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authorSimon Glass <sjg@chromium.org>2014-08-28 09:43:40 -0600
committerSimon Glass <sjg@chromium.org>2014-09-05 13:40:42 -0600
commitf60c9d4f39f8ca8948594a773eee43543ca37807 (patch)
tree026551e23342813f86850493c148681ca151b52d /tools/buildman/README
parent2c3deb9758c5be1c590bebdd25d8a36d486ea5e9 (diff)
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buildman: Allow make-flags variables to include '-' and '_'
These characters are commonly used in variables, so permit them. Also document the permitted characters. Reported-by: Tom Rini <trini@ti.com> Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'tools/buildman/README')
-rw-r--r--tools/buildman/README4
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/buildman/README b/tools/buildman/README
index d20508f..68465b4 100644
--- a/tools/buildman/README
+++ b/tools/buildman/README
@@ -670,7 +670,9 @@ snapper9g45=${at91-boards} BUILD_TAG=443
This will use 'make ENABLE_AT91_TEST=1 BUILD_TAG=442' for snapper9260
and 'make ENABLE_AT91_TEST=1 BUILD_TAG=443' for snapper9g45. A special
variable ${target} is available to access the target name (snapper9260 and
-snapper9g20 in this case). Variables are resolved recursively.
+snapper9g20 in this case). Variables are resolved recursively. Note that
+variables can only contain the characters A-Z, a-z, 0-9, hyphen (-) and
+underscore (_).
It is expected that any variables added are dealt with in U-Boot's
config.mk file and documented in the README.