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Add sql error code hook #698

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dimitri wants to merge 2 commits into from
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Add sql error code hook #698

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0a32c19
PG16 add sql error code hook (#32)
HaoyuHuang Apr 23, 2025
21cd295
Review.
dimitri Jul 22, 2025
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9 changes: 9 additions & 0 deletions src/backend/utils/error/elog.c
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Original file line number Diff line number Diff line change
Expand Up @@ -96,6 +96,10 @@ ErrorContextCallback *error_context_stack = NULL;

sigjmp_buf *PG_exception_stack = NULL;

/* BEGIN_NEON */
SqlErrorCode_hook_type SqlErrorCode_hook = NULL;
/* END_NEON */

extern bool redirection_done;

/*
Expand Down Expand Up @@ -857,6 +861,11 @@ matches_backtrace_functions(const char *funcname)
int
errcode(int sqlerrcode)
{
/* BEGIN_NEON */
if (SqlErrorCode_hook != NULL) {
SqlErrorCode_hook(sqlerrcode);
}
/* END_NEON */
ErrorData *edata = &errordata[errordata_stack_depth];

/* we don't bother incrementing recursion_depth */
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5 changes: 5 additions & 0 deletions src/include/utils/elog.h
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Expand Up @@ -429,6 +429,11 @@ extern PGDLLIMPORT ErrorContextCallback *error_context_stack;

extern PGDLLIMPORT sigjmp_buf *PG_exception_stack;

/* BEGIN_HADRON */
typedef void (*SqlErrorCode_hook_type) (int sqlerrcode);
extern PGDLLIMPORT SqlErrorCode_hook_type SqlErrorCode_hook;
/* END_HADRON */


/* Stuff that error handlers might want to use */

Expand Down