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authorEuAndreh <eu@euandre.org>2021-07-25 16:00:57 -0300
committerEuAndreh <eu@euandre.org>2021-07-25 16:00:57 -0300
commit301a644485dac428e6ef09396bbc9f7c3180849b (patch)
treec1b7eac20494127ce283a29a4da6e08be9f3e765 /aux/lib.sh
parent64618c9cc903b8932eae56d8447bc59951a0532b (diff)
downloadpackage-repository-301a644485dac428e6ef09396bbc9f7c3180849b.tar.gz
aux/: Update
Notes
Notes: See CI logs with: git notes --ref=refs/notes/ci-logs show 301a644485dac428e6ef09396bbc9f7c3180849b git notes --ref=refs/notes/ci-data show 301a644485dac428e6ef09396bbc9f7c3180849b
Diffstat (limited to 'aux/lib.sh')
-rwxr-xr-xaux/lib.sh30
1 files changed, 30 insertions, 0 deletions
diff --git a/aux/lib.sh b/aux/lib.sh
new file mode 100755
index 0000000..c31c4fb
--- /dev/null
+++ b/aux/lib.sh
@@ -0,0 +1,30 @@
+#!/bin/sh
+
+#
+# Generally, utilities that I expected to exist in POSIX, but don't.
+#
+
+uuid() {
+ # Taken from:
+ # https://serverfault.com/a/799198
+ od -xN20 /dev/urandom | \
+ head -1 | \
+ awk '{OFS="-"; print $2$3,$4,$5,$6,$7$8$9}'
+}
+
+tmpname() {
+ echo 'mkstemp(template)' | m4 -D template="${TMPDIR:-/tmp}/m4-tmpname."
+}
+
+mkstemp() {
+ name="$(tmpname)"
+ touch "$name"
+ echo "$name"
+}
+
+mkdtemp() {
+ name="$(tmpname)"
+ rm -f "$name"
+ mkdir "$name"
+ echo "$name"
+}