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Re: [Qemu-devel] [RFC v4 3/7] Makefile: Rename targets for make recursio

From: Richard Henderson
Subject: Re: [Qemu-devel] [RFC v4 3/7] Makefile: Rename targets for make recursion
Date: Thu, 23 May 2019 10:10:34 -0400
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1

On 5/23/19 4:15 AM, Markus Armbruster wrote:
> We make a few sub-directories recursively, in particular
> For goal "all", we do it the nice way: "all" has a prerequisite
> subdir-T for each T in $(TARGET_DIRS), and T's recipe runs make
> recursively.  Behaves nicely with -j and -k.
> For other goals such as "clean" and "install", the recipe runs make
> recursively in a for loop.  Ignores -j and -k.
> The next commit will fix that for "clean" and "install".  This commit
> prepares the ground by renaming the targets we use for "all" to
> include the goal for the sub-make.  This will permit reusing them for
> goals other than "all".
> Targets subdir-T for T in $(TARGET_DIRS) run "make all" in T.  Rename
> to T/all, and declare phony.
> Targets romsubdir-R for R in $(ROMS) run "make" in pc-bios/R.  Default
> goal is "all" for all R.  Rename to pc-bios/R/all, and declare phony.
> The remainder are renamed just for consistency.
> Target subdir-dtc runs "make libbft/libfdt.a" in dtc.  Rename to
> dtc/all, and declare phony.
> Target subdir-capstone runs make $(BUILD_DIR)/capstone/$(LIBCAPSTONE)
> in $(SRC_PATH)/capstone.  Rename to capstone/all, and declare phony.
> Target subdir-slirp runs "make" in $(SRC_PATH)/slirp.  Default goal is
> all, which builds $(BUILD_DIR)/libslirp.a.  Rename to slirp/all, and
> declare phony.
> Signed-off-by: Markus Armbruster <address@hidden>
> ---
>  Makefile               | 30 ++++++++++++++++++------------
>  configure              |  6 +++---
>  tests/Makefile.include |  3 ++-
>  3 files changed, 23 insertions(+), 16 deletions(-)

Reviewed-by: Richard Henderson <address@hidden>


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