gdb, gdbserver, gdbsupport: flatten and sort some list in configure files

This makes the lists easier sort read and modify.  There are no changes
in the generated config.h files, so I'm confident this brings no
functional changes.

Change-Id: Ib6b7fc532bcd662af7dbb230070fb1f4fc75f86b

2 files changed, 76 insertions, 15 deletions

diff --git a/gdbsupport/common.m4 b/gdbsupport/common.m4
index d89c3ae..54290cc 100644
--- a/gdbsupport/common.m4
+++ b/gdbsupport/common.m4
@@ -40,22 +40,49 @@ AC_DEFUN([GDB_AC_COMMON], [
   dnl by the users of common.m4.
   AM_LANGINFO_CODESET
 
-  AC_CHECK_HEADERS(linux/perf_event.h locale.h memory.h signal.h dnl
-		   sys/resource.h sys/socket.h dnl
-		   sys/un.h sys/wait.h dnl
-		   thread_db.h wait.h dnl
-		   termios.h dnl
-		   dlfcn.h dnl
-		   linux/elf.h proc_service.h dnl
-		   poll.h sys/poll.h sys/select.h)
+AC_CHECK_HEADERS([ \
+  dlfcn.h \
+  linux/elf.h \
+  linux/perf_event.h  \
+  locale.h \
+  memory.h \
+  poll.h \
+  proc_service.h \
+  signal.h \
+  sys/poll.h \
+  sys/resource.h \
+  sys/select.h \
+  sys/socket.h \
+  sys/un.h \
+  sys/wait.h \
+  termios.h \
+  thread_db.h \
+  wait.h \
+])
 
   AC_FUNC_MMAP
   AC_FUNC_FORK
   # Some systems (e.g. Solaris) have `socketpair' in libsocket.
   AC_SEARCH_LIBS(socketpair, socket)
-  AC_CHECK_FUNCS([fdwalk getrlimit pipe pipe2 poll socketpair sigaction \
-		  ptrace64 sbrk setns sigaltstack sigprocmask \
-		  setpgid setpgrp getrusage getauxval sigtimedwait])
+  AC_CHECK_FUNCS([ \
+    fdwalk \
+    getauxval \
+    getrlimit \
+    getrusage \
+    pipe \
+    pipe2 \
+    poll \
+    ptrace64 \
+    sbrk \
+    setns \
+    setpgid \
+    setpgrp \
+    sigaction \
+    sigaltstack \
+    sigprocmask \
+    sigtimedwait \
+    socketpair \
+  ])
 
   # This is needed for RHEL 5 and uclibc-ng < 1.0.39.
   # These did not define ADDR_NO_RANDOMIZE in sys/personality.h,
diff --git a/gdbsupport/configure b/gdbsupport/configure
index 0240847..87980f6 100755
--- a/gdbsupport/configure
+++ b/gdbsupport/configure
@@ -11048,7 +11048,25 @@ $as_echo "#define HAVE_LANGINFO_CODESET 1" >>confdefs.h
   fi
 
 
-  for ac_header in linux/perf_event.h locale.h memory.h signal.h 		   sys/resource.h sys/socket.h 		   sys/un.h sys/wait.h 		   thread_db.h wait.h 		   termios.h 		   dlfcn.h 		   linux/elf.h proc_service.h 		   poll.h sys/poll.h sys/select.h
+for ac_header in  \
+  dlfcn.h \
+  linux/elf.h \
+  linux/perf_event.h  \
+  locale.h \
+  memory.h \
+  poll.h \
+  proc_service.h \
+  signal.h \
+  sys/poll.h \
+  sys/resource.h \
+  sys/select.h \
+  sys/socket.h \
+  sys/un.h \
+  sys/wait.h \
+  termios.h \
+  thread_db.h \
+  wait.h \
+
 do :
   as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
 ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
@@ -11510,9 +11528,25 @@ if test "$ac_res" != no; then :
 
 fi
 
-  for ac_func in fdwalk getrlimit pipe pipe2 poll socketpair sigaction \
-		  ptrace64 sbrk setns sigaltstack sigprocmask \
-		  setpgid setpgrp getrusage getauxval sigtimedwait
+  for ac_func in  \
+    fdwalk \
+    getauxval \
+    getrlimit \
+    getrusage \
+    pipe \
+    pipe2 \
+    poll \
+    ptrace64 \
+    sbrk \
+    setns \
+    setpgid \
+    setpgrp \
+    sigaction \
+    sigaltstack \
+    sigprocmask \
+    sigtimedwait \
+    socketpair \
+
 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"