Move all awk functions to separate files

awk/blockquote_to_admonition.awk

@@ -0,0 +1,46 @@
+function cap(s) { return toupper(substr(s, 1, 1)) tolower(substr(s, 2)) }
+BEGIN { count = 0 }
+{ lines[++count] = $0 }
+END {
+    i = 1
+    while (i <= count) {
+        if (lines[i] == "<blockquote>") {
+            j = i + 1
+            while (j <= count && lines[j] != "</blockquote>") j++
+            if (j <= count) {
+                first = ""
+                first_idx = 0
+                for (k = i + 1; k < j; k++) {
+                    if (lines[k] != "") {
+                        first = lines[k]
+                        first_idx = k
+                        break
+                    }
+                }
+                if (first ~ /^\[![A-Za-z]+\]$/) {
+                    kind = first
+                    sub(/^\[!/, "", kind)
+                    sub(/\]$/, "", kind)
+                    lkind = tolower(kind)
+                    if (lkind == "note" || lkind == "tip" || lkind == "important" || lkind == "warning" || lkind == "caution") {
+                        print "<div class=\"admonition admonition-" lkind "\">"
+                        print "<p class=\"admonition-title\">" cap(lkind) "</p>"
+                        has_body = 0
+                        for (k = first_idx + 1; k < j; k++) {
+                            if (lines[k] != "") {
+                                print "<p>" lines[k] "</p>"
+                                has_body = 1
+                            }
+                        }
+                        if (!has_body) print "<p></p>"
+                        print "</div>"
+                        i = j + 1
+                        continue
+                    }
+                }
+            }
+        }
+        print lines[i]
+        i++
+    }
+}