo_textorg,
+			   (CORE_ADDR) ldi->ldinfo_dataorg);
     } while (ldi->ldinfo_next
 	     && (ldi = (void *) (ldi->ldinfo_next + (char *) ldi)));
 

gdb/xcoffexec.c

@@ -241,8 +241,9 @@ build_section_table (some_bfd, start, end)
 }
 
 void
-sex_to_vmap(bfd *bf, sec_ptr sex, struct vmap_and_bfd *vmap_bfd) 
+sex_to_vmap(bfd *bf, sec_ptr sex, PTR arg3) 
 {
+  struct vmap_and_bfd *vmap_bfd = (struct vmap_and_bfd *)arg3;
   register struct vmap *vp, **vpp;
   register struct symtab *syms;
   bfd *arch = vmap_bfd->pbfd;
@@ -571,9 +572,10 @@ retry:
 	  /* found a corresponding VMAP. remap! */
 	  ostart = vp->tstart;
 
-	  vp->tstart = ldi->ldinfo_textorg;
+	  /* We can assume pointer == CORE_ADDR, this code is native only.  */
+	  vp->tstart = (CORE_ADDR) ldi->ldinfo_textorg;
 	  vp->tend   = vp->tstart + ldi->ldinfo_textsize;
-	  vp->dstart = ldi->ldinfo_dataorg;
+	  vp->dstart = (CORE_ADDR) ldi->ldinfo_dataorg;
 	  vp->dend   = vp->dstart + ldi->ldinfo_datasize;
 
 	  if (vp->tadj) {
@@ -920,9 +922,10 @@ bfd_err:
 
       offset += ldip->ldinfo_next;
 
-      vp->tstart = ldip->ldinfo_textorg;
+      /* We can assume pointer == CORE_ADDR, this code is native only.  */
+      vp->tstart = (CORE_ADDR) ldip->ldinfo_textorg;
       vp->tend = vp->tstart + ldip->ldinfo_textsize;
-      vp->dstart = ldip->ldinfo_dataorg;
+      vp->dstart = (CORE_ADDR) ldip->ldinfo_dataorg;
       vp->dend = vp->dstart + ldip->ldinfo_datasize;
 
       if (vp->tadj != 0) {
@@ -965,7 +968,8 @@ bfd_err:
 
       vmap_symtab (vp);
 
-      add_text_to_loadinfo (ldip->ldinfo_textorg, ldip->ldinfo_dataorg);
+      add_text_to_loadinfo ((CORE_ADDR)ldip->ldinfo_textorg,
+			    (CORE_ADDR)ldip->ldinfo_dataorg);
     } while (ldip->ldinfo_next != 0);
   vmap_exec ();
   do_cleanups (old);