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authorAaron LI <aly@aaronly.me>2018-03-10 19:35:49 +0800
committerAaron LI <aly@aaronly.me>2018-03-10 19:35:49 +0800
commit97e0ab7de5f92b375715cc5c3e082fccdb809b13 (patch)
tree33b3a43510c9500e2a3c68ba7bbfff10b0ed2ad9
parent35de7250a5d361dff1a8d94403fe106d0ea34e4c (diff)
downloaddfly-update-97e0ab7de5f92b375715cc5c3e082fccdb809b13.tar.bz2
Add DEBUG var, debug() and warn() functions
-rwxr-xr-xdfly-update10
1 files changed, 10 insertions, 0 deletions
diff --git a/dfly-update b/dfly-update
index 33f2cbf..c76d45e 100755
--- a/dfly-update
+++ b/dfly-update
@@ -9,6 +9,8 @@
set -e
+DEBUG=${DEBUG:-""}
+
NAME="dfly-update"
VERSION="0.?.?"
TOOLDIR="${0%/*}"
@@ -41,6 +43,14 @@ UPDATE_BRANCH=
# Helper Functions
#
+debug() {
+ [ -n "${DEBUG}" ] && echo "DEBUG: $@" >&2
+}
+
+warn() {
+ echo "WARNING: $@" >&2
+}
+
error() {
echo "ERROR: $@" >&2
}