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-rw-r--r--src/tutorial/complex.c12
1 files changed, 2 insertions, 10 deletions
diff --git a/src/tutorial/complex.c b/src/tutorial/complex.c
index 2dd4e6e607..b95baa2be0 100644
--- a/src/tutorial/complex.c
+++ b/src/tutorial/complex.c
@@ -48,14 +48,6 @@ complex_in(char *str)
return result;
}
-/*
- * You might have noticed a slight inconsistency between the following
- * declaration and the SQL definition:
- * CREATE FUNCTION complex_out(opaque) RETURNS opaque ...
- * The reason is that the argument pass into complex_out is really just a
- * pointer. POSTGRES thinks all output functions are:
- * char *out_func(char *);
- */
char *
complex_out(Complex * complex)
{
@@ -64,8 +56,8 @@ complex_out(Complex * complex)
if (complex == NULL)
return NULL;
- result = (char *) palloc(60);
- sprintf(result, "(%g,%g)", complex->x, complex->y);
+ result = (char *) palloc(100);
+ snprintf(result, 100, "(%g,%g)", complex->x, complex->y);
return result;
}