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-rw-r--r--src/gamelog.cpp39
1 files changed, 31 insertions, 8 deletions
diff --git a/src/gamelog.cpp b/src/gamelog.cpp
index a271d6dd0..e6b0595cc 100644
--- a/src/gamelog.cpp
+++ b/src/gamelog.cpp
@@ -150,6 +150,20 @@ static const char * const la_text[] = {
assert_compile(lengthof(la_text) == GLAT_END);
+/**
+ * Information about the presence of a Grf at a certain point during gamelog history
+ * Note about missing Grfs:
+ * Changes to missing Grfs are not logged including manual removal of the Grf.
+ * So if the gamelog tells a Grf is missing we do not know whether it was readded or completely removed
+ * at some later point.
+ */
+struct GRFPresence{
+ const GRFConfig *gc; ///< GRFConfig, if known
+ bool was_missing; ///< Grf was missing during some gameload in the past
+
+ GRFPresence(const GRFConfig *gc) : gc(gc), was_missing(false) {}
+};
+typedef SmallMap<uint32, GRFPresence> GrfIDMapping;
/**
* Prints active gamelog
@@ -158,7 +172,6 @@ assert_compile(lengthof(la_text) == GLAT_END);
void GamelogPrint(GamelogPrintProc *proc)
{
char buf[GAMELOG_BUF_LEN];
- typedef SmallMap<uint32, const GRFConfig *> GrfIDMapping;
GrfIDMapping grf_names;
proc("---- gamelog start ----");
@@ -235,16 +248,26 @@ void GamelogPrint(GamelogPrintProc *proc)
const GRFConfig *gc = FindGRFConfig(lc->grfadd.grfid, lc->grfadd.md5sum);
AddDebugText(buf, "Added NewGRF: ");
PrintGrfInfo(buf, lc->grfadd.grfid, lc->grfadd.md5sum, gc);
- if (grf_names.Contains(lc->grfadd.grfid)) AddDebugText(buf, ". Gamelog inconsistency: GrfID was already added!");
+ GrfIDMapping::Pair *gm = grf_names.Find(lc->grfrem.grfid);
+ if (gm != grf_names.End() && !gm->second.was_missing) AddDebugText(buf, ". Gamelog inconsistency: GrfID was already added!");
grf_names[lc->grfadd.grfid] = gc;
break;
}
case GLCT_GRFREM: {
GrfIDMapping::Pair *gm = grf_names.Find(lc->grfrem.grfid);
- AddDebugText(buf, "Removed NewGRF: ");
- PrintGrfInfo(buf, lc->grfrem.grfid, NULL, gm != grf_names.End() ? gm->second : NULL);
- if (!grf_names.Erase(lc->grfrem.grfid)) AddDebugText(buf, ". Gamelog inconsistency: GrfID was never added!");
+ AddDebugText(buf, la->at == GLAT_LOAD ? "Missing NewGRF: " : "Removed NewGRF: ");
+ PrintGrfInfo(buf, lc->grfrem.grfid, NULL, gm != grf_names.End() ? gm->second.gc : NULL);
+ if (gm == grf_names.End()) {
+ AddDebugText(buf, ". Gamelog inconsistency: GrfID was never added!");
+ } else {
+ if (la->at == GLAT_LOAD) {
+ /* Missing grfs on load are not removed from the configuration */
+ gm->second.was_missing = true;
+ } else {
+ grf_names.Erase(gm);
+ }
+ }
break;
}
@@ -260,7 +283,7 @@ void GamelogPrint(GamelogPrintProc *proc)
case GLCT_GRFPARAM: {
GrfIDMapping::Pair *gm = grf_names.Find(lc->grfrem.grfid);
AddDebugText(buf, "GRF parameter changed: ");
- PrintGrfInfo(buf, lc->grfparam.grfid, NULL, gm != grf_names.End() ? gm->second : NULL);
+ PrintGrfInfo(buf, lc->grfparam.grfid, NULL, gm != grf_names.End() ? gm->second.gc : NULL);
if (gm == grf_names.End()) AddDebugText(buf, ". Gamelog inconsistency: GrfID was never added!");
break;
}
@@ -269,7 +292,7 @@ void GamelogPrint(GamelogPrintProc *proc)
GrfIDMapping::Pair *gm = grf_names.Find(lc->grfrem.grfid);
AddDebugText(buf, "GRF order changed: %08X moved %d places %s",
BSWAP32(lc->grfmove.grfid), abs(lc->grfmove.offset), lc->grfmove.offset >= 0 ? "down" : "up" );
- PrintGrfInfo(buf, lc->grfmove.grfid, NULL, gm != grf_names.End() ? gm->second : NULL);
+ PrintGrfInfo(buf, lc->grfmove.grfid, NULL, gm != grf_names.End() ? gm->second.gc : NULL);
if (gm == grf_names.End()) AddDebugText(buf, ". Gamelog inconsistency: GrfID was never added!");
break;
}
@@ -282,7 +305,7 @@ void GamelogPrint(GamelogPrintProc *proc)
AddDebugText(buf, "Rail vehicle changes length outside a depot: GRF ID %08X, internal ID 0x%X", BSWAP32(lc->grfbug.grfid), (uint)lc->grfbug.data);
break;
}
- PrintGrfInfo(buf, lc->grfbug.grfid, NULL, gm != grf_names.End() ? gm->second : NULL);
+ PrintGrfInfo(buf, lc->grfbug.grfid, NULL, gm != grf_names.End() ? gm->second.gc : NULL);
if (gm == grf_names.End()) AddDebugText(buf, ". Gamelog inconsistency: GrfID was never added!");
break;
}