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-rw-r--r--v2/src/development/lib.sh33
1 files changed, 33 insertions, 0 deletions
diff --git a/v2/src/development/lib.sh b/v2/src/development/lib.sh
new file mode 100644
index 0000000..9d183f9
--- /dev/null
+++ b/v2/src/development/lib.sh
@@ -0,0 +1,33 @@
+#!/bin/sh
+
+assert_arg() {
+ if [ -z "$1" ]; then
+ printf 'Missing %s.\n\n' "$2" >&2
+ cat <<-'EOF'
+ usage >&2
+ exit 2
+ EOF
+ fi
+}
+
+uuid() {
+ od -xN20 /dev/urandom |
+ head -n1 |
+ awk '{OFS="-"; print $2$3,$4,$5,$6,$7$8$9}'
+}
+
+tmpname() {
+ echo "${TMPDIR:-/tmp}/uuid-tmpname with spaces.$(uuid)"
+}
+
+mkstemp() {
+ name="$(tmpname)"
+ touch "$name"
+ echo "$name"
+}
+
+mkdtemp() {
+ name="$(tmpname)"
+ mkdir "$name"
+ echo "$name"
+}