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old-cross-binutils/gdb/c-lang.c
Tom Tromey 0e9f083f4c remove gdb_string.h 
This removes gdb_string.h.  This patch is purely mechanical.  I
created it by running the two commands:

    git rm common/gdb_string.h
    perl -pi -e's/"gdb_string.h"/<string.h>/;'  *.[chyl] */*.[chyl]

2013-11-18  Tom Tromey  <tromey@redhat.com>

	* common/gdb_string.h: Remove.
	* aarch64-tdep.c: Use string.h, not gdb_string.h.
	* ada-exp.y: Use string.h, not gdb_string.h.
	* ada-lang.c: Use string.h, not gdb_string.h.
	* ada-lex.l: Use string.h, not gdb_string.h.
	* ada-typeprint.c: Use string.h, not gdb_string.h.
	* ada-valprint.c: Use string.h, not gdb_string.h.
	* aix-thread.c: Use string.h, not gdb_string.h.
	* alpha-linux-tdep.c: Use string.h, not gdb_string.h.
	* alpha-mdebug-tdep.c: Use string.h, not gdb_string.h.
	* alpha-nat.c: Use string.h, not gdb_string.h.
	* alpha-osf1-tdep.c: Use string.h, not gdb_string.h.
	* alpha-tdep.c: Use string.h, not gdb_string.h.
	* alphanbsd-tdep.c: Use string.h, not gdb_string.h.
	* amd64-dicos-tdep.c: Use string.h, not gdb_string.h.
	* amd64-linux-nat.c: Use string.h, not gdb_string.h.
	* amd64-linux-tdep.c: Use string.h, not gdb_string.h.
	* amd64-nat.c: Use string.h, not gdb_string.h.
	* amd64-sol2-tdep.c: Use string.h, not gdb_string.h.
	* amd64fbsd-tdep.c: Use string.h, not gdb_string.h.
	* amd64obsd-tdep.c: Use string.h, not gdb_string.h.
	* arch-utils.c: Use string.h, not gdb_string.h.
	* arm-linux-nat.c: Use string.h, not gdb_string.h.
	* arm-linux-tdep.c: Use string.h, not gdb_string.h.
	* arm-tdep.c: Use string.h, not gdb_string.h.
	* arm-wince-tdep.c: Use string.h, not gdb_string.h.
	* armbsd-tdep.c: Use string.h, not gdb_string.h.
	* armnbsd-nat.c: Use string.h, not gdb_string.h.
	* armnbsd-tdep.c: Use string.h, not gdb_string.h.
	* armobsd-tdep.c: Use string.h, not gdb_string.h.
	* avr-tdep.c: Use string.h, not gdb_string.h.
	* ax-gdb.c: Use string.h, not gdb_string.h.
	* ax-general.c: Use string.h, not gdb_string.h.
	* bcache.c: Use string.h, not gdb_string.h.
	* bfin-tdep.c: Use string.h, not gdb_string.h.
	* breakpoint.c: Use string.h, not gdb_string.h.
	* build-id.c: Use string.h, not gdb_string.h.
	* buildsym.c: Use string.h, not gdb_string.h.
	* c-exp.y: Use string.h, not gdb_string.h.
	* c-lang.c: Use string.h, not gdb_string.h.
	* c-typeprint.c: Use string.h, not gdb_string.h.
	* c-valprint.c: Use string.h, not gdb_string.h.
	* charset.c: Use string.h, not gdb_string.h.
	* cli-out.c: Use string.h, not gdb_string.h.
	* cli/cli-cmds.c: Use string.h, not gdb_string.h.
	* cli/cli-decode.c: Use string.h, not gdb_string.h.
	* cli/cli-dump.c: Use string.h, not gdb_string.h.
	* cli/cli-interp.c: Use string.h, not gdb_string.h.
	* cli/cli-logging.c: Use string.h, not gdb_string.h.
	* cli/cli-script.c: Use string.h, not gdb_string.h.
	* cli/cli-setshow.c: Use string.h, not gdb_string.h.
	* cli/cli-utils.c: Use string.h, not gdb_string.h.
	* coffread.c: Use string.h, not gdb_string.h.
	* common/common-utils.c: Use string.h, not gdb_string.h.
	* common/filestuff.c: Use string.h, not gdb_string.h.
	* common/linux-procfs.c: Use string.h, not gdb_string.h.
	* common/linux-ptrace.c: Use string.h, not gdb_string.h.
	* common/signals.c: Use string.h, not gdb_string.h.
	* common/vec.h: Use string.h, not gdb_string.h.
	* core-regset.c: Use string.h, not gdb_string.h.
	* corefile.c: Use string.h, not gdb_string.h.
	* corelow.c: Use string.h, not gdb_string.h.
	* cp-abi.c: Use string.h, not gdb_string.h.
	* cp-support.c: Use string.h, not gdb_string.h.
	* cp-valprint.c: Use string.h, not gdb_string.h.
	* cris-tdep.c: Use string.h, not gdb_string.h.
	* d-lang.c: Use string.h, not gdb_string.h.
	* dbxread.c: Use string.h, not gdb_string.h.
	* dcache.c: Use string.h, not gdb_string.h.
	* demangle.c: Use string.h, not gdb_string.h.
	* dicos-tdep.c: Use string.h, not gdb_string.h.
	* disasm.c: Use string.h, not gdb_string.h.
	* doublest.c: Use string.h, not gdb_string.h.
	* dsrec.c: Use string.h, not gdb_string.h.
	* dummy-frame.c: Use string.h, not gdb_string.h.
	* dwarf2-frame.c: Use string.h, not gdb_string.h.
	* dwarf2loc.c: Use string.h, not gdb_string.h.
	* dwarf2read.c: Use string.h, not gdb_string.h.
	* elfread.c: Use string.h, not gdb_string.h.
	* environ.c: Use string.h, not gdb_string.h.
	* eval.c: Use string.h, not gdb_string.h.
	* event-loop.c: Use string.h, not gdb_string.h.
	* exceptions.c: Use string.h, not gdb_string.h.
	* exec.c: Use string.h, not gdb_string.h.
	* expprint.c: Use string.h, not gdb_string.h.
	* f-exp.y: Use string.h, not gdb_string.h.
	* f-lang.c: Use string.h, not gdb_string.h.
	* f-typeprint.c: Use string.h, not gdb_string.h.
	* f-valprint.c: Use string.h, not gdb_string.h.
	* fbsd-nat.c: Use string.h, not gdb_string.h.
	* findcmd.c: Use string.h, not gdb_string.h.
	* findvar.c: Use string.h, not gdb_string.h.
	* fork-child.c: Use string.h, not gdb_string.h.
	* frame.c: Use string.h, not gdb_string.h.
	* frv-linux-tdep.c: Use string.h, not gdb_string.h.
	* frv-tdep.c: Use string.h, not gdb_string.h.
	* gdb.c: Use string.h, not gdb_string.h.
	* gdb_bfd.c: Use string.h, not gdb_string.h.
	* gdbarch.c: Use string.h, not gdb_string.h.
	* gdbtypes.c: Use string.h, not gdb_string.h.
	* gnu-nat.c: Use string.h, not gdb_string.h.
	* gnu-v2-abi.c: Use string.h, not gdb_string.h.
	* gnu-v3-abi.c: Use string.h, not gdb_string.h.
	* go-exp.y: Use string.h, not gdb_string.h.
	* go-lang.c: Use string.h, not gdb_string.h.
	* go32-nat.c: Use string.h, not gdb_string.h.
	* hppa-hpux-tdep.c: Use string.h, not gdb_string.h.
	* hppa-linux-nat.c: Use string.h, not gdb_string.h.
	* hppanbsd-tdep.c: Use string.h, not gdb_string.h.
	* hppaobsd-tdep.c: Use string.h, not gdb_string.h.
	* i386-cygwin-tdep.c: Use string.h, not gdb_string.h.
	* i386-dicos-tdep.c: Use string.h, not gdb_string.h.
	* i386-linux-nat.c: Use string.h, not gdb_string.h.
	* i386-linux-tdep.c: Use string.h, not gdb_string.h.
	* i386-nto-tdep.c: Use string.h, not gdb_string.h.
	* i386-sol2-tdep.c: Use string.h, not gdb_string.h.
	* i386-tdep.c: Use string.h, not gdb_string.h.
	* i386bsd-tdep.c: Use string.h, not gdb_string.h.
	* i386gnu-nat.c: Use string.h, not gdb_string.h.
	* i386nbsd-tdep.c: Use string.h, not gdb_string.h.
	* i386obsd-tdep.c: Use string.h, not gdb_string.h.
	* i387-tdep.c: Use string.h, not gdb_string.h.
	* ia64-libunwind-tdep.c: Use string.h, not gdb_string.h.
	* ia64-linux-nat.c: Use string.h, not gdb_string.h.
	* inf-child.c: Use string.h, not gdb_string.h.
	* inf-ptrace.c: Use string.h, not gdb_string.h.
	* inf-ttrace.c: Use string.h, not gdb_string.h.
	* infcall.c: Use string.h, not gdb_string.h.
	* infcmd.c: Use string.h, not gdb_string.h.
	* inflow.c: Use string.h, not gdb_string.h.
	* infrun.c: Use string.h, not gdb_string.h.
	* interps.c: Use string.h, not gdb_string.h.
	* iq2000-tdep.c: Use string.h, not gdb_string.h.
	* irix5-nat.c: Use string.h, not gdb_string.h.
	* jv-exp.y: Use string.h, not gdb_string.h.
	* jv-lang.c: Use string.h, not gdb_string.h.
	* jv-typeprint.c: Use string.h, not gdb_string.h.
	* jv-valprint.c: Use string.h, not gdb_string.h.
	* language.c: Use string.h, not gdb_string.h.
	* linux-fork.c: Use string.h, not gdb_string.h.
	* linux-nat.c: Use string.h, not gdb_string.h.
	* lm32-tdep.c: Use string.h, not gdb_string.h.
	* m2-exp.y: Use string.h, not gdb_string.h.
	* m2-typeprint.c: Use string.h, not gdb_string.h.
	* m32c-tdep.c: Use string.h, not gdb_string.h.
	* m32r-linux-nat.c: Use string.h, not gdb_string.h.
	* m32r-linux-tdep.c: Use string.h, not gdb_string.h.
	* m32r-rom.c: Use string.h, not gdb_string.h.
	* m32r-tdep.c: Use string.h, not gdb_string.h.
	* m68hc11-tdep.c: Use string.h, not gdb_string.h.
	* m68k-tdep.c: Use string.h, not gdb_string.h.
	* m68kbsd-tdep.c: Use string.h, not gdb_string.h.
	* m68klinux-nat.c: Use string.h, not gdb_string.h.
	* m68klinux-tdep.c: Use string.h, not gdb_string.h.
	* m88k-tdep.c: Use string.h, not gdb_string.h.
	* macrocmd.c: Use string.h, not gdb_string.h.
	* main.c: Use string.h, not gdb_string.h.
	* mdebugread.c: Use string.h, not gdb_string.h.
	* mem-break.c: Use string.h, not gdb_string.h.
	* memattr.c: Use string.h, not gdb_string.h.
	* memory-map.c: Use string.h, not gdb_string.h.
	* mep-tdep.c: Use string.h, not gdb_string.h.
	* mi/mi-cmd-break.c: Use string.h, not gdb_string.h.
	* mi/mi-cmd-disas.c: Use string.h, not gdb_string.h.
	* mi/mi-cmd-env.c: Use string.h, not gdb_string.h.
	* mi/mi-cmd-stack.c: Use string.h, not gdb_string.h.
	* mi/mi-cmd-var.c: Use string.h, not gdb_string.h.
	* mi/mi-cmds.c: Use string.h, not gdb_string.h.
	* mi/mi-console.c: Use string.h, not gdb_string.h.
	* mi/mi-getopt.c: Use string.h, not gdb_string.h.
	* mi/mi-interp.c: Use string.h, not gdb_string.h.
	* mi/mi-main.c: Use string.h, not gdb_string.h.
	* mi/mi-parse.c: Use string.h, not gdb_string.h.
	* microblaze-rom.c: Use string.h, not gdb_string.h.
	* microblaze-tdep.c: Use string.h, not gdb_string.h.
	* mingw-hdep.c: Use string.h, not gdb_string.h.
	* minidebug.c: Use string.h, not gdb_string.h.
	* minsyms.c: Use string.h, not gdb_string.h.
	* mips-irix-tdep.c: Use string.h, not gdb_string.h.
	* mips-linux-tdep.c: Use string.h, not gdb_string.h.
	* mips-tdep.c: Use string.h, not gdb_string.h.
	* mips64obsd-tdep.c: Use string.h, not gdb_string.h.
	* mipsnbsd-tdep.c: Use string.h, not gdb_string.h.
	* mipsread.c: Use string.h, not gdb_string.h.
	* mn10300-linux-tdep.c: Use string.h, not gdb_string.h.
	* mn10300-tdep.c: Use string.h, not gdb_string.h.
	* monitor.c: Use string.h, not gdb_string.h.
	* moxie-tdep.c: Use string.h, not gdb_string.h.
	* mt-tdep.c: Use string.h, not gdb_string.h.
	* nbsd-tdep.c: Use string.h, not gdb_string.h.
	* nios2-linux-tdep.c: Use string.h, not gdb_string.h.
	* nto-procfs.c: Use string.h, not gdb_string.h.
	* nto-tdep.c: Use string.h, not gdb_string.h.
	* objc-lang.c: Use string.h, not gdb_string.h.
	* objfiles.c: Use string.h, not gdb_string.h.
	* opencl-lang.c: Use string.h, not gdb_string.h.
	* osabi.c: Use string.h, not gdb_string.h.
	* osdata.c: Use string.h, not gdb_string.h.
	* p-exp.y: Use string.h, not gdb_string.h.
	* p-lang.c: Use string.h, not gdb_string.h.
	* p-typeprint.c: Use string.h, not gdb_string.h.
	* parse.c: Use string.h, not gdb_string.h.
	* posix-hdep.c: Use string.h, not gdb_string.h.
	* ppc-linux-nat.c: Use string.h, not gdb_string.h.
	* ppc-sysv-tdep.c: Use string.h, not gdb_string.h.
	* ppcfbsd-tdep.c: Use string.h, not gdb_string.h.
	* ppcnbsd-tdep.c: Use string.h, not gdb_string.h.
	* ppcobsd-tdep.c: Use string.h, not gdb_string.h.
	* printcmd.c: Use string.h, not gdb_string.h.
	* procfs.c: Use string.h, not gdb_string.h.
	* prologue-value.c: Use string.h, not gdb_string.h.
	* python/py-auto-load.c: Use string.h, not gdb_string.h.
	* python/py-gdb-readline.c: Use string.h, not gdb_string.h.
	* ravenscar-thread.c: Use string.h, not gdb_string.h.
	* regcache.c: Use string.h, not gdb_string.h.
	* registry.c: Use string.h, not gdb_string.h.
	* remote-fileio.c: Use string.h, not gdb_string.h.
	* remote-m32r-sdi.c: Use string.h, not gdb_string.h.
	* remote-mips.c: Use string.h, not gdb_string.h.
	* remote-sim.c: Use string.h, not gdb_string.h.
	* remote.c: Use string.h, not gdb_string.h.
	* reverse.c: Use string.h, not gdb_string.h.
	* rs6000-aix-tdep.c: Use string.h, not gdb_string.h.
	* ser-base.c: Use string.h, not gdb_string.h.
	* ser-go32.c: Use string.h, not gdb_string.h.
	* ser-mingw.c: Use string.h, not gdb_string.h.
	* ser-pipe.c: Use string.h, not gdb_string.h.
	* ser-tcp.c: Use string.h, not gdb_string.h.
	* ser-unix.c: Use string.h, not gdb_string.h.
	* serial.c: Use string.h, not gdb_string.h.
	* sh-tdep.c: Use string.h, not gdb_string.h.
	* sh64-tdep.c: Use string.h, not gdb_string.h.
	* shnbsd-tdep.c: Use string.h, not gdb_string.h.
	* skip.c: Use string.h, not gdb_string.h.
	* sol-thread.c: Use string.h, not gdb_string.h.
	* solib-dsbt.c: Use string.h, not gdb_string.h.
	* solib-frv.c: Use string.h, not gdb_string.h.
	* solib-osf.c: Use string.h, not gdb_string.h.
	* solib-spu.c: Use string.h, not gdb_string.h.
	* solib-target.c: Use string.h, not gdb_string.h.
	* solib.c: Use string.h, not gdb_string.h.
	* somread.c: Use string.h, not gdb_string.h.
	* source.c: Use string.h, not gdb_string.h.
	* sparc-nat.c: Use string.h, not gdb_string.h.
	* sparc-sol2-tdep.c: Use string.h, not gdb_string.h.
	* sparc-tdep.c: Use string.h, not gdb_string.h.
	* sparc64-tdep.c: Use string.h, not gdb_string.h.
	* sparc64fbsd-tdep.c: Use string.h, not gdb_string.h.
	* sparc64nbsd-tdep.c: Use string.h, not gdb_string.h.
	* sparcnbsd-tdep.c: Use string.h, not gdb_string.h.
	* spu-linux-nat.c: Use string.h, not gdb_string.h.
	* spu-multiarch.c: Use string.h, not gdb_string.h.
	* spu-tdep.c: Use string.h, not gdb_string.h.
	* stabsread.c: Use string.h, not gdb_string.h.
	* stack.c: Use string.h, not gdb_string.h.
	* std-regs.c: Use string.h, not gdb_string.h.
	* symfile.c: Use string.h, not gdb_string.h.
	* symmisc.c: Use string.h, not gdb_string.h.
	* symtab.c: Use string.h, not gdb_string.h.
	* target.c: Use string.h, not gdb_string.h.
	* thread.c: Use string.h, not gdb_string.h.
	* tilegx-linux-nat.c: Use string.h, not gdb_string.h.
	* tilegx-tdep.c: Use string.h, not gdb_string.h.
	* top.c: Use string.h, not gdb_string.h.
	* tracepoint.c: Use string.h, not gdb_string.h.
	* tui/tui-command.c: Use string.h, not gdb_string.h.
	* tui/tui-data.c: Use string.h, not gdb_string.h.
	* tui/tui-disasm.c: Use string.h, not gdb_string.h.
	* tui/tui-file.c: Use string.h, not gdb_string.h.
	* tui/tui-layout.c: Use string.h, not gdb_string.h.
	* tui/tui-out.c: Use string.h, not gdb_string.h.
	* tui/tui-regs.c: Use string.h, not gdb_string.h.
	* tui/tui-source.c: Use string.h, not gdb_string.h.
	* tui/tui-stack.c: Use string.h, not gdb_string.h.
	* tui/tui-win.c: Use string.h, not gdb_string.h.
	* tui/tui-windata.c: Use string.h, not gdb_string.h.
	* tui/tui-winsource.c: Use string.h, not gdb_string.h.
	* typeprint.c: Use string.h, not gdb_string.h.
	* ui-file.c: Use string.h, not gdb_string.h.
	* ui-out.c: Use string.h, not gdb_string.h.
	* user-regs.c: Use string.h, not gdb_string.h.
	* utils.c: Use string.h, not gdb_string.h.
	* v850-tdep.c: Use string.h, not gdb_string.h.
	* valarith.c: Use string.h, not gdb_string.h.
	* valops.c: Use string.h, not gdb_string.h.
	* valprint.c: Use string.h, not gdb_string.h.
	* value.c: Use string.h, not gdb_string.h.
	* varobj.c: Use string.h, not gdb_string.h.
	* vax-tdep.c: Use string.h, not gdb_string.h.
	* vaxnbsd-tdep.c: Use string.h, not gdb_string.h.
	* vaxobsd-tdep.c: Use string.h, not gdb_string.h.
	* windows-nat.c: Use string.h, not gdb_string.h.
	* xcoffread.c: Use string.h, not gdb_string.h.
	* xml-support.c: Use string.h, not gdb_string.h.
	* xstormy16-tdep.c: Use string.h, not gdb_string.h.
	* xtensa-linux-nat.c: Use string.h, not gdb_string.h.
2013-11-18 13:29:00 -07:00

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/* C language support routines for GDB, the GNU debugger.
Copyright (C) 1992-2013 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/>. */
#include "defs.h"
#include "symtab.h"
#include "gdbtypes.h"
#include "expression.h"
#include "parser-defs.h"
#include "language.h"
#include "varobj.h"
#include "c-lang.h"
#include "valprint.h"
#include "macroscope.h"
#include "gdb_assert.h"
#include "charset.h"
#include <string.h>
#include "demangle.h"
#include "cp-abi.h"
#include "cp-support.h"
#include "gdb_obstack.h"
#include <ctype.h>
#include "exceptions.h"
#include "gdbcore.h"
extern void _initialize_c_language (void);
/* Given a C string type, STR_TYPE, return the corresponding target
character set name. */
static const char *
charset_for_string_type (enum c_string_type str_type,
struct gdbarch *gdbarch)
{
switch (str_type & ~C_CHAR)
{
case C_STRING:
return target_charset (gdbarch);
case C_WIDE_STRING:
return target_wide_charset (gdbarch);
case C_STRING_16:
/* FIXME: UTF-16 is not always correct. */
if (gdbarch_byte_order (gdbarch) == BFD_ENDIAN_BIG)
return "UTF-16BE";
else
return "UTF-16LE";
case C_STRING_32:
/* FIXME: UTF-32 is not always correct. */
if (gdbarch_byte_order (gdbarch) == BFD_ENDIAN_BIG)
return "UTF-32BE";
else
return "UTF-32LE";
}
internal_error (__FILE__, __LINE__, _("unhandled c_string_type"));
}
/* Classify ELTTYPE according to what kind of character it is. Return
the enum constant representing the character type. Also set
*ENCODING to the name of the character set to use when converting
characters of this type in target BYTE_ORDER to the host character
set. */
static enum c_string_type
classify_type (struct type *elttype, struct gdbarch *gdbarch,
const char **encoding)
{
enum c_string_type result;
/* We loop because ELTTYPE may be a typedef, and we want to
successively peel each typedef until we reach a type we
understand. We don't use CHECK_TYPEDEF because that will strip
all typedefs at once -- but in C, wchar_t is itself a typedef, so
that would do the wrong thing. */
while (elttype)
{
const char *name = TYPE_NAME (elttype);
if (TYPE_CODE (elttype) == TYPE_CODE_CHAR || !name)
{
result = C_CHAR;
goto done;
}
if (!strcmp (name, "wchar_t"))
{
result = C_WIDE_CHAR;
goto done;
}
if (!strcmp (name, "char16_t"))
{
result = C_CHAR_16;
goto done;
}
if (!strcmp (name, "char32_t"))
{
result = C_CHAR_32;
goto done;
}
if (TYPE_CODE (elttype) != TYPE_CODE_TYPEDEF)
break;
/* Call for side effects. */
check_typedef (elttype);
if (TYPE_TARGET_TYPE (elttype))
elttype = TYPE_TARGET_TYPE (elttype);
else
{
/* Perhaps check_typedef did not update the target type. In
this case, force the lookup again and hope it works out.
It never will for C, but it might for C++. */
CHECK_TYPEDEF (elttype);
}
}
/* Punt. */
result = C_CHAR;
done:
if (encoding)
*encoding = charset_for_string_type (result, gdbarch);
return result;
}
/* Print the character C on STREAM as part of the contents of a
literal string whose delimiter is QUOTER. Note that that format
for printing characters and strings is language specific. */
void
c_emit_char (int c, struct type *type,
struct ui_file *stream, int quoter)
{
const char *encoding;
classify_type (type, get_type_arch (type), &encoding);
generic_emit_char (c, type, stream, quoter, encoding);
}
void
c_printchar (int c, struct type *type, struct ui_file *stream)
{
enum c_string_type str_type;
str_type = classify_type (type, get_type_arch (type), NULL);
switch (str_type)
{
case C_CHAR:
break;
case C_WIDE_CHAR:
fputc_filtered ('L', stream);
break;
case C_CHAR_16:
fputc_filtered ('u', stream);
break;
case C_CHAR_32:
fputc_filtered ('U', stream);
break;
}
fputc_filtered ('\'', stream);
LA_EMIT_CHAR (c, type, stream, '\'');
fputc_filtered ('\'', stream);
}
/* Print the character string STRING, printing at most LENGTH
characters. LENGTH is -1 if the string is nul terminated. Each
character is WIDTH bytes long. Printing stops early if the number
hits print_max; repeat counts are printed as appropriate. Print
ellipses at the end if we had to stop before printing LENGTH
characters, or if FORCE_ELLIPSES. */
void
c_printstr (struct ui_file *stream, struct type *type,
const gdb_byte *string, unsigned int length,
const char *user_encoding, int force_ellipses,
const struct value_print_options *options)
{
enum c_string_type str_type;
const char *type_encoding;
const char *encoding;
str_type = (classify_type (type, get_type_arch (type), &type_encoding)
& ~C_CHAR);
switch (str_type)
{
case C_STRING:
break;
case C_WIDE_STRING:
fputs_filtered ("L", stream);
break;
case C_STRING_16:
fputs_filtered ("u", stream);
break;
case C_STRING_32:
fputs_filtered ("U", stream);
break;
}
encoding = (user_encoding && *user_encoding) ? user_encoding : type_encoding;
generic_printstr (stream, type, string, length, encoding, force_ellipses,
'"', 1, options);
}
/* Obtain a C string from the inferior storing it in a newly allocated
buffer in BUFFER, which should be freed by the caller. If the in-
and out-parameter *LENGTH is specified at -1, the string is read
until a null character of the appropriate width is found, otherwise
the string is read to the length of characters specified. The size
of a character is determined by the length of the target type of
the pointer or array. If VALUE is an array with a known length,
the function will not read past the end of the array. On
completion, *LENGTH will be set to the size of the string read in
characters. (If a length of -1 is specified, the length returned
will not include the null character). CHARSET is always set to the
target charset. */
void
c_get_string (struct value *value, gdb_byte **buffer,
int *length, struct type **char_type,
const char **charset)
{
int err, width;
unsigned int fetchlimit;
struct type *type = check_typedef (value_type (value));
struct type *element_type = TYPE_TARGET_TYPE (type);
int req_length = *length;
enum bfd_endian byte_order
= gdbarch_byte_order (get_type_arch (type));
if (element_type == NULL)
goto error;
if (TYPE_CODE (type) == TYPE_CODE_ARRAY)
{
/* If we know the size of the array, we can use it as a limit on
the number of characters to be fetched. */
if (TYPE_NFIELDS (type) == 1
&& TYPE_CODE (TYPE_FIELD_TYPE (type, 0)) == TYPE_CODE_RANGE)
{
LONGEST low_bound, high_bound;
get_discrete_bounds (TYPE_FIELD_TYPE (type, 0),
&low_bound, &high_bound);
fetchlimit = high_bound - low_bound + 1;
}
else
fetchlimit = UINT_MAX;
}
else if (TYPE_CODE (type) == TYPE_CODE_PTR)
fetchlimit = UINT_MAX;
else
/* We work only with arrays and pointers. */
goto error;
if (! c_textual_element_type (element_type, 0))
goto error;
classify_type (element_type, get_type_arch (element_type), charset);
width = TYPE_LENGTH (element_type);
/* If the string lives in GDB's memory instead of the inferior's,
then we just need to copy it to BUFFER. Also, since such strings
are arrays with known size, FETCHLIMIT will hold the size of the
array. */
if ((VALUE_LVAL (value) == not_lval
|| VALUE_LVAL (value) == lval_internalvar)
&& fetchlimit != UINT_MAX)
{
int i;
const gdb_byte *contents = value_contents (value);
/* If a length is specified, use that. */
if (*length >= 0)
i = *length;
else
/* Otherwise, look for a null character. */
for (i = 0; i < fetchlimit; i++)
if (extract_unsigned_integer (contents + i * width,
width, byte_order) == 0)
break;
/* I is now either a user-defined length, the number of non-null
characters, or FETCHLIMIT. */
*length = i * width;
*buffer = xmalloc (*length);
memcpy (*buffer, contents, *length);
err = 0;
}
else
{
CORE_ADDR addr = value_as_address (value);
err = read_string (addr, *length, width, fetchlimit,
byte_order, buffer, length);
if (err)
{
xfree (*buffer);
memory_error (err, addr);
}
}
/* If the LENGTH is specified at -1, we want to return the string
length up to the terminating null character. If an actual length
was specified, we want to return the length of exactly what was
read. */
if (req_length == -1)
/* If the last character is null, subtract it from LENGTH. */
if (*length > 0
&& extract_unsigned_integer (*buffer + *length - width,
width, byte_order) == 0)
*length -= width;
/* The read_string function will return the number of bytes read.
If length returned from read_string was > 0, return the number of
characters read by dividing the number of bytes by width. */
if (*length != 0)
*length = *length / width;
*char_type = element_type;
return;
error:
{
char *type_str;
type_str = type_to_string (type);
if (type_str)
{
make_cleanup (xfree, type_str);
error (_("Trying to read string with inappropriate type `%s'."),
type_str);
}
else
error (_("Trying to read string with inappropriate type."));
}
}
/* Evaluating C and C++ expressions. */
/* Convert a UCN. The digits of the UCN start at P and extend no
farther than LIMIT. DEST_CHARSET is the name of the character set
into which the UCN should be converted. The results are written to
OUTPUT. LENGTH is the maximum length of the UCN, either 4 or 8.
Returns a pointer to just after the final digit of the UCN. */
static char *
convert_ucn (char *p, char *limit, const char *dest_charset,
struct obstack *output, int length)
{
unsigned long result = 0;
gdb_byte data[4];
int i;
for (i = 0; i < length && p < limit && isxdigit (*p); ++i, ++p)
result = (result << 4) + host_hex_value (*p);
for (i = 3; i >= 0; --i)
{
data[i] = result & 0xff;
result >>= 8;
}
convert_between_encodings ("UTF-32BE", dest_charset, data,
4, 4, output, translit_none);
return p;
}
/* Emit a character, VALUE, which was specified numerically, to
OUTPUT. TYPE is the target character type. */
static void
emit_numeric_character (struct type *type, unsigned long value,
struct obstack *output)
{
gdb_byte *buffer;
buffer = alloca (TYPE_LENGTH (type));
pack_long (buffer, type, value);
obstack_grow (output, buffer, TYPE_LENGTH (type));
}
/* Convert an octal escape sequence. TYPE is the target character
type. The digits of the escape sequence begin at P and extend no
farther than LIMIT. The result is written to OUTPUT. Returns a
pointer to just after the final digit of the escape sequence. */
static char *
convert_octal (struct type *type, char *p,
char *limit, struct obstack *output)
{
int i;
unsigned long value = 0;
for (i = 0;
i < 3 && p < limit && isdigit (*p) && *p != '8' && *p != '9';
++i)
{
value = 8 * value + host_hex_value (*p);
++p;
}
emit_numeric_character (type, value, output);
return p;
}
/* Convert a hex escape sequence. TYPE is the target character type.
The digits of the escape sequence begin at P and extend no farther
than LIMIT. The result is written to OUTPUT. Returns a pointer to
just after the final digit of the escape sequence. */
static char *
convert_hex (struct type *type, char *p,
char *limit, struct obstack *output)
{
unsigned long value = 0;
while (p < limit && isxdigit (*p))
{
value = 16 * value + host_hex_value (*p);
++p;
}
emit_numeric_character (type, value, output);
return p;
}
#define ADVANCE \
do { \
++p; \
if (p == limit) \
error (_("Malformed escape sequence")); \
} while (0)
/* Convert an escape sequence to a target format. TYPE is the target
character type to use, and DEST_CHARSET is the name of the target
character set. The backslash of the escape sequence is at *P, and
the escape sequence will not extend past LIMIT. The results are
written to OUTPUT. Returns a pointer to just past the final
character of the escape sequence. */
static char *
convert_escape (struct type *type, const char *dest_charset,
char *p, char *limit, struct obstack *output)
{
/* Skip the backslash. */
ADVANCE;
switch (*p)
{
case '\\':
obstack_1grow (output, '\\');
++p;
break;
case 'x':
ADVANCE;
if (!isxdigit (*p))
error (_("\\x used with no following hex digits."));
p = convert_hex (type, p, limit, output);
break;
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
p = convert_octal (type, p, limit, output);
break;
case 'u':
case 'U':
{
int length = *p == 'u' ? 4 : 8;
ADVANCE;
if (!isxdigit (*p))
error (_("\\u used with no following hex digits"));
p = convert_ucn (p, limit, dest_charset, output, length);
}
}
return p;
}
/* Given a single string from a (C-specific) OP_STRING list, convert
it to a target string, handling escape sequences specially. The
output is written to OUTPUT. DATA is the input string, which has
length LEN. DEST_CHARSET is the name of the target character set,
and TYPE is the type of target character to use. */
static void
parse_one_string (struct obstack *output, char *data, int len,
const char *dest_charset, struct type *type)
{
char *limit;
limit = data + len;
while (data < limit)
{
char *p = data;
/* Look for next escape, or the end of the input. */
while (p < limit && *p != '\\')
++p;
/* If we saw a run of characters, convert them all. */
if (p > data)
convert_between_encodings (host_charset (), dest_charset,
(gdb_byte *) data, p - data, 1,
output, translit_none);
/* If we saw an escape, convert it. */
if (p < limit)
p = convert_escape (type, dest_charset, p, limit, output);
data = p;
}
}
/* Expression evaluator for the C language family. Most operations
are delegated to evaluate_subexp_standard; see that function for a
description of the arguments. */
struct value *
evaluate_subexp_c (struct type *expect_type, struct expression *exp,
int *pos, enum noside noside)
{
enum exp_opcode op = exp->elts[*pos].opcode;
switch (op)
{
case OP_STRING:
{
int oplen, limit;
struct type *type;
struct obstack output;
struct cleanup *cleanup;
struct value *result;
enum c_string_type dest_type;
const char *dest_charset;
int satisfy_expected = 0;
obstack_init (&output);
cleanup = make_cleanup_obstack_free (&output);
++*pos;
oplen = longest_to_int (exp->elts[*pos].longconst);
++*pos;
limit = *pos + BYTES_TO_EXP_ELEM (oplen + 1);
dest_type
= (enum c_string_type) longest_to_int (exp->elts[*pos].longconst);
switch (dest_type & ~C_CHAR)
{
case C_STRING:
type = language_string_char_type (exp->language_defn,
exp->gdbarch);
break;
case C_WIDE_STRING:
type = lookup_typename (exp->language_defn, exp->gdbarch,
"wchar_t", NULL, 0);
break;
case C_STRING_16:
type = lookup_typename (exp->language_defn, exp->gdbarch,
"char16_t", NULL, 0);
break;
case C_STRING_32:
type = lookup_typename (exp->language_defn, exp->gdbarch,
"char32_t", NULL, 0);
break;
default:
internal_error (__FILE__, __LINE__, _("unhandled c_string_type"));
}
/* Ensure TYPE_LENGTH is valid for TYPE. */
check_typedef (type);
/* If the caller expects an array of some integral type,
satisfy them. If something odder is expected, rely on the
caller to cast. */
if (expect_type && TYPE_CODE (expect_type) == TYPE_CODE_ARRAY)
{
struct type *element_type
= check_typedef (TYPE_TARGET_TYPE (expect_type));
if (TYPE_CODE (element_type) == TYPE_CODE_INT
|| TYPE_CODE (element_type) == TYPE_CODE_CHAR)
{
type = element_type;
satisfy_expected = 1;
}
}
dest_charset = charset_for_string_type (dest_type, exp->gdbarch);
++*pos;
while (*pos < limit)
{
int len;
len = longest_to_int (exp->elts[*pos].longconst);
++*pos;
if (noside != EVAL_SKIP)
parse_one_string (&output, &exp->elts[*pos].string, len,
dest_charset, type);
*pos += BYTES_TO_EXP_ELEM (len);
}
/* Skip the trailing length and opcode. */
*pos += 2;
if (noside == EVAL_SKIP)
{
/* Return a dummy value of the appropriate type. */
if (expect_type != NULL)
result = allocate_value (expect_type);
else if ((dest_type & C_CHAR) != 0)
result = allocate_value (type);
else
result = value_cstring ("", 0, type);
do_cleanups (cleanup);
return result;
}
if ((dest_type & C_CHAR) != 0)
{
LONGEST value;
if (obstack_object_size (&output) != TYPE_LENGTH (type))
error (_("Could not convert character "
"constant to target character set"));
value = unpack_long (type, (gdb_byte *) obstack_base (&output));
result = value_from_longest (type, value);
}
else
{
int i;
/* Write the terminating character. */
for (i = 0; i < TYPE_LENGTH (type); ++i)
obstack_1grow (&output, 0);
if (satisfy_expected)
{
LONGEST low_bound, high_bound;
int element_size = TYPE_LENGTH (type);
if (get_discrete_bounds (TYPE_INDEX_TYPE (expect_type),
&low_bound, &high_bound) < 0)
{
low_bound = 0;
high_bound = (TYPE_LENGTH (expect_type) / element_size) - 1;
}
if (obstack_object_size (&output) / element_size
> (high_bound - low_bound + 1))
error (_("Too many array elements"));
result = allocate_value (expect_type);
memcpy (value_contents_raw (result), obstack_base (&output),
obstack_object_size (&output));
}
else
result = value_cstring (obstack_base (&output),
obstack_object_size (&output),
type);
}
do_cleanups (cleanup);
return result;
}
break;
default:
break;
}
return evaluate_subexp_standard (expect_type, exp, pos, noside);
}
/* Table mapping opcodes into strings for printing operators
and precedences of the operators. */
const struct op_print c_op_print_tab[] =
{
{",", BINOP_COMMA, PREC_COMMA, 0},
{"=", BINOP_ASSIGN, PREC_ASSIGN, 1},
{"||", BINOP_LOGICAL_OR, PREC_LOGICAL_OR, 0},
{"&&", BINOP_LOGICAL_AND, PREC_LOGICAL_AND, 0},
{"|", BINOP_BITWISE_IOR, PREC_BITWISE_IOR, 0},
{"^", BINOP_BITWISE_XOR, PREC_BITWISE_XOR, 0},
{"&", BINOP_BITWISE_AND, PREC_BITWISE_AND, 0},
{"==", BINOP_EQUAL, PREC_EQUAL, 0},
{"!=", BINOP_NOTEQUAL, PREC_EQUAL, 0},
{"<=", BINOP_LEQ, PREC_ORDER, 0},
{">=", BINOP_GEQ, PREC_ORDER, 0},
{">", BINOP_GTR, PREC_ORDER, 0},
{"<", BINOP_LESS, PREC_ORDER, 0},
{">>", BINOP_RSH, PREC_SHIFT, 0},
{"<<", BINOP_LSH, PREC_SHIFT, 0},
{"+", BINOP_ADD, PREC_ADD, 0},
{"-", BINOP_SUB, PREC_ADD, 0},
{"*", BINOP_MUL, PREC_MUL, 0},
{"/", BINOP_DIV, PREC_MUL, 0},
{"%", BINOP_REM, PREC_MUL, 0},
{"@", BINOP_REPEAT, PREC_REPEAT, 0},
{"+", UNOP_PLUS, PREC_PREFIX, 0},
{"-", UNOP_NEG, PREC_PREFIX, 0},
{"!", UNOP_LOGICAL_NOT, PREC_PREFIX, 0},
{"~", UNOP_COMPLEMENT, PREC_PREFIX, 0},
{"*", UNOP_IND, PREC_PREFIX, 0},
{"&", UNOP_ADDR, PREC_PREFIX, 0},
{"sizeof ", UNOP_SIZEOF, PREC_PREFIX, 0},
{"++", UNOP_PREINCREMENT, PREC_PREFIX, 0},
{"--", UNOP_PREDECREMENT, PREC_PREFIX, 0},
{NULL, 0, 0, 0}
};
enum c_primitive_types {
c_primitive_type_int,
c_primitive_type_long,
c_primitive_type_short,
c_primitive_type_char,
c_primitive_type_float,
c_primitive_type_double,
c_primitive_type_void,
c_primitive_type_long_long,
c_primitive_type_signed_char,
c_primitive_type_unsigned_char,
c_primitive_type_unsigned_short,
c_primitive_type_unsigned_int,
c_primitive_type_unsigned_long,
c_primitive_type_unsigned_long_long,
c_primitive_type_long_double,
c_primitive_type_complex,
c_primitive_type_double_complex,
c_primitive_type_decfloat,
c_primitive_type_decdouble,
c_primitive_type_declong,
nr_c_primitive_types
};
void
c_language_arch_info (struct gdbarch *gdbarch,
struct language_arch_info *lai)
{
const struct builtin_type *builtin = builtin_type (gdbarch);
lai->string_char_type = builtin->builtin_char;
lai->primitive_type_vector
= GDBARCH_OBSTACK_CALLOC (gdbarch, nr_c_primitive_types + 1,
struct type *);
lai->primitive_type_vector [c_primitive_type_int] = builtin->builtin_int;
lai->primitive_type_vector [c_primitive_type_long] = builtin->builtin_long;
lai->primitive_type_vector [c_primitive_type_short] = builtin->builtin_short;
lai->primitive_type_vector [c_primitive_type_char] = builtin->builtin_char;
lai->primitive_type_vector [c_primitive_type_float] = builtin->builtin_float;
lai->primitive_type_vector [c_primitive_type_double] = builtin->builtin_double;
lai->primitive_type_vector [c_primitive_type_void] = builtin->builtin_void;
lai->primitive_type_vector [c_primitive_type_long_long] = builtin->builtin_long_long;
lai->primitive_type_vector [c_primitive_type_signed_char] = builtin->builtin_signed_char;
lai->primitive_type_vector [c_primitive_type_unsigned_char] = builtin->builtin_unsigned_char;
lai->primitive_type_vector [c_primitive_type_unsigned_short] = builtin->builtin_unsigned_short;
lai->primitive_type_vector [c_primitive_type_unsigned_int] = builtin->builtin_unsigned_int;
lai->primitive_type_vector [c_primitive_type_unsigned_long] = builtin->builtin_unsigned_long;
lai->primitive_type_vector [c_primitive_type_unsigned_long_long] = builtin->builtin_unsigned_long_long;
lai->primitive_type_vector [c_primitive_type_long_double] = builtin->builtin_long_double;
lai->primitive_type_vector [c_primitive_type_complex] = builtin->builtin_complex;
lai->primitive_type_vector [c_primitive_type_double_complex] = builtin->builtin_double_complex;
lai->primitive_type_vector [c_primitive_type_decfloat] = builtin->builtin_decfloat;
lai->primitive_type_vector [c_primitive_type_decdouble] = builtin->builtin_decdouble;
lai->primitive_type_vector [c_primitive_type_declong] = builtin->builtin_declong;
lai->bool_type_default = builtin->builtin_int;
}
const struct exp_descriptor exp_descriptor_c =
{
print_subexp_standard,
operator_length_standard,
operator_check_standard,
op_name_standard,
dump_subexp_body_standard,
evaluate_subexp_c
};
const struct language_defn c_language_defn =
{
"c", /* Language name */
"C",
language_c,
range_check_off,
case_sensitive_on,
array_row_major,
macro_expansion_c,
&exp_descriptor_c,
c_parse,
c_error,
null_post_parser,
c_printchar, /* Print a character constant */
c_printstr, /* Function to print string constant */
c_emit_char, /* Print a single char */
c_print_type, /* Print a type using appropriate syntax */
c_print_typedef, /* Print a typedef using appropriate syntax */
c_val_print, /* Print a value using appropriate syntax */
c_value_print, /* Print a top-level value */
default_read_var_value, /* la_read_var_value */
NULL, /* Language specific skip_trampoline */
NULL, /* name_of_this */
basic_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */
basic_lookup_transparent_type,/* lookup_transparent_type */
NULL, /* Language specific symbol demangler */
NULL, /* Language specific
class_name_from_physname */
c_op_print_tab, /* expression operators for printing */
1, /* c-style arrays */
0, /* String lower bound */
default_word_break_characters,
default_make_symbol_completion_list,
c_language_arch_info,
default_print_array_index,
default_pass_by_reference,
c_get_string,
NULL, /* la_get_symbol_name_cmp */
iterate_over_symbols,
&c_varobj_ops,
LANG_MAGIC
};
enum cplus_primitive_types {
cplus_primitive_type_int,
cplus_primitive_type_long,
cplus_primitive_type_short,
cplus_primitive_type_char,
cplus_primitive_type_float,
cplus_primitive_type_double,
cplus_primitive_type_void,
cplus_primitive_type_long_long,
cplus_primitive_type_signed_char,
cplus_primitive_type_unsigned_char,
cplus_primitive_type_unsigned_short,
cplus_primitive_type_unsigned_int,
cplus_primitive_type_unsigned_long,
cplus_primitive_type_unsigned_long_long,
cplus_primitive_type_long_double,
cplus_primitive_type_complex,
cplus_primitive_type_double_complex,
cplus_primitive_type_bool,
cplus_primitive_type_decfloat,
cplus_primitive_type_decdouble,
cplus_primitive_type_declong,
nr_cplus_primitive_types
};
static void
cplus_language_arch_info (struct gdbarch *gdbarch,
struct language_arch_info *lai)
{
const struct builtin_type *builtin = builtin_type (gdbarch);
lai->string_char_type = builtin->builtin_char;
lai->primitive_type_vector
= GDBARCH_OBSTACK_CALLOC (gdbarch, nr_cplus_primitive_types + 1,
struct type *);
lai->primitive_type_vector [cplus_primitive_type_int]
= builtin->builtin_int;
lai->primitive_type_vector [cplus_primitive_type_long]
= builtin->builtin_long;
lai->primitive_type_vector [cplus_primitive_type_short]
= builtin->builtin_short;
lai->primitive_type_vector [cplus_primitive_type_char]
= builtin->builtin_char;
lai->primitive_type_vector [cplus_primitive_type_float]
= builtin->builtin_float;
lai->primitive_type_vector [cplus_primitive_type_double]
= builtin->builtin_double;
lai->primitive_type_vector [cplus_primitive_type_void]
= builtin->builtin_void;
lai->primitive_type_vector [cplus_primitive_type_long_long]
= builtin->builtin_long_long;
lai->primitive_type_vector [cplus_primitive_type_signed_char]
= builtin->builtin_signed_char;
lai->primitive_type_vector [cplus_primitive_type_unsigned_char]
= builtin->builtin_unsigned_char;
lai->primitive_type_vector [cplus_primitive_type_unsigned_short]
= builtin->builtin_unsigned_short;
lai->primitive_type_vector [cplus_primitive_type_unsigned_int]
= builtin->builtin_unsigned_int;
lai->primitive_type_vector [cplus_primitive_type_unsigned_long]
= builtin->builtin_unsigned_long;
lai->primitive_type_vector [cplus_primitive_type_unsigned_long_long]
= builtin->builtin_unsigned_long_long;
lai->primitive_type_vector [cplus_primitive_type_long_double]
= builtin->builtin_long_double;
lai->primitive_type_vector [cplus_primitive_type_complex]
= builtin->builtin_complex;
lai->primitive_type_vector [cplus_primitive_type_double_complex]
= builtin->builtin_double_complex;
lai->primitive_type_vector [cplus_primitive_type_bool]
= builtin->builtin_bool;
lai->primitive_type_vector [cplus_primitive_type_decfloat]
= builtin->builtin_decfloat;
lai->primitive_type_vector [cplus_primitive_type_decdouble]
= builtin->builtin_decdouble;
lai->primitive_type_vector [cplus_primitive_type_declong]
= builtin->builtin_declong;
lai->bool_type_symbol = "bool";
lai->bool_type_default = builtin->builtin_bool;
}
const struct language_defn cplus_language_defn =
{
"c++", /* Language name */
"C++",
language_cplus,
range_check_off,
case_sensitive_on,
array_row_major,
macro_expansion_c,
&exp_descriptor_c,
c_parse,
c_error,
null_post_parser,
c_printchar, /* Print a character constant */
c_printstr, /* Function to print string constant */
c_emit_char, /* Print a single char */
c_print_type, /* Print a type using appropriate syntax */
c_print_typedef, /* Print a typedef using appropriate syntax */
c_val_print, /* Print a value using appropriate syntax */
c_value_print, /* Print a top-level value */
default_read_var_value, /* la_read_var_value */
cplus_skip_trampoline, /* Language specific skip_trampoline */
"this", /* name_of_this */
cp_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */
cp_lookup_transparent_type, /* lookup_transparent_type */
gdb_demangle, /* Language specific symbol demangler */
cp_class_name_from_physname, /* Language specific
class_name_from_physname */
c_op_print_tab, /* expression operators for printing */
1, /* c-style arrays */
0, /* String lower bound */
default_word_break_characters,
default_make_symbol_completion_list,
cplus_language_arch_info,
default_print_array_index,
cp_pass_by_reference,
c_get_string,
NULL, /* la_get_symbol_name_cmp */
iterate_over_symbols,
&cplus_varobj_ops,
LANG_MAGIC
};
const struct language_defn asm_language_defn =
{
"asm", /* Language name */
"assembly",
language_asm,
range_check_off,
case_sensitive_on,
array_row_major,
macro_expansion_c,
&exp_descriptor_c,
c_parse,
c_error,
null_post_parser,
c_printchar, /* Print a character constant */
c_printstr, /* Function to print string constant */
c_emit_char, /* Print a single char */
c_print_type, /* Print a type using appropriate syntax */
c_print_typedef, /* Print a typedef using appropriate syntax */
c_val_print, /* Print a value using appropriate syntax */
c_value_print, /* Print a top-level value */
default_read_var_value, /* la_read_var_value */
NULL, /* Language specific skip_trampoline */
NULL, /* name_of_this */
basic_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */
basic_lookup_transparent_type,/* lookup_transparent_type */
NULL, /* Language specific symbol demangler */
NULL, /* Language specific
class_name_from_physname */
c_op_print_tab, /* expression operators for printing */
1, /* c-style arrays */
0, /* String lower bound */
default_word_break_characters,
default_make_symbol_completion_list,
c_language_arch_info, /* FIXME: la_language_arch_info. */
default_print_array_index,
default_pass_by_reference,
c_get_string,
NULL, /* la_get_symbol_name_cmp */
iterate_over_symbols,
&default_varobj_ops,
LANG_MAGIC
};
/* The following language_defn does not represent a real language.
It just provides a minimal support a-la-C that should allow users
to do some simple operations when debugging applications that use
a language currently not supported by GDB. */
const struct language_defn minimal_language_defn =
{
"minimal", /* Language name */
"Minimal",
language_minimal,
range_check_off,
case_sensitive_on,
array_row_major,
macro_expansion_c,
&exp_descriptor_c,
c_parse,
c_error,
null_post_parser,
c_printchar, /* Print a character constant */
c_printstr, /* Function to print string constant */
c_emit_char, /* Print a single char */
c_print_type, /* Print a type using appropriate syntax */
c_print_typedef, /* Print a typedef using appropriate syntax */
c_val_print, /* Print a value using appropriate syntax */
c_value_print, /* Print a top-level value */
default_read_var_value, /* la_read_var_value */
NULL, /* Language specific skip_trampoline */
NULL, /* name_of_this */
basic_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */
basic_lookup_transparent_type,/* lookup_transparent_type */
NULL, /* Language specific symbol demangler */
NULL, /* Language specific
class_name_from_physname */
c_op_print_tab, /* expression operators for printing */
1, /* c-style arrays */
0, /* String lower bound */
default_word_break_characters,
default_make_symbol_completion_list,
c_language_arch_info,
default_print_array_index,
default_pass_by_reference,
c_get_string,
NULL, /* la_get_symbol_name_cmp */
iterate_over_symbols,
&default_varobj_ops,
LANG_MAGIC
};
void
_initialize_c_language (void)
{
add_language (&c_language_defn);
add_language (&cplus_language_defn);
add_language (&asm_language_defn);
add_language (&minimal_language_defn);
}
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