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From: sergos via Tarantool-patches <tarantool-patches@dev.tarantool.org>
To: Maksim Kokryashkin <max.kokryashkin@gmail.com>
Cc: tarantool-patches@dev.tarantool.org
Subject: Re: [Tarantool-patches] [PATCH luajit v4 7/8] Fix build with busybox grep.
Date: Tue, 6 Dec 2022 00:51:27 +0300	[thread overview]
Message-ID: <0D258347-DEC5-4B1F-8A79-05AAF70D8F43@tarantool.org> (raw)
In-Reply-To: <20221028092638.11506-8-max.kokryashkin@gmail.com>

Hi!

Thanks for the patch!

LGTM

Sergos


> On 28 Oct 2022, at 12:26, Maksim Kokryashkin <max.kokryashkin@gmail.com> wrote:
> 
> From: Mike Pall <mike>
> 
> Reported by ymph.
> 
> (cherry picked from commit 66563bdab0c7acf3cd61dc6cfcca36275951d084)
> 
> Busybox implementation of grep doesn't have the `-U` option, but it
> has the option to treat the binary as a text file, so that case is
> provided as an alternative.
> 
> Maxim Kokryashkin:
> * added the description for the problem and updated the CMake
> 
> Needed for tarantool/tarantool#6096
> Part of tarantool/tarantool#7230
> ---
> cmake/SetTargetFlags.cmake | 2 +-
> src/Makefile.original      | 2 +-
> 2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/cmake/SetTargetFlags.cmake b/cmake/SetTargetFlags.cmake
> index 943a3152..8abb6288 100644
> --- a/cmake/SetTargetFlags.cmake
> +++ b/cmake/SetTargetFlags.cmake
> @@ -23,7 +23,7 @@ else()
>   string(FIND ${TARGET_C_FLAGS} "LJ_NO_UNWIND 1" UNWIND_POS)
>   if(UNWIND_POS EQUAL -1)
>     execute_process(
> -      COMMAND bash -c "exec 2>/dev/null; echo 'extern void b(void);int a(void){b();return 0;}' | ${CMAKE_C_COMPILER} -c -x c - -o tmpunwind.o && grep -qU -e eh_frame -e __unwind_info tmpunwind.o && echo E; rm -f tmpunwind.o"
> +      COMMAND bash -c "exec 2>/dev/null; echo 'extern void b(void);int a(void){b();return 0;}' | ${CMAKE_C_COMPILER} -c -x c - -o tmpunwind.o && { grep -qa -e eh_frame -e __unwind_info tmpunwind.o || grep -qU -e eh_frame -e __unwind_info tmpunwind.o; } && echo E; rm -f tmpunwind.o"
>       WORKING_DIRECTORY ${LUAJIT_SOURCE_DIR}
>       OUTPUT_VARIABLE TESTUNWIND
>       RESULT_VARIABLE TESTUNWIND_RC
> diff --git a/src/Makefile.original b/src/Makefile.original
> index 4d7cda3e..2d014e43 100644
> --- a/src/Makefile.original
> +++ b/src/Makefile.original
> @@ -344,7 +344,7 @@ ifeq (iOS,$(TARGET_SYS))
> else
>   ifeq (,$(findstring LJ_NO_UNWIND 1,$(TARGET_TESTARCH)))
>     # Find out whether the target toolchain always generates unwind tables.
> -    TARGET_TESTUNWIND=$(shell exec 2>/dev/null; echo 'extern void b(void);int a(void){b();return 0;}' | $(TARGET_CC) -c -x c - -o tmpunwind.o && grep -qU -e eh_frame -e __unwind_info tmpunwind.o && echo E; rm -f tmpunwind.o)
> +    TARGET_TESTUNWIND=$(shell exec 2>/dev/null; echo 'extern void b(void);int a(void){b();return 0;}' | $(TARGET_CC) -c -x c - -o tmpunwind.o && { grep -qa -e eh_frame -e __unwind_info tmpunwind.o || grep -qU -e eh_frame -e __unwind_info tmpunwind.o; } && echo E; rm -f tmpunwind.o)
>     ifneq (,$(findstring E,$(TARGET_TESTUNWIND)))
>       TARGET_XCFLAGS+= -DLUAJIT_UNWIND_EXTERNAL
>     endif
> -- 
> 2.37.0 (Apple Git-136)
> 


  parent reply	other threads:[~2022-12-05 21:51 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20221028092638.11506-1-max.kokryashkin@gmail.com>
     [not found] ` <20221028092638.11506-5-max.kokryashkin@gmail.com>
2022-11-24 11:37   ` [Tarantool-patches] [PATCH luajit v4 4/8] ARM64: Reorder interpreter stack frame and fix unwinding Sergey Kaplun via Tarantool-patches
2022-11-30 13:04     ` Maxim Kokryashkin via Tarantool-patches
2022-12-05 21:42   ` sergos via Tarantool-patches
     [not found] ` <20221028092638.11506-6-max.kokryashkin@gmail.com>
2022-11-24 11:41   ` [Tarantool-patches] [PATCH luajit v4 5/8] OSX/ARM64: Disable unwind info Sergey Kaplun via Tarantool-patches
2022-11-30 13:05     ` Maxim Kokryashkin via Tarantool-patches
2022-12-05 21:43   ` sergos via Tarantool-patches
     [not found] ` <20221028092638.11506-2-max.kokryashkin@gmail.com>
2022-12-05 16:01   ` [Tarantool-patches] [PATCH luajit v4 1/8] Cleanup and enable external unwinding for more platforms sergos via Tarantool-patches
     [not found] ` <20221028092638.11506-3-max.kokryashkin@gmail.com>
2022-12-05 16:06   ` [Tarantool-patches] [PATCH luajit v4 2/8] OSX: Fix build by hardcoding external frame unwinding sergos via Tarantool-patches
     [not found] ` <20221028092638.11506-4-max.kokryashkin@gmail.com>
2022-12-05 16:11   ` [Tarantool-patches] [PATCH luajit v4 3/8] OSX/ARM64: Disable external unwinding for now sergos via Tarantool-patches
     [not found] ` <20221028092638.11506-7-max.kokryashkin@gmail.com>
2022-11-24 11:49   ` [Tarantool-patches] [PATCH luajit v4 6/8] BSD: Fix build with BSD grep Sergey Kaplun via Tarantool-patches
2022-11-30 13:05     ` Maxim Kokryashkin via Tarantool-patches
2022-12-05 21:46   ` sergos via Tarantool-patches
     [not found] ` <20221028092638.11506-8-max.kokryashkin@gmail.com>
2022-11-24 11:56   ` [Tarantool-patches] [PATCH luajit v4 7/8] Fix build with busybox grep Sergey Kaplun via Tarantool-patches
2022-11-30 13:06     ` Maxim Kokryashkin via Tarantool-patches
2022-12-05 21:51   ` sergos via Tarantool-patches [this message]
     [not found] ` <20221028092638.11506-9-max.kokryashkin@gmail.com>
2022-11-24 13:10   ` [Tarantool-patches] [PATCH luajit v4 8/8] OSX/ARM64: Fix external unwinding Sergey Kaplun via Tarantool-patches
2022-11-30 13:21     ` Maxim Kokryashkin via Tarantool-patches
2022-12-01  8:52       ` Sergey Kaplun via Tarantool-patches
2022-12-01 12:28         ` Sergey Kaplun via Tarantool-patches
2022-12-06  5:58   ` sergos via Tarantool-patches

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