Add code to trip trailing newlines in a file.

diff --git a/src/tools/pgindent/pgindent b/src/tools/pgindent/pgindent
index 614d93a..5321876 100755 (executable)
--- a/src/tools/pgindent/pgindent
+++ b/src/tools/pgindent/pgindent
@@ -1531,6 +1531,19 @@ do
                        if (NR >= 1 && skips <= 2)
                                print line2;
                }' |
+# remove trailing blank lines, helps with adding blank before trailing #endif
+       awk '   BEGIN   {blank_lines = 0;}
+               {
+                       line1 = $0;
+                       if (line1 ~ /^$/)
+                               blank_lines++;
+                       else
+                       {
+                               for (; blank_lines > 0; blank_lines--)
+                                       printf "\n";
+                               print line1;
+                       }
+               }' |
 # remove blank line before #endif
        awk '   BEGIN   {line1 = ""; line2 = ""; skips = 0}
                {