In pg_upgrade, use full path name for analyze_new_cluster.sh script.

Backpatch to 9.2.

contrib/pg_upgrade/check.c

@@ -500,7 +500,7 @@ create_script_for_cluster_analyze(char **analyze_script_file_name)
 			ECHO_QUOTE, ECHO_QUOTE);
 	fprintf(script, "echo %sthis script and run:%s\n",
 			ECHO_QUOTE, ECHO_QUOTE);
-	fprintf(script, "echo %s    vacuumdb --all %s%s\n", ECHO_QUOTE,
+	fprintf(script, "echo %s    \"%s/vacuumdb\" --all %s%s\n", ECHO_QUOTE, new_cluster.bindir,
 	/* Did we copy the free space files? */
 			(GET_MAJOR_VERSION(old_cluster.major_version) >= 804) ?
 			"--analyze-only" : "--analyze", ECHO_QUOTE);
@@ -521,7 +521,7 @@ create_script_for_cluster_analyze(char **analyze_script_file_name)
 			ECHO_QUOTE, ECHO_QUOTE);
 	fprintf(script, "echo %s--------------------------------------------------%s\n",
 			ECHO_QUOTE, ECHO_QUOTE);
-	fprintf(script, "vacuumdb --all --analyze-only\n");
+	fprintf(script, "\"%s/vacuumdb\" --all --analyze-only\n", new_cluster.bindir);
 	fprintf(script, "echo%s\n", ECHO_BLANK);
 	fprintf(script, "echo %sThe server is now available with minimal optimizer statistics.%s\n",
 			ECHO_QUOTE, ECHO_QUOTE);
@@ -542,7 +542,7 @@ create_script_for_cluster_analyze(char **analyze_script_file_name)
 			ECHO_QUOTE, ECHO_QUOTE);
 	fprintf(script, "echo %s---------------------------------------------------%s\n",
 			ECHO_QUOTE, ECHO_QUOTE);
-	fprintf(script, "vacuumdb --all --analyze-only\n");
+	fprintf(script, "\"%s/vacuumdb\" --all --analyze-only\n", new_cluster.bindir);
 	fprintf(script, "echo%s\n\n", ECHO_BLANK);
 
 #ifndef WIN32
@@ -555,7 +555,7 @@ create_script_for_cluster_analyze(char **analyze_script_file_name)
 			ECHO_QUOTE, ECHO_QUOTE);
 	fprintf(script, "echo %s-------------------------------------------------------------%s\n",
 			ECHO_QUOTE, ECHO_QUOTE);
-	fprintf(script, "vacuumdb --all %s\n",
+	fprintf(script, "\"%s/vacuumdb\" --all %s\n", new_cluster.bindir,
 	/* Did we copy the free space files? */
 			(GET_MAJOR_VERSION(old_cluster.major_version) >= 804) ?
 			"--analyze-only" : "--analyze");