Hi Stephen,
On Fri, Jun 8, 2012 at 3:28 PM, Stephen Warren <swar...@wwwdotorg.org>wrote:
> From: Stephen Warren <swar...@nvidia.com>
>
> Commit 896bbb5 "fdt: avoid bad MAKEALL status" added logic to capture
> the result code from dtc by echoing $? to stdout and capturing it using
> $(). However, dtc emits some diagnostics to stderr and some to stdout.
> The diagnostics send to stdout ended up getting captured via $() rather
> than being echo'd to the user. This caused those diagnostics to be passed
> to the exit command, which would then fail with the following cryptic
> error message:
>
> /bin/sh: line 1: exit: too many arguments
>
> Solve this by redirecting all dtc output to stderr so that $() does not
> capture it. This allows the user to see the actual error message from dtc.
>
> Cc: Wolfgang Denk <w...@denx.de>
> Cc: Simon Glass <s...@chromium.org>
> Cc: albert.u.b...@aribaud.net
> Cc: Tom Warren <twar...@nvidia.com>
> Signed-off-by: Stephen Warren <swar...@nvidia.com>
>
Acked-by: Simon Glass <s...@chromium.org>
> ---
> dts/Makefile | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/dts/Makefile b/dts/Makefile
> index 914e479..402dfe1 100644
> --- a/dts/Makefile
> +++ b/dts/Makefile
> @@ -51,7 +51,7 @@ $(DT_BIN):
> $(TOPDIR)/board/$(VENDOR)/dts/$(DEVICE_TREE).dts
> { { $(DTC) -R 4 -p 0x1000 -O dtb -o ${DT_BIN} - 2>&1 ; \
> echo $$? >&3 ; } | \
> grep -v '^DTC: dts->dtb on file' ; \
> - } 3>&1 ) ; \
> + } 3>&1 1>&2 ) ; \
> exit $$rc
>
> process_lds = \
> --
> 1.7.0.4
>
>
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