[GNUnet-SVN] [taler-merchant] 01/03: Commenting the "rewind" CMD.

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marcello pushed a commit to branch master
in repository merchant.

commit 0084d799b822df70338c9cb5e1195363d8a51d75
Author: Marcello Stanisci <address@hidden>
AuthorDate: Thu May 24 16:28:51 2018 +0200

    Commenting the "rewind" CMD.
---
 src/lib/testing_api_cmd_rewind.c                   | 29 +++++++++++++++++++++-
 .../taler-merchant-generate-payments_new.c         |  2 +-
 2 files changed, 29 insertions(+), 2 deletions(-)

diff --git a/src/lib/testing_api_cmd_rewind.c b/src/lib/testing_api_cmd_rewind.c
index 3e51f00..de8bb73 100644
--- a/src/lib/testing_api_cmd_rewind.c
+++ b/src/lib/testing_api_cmd_rewind.c
@@ -29,17 +29,43 @@
 #include "taler_merchant_service.h"
 #include "taler_merchant_testing_lib.h"
 
+
+/**
+ * State for a "rewind" CMD.
+ */
 struct RewindIpState
 {
+  /**
+   * Instruction pointer to set into the interpreter.
+   */
   unsigned int new_ip;
+
+  /**
+   * How many times this set should take place.
+   * However, this value lives at the calling process,
+   * and this CMD is only in charge of checking and
+   * decremeting it.
+   */
   unsigned int *counter;
 };
 
+
+/**
+ * Only defined to respect the API.
+ */
 static void
 rewind_ip_cleanup (void *cls,
                    const struct TALER_TESTING_Command *cmd)
 {}
 
+
+/**
+ * Run the "rewind" CMD.
+ *
+ * @param cls closure.
+ * @param cmd command being executed now.
+ * @param is the interpreter state.
+ */
 static void
 rewind_ip_run (void *cls,
                const struct TALER_TESTING_Command *cmd,
@@ -47,6 +73,7 @@ rewind_ip_run (void *cls,
 {
   struct RewindIpState *ris = cls;
 
+  /* FIXME: do check if '1<' is good */
   if (1 < *ris->counter)
   {
     is->ip = ris->new_ip;
@@ -63,7 +90,7 @@ rewind_ip_run (void *cls,
  * @param label command label
  * @param new_ip new instruction pointer's value.  Note that,
  * when the next instruction will be called, the interpreter
- * will increment the ip under the hood so this value must be
+ * will increment the ip _anyway_ so this value must be
  * set to the index of the instruction we want to execute next
  * MINUS one.
  * @param counter counts how many times the rewinding has
diff --git a/src/merchant-tools/taler-merchant-generate-payments_new.c 
b/src/merchant-tools/taler-merchant-generate-payments_new.c
index a92c8c0..4039d85 100644
--- a/src/merchant-tools/taler-merchant-generate-payments_new.c
+++ b/src/merchant-tools/taler-merchant-generate-payments_new.c
@@ -87,7 +87,7 @@ static unsigned int payments_number = 1;
 /**
  * How many /tracks operation we want to perform.
  */
-static unsigned int tracks_number;
+static unsigned int tracks_number = 1;
 
 
 static const char *default_config_file;

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