From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bernhard Reutner-Fischer Date: Wed, 7 Oct 2009 23:18:21 +0200 Subject: [Buildroot] [PATCH] cut down on implicit rule searches Message-ID: <20091007211821.GJ23847@mx.loc> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net Hi, The subject says it all, info make explains it in detail. Please install. PS: obviously reduces the amount of time make wastes trying to match pattern rules which we don't have nor need. PPS: `-r' `--no-builtin-rules' Eliminate use of the built-in implicit rules (*note Using Implicit Rules: Implicit Rules.). You can still define your own by writing pattern rules (*note Defining and Redefining Pattern Rules: Pattern Rules.). The `-r' option also clears out the default list of suffixes for suffix rules (*note Old-Fashioned Suffix Rules: Suffix Rules.). But you can still define your own suffixes with a rule for `.SUFFIXES', and then define your own suffix rules. Note that only _rules_ are affected by the `-r' option; default variables remain in effect (*note Variables Used by Implicit Rules: Implicit Variables.); see the `-R' option below. PPPS: (excerpt only for _one_ attempted match that is avoided with that patch) @@ -413,149887 +413,2023 @@ Updating makefiles.... Considering target file `target/device/Atmel/arch-avr32/arch-avr32.mk'. Looking for an implicit rule for `target/device/Atmel/arch-avr32/arch-avr32.mk'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.o'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.c'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.cc'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.C'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.cpp'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.p'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.f'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.F'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.r'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.s'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.S'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.mod'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.sh'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk,v'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk,v'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/s.arch-avr32.mk'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/SCCS/s.arch-avr32.mk'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.o'. - Looking for a rule with intermediate file `target/device/Atmel/arch-avr32/arch-avr32.mk.o'. - Avoiding implicit rule recursion. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.c'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.cc'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.C'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.cpp'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.p'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.f'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.F'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.r'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.s'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.S'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.mod'. - Trying pattern rule with stem `arch-avr32.mk.o'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.o,v'. - Trying pattern rule with stem `arch-avr32.mk.o'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.o,v'. - Trying pattern rule with stem `arch-avr32.mk.o'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.o'. - Trying pattern rule with stem `arch-avr32.mk.o'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/s.arch-avr32.mk.o'. - Trying pattern rule with stem `arch-avr32.mk.o'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/SCCS/s.arch-avr32.mk.o'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.c'. - Looking for a rule with intermediate file `target/device/Atmel/arch-avr32/arch-avr32.mk.c'. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.y'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.l'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.w'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.w'. - Trying pattern rule with stem `arch-avr32.mk.c'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.c,v'. - Trying pattern rule with stem `arch-avr32.mk.c'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.c,v'. - Trying pattern rule with stem `arch-avr32.mk.c'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.c'. - Trying pattern rule with stem `arch-avr32.mk.c'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/s.arch-avr32.mk.c'. - Trying pattern rule with stem `arch-avr32.mk.c'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/SCCS/s.arch-avr32.mk.c'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.y'. - Looking for a rule with intermediate file `target/device/Atmel/arch-avr32/arch-avr32.mk.y'. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Trying pattern rule with stem `arch-avr32.mk.y'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.y,v'. - Trying pattern rule with stem `arch-avr32.mk.y'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.y,v'. - Trying pattern rule with stem `arch-avr32.mk.y'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.y'. - Trying pattern rule with stem `arch-avr32.mk.y'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/s.arch-avr32.mk.y'. - Trying pattern rule with stem `arch-avr32.mk.y'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/SCCS/s.arch-avr32.mk.y'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.l'. - Looking for a rule with intermediate file `target/device/Atmel/arch-avr32/arch-avr32.mk.l'. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Trying pattern rule with stem `arch-avr32.mk.l'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.l,v'. - Trying pattern rule with stem `arch-avr32.mk.l'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.l,v'. - Trying pattern rule with stem `arch-avr32.mk.l'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.l'. - Trying pattern rule with stem `arch-avr32.mk.l'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/s.arch-avr32.mk.l'. - Trying pattern rule with stem `arch-avr32.mk.l'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/SCCS/s.arch-avr32.mk.l'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.w'. - Looking for a rule with intermediate file `target/device/Atmel/arch-avr32/arch-avr32.mk.w'. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Trying pattern rule with stem `arch-avr32.mk.w'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.w,v'. - Trying pattern rule with stem `arch-avr32.mk.w'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.w,v'. - Trying pattern rule with stem `arch-avr32.mk.w'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.w'. - Trying pattern rule with stem `arch-avr32.mk.w'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/s.arch-avr32.mk.w'. - Trying pattern rule with stem `arch-avr32.mk.w'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/SCCS/s.arch-avr32.mk.w'. - Trying pattern rule with stem `arch-avr32.mk'. - Rejecting impossible implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.w'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.cc'. - Looking for a rule with intermediate file `target/device/Atmel/arch-avr32/arch-avr32.mk.cc'. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Trying pattern rule with stem `arch-avr32.mk.cc'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.cc,v'. - Trying pattern rule with stem `arch-avr32.mk.cc'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.cc,v'. - Trying pattern rule with stem `arch-avr32.mk.cc'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.cc'. - Trying pattern rule with stem `arch-avr32.mk.cc'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/s.arch-avr32.mk.cc'. - Trying pattern rule with stem `arch-avr32.mk.cc'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/SCCS/s.arch-avr32.mk.cc'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.C'. - Looking for a rule with intermediate file `target/device/Atmel/arch-avr32/arch-avr32.mk.C'. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Trying pattern rule with stem `arch-avr32.mk.C'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.C,v'. - Trying pattern rule with stem `arch-avr32.mk.C'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.C,v'. - Trying pattern rule with stem `arch-avr32.mk.C'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.C'. - Trying pattern rule with stem `arch-avr32.mk.C'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/s.arch-avr32.mk.C'. - Trying pattern rule with stem `arch-avr32.mk.C'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/SCCS/s.arch-avr32.mk.C'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.cpp'. - Looking for a rule with intermediate file `target/device/Atmel/arch-avr32/arch-avr32.mk.cpp'. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Trying pattern rule with stem `arch-avr32.mk.cpp'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.cpp,v'. - Trying pattern rule with stem `arch-avr32.mk.cpp'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.cpp,v'. - Trying pattern rule with stem `arch-avr32.mk.cpp'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.cpp'. - Trying pattern rule with stem `arch-avr32.mk.cpp'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/s.arch-avr32.mk.cpp'. - Trying pattern rule with stem `arch-avr32.mk.cpp'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/SCCS/s.arch-avr32.mk.cpp'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.p'. - Looking for a rule with intermediate file `target/device/Atmel/arch-avr32/arch-avr32.mk.p'. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.web'. - Trying pattern rule with stem `arch-avr32.mk.p'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.p,v'. - Trying pattern rule with stem `arch-avr32.mk.p'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.p,v'. - Trying pattern rule with stem `arch-avr32.mk.p'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.p'. - Trying pattern rule with stem `arch-avr32.mk.p'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/s.arch-avr32.mk.p'. - Trying pattern rule with stem `arch-avr32.mk.p'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/SCCS/s.arch-avr32.mk.p'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.web'. - Looking for a rule with intermediate file `target/device/Atmel/arch-avr32/arch-avr32.mk.web'. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Trying pattern rule with stem `arch-avr32.mk.web'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.web,v'. - Trying pattern rule with stem `arch-avr32.mk.web'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.web,v'. - Trying pattern rule with stem `arch-avr32.mk.web'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.web'. - Trying pattern rule with stem `arch-avr32.mk.web'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/s.arch-avr32.mk.web'. - Trying pattern rule with stem `arch-avr32.mk.web'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/SCCS/s.arch-avr32.mk.web'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.f'. - Looking for a rule with intermediate file `target/device/Atmel/arch-avr32/arch-avr32.mk.f'. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.F'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.r'. - Trying pattern rule with stem `arch-avr32.mk.f'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.f,v'. - Trying pattern rule with stem `arch-avr32.mk.f'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.f,v'. - Trying pattern rule with stem `arch-avr32.mk.f'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.f'. - Trying pattern rule with stem `arch-avr32.mk.f'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/s.arch-avr32.mk.f'. - Trying pattern rule with stem `arch-avr32.mk.f'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/SCCS/s.arch-avr32.mk.f'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.F'. - Looking for a rule with intermediate file `target/device/Atmel/arch-avr32/arch-avr32.mk.F'. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Trying pattern rule with stem `arch-avr32.mk.F'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.F,v'. - Trying pattern rule with stem `arch-avr32.mk.F'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.F,v'. - Trying pattern rule with stem `arch-avr32.mk.F'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.F'. - Trying pattern rule with stem `arch-avr32.mk.F'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/s.arch-avr32.mk.F'. - Trying pattern rule with stem `arch-avr32.mk.F'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/SCCS/s.arch-avr32.mk.F'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.r'. - Looking for a rule with intermediate file `target/device/Atmel/arch-avr32/arch-avr32.mk.r'. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Trying pattern rule with stem `arch-avr32.mk'. - Rejecting impossible implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.l'. - Trying pattern rule with stem `arch-avr32.mk.r'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.r,v'. - Trying pattern rule with stem `arch-avr32.mk.r'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.r,v'. - Trying pattern rule with stem `arch-avr32.mk.r'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.r'. - Trying pattern rule with stem `arch-avr32.mk.r'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/s.arch-avr32.mk.r'. - Trying pattern rule with stem `arch-avr32.mk.r'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/SCCS/s.arch-avr32.mk.r'. - Trying pattern rule with stem `arch-avr32.mk'. - Rejecting impossible implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.F'. - Trying pattern rule with stem `arch-avr32.mk'. - Rejecting impossible implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.r'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.s'. - Looking for a rule with intermediate file `target/device/Atmel/arch-avr32/arch-avr32.mk.s'. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.S'. - Trying pattern rule with stem `arch-avr32.mk.s'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.s,v'. - Trying pattern rule with stem `arch-avr32.mk.s'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.s,v'. - Trying pattern rule with stem `arch-avr32.mk.s'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.s'. - Trying pattern rule with stem `arch-avr32.mk.s'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/s.arch-avr32.mk.s'. - Trying pattern rule with stem `arch-avr32.mk.s'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/SCCS/s.arch-avr32.mk.s'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.S'. - Looking for a rule with intermediate file `target/device/Atmel/arch-avr32/arch-avr32.mk.S'. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Trying pattern rule with stem `arch-avr32.mk.S'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.S,v'. - Trying pattern rule with stem `arch-avr32.mk.S'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.S,v'. - Trying pattern rule with stem `arch-avr32.mk.S'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.S'. - Trying pattern rule with stem `arch-avr32.mk.S'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/s.arch-avr32.mk.S'. - Trying pattern rule with stem `arch-avr32.mk.S'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/SCCS/s.arch-avr32.mk.S'. - Trying pattern rule with stem `arch-avr32.mk'. - Rejecting impossible implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.S'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.mod'. - Looking for a rule with intermediate file `target/device/Atmel/arch-avr32/arch-avr32.mk.mod'. - Avoiding implicit rule recursion. - Avoiding implicit rule recursion. - Trying pattern rule with stem `arch-avr32.mk.mod'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.mod,v'. - Trying pattern rule with stem `arch-avr32.mk.mod'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.mod,v'. - Trying pattern rule with stem `arch-avr32.mk.mod'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.mod'. - Trying pattern rule with stem `arch-avr32.mk.mod'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/s.arch-avr32.mk.mod'. - Trying pattern rule with stem `arch-avr32.mk.mod'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/SCCS/s.arch-avr32.mk.mod'. - Trying pattern rule with stem `arch-avr32.mk'. - Rejecting impossible implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.c'. - Trying pattern rule with stem `arch-avr32.mk'. - Rejecting impossible implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.cc'. - Trying pattern rule with stem `arch-avr32.mk'. - Rejecting impossible implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.C'. - Trying pattern rule with stem `arch-avr32.mk'. - Rejecting impossible implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.cpp'. - Trying pattern rule with stem `arch-avr32.mk'. - Rejecting impossible implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.p'. - Trying pattern rule with stem `arch-avr32.mk'. - Rejecting impossible implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.f'. - Trying pattern rule with stem `arch-avr32.mk'. - Rejecting impossible implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.F'. - Trying pattern rule with stem `arch-avr32.mk'. - Rejecting impossible implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.r'. - Trying pattern rule with stem `arch-avr32.mk'. - Rejecting impossible implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.s'. - Trying pattern rule with stem `arch-avr32.mk'. - Rejecting impossible implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.S'. - Trying pattern rule with stem `arch-avr32.mk'. - Rejecting impossible implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.mod'. - Trying pattern rule with stem `arch-avr32.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.sh'. - Looking for a rule with intermediate file `target/device/Atmel/arch-avr32/arch-avr32.mk.sh'. - Avoiding implicit rule recursion. - Trying pattern rule with stem `arch-avr32.mk.sh'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/arch-avr32.mk.sh,v'. - Trying pattern rule with stem `arch-avr32.mk.sh'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.sh,v'. - Trying pattern rule with stem `arch-avr32.mk.sh'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/RCS/arch-avr32.mk.sh'. - Trying pattern rule with stem `arch-avr32.mk.sh'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/s.arch-avr32.mk.sh'. - Trying pattern rule with stem `arch-avr32.mk.sh'. - Trying implicit prerequisite `target/device/Atmel/arch-avr32/SCCS/s.arch-avr32.mk.sh'. No implicit rule found for `target/device/Atmel/arch-avr32/arch-avr32.mk'. Finished prerequisites of target file `target/device/Atmel/arch-avr32/arch-avr32.mk'. No need to remake target `target/device/Atmel/arch-avr32/arch-avr32.mk'. Considering target file `target/device/Atmel/arch-arm/arch-arm.mk'. Looking for an implicit rule for `target/device/Atmel/arch-arm/arch-arm.mk'. - Trying pattern rule with stem `arch-arm.mk'. - Trying implicit prerequisite `target/device/Atmel/arch-arm/arch-arm.mk.o'. [snip rest] -------------- next part -------------- diff --git a/Makefile b/Makefile index bbd49d4..f18e4f5 100644 --- a/Makefile +++ b/Makefile @@ -458,6 +458,9 @@ endif .config.cmd $(MAKE) -C $(CONFIG) clean +# Cut down on implicit rule searches. +# The childs we'll spawn will have this filtered out, of course. +MAKEFLAGS+=--no-builtin-rules else # ifeq ($(BR2_HAVE_DOT_CONFIG),y) all: menuconfig diff --git a/package/Makefile.in b/package/Makefile.in index 0a70ab4..14ec290 100644 --- a/package/Makefile.in +++ b/package/Makefile.in @@ -6,8 +6,8 @@ HOSTMAKE=$(MAKE) endif HOSTMAKE :=$(shell which $(HOSTMAKE) || type -p $(HOSTMAKE) || echo make) -MAKE1:=$(HOSTMAKE) -j1 -MAKE:=$(HOSTMAKE) -j$(BR2_JLEVEL) +MAKE1:=MAKEFLAGS=$(filter-out --no-builtin-rules,$(MAKEFLAGS)) $(HOSTMAKE) -j1 +MAKE:=$(subst -j1,-j$(BR2_JLEVEL),$(MAKE1)) ######################################################################### ifeq ($(BR2_TOOLCHAIN_SOURCE),y)