From: Andy Lutomirski <luto@amacapital.net>
To: Michal Marek <mmarek@suse.com>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>,
Fenghua Yu <fenghua.yu@intel.com>,
Thomas Gleixner <tglx@linutronix.de>,
Russell King <linux@arm.linux.org.uk>,
Ingo Molnar <mingo@redhat.com>, X86 ML <x86@kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
Tony Luck <tony.luck@intel.com>,
Nathan Lynch <nathan_lynch@mentor.com>,
"linux-kbuild@vger.kernel.org" <linux-kbuild@vger.kernel.org>,
"linux-ia64@vger.kernel.org" <linux-ia64@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"H. Peter Anvin" <hpa@zytor.com>
Subject: Re: [PATCH] kbuild: drop FORCE from PHONY targets
Date: Tue, 15 Mar 2016 13:48:13 -0700 [thread overview]
Message-ID: <CALCETrW2h+Rt5oEmr09Faf9OesFWYZ_SXmj=zHE4+rDYO85p6Q@mail.gmail.com> (raw)
In-Reply-To: <56E87463.9020300@suse.com>
On Tue, Mar 15, 2016 at 1:45 PM, Michal Marek <mmarek@suse.com> wrote:
> Dne 15.3.2016 v 19:27 Andy Lutomirski napsal(a):
>> Fair enough, although I'm curious why this happens. It might be worth
>> changing the docs to say that .PHONY is *not* an substitute for FORCE
>> in that context, then.
>
> These two are unrelated, except that FORCE is redundant for a .PHONY
> target. FORCE is our idiom to tell make to always remake the target and
> let us handle the dependencies manually. Listing a target as .PHONY
> tells make that the target will not produce a file of the same name
> (typically, "all", "install", etc).
>
Except that apparently if-changed doesn't work on .PHONY targets that
don't specify FORCE, which confuses me.
--Andy
--
Andy Lutomirski
AMA Capital Management, LLC
WARNING: multiple messages have this Message-ID (diff)
From: luto@amacapital.net (Andy Lutomirski)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] kbuild: drop FORCE from PHONY targets
Date: Tue, 15 Mar 2016 13:48:13 -0700 [thread overview]
Message-ID: <CALCETrW2h+Rt5oEmr09Faf9OesFWYZ_SXmj=zHE4+rDYO85p6Q@mail.gmail.com> (raw)
In-Reply-To: <56E87463.9020300@suse.com>
On Tue, Mar 15, 2016 at 1:45 PM, Michal Marek <mmarek@suse.com> wrote:
> Dne 15.3.2016 v 19:27 Andy Lutomirski napsal(a):
>> Fair enough, although I'm curious why this happens. It might be worth
>> changing the docs to say that .PHONY is *not* an substitute for FORCE
>> in that context, then.
>
> These two are unrelated, except that FORCE is redundant for a .PHONY
> target. FORCE is our idiom to tell make to always remake the target and
> let us handle the dependencies manually. Listing a target as .PHONY
> tells make that the target will not produce a file of the same name
> (typically, "all", "install", etc).
>
Except that apparently if-changed doesn't work on .PHONY targets that
don't specify FORCE, which confuses me.
--Andy
--
Andy Lutomirski
AMA Capital Management, LLC
WARNING: multiple messages have this Message-ID (diff)
From: Andy Lutomirski <luto@amacapital.net>
To: Michal Marek <mmarek@suse.com>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>,
Fenghua Yu <fenghua.yu@intel.com>,
Thomas Gleixner <tglx@linutronix.de>,
Russell King <linux@arm.linux.org.uk>,
Ingo Molnar <mingo@redhat.com>, X86 ML <x86@kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
Tony Luck <tony.luck@intel.com>,
Nathan Lynch <nathan_lynch@mentor.com>,
"linux-kbuild@vger.kernel.org" <linux-kbuild@vger.kernel.org>,
"linux-ia64@vger.kernel.org" <linux-ia64@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"H. Peter Anvin" <hpa@zytor.com>
Subject: Re: [PATCH] kbuild: drop FORCE from PHONY targets
Date: Tue, 15 Mar 2016 20:48:13 +0000 [thread overview]
Message-ID: <CALCETrW2h+Rt5oEmr09Faf9OesFWYZ_SXmj=zHE4+rDYO85p6Q@mail.gmail.com> (raw)
In-Reply-To: <56E87463.9020300@suse.com>
On Tue, Mar 15, 2016 at 1:45 PM, Michal Marek <mmarek@suse.com> wrote:
> Dne 15.3.2016 v 19:27 Andy Lutomirski napsal(a):
>> Fair enough, although I'm curious why this happens. It might be worth
>> changing the docs to say that .PHONY is *not* an substitute for FORCE
>> in that context, then.
>
> These two are unrelated, except that FORCE is redundant for a .PHONY
> target. FORCE is our idiom to tell make to always remake the target and
> let us handle the dependencies manually. Listing a target as .PHONY
> tells make that the target will not produce a file of the same name
> (typically, "all", "install", etc).
>
Except that apparently if-changed doesn't work on .PHONY targets that
don't specify FORCE, which confuses me.
--Andy
--
Andy Lutomirski
AMA Capital Management, LLC
next prev parent reply other threads:[~2016-03-15 20:48 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-13 0:13 [PATCH] kbuild: drop FORCE from PHONY targets Masahiro Yamada
2016-03-13 0:13 ` Masahiro Yamada
2016-03-13 0:13 ` Masahiro Yamada
2016-03-14 0:39 ` Andy Lutomirski
2016-03-14 0:39 ` Andy Lutomirski
2016-03-14 0:39 ` Andy Lutomirski
2016-03-14 0:39 ` Andy Lutomirski
2016-03-14 4:08 ` Masahiro Yamada
2016-03-14 4:08 ` Masahiro Yamada
2016-03-14 4:08 ` Masahiro Yamada
2016-03-14 4:08 ` Masahiro Yamada
2016-03-14 4:28 ` Andy Lutomirski
2016-03-14 4:28 ` Andy Lutomirski
2016-03-14 4:28 ` Andy Lutomirski
2016-03-14 4:28 ` Andy Lutomirski
2016-03-14 4:36 ` Masahiro Yamada
2016-03-14 4:36 ` Masahiro Yamada
2016-03-14 4:36 ` Masahiro Yamada
2016-03-14 4:36 ` Masahiro Yamada
2016-03-14 4:44 ` Andy Lutomirski
2016-03-14 4:44 ` Andy Lutomirski
2016-03-14 4:44 ` Andy Lutomirski
2016-03-14 4:44 ` Andy Lutomirski
2016-03-14 6:26 ` Masahiro Yamada
2016-03-14 6:26 ` Masahiro Yamada
2016-03-14 6:26 ` Masahiro Yamada
2016-03-14 6:26 ` Masahiro Yamada
2016-03-15 18:27 ` Andy Lutomirski
2016-03-15 18:27 ` Andy Lutomirski
2016-03-15 18:27 ` Andy Lutomirski
2016-03-15 18:27 ` Andy Lutomirski
2016-03-15 20:45 ` Michal Marek
2016-03-15 20:45 ` Michal Marek
2016-03-15 20:45 ` Michal Marek
2016-03-15 20:45 ` Michal Marek
2016-03-15 20:48 ` Andy Lutomirski [this message]
2016-03-15 20:48 ` Andy Lutomirski
2016-03-15 20:48 ` Andy Lutomirski
2016-03-15 20:48 ` Andy Lutomirski
2016-03-17 3:52 ` Masahiro Yamada
2016-03-17 3:52 ` Masahiro Yamada
2016-03-17 3:52 ` Masahiro Yamada
2016-03-17 3:52 ` Masahiro Yamada
2016-04-20 8:29 ` Michal Marek
2016-04-20 8:29 ` Michal Marek
2016-04-20 8:29 ` Michal Marek
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