[awk-edits] Updated for POSIX compatibility

1 files changed, 4 insertions, 2 deletions

diff --git a/awk-edits/Presentation.awk b/awk-edits/Presentation.awk
index c5e4593..d20763b 100644
--- a/awk-edits/Presentation.awk
+++ b/awk-edits/Presentation.awk
@@ -152,6 +152,8 @@ BEGIN {
 	names[25] = "cont"
 	ended[25] = 1
 
+	nameslength = 25 # POSIX compatibility: length(names) isn't valid
+
 	pres = ORS \
 "<nav id=\"presentCont\">" ORS \
 "	<img id=\"prevSlideBtn\" class=\"unzoomable btn setting-btn icon nodisplay\" src=\"/img/arrow-left.svg\" alt=\"Previous\">" ORS \
@@ -163,7 +165,7 @@ BEGIN {
 "		</nav><br><br>" ORS \
 "		<script type=\"text/javascript\" src=\"/scripts/presentation.js\" integrity=\"sha512-BMaa5GilPY9Rob+YT5kgzGP12GZ4OhX5HRHO2KCevaOj3hXN6J0UbjUGUHObyPJRK2i2euFB8iil+cpU8wBq8w==\" crossorigin=\"anonymous\"></script>"
 
-	for (i = 1; i <= length(names); i++) {
+	for (i = 1; i <= nameslength; i++) {
 		pat[i] = "&#38;&#38;" names[i]
 		rep[i] = "<div class=\"" names[i] "\">"
 
@@ -211,7 +213,7 @@ nopresentation == 0 && /<\/code>/ {
 }
 
 nopresentation == 0 && presInsideCode == 0 && /^[ \t]*(<p>|)&#38;&#38;/ {
-	for (i = 1; i <= length(names); i++) {
+	for (i = 1; i <= nameslength; i++) {
 		if (index($0, names[i]) != 0)
 			presentationSubstitute(i)
 	}