common: Consolidate Assuan server argument handling.

* common/Makefile.am (common_sources): Add new files.
* common/server-help.c: New file.
* common/server-help.h: Likewise.
* agent/command.c: Drop argument handling primitives in favor of using
the consolidated ones.
* dirmngr/server.c: Likewise.
* g10/server.c: Likewise.
* g13/server.c: Likewise.
* scd/command.c: Likewise.
* sm/server.c: Likewise.

Signed-off-by: Justus Winter <[email protected]>

1 files changed, 1 insertions, 32 deletions

diff --git a/sm/server.c b/sm/server.c
index e21c6a4f5..a43ff3472 100644
--- a/sm/server.c
+++ b/sm/server.c
@@ -30,6 +30,7 @@
 #include "gpgsm.h"
 #include <assuan.h>
 #include "sysutils.h"
+#include "server-help.h"
 
 #define set_error(e,t) assuan_set_error (ctx, gpg_error (e), (t))
 
@@ -95,38 +96,6 @@ strcpy_escaped_plus (char *d, const char *s)
 }
 
 
-/* Skip over options.
-   Blanks after the options are also removed. */
-static char *
-skip_options (const char *line)
-{
-  while (spacep (line))
-    line++;
-  while ( *line == '-' && line[1] == '-' )
-    {
-      while (*line && !spacep (line))
-        line++;
-      while (spacep (line))
-        line++;
-    }
-  return (char*)line;
-}
-
-
-/* Check whether the option NAME appears in LINE */
-static int
-has_option (const char *line, const char *name)
-{
-  const char *s;
-  int n = strlen (name);
-
-  s = strstr (line, name);
-  if (s && s >= skip_options (line))
-    return 0;
-  return (s && (s == line || spacep (s-1)) && (!s[n] || spacep (s+n)));
-}
-
-
 /* A write handler used by es_fopencookie to write assuan data
    lines.  */
 static gpgrt_ssize_t