Re: [PATCH v7 3/4] Share fork_inferior et al with gdbserver

[Thomas Schwinge <thomas@codesourcery.com>]

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Hi!

On Wed, 07 Jun 2017 20:00:00 -0400, Sergio Durigan Junior <sergiodj@redhat.com> wrote:
> On Wednesday, June 07 2017, Pedro Alves wrote:
> 
> > In the commit log:
> >
> > On 06/07/2017 11:15 PM, Sergio Durigan Junior wrote:
> >> This is the most important (and the biggest, sorry) patch of the
> >> series.  It moves fork_inferior from gdb/fork-child.c to
> >> common/common-fork-child.c and makes all the necessary adjustments to
> >> both GDB and gdbserver to make sure everything works OK.
> >
> > common/common-fork-child.c -> nat/fork-inferior.c
> >
> > Series is OK.  Please push.
> 
> Thanks, pushed.
> 
> aefd8b33d97bded58e51d75271f99e1eaec9fb28
> 2090129c36c7e582943b7d300968d19b46160d84
> 043a49349c713dc329a2dfc413b082c3826ecdb8
> 156525114c1cbbace0dec223494b842ffc60d52e

Pushed to master the attached commit
6c6ef69fb4e95d991fa5462d067d3f71a73fedce '[gdb, hurd] Repair build after
"Share fork_inferior et al with gdbserver" changes'.


Grüße
 Thomas



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From 6c6ef69fb4e95d991fa5462d067d3f71a73fedce Mon Sep 17 00:00:00 2001
From: Thomas Schwinge <thomas@codesourcery.com>
Date: Wed, 4 Jul 2018 13:27:09 +0200
Subject: [PATCH] [gdb, hurd] Repair build after "Share fork_inferior et al
 with gdbserver" changes

..., that is commit 2090129c36c7e582943b7d300968d19b46160d84 causing:

    [...]/gdb/gnu-nat.c: In function 'void gnu_ptrace_me()':
    [...]/gdb/gnu-nat.c:2133:5: error: 'trace_start_error_with_name' was not declared in this scope
         trace_start_error_with_name ("ptrace");
         ^~~~~~~~~~~~~~~~~~~~~~~~~~~
    [...]/gdb/gnu-nat.c:2133:5: note: suggested alternative: 'throw_perror_with_name'
         trace_start_error_with_name ("ptrace");
         ^~~~~~~~~~~~~~~~~~~~~~~~~~~
         throw_perror_with_name
    [...]/gdb/gnu-nat.c: In function 'void gnu_create_inferior(target_ops*, const char*, const string&, char**, int)':
    [...]/gdb/gnu-nat.c:2147:9: error: 'fork_inferior' was not declared in this scope
       pid = fork_inferior (exec_file, allargs, env, gnu_ptrace_me,
             ^~~~~~~~~~~~~
    [...]/gdb/gnu-nat.c:2147:9: note: suggested alternative: 'exit_inferior'
       pid = fork_inferior (exec_file, allargs, env, gnu_ptrace_me,
             ^~~~~~~~~~~~~
             exit_inferior
    [...]/gdb/gnu-nat.c:2174:30: error: 'START_INFERIOR_TRAPS_EXPECTED' was not declared in this scope
       gdb_startup_inferior (pid, START_INFERIOR_TRAPS_EXPECTED);
                                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~

    /usr/bin/ld: gnu-nat.o: in function `gnu_ptrace_me()':
    [...]/gdb/gnu-nat.c:2134: undefined reference to `trace_start_error_with_name(char const*)'
    /usr/bin/ld: gnu-nat.o: in function `gnu_create_inferior(target_ops*, char const*, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, char**, int)':
    [...]/gdb/gnu-nat.c:2148: undefined reference to `fork_inferior(char const*, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, char**, void (*)(), void (*)(int), void (*)(), char const*, void (*)(char const*, char* const*, char* const*))'
    /usr/bin/ld: fork-child.o: in function `gdb_startup_inferior(int, int)':
    [...]/gdb/fork-child.c:136: undefined reference to `startup_inferior(int, int, target_waitstatus*, ptid_t*)'
    collect2: error: ld returned 1 exit status

	gdb/
	* configure.nat [gdb_host == i386gnu] (NATDEPFILES): Add
	'nat/fork-inferior.o'.
	* gnu-nat.c: #include "nat/fork-inferior.h".
---
 gdb/ChangeLog     | 4 ++++
 gdb/configure.nat | 1 +
 gdb/gnu-nat.c     | 1 +
 3 files changed, 6 insertions(+)

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index fcaae6125e..2974d7275c 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,9 @@
 2019-02-14  Thomas Schwinge  <thomas@codesourcery.com>
 
+	* configure.nat [gdb_host == i386gnu] (NATDEPFILES): Add
+	'nat/fork-inferior.o'.
+	* gnu-nat.c: #include "nat/fork-inferior.h".
+
 	* gnu-nat.c (gnu_nat_target::detach): Instead of
 	'inf_child_maybe_unpush_target (ops)' call 'maybe_unpush_target'.
 	* gnu-nat.h: #include "inf-child.h".
diff --git a/gdb/configure.nat b/gdb/configure.nat
index 3118263ac6..64ee101d83 100644
--- a/gdb/configure.nat
+++ b/gdb/configure.nat
@@ -215,6 +215,7 @@ case ${gdb_host} in
 		# Host: Intel 386 running the GNU Hurd
 		NATDEPFILES='i386-gnu-nat.o gnu-nat.o \
 		     x86-nat.o nat/x86-dregs.o fork-child.o \
+		     nat/fork-inferior.o \
 		     notify_S.o process_reply_S.o msg_reply_S.o \
 		     msg_U.o exc_request_U.o exc_request_S.o'
 		HAVE_NATIVE_GCORE_HOST=1
diff --git a/gdb/gnu-nat.c b/gdb/gnu-nat.c
index 78966c805d..5a47cb7d63 100644
--- a/gdb/gnu-nat.c
+++ b/gdb/gnu-nat.c
@@ -69,6 +69,7 @@ extern "C"
 #include "gdbthread.h"
 #include "gdb_obstack.h"
 #include "tid-parse.h"
+#include "nat/fork-inferior.h"
 
 #include "inf-child.h"
 
-- 
2.19.2