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[XEN,v8,35/47] RFC, no-VPATH: Kconfig: tell where Kconfig files are

Message ID 20211125134006.1076646-36-anthony.perard@citrix.com (mailing list archive)
State Superseded
Headers show
Series xen: Build system improvements, now with out-of-tree build! | expand

Commit Message

Anthony PERARD Nov. 25, 2021, 1:39 p.m. UTC 
From: Anthony PERARD <anthony.perard@gmail.com>

deps_config is the list of all Kconfig files, we need to say that they
are in the source tree, or make isn't going to find them without
VPATH and will try to rebuild 'syncconfig' over and over again.

Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
---
 xen/tools/kconfig/confdata.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/xen/tools/kconfig/confdata.c b/xen/tools/kconfig/confdata.c
index a69250c91355..4f9139d055be 100644
--- a/xen/tools/kconfig/confdata.c
+++ b/xen/tools/kconfig/confdata.c
@@ -971,6 +971,7 @@  static int conf_write_dep(const char *name)
 		else
 			fprintf(out, "\t%s\n", file->name);
 	}
+	fprintf(out, "deps_config := $(addprefix $(srctree)/, $(deps_config))\n");
 	fprintf(out, "\n%s: \\\n"
 		     "\t$(deps_config)\n\n", conf_get_autoconfig_name());