Change awk ~ pattern from "" to //.

Remove extra backslash in pattern.  Luke Lonergan

src/tools/pgindent/pgindent

@@ -50,13 +50,13 @@ do
 	 		if (NR >= 2)
 				print line1;
 			if (NR >= 2 &&
-			    line2 ~ "^{[ 	]*$" &&
-			    line1 !~ "^struct" &&
-			    line1 !~ "^enum" &&
-			    line1 !~ "^typedef" &&
-			    line1 !~ "^extern[ 	][ 	]*\"C\"" &&
-			    line1 !~ "=" &&
-			    line1 ~ "\)")
+			    line2 ~ /^{[ 	]*$/ &&
+			    line1 !~ /^struct/ &&
+			    line1 !~ /^enum/ &&
+			    line1 !~ /^typedef/ &&
+			    line1 !~ /^extern[ 	][ 	]*"C"/ &&
+			    line1 !~ /=/ &&
+			    line1 ~ /)/)
 				print "int	pgindent_func_no_var_fix;";
 			line1 = line2;
 		}
@@ -70,8 +70,8 @@ do
 			line2 = $0;
 			if (skips > 0)
 				skips--;
-			if (line1 ~ "^#ifdef[ 	]*__cplusplus" &&
-			    line2 ~ "^extern[ 	]*\"C\"[ 	]*$")
+			if (line1 ~ /^#ifdef[ 	]*__cplusplus/ &&
+			    line2 ~ /^extern[ 	]*"C"[ 	]*$/)
 			{
 				print line1;
 				print line2;
@@ -81,8 +81,8 @@ do
 				line2 = "";
 				skips = 2;
 			}
-			else if (line1 ~ "^#ifdef[ 	]*__cplusplus" &&
-			    line2 ~ "^}[ 	]*$")
+			else if (line1 ~ /^#ifdef[ 	]*__cplusplus/ &&
+			    line2 ~ /^}[ 	]*$/)
 			{
 				print line1;
 				print "/* Close extern \"C\" */";
@@ -1732,7 +1732,7 @@ do
 # work around misindenting of function with no variables defined
 	awk '
 	{
-		if ($0 ~ "^[ 	]*int[ 	]*pgindent_func_no_var_fix;")
+		if ($0 ~ /^[ 	]*int[ 	]*pgindent_func_no_var_fix;/)
 		{
 			if (getline && $0 != "")
 				print $0;
@@ -1751,9 +1751,9 @@ do
 #			line3 = $0;  
 #			if (skips > 0)
 #				skips--;
-#			if (line1 ~ "		*{$" &&
-#			    line2 ~ "		*[^;{}]*;$" &&
-#			    line3 ~ "		*}$")
+#			if (line1 ~ /		*{$/ &&
+#			    line2 ~ /		*[^;{}]*;$/ &&
+#			    line3 ~ /		*}$/)
 #			{
 #				print line2;
 #				line2 = "";
@@ -1778,9 +1778,9 @@ do
 			line3 = $0;  
 			if (skips > 0)
 				skips--;
-			if (line1 ~ "	*{$" &&
-			    line2 ~ "^$" &&
-			    line3 ~ "		*/\\*$")
+			if (line1 ~ /	*{$/ &&
+			    line2 ~ /^$/ &&
+			    line3 ~ /		*\/\*$/)
 			{
 				print line1;
 				print line3;
@@ -1819,8 +1819,8 @@ do
 			line2 = $0;
 			if (skips > 0)
 				skips--;
-			if (line1 ~ "^$" &&
-			    line2 ~ "^#endif")
+			if (line1 ~ /^$/ &&
+			    line2 ~ /^#endif/)
 			{
 				print line2;
 				line2 = "";
@@ -1844,7 +1844,7 @@ do
 			line1 = line2;
 		}
 		END {
-			if (NR >= 1 && line2 ~ "^#endif")
+			if (NR >= 1 && line2 ~ /^#endif/)
 				printf "\n";
 			print line1;
 		}' |
@@ -1853,16 +1853,16 @@ 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];
@@ -1879,7 +1879,7 @@ 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) != "*")