PR gdb/7912:

	* Makefile.in (SFILES): Add filestuff.c
	(COMMON_OBS): Add filestuff.o.
	(filestuff.o): New target.
	* auto-load.c (auto_load_objfile_script_1): Use
	gdb_fopen_cloexec.
	* auxv.c (procfs_xfer_auxv): Use gdb_open_cloexec.
	* cli/cli-cmds.c (shell_escape): Call close_most_fds.
	* cli/cli-dump.c (fopen_with_cleanup): Use gdb_fopen_cloexec.
	* common/agent.c (gdb_connect_sync_socket): Use
	gdb_socket_cloexec.
	* common/filestuff.c: New file.
	* common/filestuff.h: New file.
	* common/linux-osdata.c (linux_common_core_of_thread)
	(command_from_pid, commandline_from_pid, print_source_lines)
	(linux_xfer_osdata_shm, linux_xfer_osdata_sem)
	(linux_xfer_osdata_msg, linux_xfer_osdata_modules): Use
	gdb_fopen_cloexec.
	* common/linux-procfs.c (linux_proc_get_int)
	(linux_proc_pid_has_state): Use gdb_fopen_cloexec.
	* config.in, configure: Rebuild.
	* configure.ac: Don't check for sys/socket.h.  Check for
	fdwalk, pipe2.
	* corelow.c (core_open): Use gdb_open_cloexec.
	* dwarf2read.c (write_psymtabs_to_index): Use gdb_fopen_cloexec.
	* fork-child.c (fork_inferior): Call close_most_fds.
	* gdb_bfd.c (gdb_bfd_open): Use gdb_open_cloexec.
	* inf-child.c (inf_child_fileio_readlink): Use gdb_open_cloexec.
	* linux-nat.c (linux_nat_thread_name, linux_proc_pending_signals):
	Use gdb_fopen_cloexec.
	(linux_proc_xfer_partial, linux_proc_xfer_spu): Use
	gdb_open_cloexec.
	(linux_async_pipe): Use gdb_pipe_cloexec.
	* remote-fileio.c (remote_fileio_func_open): Use
	gdb_open_cloexec.
	* remote.c (remote_file_put, remote_file_get): Use
	gdb_fopen_cloexec.
	* ser-pipe.c (pipe_open): Use gdb_socketpair_cloexec,
	close_most_fds.
	* ser-tcp.c (net_open): Use gdb_socket_cloexec.
	* ser-unix.c (hardwire_open): Use gdb_open_cloexec.
	* solib.c (solib_find): Use gdb_open_cloexec.
	* source.c (openp, find_and_open_source): Use gdb_open_cloexec.
	* tracepoint.c (tfile_start): Use gdb_fopen_cloexec.
	(tfile_open): Use gdb_open_cloexec.
	* tui/tui-io.c (tui_initialize_io): Use gdb_pipe_cloexec.
	* ui-file.c (gdb_fopen): Use gdb_fopen_cloexec.
	* xml-support.c (xml_fetch_content_from_file): Use
	gdb_fopen_cloexec.
	* main.c (captured_main): Call notice_open_fds.
gdbserver
	* Makefile.in (SFILES): Add filestuff.c.
	(OBS): Add filestuff.o.
	(filestuff.o): New target.
	* config.in, configure: Rebuild.
	* configure.ac: Check for fdwalk, pipe2.

5 files changed, 22 insertions, 4 deletions

diff --git a/gdb/gdbserver/ChangeLog b/gdb/gdbserver/ChangeLog
index 5edc818..25b1be2 100644
--- a/gdb/gdbserver/ChangeLog
+++ b/gdb/gdbserver/ChangeLog
@@ -1,3 +1,11 @@
+2013-04-22  Tom Tromey  <tromey@redhat.com>
+
+	* Makefile.in (SFILES): Add filestuff.c.
+	(OBS): Add filestuff.o.
+	(filestuff.o): New target.
+	* config.in, configure: Rebuild.
+	* configure.ac: Check for fdwalk, pipe2.
+
 2013-04-17  Pedro Alves  <palves@redhat.com>
 
 	* configure.ac (USE_THREAD_DB): Delete variable.
diff --git a/gdb/gdbserver/Makefile.in b/gdb/gdbserver/Makefile.in
index faa0098..b9961c2 100644
--- a/gdb/gdbserver/Makefile.in
+++ b/gdb/gdbserver/Makefile.in
@@ -155,7 +155,8 @@ SFILES=	$(srcdir)/gdbreplay.c $(srcdir)/inferiors.c $(srcdir)/dll.c \
 	$(srcdir)/common/vec.c $(srcdir)/common/gdb_vecs.c \
 	$(srcdir)/common/common-utils.c $(srcdir)/common/xml-utils.c \
 	$(srcdir)/common/linux-osdata.c $(srcdir)/common/ptid.c \
-	$(srcdir)/common/buffer.c $(srcdir)/common/linux-btrace.c
+	$(srcdir)/common/buffer.c $(srcdir)/common/linux-btrace.c \
+	$(srcdir)/common/filestuff.c
 
 DEPFILES = @GDBSERVER_DEPFILES@
 
@@ -167,7 +168,7 @@ TAGFILES = $(SOURCES) ${HFILES} ${ALLPARAM} ${POSSLIBS}
 OBS = agent.o ax.o inferiors.o regcache.o remote-utils.o server.o signals.o target.o \
 	utils.o version.o vec.o gdb_vecs.o \
 	mem-break.o hostio.o event-loop.o tracepoint.o \
-	xml-utils.o common-utils.o ptid.o buffer.o format.o \
+	xml-utils.o common-utils.o ptid.o buffer.o format.o filestuff.o \
 	dll.o notif.o \
 	$(XML_BUILTIN) \
 	$(DEPFILES) $(LIBOBJS)
@@ -540,6 +541,9 @@ buffer.o: ../common/buffer.c
 format.o: ../common/format.c
 	$(COMPILE) $<
 	$(POSTCOMPILE)
+filestuff.o: ../common/filestuff.c
+	$(COMPILE) $<
+	$(POSTCOMPILE)
 agent.o: ../common/agent.c
 	$(COMPILE) $<
 	$(POSTCOMPILE)
diff --git a/gdb/gdbserver/config.in b/gdb/gdbserver/config.in
index 35a836d..dada2fb 100644
--- a/gdb/gdbserver/config.in
+++ b/gdb/gdbserver/config.in
@@ -67,6 +67,9 @@
 /* Define to 1 if you have the <fcntl.h> header file. */
 #undef HAVE_FCNTL_H
 
+/* Define to 1 if you have the `fdwalk' function. */
+#undef HAVE_FDWALK
+
 /* Define to 1 if you have the <inttypes.h> header file. */
 #undef HAVE_INTTYPES_H
 
@@ -112,6 +115,9 @@
 /* Define if you support the personality syscall. */
 #undef HAVE_PERSONALITY
 
+/* Define to 1 if you have the `pipe2' function. */
+#undef HAVE_PIPE2
+
 /* Define to 1 if you have the `pread' function. */
 #undef HAVE_PREAD
 
diff --git a/gdb/gdbserver/configure b/gdb/gdbserver/configure
index 5a56183..b87fedb 100755
--- a/gdb/gdbserver/configure
+++ b/gdb/gdbserver/configure
@@ -4795,7 +4795,7 @@ fi
 
 done
 
-for ac_func in pread pwrite pread64 readlink
+for ac_func in pread pwrite pread64 readlink fdwalk pipe2
 do :
   as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
 ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
diff --git a/gdb/gdbserver/configure.ac b/gdb/gdbserver/configure.ac
index fdd8918..b9928d7 100644
--- a/gdb/gdbserver/configure.ac
+++ b/gdb/gdbserver/configure.ac
@@ -70,7 +70,7 @@ AC_CHECK_HEADERS(sgtty.h termio.h termios.h sys/reg.h string.h dnl
 		 sys/ioctl.h netinet/in.h sys/socket.h netdb.h dnl
 		 netinet/tcp.h arpa/inet.h sys/wait.h wait.h sys/un.h dnl
 		 linux/perf_event.h)
-AC_CHECK_FUNCS(pread pwrite pread64 readlink)
+AC_CHECK_FUNCS(pread pwrite pread64 readlink fdwalk pipe2)
 AC_REPLACE_FUNCS(vasprintf vsnprintf)
 
 # Check for UST