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Date: Wed, 29 Feb 2012 00:37:22 +0100 From: Andreas Bießmann <andreas@...ssmann.de> To: Bernhard Walle <bernhard@...lle.de> CC: mmarek@...e.cz, lacombar@...il.com, linux-kernel@...r.kernel.org Subject: Re: [PATCH] scripts/Kbuild.include: Fix portability problem of "echo -e" On 26.02.12 18:35, Bernhard Walle wrote: > "echo -e" is a GNU extension. When cross-compiling the kernel on a > BSD-like operating system (Mac OS X in my case), this doesn't work. > > One could install a GNU version of echo, put that in the $PATH before > the system echo and use "/usr/bin/env echo", but the solution with > printf is simpler. > > Since it is no disadvantage on Linux, I hope that gets accepted even if > cross-compiling the Linux kernel on another Unix operating system is > quite a rare use case. > > Signed-off-by: Bernhard Walle <bernhard@...lle.de> Tested-by: Andreas Bießmann <andreas@...ssmann.de> Without that patch cross-compiling kernel for omap2 devices on BSD-style hosts is broken. For x86 targets the impact is not that hard but CFI is omitted even though it is supported by assembler (in one case this led to a devious error message pointing to a assembler bug in my cross toolchain). So please consider applying this patch. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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