Constification of parse_linespec and fallout:

https://sourceware.org/ml/gdb-patches/2013-09/msg01017.html
https://sourceware.org/ml/gdb-patches/2013-09/msg01018.html
https://sourceware.org/ml/gdb-patches/2013-09/msg01019.html
https://sourceware.org/ml/gdb-patches/2013-09/msg01020.html

1 files changed, 12 insertions, 6 deletions

diff --git a/gdb/macroexp.c b/gdb/macroexp.c
index d88dac366a7..3d98550f2f6 100644
--- a/gdb/macroexp.c
+++ b/gdb/macroexp.c
@@ -360,8 +360,11 @@ get_character_constant (struct macro_buffer *tok, char *p, char *end)
             }
           else if (*p == '\\')
             {
-              p++;
-	      char_count += c_parse_escape (&p, NULL);
+	      const char *s, *o;
+
+	      s = o = ++p;
+	      char_count += c_parse_escape (&s, NULL);
+	      p += s - o;
             }
           else
 	    {
@@ -414,8 +417,11 @@ get_string_literal (struct macro_buffer *tok, char *p, char *end)
                    "constants."));
           else if (*p == '\\')
             {
-              p++;
-              c_parse_escape (&p, NULL);
+	      const char *s, *o;
+
+	      s = o = ++p;
+	      c_parse_escape (&s, NULL);
+	      p += s - o;
             }
           else
             p++;
@@ -1434,7 +1440,7 @@ macro_expand_once (const char *source,
 
 
 char *
-macro_expand_next (char **lexptr,
+macro_expand_next (const char **lexptr,
                    macro_lookup_ftype *lookup_func,
                    void *lookup_baton)
 {
@@ -1442,7 +1448,7 @@ macro_expand_next (char **lexptr,
   struct cleanup *back_to;
 
   /* Set up SRC to refer to the input text, pointed to by *lexptr.  */
-  init_shared_buffer (&src, *lexptr, strlen (*lexptr));
+  init_shared_buffer (&src, (char *) *lexptr, strlen (*lexptr));
 
   /* Set up DEST to receive the expansion, if there is one.  */
   init_buffer (&dest, 0);