plpy_main.h

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/*
 * src/pl/plpython/plpy_main.h
 */
 
#ifndef PLPY_MAIN_H
#define PLPY_MAIN_H
 
#include "plpy_procedure.h"
 
/* the interpreter's globals dict */
extern PyObject *PLy_interp_globals;
 
/*
 * A stack of PL/Python execution contexts. Each time user-defined Python code
 * is called, an execution context is created and put on the stack. After the
 * Python code returns, the context is destroyed.
 */
typedef struct PLyExecutionContext
{
    PLyProcedure *curr_proc;    /* the currently executing procedure */
    MemoryContext scratch_ctx;  /* a context for things like type I/O */
    struct PLyExecutionContext *next;   /* previous stack level */
} PLyExecutionContext;
 
/* Get the current execution context */
extern PLyExecutionContext *PLy_current_execution_context(void);
 
/* Get the scratch memory context for specified execution context */
extern MemoryContext PLy_get_scratch_context(PLyExecutionContext *context);
 
#endif                          /* PLPY_MAIN_H */