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From: Sergey Kaplun via Tarantool-patches <tarantool-patches@dev.tarantool.org>
To: Igor Munkin <imun@tarantool.org>
Cc: tarantool-patches@dev.tarantool.org
Subject: Re: [Tarantool-patches] [PATCH luajit 1/5] build: preserve the original build system
Date: Tue, 9 Feb 2021 17:45:28 +0300
Message-ID: <20210209144528.GA9361@root> (raw)
In-Reply-To: <20210209124731.GH5448@tarantool.org>

Igor,

On 09.02.21, Igor Munkin wrote:
> Sergey,
> 
> Thanks for your review!
> 
> On 09.02.21, Sergey Kaplun wrote:
> > Hi, Igor!
> > 
> > Thanks for the patch!
> > LGTM, except 4 comments about memory profiler parser below.
> 
> I have several questions, so postponed your Ack a bit.

No problem.

> 
> > 
> > On 02.02.21, Igor Munkin wrote:
> > > Since the build machinery is going to be ported to CMake there would be
> > > Makefile names clashing. This change renames the original build system
> > > (and a couple of auxiliary files requiring configuring) to keep all this
> > > machinery working.
> > > 
> > > As a result of these changes one need to explicitly specify the Makefile
> > > in the build command:
> > > | make -f Makefile.original <options>
> > > 
> > > Needed for tarantool/tarantool#4862
> > > 
> > > Signed-off-by: Igor Munkin <imun@tarantool.org>
> > > ---
> > >  Makefile => Makefile.original               | 44 +++++++++++++--------
> > >  etc/{luajit.pc => luajit.pc.in}             |  4 +-
> > >  src/{Makefile.dep => Makefile.dep.original} |  0
> > >  src/{Makefile => Makefile.original}         |  4 +-
> > >  tools/luajit-parse-memprof                  |  9 -----
> > >  tools/luajit-parse-memprof.in               |  6 +++
> > >  6 files changed, 38 insertions(+), 29 deletions(-)
> > >  rename Makefile => Makefile.original (85%)
> > >  rename etc/{luajit.pc => luajit.pc.in} (91%)
> > >  rename src/{Makefile.dep => Makefile.dep.original} (100%)
> > >  rename src/{Makefile => Makefile.original} (99%)
> > >  delete mode 100755 tools/luajit-parse-memprof
> > >  create mode 100644 tools/luajit-parse-memprof.in
> > > 
> > > diff --git a/Makefile b/Makefile.original
> > > similarity index 85%
> > > rename from Makefile
> > > rename to Makefile.original
> > > index 61967df..b85d4bf 100644
> > > --- a/Makefile
> > > +++ b/Makefile.original
> > > @@ -85,10 +85,10 @@ INSTALL_X= install -m 0755
> > 
> > <snipped>
> > 
> > > @@ -185,13 +185,25 @@ uninstall:
> > >  
> > >  ##############################################################################
> > >  
> > > -amalg:
> > > +amalg: tools
> > >  	@echo "Building LuaJIT $(VERSION)"
> > > -	$(MAKE) -C src amalg
> > > +	$(MAKE) -C src -f Makefile.original amalg
> > >  
> > >  clean:
> > > -	$(MAKE) -C src clean
> > > +	$(RM) tools/$(FILE_TMEMPROF)
> > > +	$(MAKE) -C src -f Makefile.original clean
> > >  
> > > -.PHONY: all install amalg clean
> > > +tools: tools/$(FILE_TMEMPROF)
> > > +
> > > +# FIXME: This is an ugly hack to manually configure an auxiliary
> > > +# tools/luajit-parse-memprof. I hope this file will have gone away
> > 
> > 1. I suggest the following rewording ("I hope" is too personal :)):
> > s/I hope this file will have gone away/This file should go away/
> 
> Fixed, squashed, force-pushed to the branch. Diff is below:

Thanks!

> 
> ================================================================================
> 
> diff --git a/Makefile.original b/Makefile.original
> index b85d4bf..c3172f0 100644
> --- a/Makefile.original
> +++ b/Makefile.original
> @@ -196,8 +196,8 @@ clean:
>  tools: tools/$(FILE_TMEMPROF)
>  
>  # FIXME: This is an ugly hack to manually configure an auxiliary
> -# tools/luajit-parse-memprof. I hope this file will have gone away
> -# in scope of https://github.com/tarantool/tarantool/issues/5688.
> +# tools/luajit-parse-memprof. This file should go away in scope of
> +# https://github.com/tarantool/tarantool/issues/5688.
>  tools/$(FILE_TMEMPROF):
>  	@sed -e "s|@LUAJIT_TOOLS_DIR@|$(realpath tools)|" \
>  	     -e "s|@LUAJIT_TOOLS_BIN@|$(realpath src/luajit)|" \
> 
> ================================================================================
> 
> > 
> > > +# in scope of https://github.com/tarantool/tarantool/issues/5688.
> > > +tools/$(FILE_TMEMPROF):
> > > +	@sed -e "s|@LUAJIT_TOOLS_DIR@|$(realpath tools)|" \
> > > +	     -e "s|@LUAJIT_TOOLS_BIN@|$(realpath src/luajit)|" \
> > 
> > 2. @LUAJIT_BIN@ looks more convenient, doesn't it?
> 
> It doesn't for me. Why does the current naming look inconvenient to you?

What does LUAJIT_TOOLS_BIN mean? I confused by TOOLS part.

> 
> > 
> > > +	     $@.in > $@
> > > +	@chmod +x $@
> > > +
> > > +.PHONY: all install amalg clean tools
> > >  
> > >  ##############################################################################
> 
> <snipped>
> 
> > > diff --git a/tools/luajit-parse-memprof.in b/tools/luajit-parse-memprof.in
> > > new file mode 100644
> > > index 0000000..8867202
> > > --- /dev/null
> > > +++ b/tools/luajit-parse-memprof.in
> > > @@ -0,0 +1,6 @@
> > > +#!/bin/bash
> > > +#
> > > +# Launcher for memprof parser.
> > > +
> > > +LUA_PATH="@LUAJIT_TOOLS_DIR@/?.lua;;" \
> > > +	@LUAJIT_TOOLS_BIN@ @LUAJIT_TOOLS_DIR@/memprof.lua $@
> > 
> > 3. Unfortunately, your solution doesn't work for me:
> 
> Crap, I believe I've fixed this.
> 
> > 
> > | $ git log --oneline -n1
> > | 7badb7e (HEAD) build: preserve the original build system
> > | $ make -f Makefile.original  -j
> > | ==== Building LuaJIT 2.1.0-beta3 ====
> > | ...
> > | ==== Successfully built LuaJIT 2.1.0-beta3 ====
> > 
> > Side note: I suppose it is nothing bad to add corresponding lines about
> > tools building. At least it simplifies build debugging.
> > Feel free to ignore.
> 
> One can adjust this for debugging. Otherwise there is no need to see
> this output. We can use those hacks with Q/E, but I hope this part will
> have gone in the nearest future.

OK, never mind.

> 
> > 
> > | $ tools/luajit-parse-memprof /tmp/memprof_memleak.bin; echo -e "\n"; cat tools/luajit-parse-memprof
> > | tools/luajit-parse-memprof: line 5: /home/burii/reviews/luajit/cmake/tools/memprof.lua: Permission denied
> > |
> > | #!/bin/bash
> > | #
> > | # Launcher for memprof parser.
> > |
> > | LUA_PATH="/home/burii/reviews/luajit/cmake/tools/?.lua;;" \
> > |          /home/burii/reviews/luajit/cmake/tools/memprof.lua $@
> > 
> > This patch is working for me. But I am not bash|make guru :).
> 
> Heh, try your patch on a clean repo: unfortunately it works neither. The
> root cause is the lack of <src/luajit> on configuration phase. I added

Hmm, it's weird. `realpath` manual declares:
| all but the last component must exist
To be honest, I don't understand why it fails even in the first version
-- obviously, <src> exists.
Anyway, LGTM.

> the corresponding dependency for this rule. Fixed, squashed,
> force-pushed to the branch. Diff is below:
> 
> ================================================================================
> 
> diff --git a/Makefile.original b/Makefile.original
> index c3172f0..33dc2ed 100644
> --- a/Makefile.original
> +++ b/Makefile.original
> @@ -198,7 +198,7 @@ tools: tools/$(FILE_TMEMPROF)
>  # FIXME: This is an ugly hack to manually configure an auxiliary
>  # tools/luajit-parse-memprof. This file should go away in scope of
>  # https://github.com/tarantool/tarantool/issues/5688.
> -tools/$(FILE_TMEMPROF):
> +tools/$(FILE_TMEMPROF): src/luajit
>  	@sed -e "s|@LUAJIT_TOOLS_DIR@|$(realpath tools)|" \
>  	     -e "s|@LUAJIT_TOOLS_BIN@|$(realpath src/luajit)|" \
>  	     $@.in > $@
> 
> ================================================================================
> 
> After this patch everything is fine.
> 
> > 
> > | diff --git a/Makefile.original b/Makefile.original
> > | index b85d4bf..877398a 100644
> > | --- a/Makefile.original
> > | +++ b/Makefile.original
> > | @@ -199,8 +199,8 @@ tools: tools/$(FILE_TMEMPROF)
> > |  # tools/luajit-parse-memprof. I hope this file will have gone away
> > |  # in scope of https://github.com/tarantool/tarantool/issues/5688.
> > |  tools/$(FILE_TMEMPROF):
> > | -        @sed -e "s|@LUAJIT_TOOLS_DIR@|$(realpath tools)|" \
> > | -             -e "s|@LUAJIT_TOOLS_BIN@|$(realpath src/luajit)|" \
> > | +        @sed -e "s|@LUAJIT_TOOLS_DIR@|`realpath tools`|" \
> > | +             -e "s|@LUAJIT_TOOLS_BIN@|`realpath src/luajit`|" \
> > |               $@.in > $@
> > |          @chmod +x $@
> > |  
> > 
> > 4. Please, create separate commit to tools-related changes.
> 
> For what?

I don't understand existing of these changes (but I like them :))
from commit message. Is it mentioned in the following part?

| (and a couple of auxiliary files requiring configuring)

Is it better to mention directly tools files here instead "auxiliary"?

> 
> > Also, I suppose, it would be nice to add <tools/luajit-parse-memprof>
> > to <.gitignore> as far as it's generated. These lines may be confusing:
> 
> This is added in the next patch, but I'm not against moving it to this
> one. Fixed, squashed, force-pushed to the branch. Diff is below:

Thanks! But one nitpick, feel free to ignore.

> 
> ================================================================================
> 
> diff --git a/.gitignore b/.gitignore
> index 1a07bf7..fc9c31e 100644
> --- a/.gitignore
> +++ b/.gitignore
> @@ -9,3 +9,6 @@
>  *.dmp
>  *.swp
>  .tags
> +
> +# Configured runner for LuaJIT memprof parser

Nit: s/parser/parser./
Feel free to ignore.

> +tools/luajit-parse-memprof
> 
> ================================================================================
> 
> > 
> > | $ git status
> > | HEAD detached at 7badb7e
> > | Untracked files:
> > |   (use "git add <file>..." to include in what will be committed)
> > |         tools/luajit-parse-memprof
> > 
> > > -- 
> > > 2.25.0
> > > 
> > 
> > -- 
> > Best regards,
> > Sergey Kaplun
> 
> -- 
> Best regards,
> IM

-- 
Best regards,
Sergey Kaplun

  reply	other threads:[~2021-02-09 14:46 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-02 20:57 [Tarantool-patches] [PATCH luajit 0/5] Self-sufficient LuaJIT testing environment Igor Munkin via Tarantool-patches
2021-02-02 20:57 ` [Tarantool-patches] [PATCH luajit 1/5] build: preserve the original build system Igor Munkin via Tarantool-patches
2021-02-04 22:53   ` Timur Safin via Tarantool-patches
2021-02-08 15:56     ` Igor Munkin via Tarantool-patches
2021-02-09 11:38   ` Sergey Kaplun via Tarantool-patches
2021-02-09 12:47     ` Igor Munkin via Tarantool-patches
2021-02-09 14:45       ` Sergey Kaplun via Tarantool-patches [this message]
2021-02-09 15:28         ` Igor Munkin via Tarantool-patches
2021-02-10  9:35           ` Sergey Kaplun via Tarantool-patches
2021-02-02 20:57 ` [Tarantool-patches] [PATCH luajit 2/5] build: replace GNU Make with CMake Igor Munkin via Tarantool-patches
2021-02-04 22:53   ` Timur Safin via Tarantool-patches
2021-02-08 15:56     ` Igor Munkin via Tarantool-patches
2021-02-09 13:55       ` Timur Safin via Tarantool-patches
2021-02-09 15:09         ` Igor Munkin via Tarantool-patches
2021-02-11 19:23   ` Sergey Kaplun via Tarantool-patches
2021-02-16 15:28     ` Igor Munkin via Tarantool-patches
2021-02-18  9:56       ` Sergey Kaplun via Tarantool-patches
2021-02-20 19:18         ` Igor Munkin via Tarantool-patches
2021-02-27 10:48           ` Sergey Kaplun via Tarantool-patches
2021-02-28 18:18             ` Igor Munkin via Tarantool-patches
2021-02-13  3:47   ` Sergey Kaplun via Tarantool-patches
2021-02-16 15:32     ` Igor Munkin via Tarantool-patches
2021-02-02 20:57 ` [Tarantool-patches] [PATCH luajit 3/5] test: run LuaJIT tests via CMake Igor Munkin via Tarantool-patches
2021-02-08 15:05   ` Timur Safin via Tarantool-patches
2021-02-08 16:29     ` Igor Munkin via Tarantool-patches
2021-02-09  8:16       ` Timur Safin via Tarantool-patches
2021-02-09  8:43         ` Igor Munkin via Tarantool-patches
2021-02-09 13:59           ` Timur Safin via Tarantool-patches
2021-02-09 15:10             ` Igor Munkin via Tarantool-patches
2021-02-14 18:48   ` Sergey Kaplun via Tarantool-patches
2021-02-19 19:04     ` Igor Munkin via Tarantool-patches
2021-02-27 13:50       ` Sergey Kaplun via Tarantool-patches
2021-02-28 18:18         ` Igor Munkin via Tarantool-patches
2021-02-02 20:57 ` [Tarantool-patches] [PATCH luajit 4/5] test: fix warnings found with luacheck in misclib* Igor Munkin via Tarantool-patches
     [not found]   ` <012f01d6fe1a$a2aa6890$e7ff39b0$@tarantool.org>
2021-02-08 15:57     ` Igor Munkin via Tarantool-patches
     [not found]     ` <2c495492-50f4-acfd-ad66-2cb44abb5fa1@tarantool.org>
2021-02-08 15:40       ` Sergey Bronnikov via Tarantool-patches
2021-02-08 15:58       ` Igor Munkin via Tarantool-patches
2021-02-14 19:16   ` Sergey Kaplun via Tarantool-patches
2021-02-16 15:29     ` Igor Munkin via Tarantool-patches
2021-02-16 16:36       ` Sergey Kaplun via Tarantool-patches
2021-02-02 20:57 ` [Tarantool-patches] [PATCH luajit 5/5] test: run luacheck static analysis via CMake Igor Munkin via Tarantool-patches
2021-02-04 22:52   ` Timur Safin via Tarantool-patches
2021-02-08 15:57     ` Igor Munkin via Tarantool-patches
2021-02-14 19:32   ` Sergey Kaplun via Tarantool-patches
2021-02-19 19:14     ` Igor Munkin via Tarantool-patches
2021-02-28 22:04 ` [Tarantool-patches] [PATCH luajit 0/5] Self-sufficient LuaJIT testing environment Igor Munkin via Tarantool-patches

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