Add libpgeasy example file.

diff --git a/src/interfaces/libpgeasy/examples/pgmultiresult.c b/src/interfaces/libpgeasy/examples/pgmultiresult.c
new file mode 100644 (file)
index 0000000..f5cf211
--- /dev/null
+++ b/src/interfaces/libpgeasy/examples/pgmultiresult.c
@@ -0,0 +1,68 @@
+/*
+ * pgmultiresult.c
+ *
+ */
+
+#include <stdio.h>
+#include "libpq-fe.h"
+#include "../halt.h"
+#include "libpgeasy.h"
+
+int
+main(int argc, char **argv)
+{
+       char            query[4000];
+       char            val[4000];
+       char            optstr[256];
+       PGresult        *res1, *res2;
+       int                     res1_done = 0, res2_done = 0;
+
+       if (argc != 2)
+               halt("Usage:  %s database\n", argv[0]);
+
+       snprintf(optstr, 256, "dbname=%s", argv[1]);
+       connectdb(optstr);
+
+       doquery("\
+               SELECT lanname \
+               FROM pg_language \
+               ORDER BY lanname \
+               ");
+       res1 = get_result();
+
+       doquery("\
+               SELECT amname \
+               FROM pg_am \
+               ORDER BY amname \
+               ");
+       res2 = get_result();
+
+       while (!res1_done && !res2_done)
+       {
+
+               set_result(res1);
+
+               if (!res1_done)
+               {
+                       if (fetch(val) != END_OF_TUPLES)
+                               puts(val);
+                       else    res1_done = 1;
+               }
+
+               res1 = get_result();
+
+               set_result(res2);
+
+               if (!res2_done)
+               {
+                       if (fetch(val) != END_OF_TUPLES)
+                               puts(val);
+                       else    res2_done = 1;
+               }
+
+               res2 = get_result();
+       }
+
+       disconnectdb();
+       return 0;
+}