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From: Yann E. MORIN <yann.morin.1998@free.fr>
To: buildroot@busybox.net
Subject: [Buildroot] [PATCH 1/3] Makefile: don't hang the build if there are no file lists
Date: Fri, 20 Mar 2020 22:29:29 +0100	[thread overview]
Message-ID: <20200320212929.GU10025@scaer> (raw)
In-Reply-To: <20200318155814.567-1-patrickdepinguin@gmail.com>

Thomas ?2, All,

On 2020-03-18 16:58 +0100, Thomas De Schampheleire spake thusly:
> From: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
> 
> In very limited configurations, it is possible to have a case where no
> .files-list-staging.txt files are created. In this case:
> 
> 	cat $(sort $(wildcard $(BUILD_DIR)/*/.files-list-staging.txt)) > \
> 		$(BUILD_DIR)/packages-file-list-staging.txt
> 
> becomes:
> 
> 	cat > \
> 		$(BUILD_DIR)/packages-file-list-staging.txt
> 
> which of course makes the build hang.. forever.
> 
> So we fix this by checking the list is not empty. To keep the code
> readable, we introduce an intermediate variable to store the list of
> these files.
> 
> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
> Signed-off-by: Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>

Series applied to master, after fixing this patch as previously
discussed in the thread. Thanks.

Regards,
Yann E. MORIN.

> ---
>  Makefile | 16 ++++++++++------
>  1 file changed, 10 insertions(+), 6 deletions(-)
> 
> diff --git a/Makefile b/Makefile
> index 5455e6662e..29d30a4f70 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -728,6 +728,10 @@ $(TARGETS_ROOTFS): target-finalize
>  # Avoid the rootfs name leaking down the dependency chain
>  target-finalize: ROOTFS=
>  
> +TARGET_DIR_FILES_LISTS = $(sort $(wildcard $(BUILD_DIR)/*/.files-list.txt))
> +HOST_DIR_FILES_LISTS = $(sort $(wildcard $(BUILD_DIR)/*/.files-list-host.txt))
> +STAGING_DIR_FILES_LISTS = $(sort $(wildcard $(BUILD_DIR)/*/.files-list-staging.txt))
> +
>  .PHONY: host-finalize
>  host-finalize: $(PACKAGES) $(HOST_DIR) $(HOST_DIR_SYMLINK)
>  	@$(call MESSAGE,"Finalizing host directory")
> @@ -808,12 +812,12 @@ endif # merged /usr
>  
>  	touch $(TARGET_DIR)/usr
>  
> -	cat $(sort $(wildcard $(BUILD_DIR)/*/.files-list.txt)) > \
> -		$(BUILD_DIR)/packages-file-list.txt
> -	cat $(sort $(wildcard $(BUILD_DIR)/*/.files-list-host.txt)) > \
> -		$(BUILD_DIR)/packages-file-list-host.txt
> -	cat $(sort $(wildcard $(BUILD_DIR)/*/.files-list-staging.txt)) > \
> -		$(BUILD_DIR)/packages-file-list-staging.txt
> +	$(if $(TARGET_DIR_FILES_LISTS), \
> +		cat $(TARGET_DIR_FILES_LISTS) > $(BUILD_DIR)/packages-file-list.txt)
> +	$(if $(HOST_DIR_FILES_LISTS), \
> +		cat $(HOST_DIR_FILES_LISTS) > $(BUILD_DIR)/packages-file-list-host.txt)
> +	$(if $(STAGING_DIR_FILES_LISTS), \
> +		cat $(STAGING_DIR_FILES_LISTS) > $(BUILD_DIR)/packages-file-list-staging.txt)
>  
>  .PHONY: target-post-image
>  target-post-image: $(TARGETS_ROOTFS) target-finalize staging-finalize
> -- 
> 2.24.1
> 
> _______________________________________________
> buildroot mailing list
> buildroot at busybox.net
> http://lists.busybox.net/mailman/listinfo/buildroot

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| +33 662 376 056 | Software  Designer | \ / CAMPAIGN     |  ___               |
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  parent reply	other threads:[~2020-03-20 21:29 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-18 15:58 [Buildroot] [PATCH 1/3] Makefile: don't hang the build if there are no file lists Thomas De Schampheleire
2020-03-18 15:58 ` [Buildroot] [PATCH 2/3] Makefile: fix package file list if FOO_SUBDIR is set Thomas De Schampheleire
2020-03-28  7:39   ` Peter Korsgaard
2020-03-28  8:58     ` Thomas De Schampheleire
2020-03-28 11:06       ` Peter Korsgaard
2020-03-18 15:58 ` [Buildroot] [PATCH 3/3] Makefile: assemble package file lists before calling post-build scripts Thomas De Schampheleire
2020-03-28  7:39   ` Peter Korsgaard
2020-03-18 21:49 ` [Buildroot] [PATCH 1/3] Makefile: don't hang the build if there are no file lists Yann E. MORIN
2020-03-20 21:10   ` Thomas Petazzoni
2020-03-20 21:29 ` Yann E. MORIN [this message]
2020-03-28  7:37 ` Peter Korsgaard

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