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-rw-r--r--src/industry_type.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/industry_type.h b/src/industry_type.h
index 6234f7b11..9a8a46901 100644
--- a/src/industry_type.h
+++ b/src/industry_type.h
@@ -37,6 +37,10 @@ static const IndustryGfx INVALID_INDUSTRYTILE = NUM_INDUSTRYTILES; ///< one a
static const int INDUSTRY_COMPLETED = 3; ///< final stage of industry construction.
+static const int INDUSTRY_NUM_INPUTS = 16; ///< Number of cargo types an industry can accept
+static const int INDUSTRY_NUM_OUTPUTS = 16; ///< Number of cargo types an industry can produce
+
+
void CheckIndustries();
#endif /* INDUSTRY_TYPE_H */