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authorSergei Poselenov <sposelenov@emcraft.com>2009-06-05 16:11:09 +0400
committerSam Ravnborg <sam@ravnborg.org>2009-06-09 22:37:56 +0200
commit7211b8b9028854eee0d03ee6231440b7fb492521 (patch)
treebc273f884b79e2fc21c4ffad1fadfeabde59fa33 /scripts/Makefile.headersinst
parent35763e854f8aa2d579236a4670c32c078d143b3a (diff)
kbuild: fix "Argument list too long" error for "make headers_check",
I'm trying to install kernel headers to build a cross-toolchain, but got the following: make ARCH=arm INSTALL_HDR_PATH=/work/psl/eldk-builds/arm-2009-04-21/work/var/tmp/crosstool-0.43-3-root/usr/crosstool/gcc-4.2.2-glibc-20070515T2025-eldk/ +arm-linux-gnueabi/arm-linux-gnueabi/ headers_check ... CHECK include/linux/raid (2 files) CHECK include/linux/spi (1 files) CHECK include/linux/sunrpc (1 files) CHECK include/linux/tc_act (6 files) CHECK include/linux/tc_ematch (4 files) CHECK include/linux/usb (8 files) make[2]: execvp: /bin/sh: Argument list too long make[2]: *** [/work/psl/eldk-builds/arm-2009-04-21/work/var/tmp/crosstool-0.43-3-root/usr/crosstool/gcc-4.2.2-glibc-20070515T2025-eldk/arm-linux-gnueab +i/arm-linux-gnueabi//include/linux/.check] Error 127 make[1]: *** [linux] Error 2 make: *** [headers_check] Error 2 -> Introduce use of xargs to fix this. Signed-off-by: Sergei Poselenov <sposelenov@emcraft.com> Cc: Wolfgang Denk <wd@denx.de> Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Diffstat (limited to 'scripts/Makefile.headersinst')
-rw-r--r--scripts/Makefile.headersinst8
1 files changed, 6 insertions, 2 deletions
diff --git a/scripts/Makefile.headersinst b/scripts/Makefile.headersinst
index 095cfc8b9dbf..0fcd83838771 100644
--- a/scripts/Makefile.headersinst
+++ b/scripts/Makefile.headersinst
@@ -54,8 +54,12 @@ quiet_cmd_remove = REMOVE $(unwanted)
cmd_remove = rm -f $(unwanted-file)
quiet_cmd_check = CHECK $(printdir) ($(words $(all-files)) files)
- cmd_check = $(PERL) $< $(INSTALL_HDR_PATH)/include $(SRCARCH) \
- $(addprefix $(install)/, $(all-files)); \
+# Headers list can be pretty long, xargs helps to avoid
+# the "Argument list too long" error.
+ cmd_check = for f in $(all-files); do \
+ echo "$(install)/$${f}"; done \
+ | xargs \
+ $(PERL) $< $(INSTALL_HDR_PATH)/include $(SRCARCH); \
touch $@
PHONY += __headersinst __headerscheck