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kbuild: move autoconf.h to include/generated

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Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Michal Marek <mmarek@suse.cz>
This commit is contained in:
Sam Ravnborg
2009-10-18 00:49:24 +02:00
committed by Michal Marek
parent 98b8788ae9
commit 264a268380
7 changed files with 16 additions and 15 deletions
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10
scripts/basic/fixdep.c
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@@ -16,15 +16,15 @@
* tells make when to remake a file.
*
* To use this list as-is however has the drawback that virtually
* every file in the kernel includes <linux/autoconf.h>.
* every file in the kernel includes autoconf.h.
*
* If the user re-runs make *config, linux/autoconf.h will be
* If the user re-runs make *config, autoconf.h will be
* regenerated. make notices that and will rebuild every file which
* includes autoconf.h, i.e. basically all files. This is extremely
* annoying if the user just changed CONFIG_HIS_DRIVER from n to m.
*
* So we play the same trick that "mkdep" played before. We replace
* the dependency on linux/autoconf.h by a dependency on every config
* the dependency on autoconf.h by a dependency on every config
* option which is mentioned in any of the listed prequisites.
*
* kconfig populates a tree in include/config/ with an empty file
@@ -73,7 +73,7 @@
* cmd_<target> = <cmdline>
*
* and then basically copies the .<target>.d file to stdout, in the
* process filtering out the dependency on linux/autoconf.h and adding
* process filtering out the dependency on autoconf.h and adding
* dependencies on include/config/my/option.h for every
* CONFIG_MY_OPTION encountered in any of the prequisites.
*
@@ -324,7 +324,7 @@ static void parse_dep_file(void *map, size_t len)
p++;
}
memcpy(s, m, p-m); s[p-m] = 0;
if (strrcmp(s, "include/linux/autoconf.h") &&
if (strrcmp(s, "include/generated/autoconf.h") &&
strrcmp(s, "arch/um/include/uml-config.h") &&
strrcmp(s, ".ver")) {
printf(" %s \\\n", s);