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old-cross-binutils/gdb/ui-file.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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/* UI_FILE - a generic STDIO like output stream.
Copyright (C) 1999-2013 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/>. */
/* Implement the ``struct ui_file'' object. */
#include "defs.h"
#include "ui-file.h"
#include "gdb_obstack.h"
#include <string.h>
#include "gdb_select.h"
#include "filestuff.h"
#include <errno.h>
static ui_file_isatty_ftype null_file_isatty;
static ui_file_write_ftype null_file_write;
static ui_file_write_ftype null_file_write_async_safe;
static ui_file_fputs_ftype null_file_fputs;
static ui_file_read_ftype null_file_read;
static ui_file_flush_ftype null_file_flush;
static ui_file_delete_ftype null_file_delete;
static ui_file_rewind_ftype null_file_rewind;
static ui_file_put_ftype null_file_put;
static ui_file_fseek_ftype null_file_fseek;
struct ui_file
{
int *magic;
ui_file_flush_ftype *to_flush;
ui_file_write_ftype *to_write;
ui_file_write_async_safe_ftype *to_write_async_safe;
ui_file_fputs_ftype *to_fputs;
ui_file_read_ftype *to_read;
ui_file_delete_ftype *to_delete;
ui_file_isatty_ftype *to_isatty;
ui_file_rewind_ftype *to_rewind;
ui_file_put_ftype *to_put;
ui_file_fseek_ftype *to_fseek;
void *to_data;
};
int ui_file_magic;
struct ui_file *
ui_file_new (void)
{
struct ui_file *file = xmalloc (sizeof (struct ui_file));
file->magic = &ui_file_magic;
set_ui_file_data (file, NULL, null_file_delete);
set_ui_file_flush (file, null_file_flush);
set_ui_file_write (file, null_file_write);
set_ui_file_write_async_safe (file, null_file_write_async_safe);
set_ui_file_fputs (file, null_file_fputs);
set_ui_file_read (file, null_file_read);
set_ui_file_isatty (file, null_file_isatty);
set_ui_file_rewind (file, null_file_rewind);
set_ui_file_put (file, null_file_put);
set_ui_file_fseek (file, null_file_fseek);
return file;
}
void
ui_file_delete (struct ui_file *file)
{
file->to_delete (file);
xfree (file);
}
static int
null_file_isatty (struct ui_file *file)
{
return 0;
}
static void
null_file_rewind (struct ui_file *file)
{
return;
}
static void
null_file_put (struct ui_file *file,
ui_file_put_method_ftype *write,
void *dest)
{
return;
}
static void
null_file_flush (struct ui_file *file)
{
return;
}
static void
null_file_write (struct ui_file *file,
const char *buf,
long sizeof_buf)
{
if (file->to_fputs == null_file_fputs)
/* Both the write and fputs methods are null. Discard the
request. */
return;
else
{
/* The fputs method isn't null, slowly pass the write request
onto that. FYI, this isn't as bad as it may look - the
current (as of 1999-11-07) printf_* function calls fputc and
fputc does exactly the below. By having a write function it
is possible to clean up that code. */
int i;
char b[2];
b[1] = '\0';
for (i = 0; i < sizeof_buf; i++)
{
b[0] = buf[i];
file->to_fputs (b, file);
}
return;
}
}
static long
null_file_read (struct ui_file *file,
char *buf,
long sizeof_buf)
{
errno = EBADF;
return 0;
}
static void
null_file_fputs (const char *buf, struct ui_file *file)
{
if (file->to_write == null_file_write)
/* Both the write and fputs methods are null. Discard the
request. */
return;
else
{
/* The write method was implemented, use that. */
file->to_write (file, buf, strlen (buf));
}
}
static void
null_file_write_async_safe (struct ui_file *file,
const char *buf,
long sizeof_buf)
{
return;
}
static void
null_file_delete (struct ui_file *file)
{
return;
}
static int
null_file_fseek (struct ui_file *stream, long offset, int whence)
{
errno = EBADF;
return -1;
}
void *
ui_file_data (struct ui_file *file)
{
if (file->magic != &ui_file_magic)
internal_error (__FILE__, __LINE__,
_("ui_file_data: bad magic number"));
return file->to_data;
}
void
gdb_flush (struct ui_file *file)
{
file->to_flush (file);
}
int
ui_file_isatty (struct ui_file *file)
{
return file->to_isatty (file);
}
void
ui_file_rewind (struct ui_file *file)
{
file->to_rewind (file);
}
void
ui_file_put (struct ui_file *file,
ui_file_put_method_ftype *write,
void *dest)
{
file->to_put (file, write, dest);
}
void
ui_file_write (struct ui_file *file,
const char *buf,
long length_buf)
{
file->to_write (file, buf, length_buf);
}
void
ui_file_write_async_safe (struct ui_file *file,
const char *buf,
long length_buf)
{
file->to_write_async_safe (file, buf, length_buf);
}
long
ui_file_read (struct ui_file *file, char *buf, long length_buf)
{
return file->to_read (file, buf, length_buf);
}
int
ui_file_fseek (struct ui_file *file, long offset, int whence)
{
return file->to_fseek (file, offset, whence);
}
void
fputs_unfiltered (const char *buf, struct ui_file *file)
{
file->to_fputs (buf, file);
}
void
set_ui_file_flush (struct ui_file *file, ui_file_flush_ftype *flush_ptr)
{
file->to_flush = flush_ptr;
}
void
set_ui_file_isatty (struct ui_file *file, ui_file_isatty_ftype *isatty_ptr)
{
file->to_isatty = isatty_ptr;
}
void
set_ui_file_rewind (struct ui_file *file, ui_file_rewind_ftype *rewind_ptr)
{
file->to_rewind = rewind_ptr;
}
void
set_ui_file_put (struct ui_file *file, ui_file_put_ftype *put_ptr)
{
file->to_put = put_ptr;
}
void
set_ui_file_write (struct ui_file *file,
ui_file_write_ftype *write_ptr)
{
file->to_write = write_ptr;
}
void
set_ui_file_write_async_safe (struct ui_file *file,
ui_file_write_async_safe_ftype *write_async_safe_ptr)
{
file->to_write_async_safe = write_async_safe_ptr;
}
void
set_ui_file_read (struct ui_file *file, ui_file_read_ftype *read_ptr)
{
file->to_read = read_ptr;
}
void
set_ui_file_fputs (struct ui_file *file, ui_file_fputs_ftype *fputs_ptr)
{
file->to_fputs = fputs_ptr;
}
void
set_ui_file_fseek (struct ui_file *file, ui_file_fseek_ftype *fseek_ptr)
{
file->to_fseek = fseek_ptr;
}
void
set_ui_file_data (struct ui_file *file, void *data,
ui_file_delete_ftype *delete_ptr)
{
file->to_data = data;
file->to_delete = delete_ptr;
}
/* ui_file utility function for converting a ``struct ui_file'' into
a memory buffer. */
struct accumulated_ui_file
{
char *buffer;
long length;
};
static void
do_ui_file_xstrdup (void *context, const char *buffer, long length)
{
struct accumulated_ui_file *acc = context;
if (acc->buffer == NULL)
acc->buffer = xmalloc (length + 1);
else
acc->buffer = xrealloc (acc->buffer, acc->length + length + 1);
memcpy (acc->buffer + acc->length, buffer, length);
acc->length += length;
acc->buffer[acc->length] = '\0';
}
char *
ui_file_xstrdup (struct ui_file *file, long *length)
{
struct accumulated_ui_file acc;
acc.buffer = NULL;
acc.length = 0;
ui_file_put (file, do_ui_file_xstrdup, &acc);
if (acc.buffer == NULL)
acc.buffer = xstrdup ("");
if (length != NULL)
*length = acc.length;
return acc.buffer;
}
static void
do_ui_file_obsavestring (void *context, const char *buffer, long length)
{
struct obstack *obstack = (struct obstack *) context;
obstack_grow (obstack, buffer, length);
}
char *
ui_file_obsavestring (struct ui_file *file, struct obstack *obstack,
long *length)
{
ui_file_put (file, do_ui_file_obsavestring, obstack);
*length = obstack_object_size (obstack);
obstack_1grow (obstack, '\0');
return obstack_finish (obstack);
}
/* A pure memory based ``struct ui_file'' that can be used an output
buffer. The buffers accumulated contents are available via
ui_file_put(). */
struct mem_file
{
int *magic;
char *buffer;
int sizeof_buffer;
int length_buffer;
};
static ui_file_rewind_ftype mem_file_rewind;
static ui_file_put_ftype mem_file_put;
static ui_file_write_ftype mem_file_write;
static ui_file_delete_ftype mem_file_delete;
static struct ui_file *mem_file_new (void);
static int mem_file_magic;
static struct ui_file *
mem_file_new (void)
{
struct mem_file *stream = XMALLOC (struct mem_file);
struct ui_file *file = ui_file_new ();
set_ui_file_data (file, stream, mem_file_delete);
set_ui_file_rewind (file, mem_file_rewind);
set_ui_file_put (file, mem_file_put);
set_ui_file_write (file, mem_file_write);
stream->magic = &mem_file_magic;
stream->buffer = NULL;
stream->sizeof_buffer = 0;
stream->length_buffer = 0;
return file;
}
static void
mem_file_delete (struct ui_file *file)
{
struct mem_file *stream = ui_file_data (file);
if (stream->magic != &mem_file_magic)
internal_error (__FILE__, __LINE__,
_("mem_file_delete: bad magic number"));
if (stream->buffer != NULL)
xfree (stream->buffer);
xfree (stream);
}
struct ui_file *
mem_fileopen (void)
{
return mem_file_new ();
}
static void
mem_file_rewind (struct ui_file *file)
{
struct mem_file *stream = ui_file_data (file);
if (stream->magic != &mem_file_magic)
internal_error (__FILE__, __LINE__,
_("mem_file_rewind: bad magic number"));
stream->length_buffer = 0;
}
static void
mem_file_put (struct ui_file *file,
ui_file_put_method_ftype *write,
void *dest)
{
struct mem_file *stream = ui_file_data (file);
if (stream->magic != &mem_file_magic)
internal_error (__FILE__, __LINE__,
_("mem_file_put: bad magic number"));
if (stream->length_buffer > 0)
write (dest, stream->buffer, stream->length_buffer);
}
void
mem_file_write (struct ui_file *file,
const char *buffer,
long length_buffer)
{
struct mem_file *stream = ui_file_data (file);
if (stream->magic != &mem_file_magic)
internal_error (__FILE__, __LINE__,
_("mem_file_write: bad magic number"));
if (stream->buffer == NULL)
{
stream->length_buffer = length_buffer;
stream->sizeof_buffer = length_buffer;
stream->buffer = xmalloc (stream->sizeof_buffer);
memcpy (stream->buffer, buffer, length_buffer);
}
else
{
int new_length = stream->length_buffer + length_buffer;
if (new_length >= stream->sizeof_buffer)
{
stream->sizeof_buffer = new_length;
stream->buffer = xrealloc (stream->buffer, stream->sizeof_buffer);
}
memcpy (stream->buffer + stream->length_buffer, buffer, length_buffer);
stream->length_buffer = new_length;
}
}
/* ``struct ui_file'' implementation that maps directly onto
<stdio.h>'s FILE. */
static ui_file_write_ftype stdio_file_write;
static ui_file_write_async_safe_ftype stdio_file_write_async_safe;
static ui_file_fputs_ftype stdio_file_fputs;
static ui_file_read_ftype stdio_file_read;
static ui_file_isatty_ftype stdio_file_isatty;
static ui_file_delete_ftype stdio_file_delete;
static struct ui_file *stdio_file_new (FILE *file, int close_p);
static ui_file_flush_ftype stdio_file_flush;
static ui_file_fseek_ftype stdio_file_fseek;
static int stdio_file_magic;
struct stdio_file
{
int *magic;
FILE *file;
/* The associated file descriptor is extracted ahead of time for
stdio_file_write_async_safe's benefit, in case fileno isn't async-safe. */
int fd;
int close_p;
};
static struct ui_file *
stdio_file_new (FILE *file, int close_p)
{
struct ui_file *ui_file = ui_file_new ();
struct stdio_file *stdio = xmalloc (sizeof (struct stdio_file));
stdio->magic = &stdio_file_magic;
stdio->file = file;
stdio->fd = fileno (file);
stdio->close_p = close_p;
set_ui_file_data (ui_file, stdio, stdio_file_delete);
set_ui_file_flush (ui_file, stdio_file_flush);
set_ui_file_write (ui_file, stdio_file_write);
set_ui_file_write_async_safe (ui_file, stdio_file_write_async_safe);
set_ui_file_fputs (ui_file, stdio_file_fputs);
set_ui_file_read (ui_file, stdio_file_read);
set_ui_file_isatty (ui_file, stdio_file_isatty);
set_ui_file_fseek (ui_file, stdio_file_fseek);
return ui_file;
}
static void
stdio_file_delete (struct ui_file *file)
{
struct stdio_file *stdio = ui_file_data (file);
if (stdio->magic != &stdio_file_magic)
internal_error (__FILE__, __LINE__,
_("stdio_file_delete: bad magic number"));
if (stdio->close_p)
{
fclose (stdio->file);
}
xfree (stdio);
}
static void
stdio_file_flush (struct ui_file *file)
{
struct stdio_file *stdio = ui_file_data (file);
if (stdio->magic != &stdio_file_magic)
internal_error (__FILE__, __LINE__,
_("stdio_file_flush: bad magic number"));
fflush (stdio->file);
}
static long
stdio_file_read (struct ui_file *file, char *buf, long length_buf)
{
struct stdio_file *stdio = ui_file_data (file);
if (stdio->magic != &stdio_file_magic)
internal_error (__FILE__, __LINE__,
_("stdio_file_read: bad magic number"));
/* For the benefit of Windows, call gdb_select before reading from
the file. Wait until at least one byte of data is available.
Control-C can interrupt gdb_select, but not read. */
{
fd_set readfds;
FD_ZERO (&readfds);
FD_SET (stdio->fd, &readfds);
if (gdb_select (stdio->fd + 1, &readfds, NULL, NULL, NULL) == -1)
return -1;
}
return read (stdio->fd, buf, length_buf);
}
static void
stdio_file_write (struct ui_file *file, const char *buf, long length_buf)
{
struct stdio_file *stdio = ui_file_data (file);
if (stdio->magic != &stdio_file_magic)
internal_error (__FILE__, __LINE__,
_("stdio_file_write: bad magic number"));
/* Calling error crashes when we are called from the exception framework. */
if (fwrite (buf, length_buf, 1, stdio->file))
{
/* Nothing. */
}
}
static void
stdio_file_write_async_safe (struct ui_file *file,
const char *buf, long length_buf)
{
struct stdio_file *stdio = ui_file_data (file);
if (stdio->magic != &stdio_file_magic)
{
/* gettext isn't necessarily async safe, so we can't use _("error message") here.
We could extract the correct translation ahead of time, but this is an extremely
rare event, and one of the other stdio_file_* routines will presumably catch
the problem anyway. For now keep it simple and ignore the error here. */
return;
}
/* This is written the way it is to avoid a warning from gcc about not using the
result of write (since it can be declared with attribute warn_unused_result).
Alas casting to void doesn't work for this. */
if (write (stdio->fd, buf, length_buf))
{
/* Nothing. */
}
}
static void
stdio_file_fputs (const char *linebuffer, struct ui_file *file)
{
struct stdio_file *stdio = ui_file_data (file);
if (stdio->magic != &stdio_file_magic)
internal_error (__FILE__, __LINE__,
_("stdio_file_fputs: bad magic number"));
/* Calling error crashes when we are called from the exception framework. */
if (fputs (linebuffer, stdio->file))
{
/* Nothing. */
}
}
static int
stdio_file_isatty (struct ui_file *file)
{
struct stdio_file *stdio = ui_file_data (file);
if (stdio->magic != &stdio_file_magic)
internal_error (__FILE__, __LINE__,
_("stdio_file_isatty: bad magic number"));
return (isatty (stdio->fd));
}
static int
stdio_file_fseek (struct ui_file *file, long offset, int whence)
{
struct stdio_file *stdio = ui_file_data (file);
if (stdio->magic != &stdio_file_magic)
internal_error (__FILE__, __LINE__,
_("stdio_file_fseek: bad magic number"));
return fseek (stdio->file, offset, whence);
}
#ifdef __MINGW32__
/* This is the implementation of ui_file method to_write for stderr.
gdb_stdout is flushed before writing to gdb_stderr. */
static void
stderr_file_write (struct ui_file *file, const char *buf, long length_buf)
{
gdb_flush (gdb_stdout);
stdio_file_write (file, buf, length_buf);
}
/* This is the implementation of ui_file method to_fputs for stderr.
gdb_stdout is flushed before writing to gdb_stderr. */
static void
stderr_file_fputs (const char *linebuffer, struct ui_file *file)
{
gdb_flush (gdb_stdout);
stdio_file_fputs (linebuffer, file);
}
#endif
struct ui_file *
stderr_fileopen (void)
{
struct ui_file *ui_file = stdio_fileopen (stderr);
#ifdef __MINGW32__
/* There is no real line-buffering on Windows, see
http://msdn.microsoft.com/en-us/library/86cebhfs%28v=vs.71%29.aspx
so the stdout is either fully-buffered or non-buffered. We can't
make stdout non-buffered, because of two concerns,
1. non-buffering hurts performance,
2. non-buffering may change GDB's behavior when it is interacting
with front-end, such as Emacs.
We decided to leave stdout as fully buffered, but flush it first
when something is written to stderr. */
/* Method 'to_write_async_safe' is not overwritten, because there's
no way to flush a stream in an async-safe manner. Fortunately,
it doesn't really matter, because:
- that method is only used for printing internal debug output
from signal handlers.
- Windows hosts don't have a concept of async-safeness. Signal
handlers run in a separate thread, so they can call
the regular non-async-safe output routines freely. */
set_ui_file_write (ui_file, stderr_file_write);
set_ui_file_fputs (ui_file, stderr_file_fputs);
#endif
return ui_file;
}
/* Like fdopen(). Create a ui_file from a previously opened FILE. */
struct ui_file *
stdio_fileopen (FILE *file)
{
return stdio_file_new (file, 0);
}
struct ui_file *
gdb_fopen (const char *name, const char *mode)
{
FILE *f = gdb_fopen_cloexec (name, mode);
if (f == NULL)
return NULL;
return stdio_file_new (f, 1);
}
/* ``struct ui_file'' implementation that maps onto two ui-file objects. */
static ui_file_write_ftype tee_file_write;
static ui_file_fputs_ftype tee_file_fputs;
static ui_file_isatty_ftype tee_file_isatty;
static ui_file_delete_ftype tee_file_delete;
static ui_file_flush_ftype tee_file_flush;
static int tee_file_magic;
struct tee_file
{
int *magic;
struct ui_file *one, *two;
int close_one, close_two;
};
struct ui_file *
tee_file_new (struct ui_file *one, int close_one,
struct ui_file *two, int close_two)
{
struct ui_file *ui_file = ui_file_new ();
struct tee_file *tee = xmalloc (sizeof (struct tee_file));
tee->magic = &tee_file_magic;
tee->one = one;
tee->two = two;
tee->close_one = close_one;
tee->close_two = close_two;
set_ui_file_data (ui_file, tee, tee_file_delete);
set_ui_file_flush (ui_file, tee_file_flush);
set_ui_file_write (ui_file, tee_file_write);
set_ui_file_fputs (ui_file, tee_file_fputs);
set_ui_file_isatty (ui_file, tee_file_isatty);
return ui_file;
}
static void
tee_file_delete (struct ui_file *file)
{
struct tee_file *tee = ui_file_data (file);
if (tee->magic != &tee_file_magic)
internal_error (__FILE__, __LINE__,
_("tee_file_delete: bad magic number"));
if (tee->close_one)
ui_file_delete (tee->one);
if (tee->close_two)
ui_file_delete (tee->two);
xfree (tee);
}
static void
tee_file_flush (struct ui_file *file)
{
struct tee_file *tee = ui_file_data (file);
if (tee->magic != &tee_file_magic)
internal_error (__FILE__, __LINE__,
_("tee_file_flush: bad magic number"));
tee->one->to_flush (tee->one);
tee->two->to_flush (tee->two);
}
static void
tee_file_write (struct ui_file *file, const char *buf, long length_buf)
{
struct tee_file *tee = ui_file_data (file);
if (tee->magic != &tee_file_magic)
internal_error (__FILE__, __LINE__,
_("tee_file_write: bad magic number"));
ui_file_write (tee->one, buf, length_buf);
ui_file_write (tee->two, buf, length_buf);
}
static void
tee_file_fputs (const char *linebuffer, struct ui_file *file)
{
struct tee_file *tee = ui_file_data (file);
if (tee->magic != &tee_file_magic)
internal_error (__FILE__, __LINE__,
_("tee_file_fputs: bad magic number"));
tee->one->to_fputs (linebuffer, tee->one);
tee->two->to_fputs (linebuffer, tee->two);
}
static int
tee_file_isatty (struct ui_file *file)
{
struct tee_file *tee = ui_file_data (file);
if (tee->magic != &tee_file_magic)
internal_error (__FILE__, __LINE__,
_("tee_file_isatty: bad magic number"));
return ui_file_isatty (tee->one);
}
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