From ef8d2ceb0f1e4292d606b80f9946fd6b0a5a7828 Mon Sep 17 00:00:00 2001
From: Alcaro <floating@muncher.se>
Date: Fri, 21 Feb 2014 21:42:05 +0100
Subject: [PATCH] Convert this one to an out parameter, to match
 state_manager_pop.

---
 retroarch.c |  6 ++++--
 rewind.c    | 10 +++++-----
 rewind.h    |  4 ++--
 3 files changed, 11 insertions(+), 9 deletions(-)

diff --git a/retroarch.c b/retroarch.c
index 8d7a7689c8..2a3571b22b 100644
--- a/retroarch.c
+++ b/retroarch.c
@@ -1548,7 +1548,8 @@ void rarch_init_rewind(void)
    if (!g_extern.state_manager)
       RARCH_WARN("Failed to init rewind buffer. Rewinding will be disabled.\n");
 
-   void *state=state_manager_push_where(g_extern.state_manager);
+   void *state;
+   state_manager_push_where(g_extern.state_manager, &state);
    pretro_serialize(state, g_extern.state_size);
    state_manager_push_do(g_extern.state_manager);
 }
@@ -2186,7 +2187,8 @@ static void check_rewind(void)
       if (cnt == 0)
 #endif
       {
-         void *state=state_manager_push_where(g_extern.state_manager);
+         void *state;
+         state_manager_push_where(g_extern.state_manager, &state);
          pretro_serialize(state, g_extern.state_size);
          state_manager_push_do(g_extern.state_manager);
       }
diff --git a/rewind.c b/rewind.c
index 86082aedb4..ed189761e1 100644
--- a/rewind.c
+++ b/rewind.c
@@ -213,7 +213,7 @@ bool state_manager_pop(state_manager_t *state, void **data)
    return true;
 }
 
-void *state_manager_push_where(state_manager_t *state)
+void state_manager_push_where(state_manager_t *state, void **data)
 {
    //We need to ensure we have an uncompressed copy of the last pushed state, or we could
    // end up applying a 'patch' to wrong savestate, and that'd blow up rather quickly.
@@ -226,14 +226,14 @@ void *state_manager_push_where(state_manager_t *state)
       }
    }
    
-   return state->nextblock;
+   *data=state->nextblock;
 }
 
-bool state_manager_push_do(state_manager_t *state)
+void state_manager_push_do(state_manager_t *state)
 {
    if (state->thisblock_valid)
    {
-      if (state->capacity<sizeof(size_t)+state->maxcompsize) return false;
+      if (state->capacity<sizeof(size_t)+state->maxcompsize) return;
 
    recheckcapacity:;
       size_t headpos = (state->head-state->data);
@@ -368,7 +368,7 @@ bool state_manager_push_do(state_manager_t *state)
 
    state->entries++;
 
-   return true;
+   return;
 }
 
 void state_manager_capacity(state_manager_t *state, unsigned int * entries, size_t * bytes, bool * full)
diff --git a/rewind.h b/rewind.h
index 1000024f15..74f66e8081 100644
--- a/rewind.h
+++ b/rewind.h
@@ -24,8 +24,8 @@ typedef struct state_manager state_manager_t;
 state_manager_t *state_manager_new(size_t state_size, size_t buffer_size);
 void state_manager_free(state_manager_t *state);
 bool state_manager_pop(state_manager_t *state, void **data);
-void *state_manager_push_where(state_manager_t *state);
-bool state_manager_push_do(state_manager_t *state);
+void state_manager_push_where(state_manager_t *state, void **data);
+void state_manager_push_do(state_manager_t *state);
 void state_manager_capacity(state_manager_t *state, unsigned int *entries, size_t *bytes, bool *full);
 
 #endif