[awk-edits] Updated for POSIX compatibility

1 files changed, 4 insertions, 2 deletions

diff --git a/awk-edits/Flags.awk b/awk-edits/Flags.awk
index 3ee1d42..f40a3c9 100644
--- a/awk-edits/Flags.awk
+++ b/awk-edits/Flags.awk
@@ -20,14 +20,16 @@ BEGIN {
 	flag[2] = "bg"
 	flagTitle[2] = "BG"
 
-	for (i = 1; i <= length(flag); i++) {
+	flaglength = 2 # POSIX compatibility: length(flag) is not valid
+
+	for (i = 1; i <= flaglength; i++) {
 		flagExp[i] = "&#38;&#38;" flag[i]
 		flagTag[i] = "<img src=\"/img/" flag[i] ".svg\" class=\"flag unzoomable svg\" alt=\"" flagTitle[i] "\" flagTitle=\"" flagTitle[i] "\">"
 	}
 }
 
 /&#38;&#38;/ {
-	for (i = 1; i <= length(flagExp); i++) {
+	for (i = 1; i <= flaglength; i++) {
 		gsub(flagExp[i], flagTag[i])
 	}
 }