From: Maxin John <maxin.john@gmail.com>
To: linux-wireless@vger.kernel.org
Cc: johannes@sipsolutions.net
Subject: [PATCH] iw: Makefile: support out-of-tree builds
Date: Thu, 23 Apr 2026 14:31:54 +0300 [thread overview]
Message-ID: <20260423113154.1070521-1-maxin.john@gmail.com> (raw)
Enable out-of-tree builds without modifying the source tree.
Out-of-tree builds are required by build frameworks such as OpenEmbedded.
Signed-off-by: Maxin John <maxin.john@gmail.com>
---
Makefile | 23 ++++++++++++++++-------
1 file changed, 16 insertions(+), 7 deletions(-)
diff --git a/Makefile b/Makefile
index 2652fac4e6ee..fbbc3042cd37 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,8 @@
MAKEFLAGS += --no-print-directory
+SRCDIR := $(dir $(lastword $(MAKEFILE_LIST)))
+VPATH := $(SRCDIR)
+
PREFIX ?= /usr
SBINDIR ?= $(PREFIX)/sbin
MANDIR ?= $(PREFIX)/share/man
@@ -21,7 +24,11 @@ CFLAGS += -D__SANE_USERSPACE_TYPES__
CFLAGS += $(CFLAGS_EVAL)
CFLAGS += $(EXTRA_CFLAGS)
-_OBJS := $(sort $(patsubst %.c,%.o,$(wildcard *.c)))
+CPPFLAGS += -I$(SRCDIR)
+CPPFLAGS += -I.
+
+_SRCS := $(wildcard $(SRCDIR)/*.c)
+_OBJS := $(sort $(patsubst $(SRCDIR)/%.c,%.o,$(_SRCS)))
VERSION_OBJS := $(filter-out version.o, $(_OBJS))
OBJS := $(VERSION_OBJS) version.o
@@ -92,16 +99,18 @@ endif
all: $(ALL)
-version.c: version.sh $(patsubst %.o,%.c,$(VERSION_OBJS)) nl80211.h iw.h Makefile \
- $(wildcard .git/index .git/refs/tags)
+version.c: $(SRCDIR)/version.sh \
+ $(patsubst %.o,$(SRCDIR)/%.c,$(VERSION_OBJS)) \
+ $(SRCDIR)/nl80211.h $(SRCDIR)/iw.h $(SRCDIR)/Makefile \
+ $(wildcard $(SRCDIR)/.git/index $(SRCDIR)/.git/refs/tags)
@$(NQ) ' GEN ' $@
- $(Q)./version.sh $@
+ $(Q)$(SRCDIR)/version.sh $@
-nl80211-commands.inc: nl80211.h
+nl80211-commands.inc: $(SRCDIR)/nl80211.h
@$(NQ) ' GEN ' $@
- $(Q)sed 's%^\tNL80211_CMD_%%;t n;d;:n s%^\([^=]*\),.*%\t[NL80211_CMD_\1] = \"\L\1\",%;t;d' nl80211.h | grep -v "reserved" > $@
+ $(Q)sed 's%^\tNL80211_CMD_%%;t n;d;:n s%^\([^=]*\),.*%\t[NL80211_CMD_\1] = \"\L\1\",%;t;d' $(SRCDIR)/nl80211.h | grep -v "reserved" > $@
-%.o: %.c iw.h nl80211.h nl80211-commands.inc
+%.o: %.c $(SRCDIR)/iw.h $(SRCDIR)/nl80211.h nl80211-commands.inc
@$(NQ) ' CC ' $@
$(Q)$(CC) $(CFLAGS) $(CPPFLAGS) -c -o $@ $<
--
2.47.3
next reply other threads:[~2026-04-23 11:31 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-23 11:31 Maxin John [this message]
2026-04-27 9:43 ` [PATCH] iw: Makefile: support out-of-tree builds Johannes Berg
2026-04-28 17:12 ` Maxin John
2026-04-28 17:18 ` Johannes Berg
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20260423113154.1070521-1-maxin.john@gmail.com \
--to=maxin.john@gmail.com \
--cc=johannes@sipsolutions.net \
--cc=linux-wireless@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.