Add backslashes to parentheses in awk regex because if not, they are

treated as regex groups.

diff --git a/src/tools/pgindent/pgindent b/src/tools/pgindent/pgindent
index 19993d31aa74cfb815bac3c7e195c0fb86f46c73..e0d3969f1a82145ef48dd369354a8e92ddf28d00 100755 (executable)
--- a/src/tools/pgindent/pgindent
+++ b/src/tools/pgindent/pgindent
@@ -56,7 +56,7 @@ do
                line1 !~ /^typedef/ &&
                line1 !~ /^extern[  ][  ]*"C"/ &&
                line1 !~ /=/ &&
-               line1 ~ /)/)
+               line1 ~ /\)/)
                print "int  pgindent_func_no_var_fix;";
            line1 = line2;
        }
@@ -1688,16 +1688,16 @@ do
 #  like real functions.
    awk '   BEGIN   {paren_level = 0}  
    {
-       if ($0 ~ /^[a-zA-Z_][a-zA-Z_0-9]*[^(]*$/)
+       if ($0 ~ /^[a-zA-Z_][a-zA-Z_0-9]*[^\(]*$/)
        {
            saved_len = 0;
            saved_lines[++saved_len] = $0;
            if ((getline saved_lines[++saved_len]) == 0)
                print saved_lines[1];
            else
-           if (saved_lines[saved_len] !~ /^[a-zA-Z_][a-zA-Z_0-9]*(/ ||
-               saved_lines[saved_len] ~  /^[a-zA-Z_][a-zA-Z_0-9]*(.*)$/ ||
-               saved_lines[saved_len] ~  /^[a-zA-Z_][a-zA-Z_0-9]*(.*);$/)
+           if (saved_lines[saved_len] !~ /^[a-zA-Z_][a-zA-Z_0-9]*\(/ ||
+               saved_lines[saved_len] ~  /^[a-zA-Z_][a-zA-Z_0-9]*\(.*\)$/ ||
+               saved_lines[saved_len] ~  /^[a-zA-Z_][a-zA-Z_0-9]*\(.*\);$/)
            {
                print saved_lines[1];
                print saved_lines[2];
@@ -1714,7 +1714,7 @@ do
                }
                for (i=1; i <= saved_len; i++)
                {
-                   if (i == 1 && saved_lines[saved_len] ~ /);$/)
+                   if (i == 1 && saved_lines[saved_len] ~ /\);$/)
                    {
                        printf "%s", saved_lines[i];
                        if (substr(saved_lines[i], length(saved_lines[i]),1) != "*")