Mention KCONFIG_CONFIG in the all*config.py scripts

This environment variable was inherited from the C tools.
kconfiglib.standard_config_filename() looks at it.

4 files changed, 11 insertions, 0 deletions

diff --git a/alldefconfig.py b/alldefconfig.py
index 34d03ba..8b5d105 100755
--- a/alldefconfig.py
+++ b/alldefconfig.py
@@ -6,6 +6,9 @@
 # Works like 'make alldefconfig'. Verified by the test suite to generate
 # identical output to 'make alldefconfig' for all ARCHes.
 #
+# The default output filename is '.config'. A different filename can be passed
+# in the KCONFIG_CONFIG environment variable.
+#
 # Usage for the Linux kernel:
 #
 #   $ make [ARCH=<arch>] scriptconfig SCRIPT=Kconfiglib/alldefconfig.py
diff --git a/allmodconfig.py b/allmodconfig.py
index 3eaa1c2..35caa9c 100755
--- a/allmodconfig.py
+++ b/allmodconfig.py
@@ -6,6 +6,9 @@
 # Works like 'make allmodconfig'. Verified by the test suite to generate output
 # identical to 'make allmodconfig', for all ARCHES.
 #
+# The default output filename is '.config'. A different filename can be passed
+# in the KCONFIG_CONFIG environment variable.
+#
 # Usage for the Linux kernel:
 #
 #   $ make [ARCH=<arch>] scriptconfig SCRIPT=Kconfiglib/examples/allyesconfig.py
diff --git a/allnoconfig.py b/allnoconfig.py
index 447415b..f7b9b64 100755
--- a/allnoconfig.py
+++ b/allnoconfig.py
@@ -8,6 +8,9 @@
 #
 # See the examples/allnoconfig_walk.py example script for another variant.
 #
+# The default output filename is '.config'. A different filename can be passed
+# in the KCONFIG_CONFIG environment variable.
+#
 # Usage for the Linux kernel:
 #
 #   $ make [ARCH=<arch>] scriptconfig SCRIPT=Kconfiglib/allnoconfig.py
diff --git a/allyesconfig.py b/allyesconfig.py
index b00d8ba..ecc74ba 100755
--- a/allyesconfig.py
+++ b/allyesconfig.py
@@ -24,6 +24,8 @@
 #
 #   endchoice
 #
+# The default output filename is '.config'. A different filename can be passed
+# in the KCONFIG_CONFIG environment variable.
 #
 # Usage for the Linux kernel:
 #