share "cell" code

The "cell"-based printing code, like phex, was duplicated in both gdb
and gdbserver.  This patch merges the two implementations into a new
file in common/.

2014-02-12  Tom Tromey  <tromey@redhat.com>

	* utils.h: Include print-utils.h.
	(host_address_to_string, plongest, pulongest, phex, phex_nz)
	(int_string, core_addr_to_string, core_addr_to_string_nz)
	(hex_string, hex_string_custom): Don't declare.
	* utils.c (NUMCELLS, CELLSIZE, get_cell, decimal2str, pulongest)
	(plongest, thirty_two, phex, phex_nz, octal2str, hex_string)
	(hex_string_custom, int_string, core_addr_to_string)
	(core_addr_to_string_nz, host_address_to_string): Move to
	common/print-utils.c.
	* common/print-utils.h: New file.
	* common/print-utils.c: New file
	* Makefile.in (SFILES): Add common/print-utils.c.
	(HFILES_NO_SRCDIR): Add common/print-utils.h.
	(COMMON_OBS): Add print-utils.o.
	(print-utils.o): New target.

2014-02-12  Tom Tromey  <tromey@redhat.com>

	* utils.h (pulongest, plongest, phex_nz): Don't declare.
	Include print-utils.h.
	* utils.c (NUMCELLS, CELLSIZE, get_cell, decimal2str, pulongest)
	(plongest, thirty_two, phex_nz): Remove.
	* Makefile.in (SFILES): Add common/print-utils.c.
	(OBS): Add print-utils.o.
	(print-utils-ipa.o): New target.
	(print-utils.o): New target.
	(IPA_OBJS): Add print-utils-ipa.o.

1 files changed, 70 insertions, 0 deletions

diff --git a/gdb/common/print-utils.h b/gdb/common/print-utils.h
new file mode 100644
index 0000000..35b9739
--- /dev/null
+++ b/gdb/common/print-utils.h
@@ -0,0 +1,70 @@
+/* Cell-based print utility routines for GDB, the GNU debugger.
+
+   Copyright (C) 1986-2014 Free Software Foundation, Inc.
+
+   This file is part of GDB.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#ifndef COMMON_CELLS_H
+#define COMMON_CELLS_H
+
+/* %d for LONGEST.  The result is stored in a circular static buffer,
+   NUMCELLS deep.  */
+
+extern char *pulongest (ULONGEST u);
+
+/* %u for ULONGEST.  The result is stored in a circular static buffer,
+   NUMCELLS deep.  */
+
+extern char *plongest (LONGEST l);
+
+extern char *phex (ULONGEST l, int sizeof_l);
+
+/* Convert a ULONGEST into a HEX string, like %lx.  The result is
+   stored in a circular static buffer, NUMCELLS deep.  */
+
+extern char *phex_nz (ULONGEST l, int sizeof_l);
+
+/* Converts a LONGEST to a C-format hexadecimal literal and stores it
+   in a static string.  Returns a pointer to this string.  */
+
+extern char *hex_string (LONGEST num);
+
+/* Converts a LONGEST number to a C-format hexadecimal literal and
+   stores it in a static string.  Returns a pointer to this string
+   that is valid until the next call.  The number is padded on the
+   left with 0s to at least WIDTH characters.  */
+
+extern char *hex_string_custom (LONGEST num, int width);
+
+/* Convert VAL to a numeral in the given radix.  For
+ * radix 10, IS_SIGNED may be true, indicating a signed quantity;
+ * otherwise VAL is interpreted as unsigned.  If WIDTH is supplied, 
+ * it is the minimum width (0-padded if needed).  USE_C_FORMAT means
+ * to use C format in all cases.  If it is false, then 'x' 
+ * and 'o' formats do not include a prefix (0x or leading 0).  */
+
+extern char *int_string (LONGEST val, int radix, int is_signed, int width, 
+			 int use_c_format);	
+
+/* Convert a CORE_ADDR into a string.  */
+
+extern const char *core_addr_to_string (const CORE_ADDR addr);
+
+extern const char *core_addr_to_string_nz (const CORE_ADDR addr);
+
+extern const char *host_address_to_string (const void *addr);
+
+#endif /* COMMON_CELLS_H */