[PATCH 3/3] Build gdb "nat" files in subdirectory

Tom Tromey tom@tromey.com
Mon Dec 24 21:09:00 GMT 2018


This moves the various "nat" object files into the nat/ subdirectory.
This allows for the removal of a pattern rule from the gdb Makefile,
which is a small cleanup.

I made the configure.nat change in a (semi-) automated way, hopefully
meaning that it is more likely to be correct than had I done it by
hand.

Eventually I would like for the various configure scripts to only
mention source files, and let the Makefile compute the object file
names.

gdb/ChangeLog
2018-12-24  Tom Tromey  <tom@tromey.com>

	* configure.nat (NATDEPFILES): Use nat/ prefix.
	* Makefile.in (CONFIG_SRC_SUBDIR): Add nat.
	(%.o: ${srcdir}/nat/%.c): Remove rule.
	(INIT_FILES): Do not filter out NATDEPFILES.
---
 gdb/ChangeLog     |  7 +++++
 gdb/Makefile.in   |  9 ++----
 gdb/configure.nat | 73 ++++++++++++++++++++++++++---------------------
 3 files changed, 50 insertions(+), 39 deletions(-)

diff --git a/gdb/Makefile.in b/gdb/Makefile.in
index e4d4a3449d..3111411e9d 100644
--- a/gdb/Makefile.in
+++ b/gdb/Makefile.in
@@ -525,7 +525,8 @@ CONFIG_INSTALL = @CONFIG_INSTALL@
 CONFIG_UNINSTALL = @CONFIG_UNINSTALL@
 HAVE_NATIVE_GCORE_TARGET = @HAVE_NATIVE_GCORE_TARGET@
 
-CONFIG_SRC_SUBDIR = arch cli mi common compile tui unittests guile python target
+CONFIG_SRC_SUBDIR = arch cli mi common compile tui unittests guile python \
+	target nat
 CONFIG_DEP_SUBDIR = $(addsuffix /$(DEPDIR),$(CONFIG_SRC_SUBDIR))
 
 # -I. for config files.
@@ -1636,10 +1637,6 @@ python/%.o: INTERNAL_CFLAGS += $(PYTHON_CFLAGS)
 	$(COMPILE) $(all_gdbtk_cflags) $<
 	$(POSTCOMPILE)
 
-%.o: ${srcdir}/nat/%.c
-	$(COMPILE) $<
-	$(POSTCOMPILE)
-
 installcheck:
 
 # The check target can not use subdir_do, because subdir_do does not
@@ -1838,7 +1835,7 @@ test-cp-name-parser$(EXEEXT): test-cp-name-parser.o $(LIBIBERTY)
 INIT_FILES = \
 	$(patsubst %.o,%.c, \
 	  $(patsubst %-exp.o,%-exp.y, \
-	    $(filter-out $(NATDEPFILES) init.o version.o %_S.o %_U.o,\
+	    $(filter-out init.o version.o %_S.o %_U.o,\
 	      $(COMMON_OBS))))
 
 init.c: stamp-init; @true
diff --git a/gdb/configure.nat b/gdb/configure.nat
index 200b716924..a38a3380d8 100644
--- a/gdb/configure.nat
+++ b/gdb/configure.nat
@@ -54,40 +54,41 @@
 case ${gdb_host} in
     *linux*)
 	NAT_FILE='config/nm-linux.h'
-	NATDEPFILES='inf-ptrace.o fork-child.o fork-inferior.o proc-service.o \
-		linux-thread-db.o linux-nat.o linux-osdata.o linux-fork.o \
-		linux-procfs.o linux-ptrace.o linux-waitpid.o \
-		linux-personality.o linux-namespaces.o'
+	NATDEPFILES='inf-ptrace.o fork-child.o nat/fork-inferior.o \
+		proc-service.o \
+		linux-thread-db.o linux-nat.o nat/linux-osdata.o linux-fork.o \
+		nat/linux-procfs.o nat/linux-ptrace.o nat/linux-waitpid.o \
+		nat/linux-personality.o nat/linux-namespaces.o'
 	NAT_CDEPS='$(srcdir)/proc-service.list'
 	LOADLIBES='-ldl $(RDYNAMIC)'
 	;;
     fbsd*)
-	NATDEPFILES='fork-child.o fork-inferior.o inf-ptrace.o fbsd-nat.o'
+	NATDEPFILES='fork-child.o nat/fork-inferior.o inf-ptrace.o fbsd-nat.o'
 	HAVE_NATIVE_GCORE_HOST=1
 	LOADLIBES='-lkvm'
 	;;
     nbsd*)
-	NATDEPFILES='fork-child.o fork-inferior.o inf-ptrace.o'
+	NATDEPFILES='fork-child.o nat/fork-inferior.o inf-ptrace.o'
 	HAVE_NATIVE_GCORE_HOST=1
 	;;
     obsd*)
-	NATDEPFILES='fork-child.o fork-inferior.o inf-ptrace.o'
+	NATDEPFILES='fork-child.o nat/fork-inferior.o inf-ptrace.o'
 	;;
     cygwin*)
-	NATDEPFILES='x86-nat.o x86-dregs.o windows-nat.o'
+	NATDEPFILES='x86-nat.o nat/x86-dregs.o windows-nat.o'
 	;;
     mingw*)
-	NATDEPFILES='x86-nat.o x86-dregs.o windows-nat.o'
+	NATDEPFILES='x86-nat.o nat/x86-dregs.o windows-nat.o'
 	;;
     aix)
-	NATDEPFILES='fork-inferior.o fork-child.o inf-ptrace.o'
+	NATDEPFILES='nat/fork-inferior.o fork-child.o inf-ptrace.o'
 	;;
     darwin)
-	NATDEPFILES='fork-child.o fork-inferior.o darwin-nat.o \
+	NATDEPFILES='fork-child.o nat/fork-inferior.o darwin-nat.o \
 	    darwin-nat-info.o'
 	;;
     sol2)
-	NATDEPFILES='fork-child.o fork-inferior.o \
+	NATDEPFILES='fork-child.o nat/fork-inferior.o \
 	    procfs.o proc-api.o proc-events.o proc-flags.o proc-why.o \
 	    sol-thread.o'
 	HAVE_NATIVE_GCORE_HOST=1
@@ -145,7 +146,7 @@ case ${gdb_host} in
 	    i386)
 		# Host: IA86 running Darwin
 		NATDEPFILES="${NATDEPFILES} i386-darwin-nat.o x86-nat.o \
-		    x86-dregs.o amd64-nat.o"
+		    nat/x86-dregs.o amd64-nat.o"
 		;;
 	esac
 	;;
@@ -163,7 +164,7 @@ case ${gdb_host} in
 		;;
 	    i386)
 		# Host: FreeBSD/i386
-		NATDEPFILES="${NATDEPFILES} x86-nat.o x86-dregs.o \
+		NATDEPFILES="${NATDEPFILES} x86-nat.o nat/x86-dregs.o \
 		x86-bsd-nat.o i386-bsd-nat.o i386-fbsd-nat.o bsd-kvm.o"
 		NAT_FILE='nm-fbsd.h'
 		;;
@@ -193,7 +194,8 @@ case ${gdb_host} in
 	    i386)
 		# Host: FreeBSD/amd64
 		NATDEPFILES="${NATDEPFILES} amd64-nat.o amd64-bsd-nat.o \
-		amd64-fbsd-nat.o bsd-kvm.o x86-nat.o x86-dregs.o x86-bsd-nat.o"
+		amd64-fbsd-nat.o bsd-kvm.o x86-nat.o nat/x86-dregs.o \
+		x86-bsd-nat.o"
 		;;
 	esac
 	;;
@@ -203,7 +205,7 @@ case ${gdb_host} in
 		# Host: Intel x86 running DJGPP
 		# We include several header files from config/djgpp
 		MH_CFLAGS='-I$(srcdir)/config/djgpp'
-		NATDEPFILES='go32-nat.o x86-nat.o x86-dregs.o'
+		NATDEPFILES='go32-nat.o x86-nat.o nat/x86-dregs.o'
 		XM_CLIBS='-ldbg'
 		;;
 	esac
@@ -213,7 +215,7 @@ case ${gdb_host} in
 	    i386)
 		# Host: Intel 386 running the GNU Hurd
 		NATDEPFILES='i386-gnu-nat.o gnu-nat.o \
-		     x86-nat.o x86-dregs.o fork-child.o \
+		     x86-nat.o nat/x86-dregs.o fork-child.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
@@ -232,8 +234,9 @@ case ${gdb_host} in
 	    aarch64)
 		#  Host: AArch64 based machine running GNU/Linux
 		NATDEPFILES="${NATDEPFILES} aarch64-linux-nat.o \
-		aarch32-linux-nat.o aarch64-linux-hw-point.o aarch64-linux.o \
-		aarch64-sve-linux-ptrace.o"
+		aarch32-linux-nat.o nat/aarch64-linux-hw-point.o \
+		nat/aarch64-linux.o \
+		nat/aarch64-sve-nat/linux-ptrace.o"
 		;;
 	    arm)
 		# Host: ARM based machine running GNU/Linux
@@ -242,9 +245,9 @@ case ${gdb_host} in
 		;;
 	    i386)
 		# Host: Intel 386 running GNU/Linux.
-		NATDEPFILES="${NATDEPFILES} x86-nat.o x86-dregs.o \
-		i386-linux-nat.o x86-linux-nat.o linux-btrace.o \
-		x86-linux.o x86-linux-dregs.o"
+		NATDEPFILES="${NATDEPFILES} x86-nat.o nat/x86-dregs.o \
+		i386-linux-nat.o x86-linux-nat.o nat/linux-btrace.o \
+		nat/x86-linux.o nat/x86-linux-dregs.o"
 		;;
 	    ia64)
 		# Host: Intel IA-64 running GNU/Linux
@@ -261,7 +264,7 @@ case ${gdb_host} in
 	    mips)
 		# Host: Linux/MIPS
 		NATDEPFILES="${NATDEPFILES} linux-nat-trad.o \
-		mips-linux-nat.o mips-linux-watch.o"
+		mips-linux-nat.o nat/mips-linux-watch.o"
 		;;
 	    pa)
 		# Host: Hewlett-Packard PA-RISC machine, running Linux
@@ -269,7 +272,7 @@ case ${gdb_host} in
 		;;
 	    powerpc)
 		# Host: PowerPC, running Linux
-		NATDEPFILES="${NATDEPFILES} ppc-linux-nat.o ppc-linux.o"
+		NATDEPFILES="${NATDEPFILES} ppc-linux-nat.o nat/ppc-linux.o"
 		;;
 	    riscv*)
 		# Host: RISC-V, running Linux
@@ -298,9 +301,11 @@ case ${gdb_host} in
 	case ${gdb_host_cpu} in
 	    i386)
 		# Host: GNU/Linux x86-64
-		NATDEPFILES="${NATDEPFILES} x86-nat.o x86-dregs.o \
-		amd64-nat.o amd64-linux-nat.o x86-linux-nat.o linux-btrace.o \
-		x86-linux.o x86-linux-dregs.o amd64-linux-siginfo.o"
+		NATDEPFILES="${NATDEPFILES} x86-nat.o nat/x86-dregs.o \
+		amd64-nat.o amd64-linux-nat.o x86-linux-nat.o \
+		nat/linux-btrace.o \
+		nat/x86-linux.o nat/x86-linux-dregs.o \
+		nat/amd64-linux-siginfo.o"
 		;;
 	    sparc)
 		# Host: GNU/Linux UltraSPARC
@@ -355,7 +360,7 @@ case ${gdb_host} in
 	    i386)
 		# Host: NetBSD/amd64
 		NATDEPFILES="${NATDEPFILES} nbsd-nat.o amd64-nat.o x86-nat.o \
-		x86-dregs.o x86-bsd-nat.o amd64-bsd-nat.o amd64-nbsd-nat.o"
+		nat/x86-dregs.o x86-bsd-nat.o amd64-bsd-nat.o amd64-nbsd-nat.o"
 		;;
 	    sparc)
 		# Host: NetBSD/sparc64
@@ -374,7 +379,8 @@ case ${gdb_host} in
 		;;
 	    i386)
 		# Host: NetBSD/i386 ELF
-		NATDEPFILES="${NATDEPFILES} nbsd-nat.o x86-nat.o x86-dregs.o \
+		NATDEPFILES="${NATDEPFILES} nbsd-nat.o x86-nat.o \
+		nat/x86-dregs.o \
 		x86-bsd-nat.o i386-bsd-nat.o i386-nbsd-nat.o bsd-kvm.o"
 		LOADLIBES='-lkvm'
 		;;
@@ -460,7 +466,7 @@ case ${gdb_host} in
 	    powerpc)
 		# Host: PowerPC64, running Linux
 		XM_CLIBS=
-		NATDEPFILES="${NATDEPFILES} ppc-linux-nat.o ppc-linux.o"
+		NATDEPFILES="${NATDEPFILES} ppc-linux-nat.o nat/ppc-linux.o"
 		;;
 	esac
 	;;
@@ -488,9 +494,10 @@ case ${gdb_host} in
 		NAT_CDEPS=
 		LOADLIBES=
 		NATDEPFILES='spu-linux-nat.o \
-		      inf-ptrace.o fork-child.o fork-inferior.o \
-		      linux-procfs.o linux-ptrace.o linux-waitpid.o \
-		      linux-personality.o linux-namespaces.o'
+		      inf-ptrace.o fork-child.o nat/fork-inferior.o \
+		      nat/linux-procfs.o nat/linux-ptrace.o \
+		      nat/linux-waitpid.o \
+		      nat/linux-personality.o nat/linux-namespaces.o'
 		;;
 	esac
 	;;
-- 
2.17.2



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