Use only one copy of the warn_server_mismatch function.

* common/asshelp.c (warn_server_version_mismatch): New.  Actually a
slightly modified version of warn_version_mismatch found in other
modules.
* common/status.c (gnupg_status_strings): New.
* g10/cpr.c (write_status_strings2): New.
* g10/call-agent.c (warn_version_mismatch): Use the new unified
warn_server_version_mismatch function.
* g10/call-dirmngr.c (warn_version_mismatch): Ditto.
* g10/call-keyboxd.c (warn_version_mismatch): Ditto.
* sm/call-agent.c (warn_version_mismatch): Ditto.
* sm/call-dirmngr.c (warn_version_mismatch): Ditto.
* tools/card-call-scd.c (warn_version_mismatch): Ditto.

Signed-off-by: Werner Koch <wk@gnupg.org>

1 files changed, 41 insertions, 0 deletions

diff --git a/common/status.c b/common/status.c
index 269ffea5d..b752c12c6 100644
--- a/common/status.c
+++ b/common/status.c
@@ -105,6 +105,47 @@ gnupg_status_printf (int no, const char *format, ...)
 }
 
 
+/* Write a status line with code NO followed by the remaining
+ * arguments which must be a list of strings terminated by a NULL.
+ * Embedded CR and LFs in the strings are C-style escaped.  All
+ * strings are printed with a space as delimiter.  */
+gpg_error_t
+gnupg_status_strings (ctrl_t dummy, int no, ...)
+{
+  va_list arg_ptr;
+  const char *s;
+
+  (void)dummy;
+
+  if (!statusfp)
+    return 0;  /* Not enabled. */
+
+  va_start (arg_ptr, no);
+
+  es_fputs ("[GNUPG:] ", statusfp);
+  es_fputs (get_status_string (no), statusfp);
+  while ((s = va_arg (arg_ptr, const char*)))
+    {
+      if (*s)
+        es_putc (' ', statusfp);
+      for (; *s; s++)
+        {
+          if (*s == '\n')
+            es_fputs ("\\n", statusfp);
+          else if (*s == '\r')
+            es_fputs ("\\r", statusfp);
+          else
+            es_fputc (*(const byte *)s, statusfp);
+        }
+    }
+  es_putc ('\n', statusfp);
+  es_fflush (statusfp);
+
+  va_end (arg_ptr);
+  return 0;
+}
+
+
 const char *
 get_inv_recpsgnr_code (gpg_error_t err)
 {