* printcmd.c (printf_command): Handle ptr_arg. Correct typo

	in internal error message.

	* gdb.base/display.exp: Add tests for printf %p.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index d8eca3a..af3cf2f 100644 (file)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2007-09-04  Daniel Jacobowitz  <dan@codesourcery.com>
+
+       * printcmd.c (printf_command): Handle ptr_arg.  Correct typo
+       in internal error message.
+
 2007-09-04  Pedro Alves  <pedro_alves@portugalmail.pt>
            Daniel Jacobowitz  <dan@codesourcery.com>
 

diff --git a/gdb/printcmd.c b/gdb/printcmd.c
index 9fc716b..019a4a6 100644 (file)
--- a/gdb/printcmd.c
+++ b/gdb/printcmd.c
@@ -2079,9 +2079,68 @@ printf_command (char *arg, int from_tty)
              printf_filtered (current_substring, val);
              break;
            }
+         case ptr_arg:
+           {
+             /* We avoid the host's %p because pointers are too
+                likely to be the wrong size.  The only interesting
+                modifier for %p is a width; extract that, and then
+                handle %p as glibc would: %#x or a literal "(nil)".  */
+
+             char *p, *fmt, *fmt_p;
+#if defined (CC_HAS_LONG_LONG) && defined (PRINTF_HAS_LONG_LONG)
+             long long val = value_as_long (val_args[i]);
+#else
+             long val = value_as_long (val_args[i]);
+#endif
+
+             fmt = alloca (strlen (current_substring) + 5);
+
+             /* Copy up to the leading %.  */
+             p = current_substring;
+             fmt_p = fmt;
+             while (*p)
+               {
+                 int is_percent = (*p == '%');
+                 *fmt_p++ = *p++;
+                 if (is_percent)
+                   {
+                     if (*p == '%')
+                       *fmt_p++ = *p++;
+                     else
+                       break;
+                   }
+               }
+
+             if (val != 0)
+               *fmt_p++ = '#';
+
+             /* Copy any width.  */
+             while (*p >= '0' && *p < '9')
+               *fmt_p++ = *p++;
+
+             gdb_assert (*p == 'p' && *(p + 1) == '\0');
+             if (val != 0)
+               {
+#if defined (CC_HAS_LONG_LONG) && defined (PRINTF_HAS_LONG_LONG)
+                 *fmt_p++ = 'l';
+#endif
+                 *fmt_p++ = 'l';
+                 *fmt_p++ = 'x';
+                 *fmt_p++ = '\0';
+                 printf_filtered (fmt, val);
+               }
+             else
+               {
+                 *fmt_p++ = 's';
+                 *fmt_p++ = '\0';
+                 printf_filtered (fmt, "(nil)");
+               }
+
+             break;
+           }
          default:
            internal_error (__FILE__, __LINE__,
-                           _("failed internal consitency check"));
+                           _("failed internal consistency check"));
          }
        /* Skip to the next substring.  */
        current_substring += strlen (current_substring) + 1;

diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index ea16928..c453ab2 100644 (file)
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2007-09-04  Daniel Jacobowitz  <dan@codesourcery.com>
+
+       * gdb.base/display.exp: Add tests for printf %p.
+
 2007-09-03  Pedro Alves  <pedro_alves@portugalmail.pt>
 
        * gdb.base/unload.c (dlopen, dlsym): Use the TEXT macro to convert

diff --git a/gdb/testsuite/gdb.base/display.exp b/gdb/testsuite/gdb.base/display.exp
index 653b5d9..254c431 100644 (file)
--- a/gdb/testsuite/gdb.base/display.exp
+++ b/gdb/testsuite/gdb.base/display.exp
@@ -178,6 +178,8 @@ gdb_test "printf \"\\\\!\\a\\f\\r\\t\\v\\b\\n\"" ".*!.*"
 gdb_test "printf \"\"" ".*" "re-set term"
 gdb_test "printf \"\\w\"" ".*Unrecognized escape character.*"
 gdb_test "printf \"%d\" j" ".*Invalid argument syntax.*"
+gdb_test "printf \"%p\\n\", 0" "\\(nil\\)"
+gdb_test "printf \"%p\\n\", 1" "0x1"
 
 # play with "print", too
 #