gdb

2010-03-05  Corinna Vinschen  <vinschen@redhat.com>
	    Tom Tromey  <tromey@redhat.com>

	* utils.c (host_char_to_target): Add 'gdbarch' argument.
	(parse_escape): Likewise.
	* python/py-utils.c (unicode_to_target_string): Update.
	(unicode_to_target_python_string): Update.
	(target_string_to_unicode): Update.
	* printcmd.c (printf_command): Update.
	* p-exp.y (yylex): Update.
	* objc-exp.y (yylex): Update.
	* mi/mi-parse.c: Include charset.h.
	(mi_parse_escape): New function.
	(mi_parse_argv): Use it.
	* jv-exp.y (yylex): Update.
	* i386-cygwin-tdep.c (i386_cygwin_auto_wide_charset): New
	function.
	(i386_cygwin_init_abi): Call set_gdbarch_auto_wide_charset.
	* gdbarch.sh (auto_charset, auto_wide_charset): New.
	* gdbarch.c: Rebuild.
	* gdbarch.h: Rebuild.
	* defs.h (parse_escape): Update.
	* cli/cli-setshow.c: Include arch-utils.h.
	(do_setshow_command): Update.
	* cli/cli-cmds.c (echo_command): Update.
	* charset.h (target_charset, target_wide_charset): Update.
	* charset.c: Include arch-utils.h.
	(target_charset_name): Default to "auto".
	(target_wide_charset_name): Likewise.
	(show_target_charset_name): Handle "auto".
	(show_target_wide_charset_name): Likewise.
	(be_le_arch): New global.
	(set_be_le_names): Add 'gdbarch' argument.
	(validate): Likewise.  Don't call set_be_le_names.
	(set_charset_sfunc, set_host_charset_sfunc)
	(set_target_charset_sfunc, set_target_wide_charset_sfunc):
	Update.
	(target_charset): Add 'gdbarch' argument.
	(target_wide_charset): Likewise.  Remove 'byte_order' argument.
	(auto_target_charset_name): New global.
	(default_auto_charset, default_auto_wide_charset): New functions.
	(_initialize_charset): Set auto_target_charset_name.  Allow "auto"
	for target charsets.  Copy result of nl_langinfo.  Use GetACP if
	USE_WIN32API.
	* c-lang.c (charset_for_string_type): Add 'gdbarch' argument,
	remove 'byte_order' argument.  Update.
	(classify_type): Likewise.
	(c_emit_char): Update.
	(c_printchar): Update.
	(c_printstr): Update.
	(c_get_string): Update.
	(evaluate_subexp_c): Update.
	* arch-utils.h (default_auto_charset, default_auto_wide_charset):
	Declare.
	* python/python.c (gdbpy_target_charset): New function.
	(gdbpy_target_wide_charset): Likewise.
	(GdbMethods): Update.
	* NEWS: Update.
gdb/doc
	* gdb.texinfo (Basic Python): Document target_charset and
	target_wide_charset.
gdb/testsuite
	* gdb.python/py-prettyprint.py (pp_nullstr.to_string): Use
	gdb.target_charset.
	(pp_ns.to_string): Likewise.

1 files changed, 75 insertions, 2 deletions

diff --git a/gdb/mi/mi-parse.c b/gdb/mi/mi-parse.c
index 8548b67..c3f5eeb 100644
--- a/gdb/mi/mi-parse.c
+++ b/gdb/mi/mi-parse.c
@@ -23,10 +23,83 @@
 #include "defs.h"
 #include "mi-cmds.h"
 #include "mi-parse.h"
+#include "charset.h"
 
 #include <ctype.h>
 #include "gdb_string.h"
 
+/* Like parse_escape, but leave the results as a host char, not a
+   target char.  */
+
+static int
+mi_parse_escape (char **string_ptr)
+{
+  int c = *(*string_ptr)++;
+  switch (c)
+    {
+      case '\n':
+	return -2;
+      case 0:
+	(*string_ptr)--;
+	return 0;
+
+      case '0':
+      case '1':
+      case '2':
+      case '3':
+      case '4':
+      case '5':
+      case '6':
+      case '7':
+	{
+	  int i = host_hex_value (c);
+	  int count = 0;
+	  while (++count < 3)
+	    {
+	      c = (**string_ptr);
+	      if (isdigit (c) && c != '8' && c != '9')
+		{
+		  (*string_ptr)++;
+		  i *= 8;
+		  i += host_hex_value (c);
+		}
+	      else
+		{
+		  break;
+		}
+	    }
+	  return i;
+	}
+
+    case 'a':
+      c = '\a';
+      break;
+    case 'b':
+      c = '\b';
+      break;
+    case 'f':
+      c = '\f';
+      break;
+    case 'n':
+      c = '\n';
+      break;
+    case 'r':
+      c = '\r';
+      break;
+    case 't':
+      c = '\t';
+      break;
+    case 'v':
+      c = '\v';
+      break;
+
+    default:
+      break;
+    }
+
+  return c;
+}
+
 static void
 mi_parse_argv (char *args, struct mi_parse *parse)
 {
@@ -60,7 +133,7 @@ mi_parse_argv (char *args, struct mi_parse *parse)
 		if (*chp == '\\')
 		  {
 		    chp++;
-		    if (parse_escape (&chp) <= 0)
+		    if (mi_parse_escape (&chp) <= 0)
 		      {
 			/* Do not allow split lines or "\000" */
 			freeargv (argv);
@@ -93,7 +166,7 @@ mi_parse_argv (char *args, struct mi_parse *parse)
 		if (*chp == '\\')
 		  {
 		    chp++;
-		    arg[len] = parse_escape (&chp);
+		    arg[len] = mi_parse_escape (&chp);
 		  }
 		else
 		  arg[len] = *chp++;