new getopt helper function to parse relative time command line argument

1 files changed, 31 insertions, 1 deletions

diff --git a/src/util/getopt_helpers.c b/src/util/getopt_helpers.c
index a31080fa0c..a80bff4a36 100644
--- a/src/util/getopt_helpers.c
+++ b/src/util/getopt_helpers.c
@@ -26,7 +26,7 @@
 
 #include "platform.h"
 #include "gnunet_common.h"
-#include "gnunet_getopt_lib.h"
+#include "gnunet_util_lib.h"
 
 #define LOG(kind,...) GNUNET_log_from (kind, "util", __VA_ARGS__)
 
@@ -263,6 +263,36 @@ GNUNET_GETOPT_set_ulong (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
 
 
 /**
+ * Set an option of type 'struct GNUNET_TIME_Relative' from the command line.
+ * A pointer to this function should be passed as part of the
+ * 'struct GNUNET_GETOPT_CommandLineOption' array to initialize options
+ * of this type.  It should be followed by a pointer to a value of
+ * type 'struct GNUNET_TIME_Relative'.
+ *
+ * @param ctx command line processing context
+ * @param scls additional closure (will point to the 'struct GNUNET_TIME_Relative')
+ * @param option name of the option
+ * @param value actual value of the option as a string.
+ * @return GNUNET_OK if parsing the value worked
+ */
+int
+GNUNET_GETOPT_set_relative_time (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
+				 void *scls, const char *option, const char *value)
+{
+  struct GNUNET_TIME_Relative *val = scls;
+
+  if (GNUNET_OK !=
+      GNUNET_STRINGS_fancy_time_to_relative (value,
+					     val))
+  {
+    FPRINTF (stderr, _("You must pass relative time to the `%s' option.\n"), option);
+    return GNUNET_SYSERR;
+  }
+  return GNUNET_OK;
+}
+
+
+/**
  * Set an option of type 'unsigned int' from the command line.
  * A pointer to this function should be passed as part of the
  * 'struct GNUNET_GETOPT_CommandLineOption' array to initialize options