1 files changed, 23 insertions, 0 deletions
diff --git a/awk/utils.awk b/awk/utils.awk
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+## Helper functions
+
+# Remove all whitespace in str
+function trim(str) {
+    gsub(/[ \t]/, "", str);
+    return str;
+}
+
+# Remove all whitespace around str
+function trim_surrounding(str) {
+    gsub(/^[ \t]*/, "", str);
+    gsub(/[ \t]*$/, "", str);
+    return str;
+}
+
+# Time n days before the current time
+function time_days_ago(n) {
+    return strftime("%FT%T", systime() - 24 * 60 * 60 * n, 1);
+}
+
+function or_default(var, def) {
+    return var ? var : def;
+}