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bug#25358: Cross Compiling fails because of help2man

From: Jim Meyering
Subject: bug#25358: Cross Compiling fails because of help2man
Date: Tue, 10 Jan 2017 06:12:41 -0800

On Mon, Jan 9, 2017 at 7:28 PM, Assaf Gordon <address@hidden> wrote:
> Hello,
>> On Jan 9, 2017, at 09:23, Jim Meyering <address@hidden> wrote:
>> On Sun, Jan 8, 2017 at 5:23 AM, Assaf Gordon <address@hidden> wrote:
>>> The attach suggested patch adds all three cases to 'configure.ac',
>>> and 'doc/sed.1' is build conditionally.
>> Not sure it's worth it, but adding an "else" block to that "if
>> BUILD_MAN_PAGE" (with a rule that fails with a diagnostic explaining
>> why we cannot build sed.1) may avoid some confusion. Otherwise, all
>> they'll get is a failed build (no rule to make...), and may think it's
>> a bug and report it.
> I think that n the case of building from tarball - it won't fail because 
> 'doc/sed.1' already exists.
> But in the other cases there will be an clear failure.
> The attach patch handles these cases specifically, and creates a dummy man 
> page instead of failing.

Nice solution. Thank you.

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