DBIS/HyriseSQLParser
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implemented expr null constructor

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Pedro 2014-11-12 11:18:43 +01:00
parent 71cbe1bfac
commit ab8622cbba
2 changed files with 5 additions and 3 deletions
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2
deploy_to_hyrise.sh
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@ -3,7 +3,7 @@
# Usage: deploy_to_hyrise.sh path/to/hyrise.git # Usage: deploy_to_hyrise.sh path/to/hyrise.git
BUILD_PATH=$(readlink -f $(dirname $0))/src/build BUILD_PATH=$(readlink -f $(dirname $0))/build
HYRISE_PATH=$1 HYRISE_PATH=$1

4
src/lib/Expr.h
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@ -50,7 +50,7 @@ struct Expr {
Expr(ExprType type) : type(type) {}; Expr(ExprType type) : type(type), expr(NULL), expr2(NULL), name(NULL), table(NULL), alias(NULL) {};
// Interesting side-effect: // Interesting side-effect:
// Making the destructor virtual causes segmentation faults // Making the destructor virtual causes segmentation faults
@ -83,6 +83,7 @@ struct Expr {
}; };
// Zero initializes an Expr object and assigns it to a space in the heap // Zero initializes an Expr object and assigns it to a space in the heap
// For Hyrise we still had to put in the explicit NULL constructor
// http://www.ex-parrot.com/~chris/random/initialise.html // http://www.ex-parrot.com/~chris/random/initialise.html
#define ALLOC_EXPR(var, type) \ #define ALLOC_EXPR(var, type) \
Expr* var; \ Expr* var; \
@ -92,6 +93,7 @@ struct Expr {
*var = zero; \ *var = zero; \
} while(0); } while(0);
} // namespace hsql } // namespace hsql
#endif #endif