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authorBrian Behlendorf <[email protected]>2010-03-22 14:45:33 -0700
committerBrian Behlendorf <[email protected]>2010-03-22 14:45:33 -0700
commit16b719f0066047aaf404756a0b4fe8c74eec6a2a (patch)
tree054c7b8867d597e02bf3494c75f4c0f5a514d5ba /cmd
parentaa600d8a3843755be1dd621ecd00401f26f3bb49 (diff)
Allow spl_config.h to be included by dependant packages (updated)
We need dependent packages to be able to include spl_config.h to build properly. This was partially solved in commit 0cbaeb1 by using AH_BOTTOM to #undef common #defines (PACKAGE, VERSION, etc) which autoconf always adds and cannot be easily removed. This solution works as long as the spl_config.h is included before your projects config.h. That turns out to be easier said than done. In particular, this is a problem when your package includes its config.h using the -include gcc option which ensures the first thing included is your config.h. To handle all cases cleanly I have removed the AH_BOTTOM hack and replaced it with an AC_CONFIG_HEADERS command. This command runs immediately after spl_config.h is written and with a little awk-foo it strips the offending #defines from the file. This eliminates the problem entirely and makes header safe for inclusion. Also in this change I have removed the few places in the code where spl_config.h is included. It is now added to the gcc compile line to ensure the config results are always available. Finally, I have also disabled the verbose kernel builds. If you want them back you can always build with 'make V=1'. Since things are working now they don't need to be on by default.
Diffstat (limited to 'cmd')
-rw-r--r--cmd/Makefile.in3
1 files changed, 2 insertions, 1 deletions
diff --git a/cmd/Makefile.in b/cmd/Makefile.in
index 9ae0f0d51..375fb6815 100644
--- a/cmd/Makefile.in
+++ b/cmd/Makefile.in
@@ -198,7 +198,8 @@ target_alias = @target_alias@
target_cpu = @target_cpu@
target_os = @target_os@
target_vendor = @target_vendor@
-DEFAULT_INCLUDES = -I${top_srcdir} -I${top_srcdir}/lib
+DEFAULT_INCLUDES = -include ${top_srcdir}/spl_config.h \
+ -I${top_srcdir}/lib
AM_CFLAGS = -Wall -Wstrict-prototypes -Werror -Wshadow \
-D__USE_LARGEFILE64
spl_SOURCES = spl.c