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From: danielfsantos@att.net
To: linux-kbuild <linux-kbuild@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Michal Marek <mmarek@suse.cz>,
	Andrew Morton <akpm@linux-foundation.org>,
	"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
	David Howells <dhowells@redhat.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Michael Kerrisk <mtk.manpages@gmail.com>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	George Spelvin <linux@horizon.com>
Cc: Daniel Santos <daniel.santos@pobox.com>
Subject: [PATCH 3/5] Makefile: Generate error_strings.h
Date: Tue, 17 Sep 2013 18:08:35 -0500	[thread overview]
Message-ID: <1379459317-13046-4-git-send-email-daniel.santos@pobox.com> (raw)
In-Reply-To: <1379459317-13046-1-git-send-email-daniel.santos@pobox.com>

This is an initial attempt and needs improvement.  Ideally,
error_strings.h should only be generated when STRERROR or STRERROR_NAME
are enabled. This implementation also fails to remake error_strings.h
when arch-specific dependencies change.  Also, I've noticed that this
implementation fails to output a message when it's running, so help with
this would be appreciated.

Signed-off-by: Daniel Santos <daniel.santos@pobox.com>
---
 Makefile | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 8243a23..38049ca 100644
--- a/Makefile
+++ b/Makefile
@@ -835,7 +835,7 @@ endif
 prepare2: prepare3 outputmakefile asm-generic
 
 prepare1: prepare2 $(version_h) include/generated/utsrelease.h \
-                   include/config/auto.conf
+                   include/config/auto.conf include/generated/error_strings.h
 	$(cmd_crmodverdir)
 
 archprepare: archheaders archscripts prepare1 scripts_basic
@@ -873,6 +873,13 @@ $(version_h): $(srctree)/Makefile FORCE
 include/generated/utsrelease.h: include/config/kernel.release FORCE
 	$(call filechk,utsrelease.h)
 
+include/generated/error_strings.h: include/uapi/asm-generic/errno-base.h \
+				   include/uapi/asm-generic/errno.h \
+				   include/uapi/linux/errno.h \
+				   include/linux/errno.h
+	$(shell ARCH=$(ARCH) $(srctree)/scripts/mkstrerror.sh \
+			> $(srctree)/include/generated/error_strings.h)
+
 PHONY += headerdep
 headerdep:
 	$(Q)find $(srctree)/include/ -name '*.h' | xargs --max-args 1 \
-- 
1.8.1.5


  parent reply	other threads:[~2013-09-17 23:08 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-09-17 23:08 [PATCH 0/5] Preliminary: Add error names & descrptions to printks danielfsantos
2013-09-17 23:08 ` [PATCH 1/5] scripts: Add mkstrerror.sh danielfsantos
2013-09-17 23:08 ` [PATCH 2/5] lib: Add .config options for error strings in printks danielfsantos
2013-09-17 23:18   ` Daniel Santos
2013-09-17 23:08 ` danielfsantos [this message]
2013-09-17 23:08 ` [PATCH 4/5] lib: Add strerror and strerror_name functions danielfsantos
2013-09-17 23:08 ` [PATCH 5/5] lib: Add error string support to printks danielfsantos
2013-09-18  5:36   ` Joe Perches
2013-09-18 11:04   ` David Howells
2013-09-19  1:27     ` Daniel Santos
2013-09-20  1:07       ` Joe Perches
2013-09-20  5:21         ` Daniel Santos
2013-09-20 11:45           ` Joe Perches
2013-09-23 19:40             ` Daniel Santos
2013-09-20 13:07           ` David Howells
2013-09-23 20:17             ` Daniel Santos
2013-09-18 11:08 ` [PATCH 0/5] Preliminary: Add error names & descrptions " David Howells
2013-09-18 22:47   ` Daniel Santos
2013-09-18 11:38 ` [PATCH 1/5] scripts: Add mkstrerror.sh David Howells
2013-09-18 22:43   ` Daniel Santos
2013-09-19 22:35   ` Daniel Santos
2013-09-19 22:53     ` Daniel Santos
2013-09-18 11:55 ` David Howells
2013-09-18 22:27   ` Daniel Santos

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