Re: [windows mingw]gdb cvs head build error in windows-nat.c

[asmwarrior <asmwarrior@gmail.com>]

On 2011-12-16 22:21, asmwarrior wrote:
> I build under MSYS+mingw
> Here is the build error:
>
>
> gcc -O0 -g -D__USE_MINGW_ACCESS   -I. -I../../gdb/gdb -I../../gdb/gdb/common -I.
> ../../gdb/gdb/config -DLOCALEDIR="\"/mingw/share/locale\"" -DHAVE_CONFIG_H -I../.
> ../gdb/gdb/../include/opcode -I../../gdb/gdb/../opcodes/.. -I../../gdb/gdb/../rea
> dline/.. -I../bfd -I../../gdb/gdb/../bfd -I../../gdb/gdb/../include -I../libdecn
> umber -I../../gdb/gdb/../libdecnumber  -I../../gdb/gdb/gnulib -Ignulib    -IE:/c
> ode/python272/include -IE:/code/python272/include -Wall -Wdeclaration-after-stat
> ement -Wpointer-arith -Wformat-nonliteral -Wno-pointer-sign -Wno-unused -Wunused
> -value -Wunused-function -Wno-switch -Wno-char-subscripts -Wno-format -Werror -c
>    -o dcache.o -MT dcache.o -MMD -MP -MF .deps/dcache.Tpo ../../gdb/gdb/dcache.c
> .../../gdb/gdb/windows-nat.c: In function 'init_windows_ops':
> .../../gdb/gdb/windows-nat.c:2517:26: error: 'cygwin_get_dr' undeclared (first us
> e in this function)
> .../../gdb/gdb/windows-nat.c:2517:26: note: each undeclared identifier is reporte
> d only once for each function it appears in
> .../../gdb/gdb/windows-nat.c:2519:29: error: 'cygwin_get_dr7' undeclared (first u
> se in this function)
> cc1.exe: warnings being treated as errors
> .../../gdb/gdb/windows-nat.c: At top level:
> .../../gdb/gdb/windows-nat.c:2654:1: error: 'cygwin_get_dr' defined but not used
> .../../gdb/gdb/windows-nat.c:2673:1: error: 'cygwin_get_dr7' defined but not used
>
>
> So, I think it was caused by this:
>
> 2011-12-14  Pedro Alves
> The change in windows-nat.c
>
> gdb/windows-nat.c |   21 ++++++++++++++++++++-
>    1 files changed, 20 insertions(+), 1 deletions(-)
>
> diff --git a/gdb/windows-nat.c b/gdb/windows-nat.c
> index 20e3c67..97ed237 100644
> --- a/gdb/windows-nat.c
> +++ b/gdb/windows-nat.c
> @@ -2494,8 +2494,9 @@ init_windows_ops (void)
>
>      i386_dr_low.set_control = cygwin_set_dr7;
>      i386_dr_low.set_addr = cygwin_set_dr;
> -  i386_dr_low.reset_addr = NULL;
> +  i386_dr_low.get_addr = cygwin_get_dr;
>      i386_dr_low.get_status = cygwin_get_dr6;
> +  i386_dr_low.get_control = cygwin_get_dr7;
>
>
> any ideas?
>
> asmwarrior
> ollydbg from codeblocks' forum
>
>


This patch should fix the build error.

  gdb/windows-nat.c |    2 ++
  1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/gdb/windows-nat.c b/gdb/windows-nat.c
index b4529bd..99157b8 100644
--- a/gdb/windows-nat.c
+++ b/gdb/windows-nat.c
@@ -172,8 +172,10 @@ static int windows_thread_alive (struct target_ops *, ptid_t);
  static void windows_kill_inferior (struct target_ops *);
  
  static void cygwin_set_dr (int i, CORE_ADDR addr);
+static CORE_ADDR cygwin_get_dr (int i);
  static void cygwin_set_dr7 (unsigned long val);
  static unsigned long cygwin_get_dr6 (void);
+static unsigned long cygwin_get_dr7 (void);
  
  static enum target_signal last_sig = TARGET_SIGNAL_0;
  /* Set if a signal was received from the debugged process.  */


asmwarrior
ollydbg from codeblocks' forum