add sqmail-4.2.29asqmail-4.2

1 files changed, 32 insertions, 0 deletions

diff --git a/src/dnscname.c b/src/dnscname.c
new file mode 100644
index 0000000..546d273
--- /dev/null
+++ b/src/dnscname.c
@@ -0,0 +1,32 @@
+#include <unistd.h>
+#include "buffer.h"
+#include "stralloc.h"
+#include "dnsresolv.h"
+#include "exit.h"
+#include "dns.h"
+#include "logmsg.h"
+
+#define WHO "dnscname"
+
+stralloc sa = {0};
+stralloc out = {0};
+
+int main(int argc,char **argv)
+{
+   int r; 
+
+   if (!argv[1]) 
+    logmsg(WHO,100,USAGE,"dnscname fqdn");
+
+  if (!stralloc_copys(&sa,argv[1]))
+    logmsg(WHO,111,FATAL,"out of memory");
+
+  DNS_INIT
+  if ((r = dns_cname(&out,&sa)) < 0) _exit(1);
+  if (r > 0) {
+    buffer_putflush(buffer_1,out.s,out.len);
+    buffer_putsflush(buffer_1,"\n");
+  }
+
+  _exit(0);
+}