From 68174679fea2d514e9281fddd826abaccfac5bf7 Mon Sep 17 00:00:00 2001 From: Daniel Gustafsson Date: Mon, 25 Mar 2024 14:18:39 +0100 Subject: doc: Document error handling in PGTYPESnumeric_to_long The documentation for PGTYPESnumeric_to_long only mentioned errno being set to indicate overflow but the code also sets errno when underflow happens. Reported-by: Aidar Imamov Discussion: https://postgr.es/m/eebf0ad50ad4321d65d2d64dd6b7f17d@postgrespro.ru --- doc/src/sgml/ecpg.sgml | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'doc/src') diff --git a/doc/src/sgml/ecpg.sgml b/doc/src/sgml/ecpg.sgml index ab58729e6ec..43082704a7c 100644 --- a/doc/src/sgml/ecpg.sgml +++ b/doc/src/sgml/ecpg.sgml @@ -2390,9 +2390,10 @@ int PGTYPESnumeric_to_long(numeric *nv, long *lp); The function converts the numeric value from the variable that nv points to into the long integer variable that lp points to. It returns 0 on success and -1 if an error - occurs, including overflow. On overflow, the global variable + occurs, including overflow and underflow. On overflow, the global variable errno will be set to PGTYPES_NUM_OVERFLOW - additionally. + and on underflow errno will be set to + PGTYPES_NUM_UNDERFLOW. -- cgit v1.2.3