[tor-commits] [tor/master] Add a "flags" member to config_var_t

[dgoulet@xxxxxxxxxxxxxx]

commit 5b252d31ede521bea53c690693a2ab3d74c8fef4
Author: Nick Mathewson <nickm@xxxxxxxxxxxxxx>
Date:   Thu Jun 20 16:07:00 2019 -0400

    Add a "flags" member to config_var_t
    
    Additionally, adjust the macros so that we can add new members like
    this more easily.
---
 src/lib/conf/confmacros.h  |  2 +-
 src/lib/conf/conftesting.h |  4 ++--
 src/lib/conf/conftypes.h   |  3 ++-
 src/test/test_confparse.c  | 16 +++++++---------
 4 files changed, 12 insertions(+), 13 deletions(-)

diff --git a/src/lib/conf/confmacros.h b/src/lib/conf/confmacros.h
index 29040e1f5..4242137c5 100644
--- a/src/lib/conf/confmacros.h
+++ b/src/lib/conf/confmacros.h
@@ -19,7 +19,7 @@
  * Used to indicate the end of an array of configuration variables.
  **/
 #define END_OF_CONFIG_VARS                                      \
-  { { .name = NULL }, NULL DUMMY_CONF_TEST_MEMBERS }
+  { .member = { .name = NULL } DUMMY_CONF_TEST_MEMBERS }
 
 /**
  * Declare a config_var_t as a member named <b>membername</b> of the structure
diff --git a/src/lib/conf/conftesting.h b/src/lib/conf/conftesting.h
index f4aca442a..a40c9bc97 100644
--- a/src/lib/conf/conftesting.h
+++ b/src/lib/conf/conftesting.h
@@ -68,8 +68,8 @@ typedef union {
 #define CONF_CHECK_VAR_TYPE(tp, conftype, member)       \
   { . conftype = &tp ## _dummy . member }
 #define CONF_TEST_MEMBERS(tp, conftype, member) \
-  , CONF_CHECK_VAR_TYPE(tp, conftype, member)
-#define DUMMY_CONF_TEST_MEMBERS , { .INT=NULL }
+  , .var_ptr_dummy=CONF_CHECK_VAR_TYPE(tp, conftype, member)
+#define DUMMY_CONF_TEST_MEMBERS , .var_ptr_dummy={ .INT=NULL }
 #define DUMMY_TYPECHECK_INSTANCE(tp)            \
   static tp tp ## _dummy
 
diff --git a/src/lib/conf/conftypes.h b/src/lib/conf/conftypes.h
index 72697e8ee..028a88991 100644
--- a/src/lib/conf/conftypes.h
+++ b/src/lib/conf/conftypes.h
@@ -110,7 +110,8 @@ typedef struct config_var_t {
   struct_member_t member; /** A struct member corresponding to this
                            * variable. */
   const char *initvalue; /**< String (or null) describing initial value. */
-
+  uint32_t flags; /**< One or more flags describing special handling for this
+                   * variable */
 #ifdef TOR_UNIT_TESTS
   /** Used for compiler-magic to typecheck the corresponding field in the
    * corresponding struct. Only used in unit test mode, at compile-time. */
diff --git a/src/test/test_confparse.c b/src/test/test_confparse.c
index 2f408b5b6..4bf66f323 100644
--- a/src/test/test_confparse.c
+++ b/src/test/test_confparse.c
@@ -52,9 +52,8 @@ static test_struct_t test_struct_t_dummy;
   CONFIG_VAR_ETYPE(test_struct_t, varname, conftype, member, initvalue)
 #define V(member,conftype,initvalue)            \
   VAR(#member, conftype, member, initvalue)
-
-#define OBSOLETE(varname)                                               \
-  { { .name=varname, .type=CONFIG_TYPE_OBSOLETE }, NULL, {.INT=NULL} }
+#define OBSOLETE(varname)                       \
+  CONFIG_VAR_OBSOLETE(varname)
 
 static config_var_t test_vars[] = {
   V(s, STRING, "hello"),
@@ -78,12 +77,11 @@ static config_var_t test_vars[] = {
   VAR("LineTypeB", LINELIST_S, mixed_lines, NULL),
   OBSOLETE("obsolete"),
   {
-   { .name = "routerset",
-     .type = CONFIG_TYPE_EXTENDED,
-     .type_def = &ROUTERSET_type_defn,
-     .offset = offsetof(test_struct_t, routerset),
-   },
-   NULL, {.INT=NULL}
+   .member = { .name = "routerset",
+               .type = CONFIG_TYPE_EXTENDED,
+               .type_def = &ROUTERSET_type_defn,
+               .offset = offsetof(test_struct_t, routerset),
+             },
   },
   VAR("__HiddenInt", POSINT, hidden_int, "0"),
   VAR("MixedHiddenLines", LINELIST_V, mixed_hidden_lines, NULL),



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