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Return yyparse() result not via global variable

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Instead of passing the parse result from yyparse() via a global
variable, pass it via a function output argument.

This complements earlier work to make the parsers reentrant.

Discussion: Discussion: https://www.postgresql.org/message-id/flat/eb6faeac-2a8a-4b69-9189-c33c520e5b7b@eisentraut.org
This commit is contained in:
Peter Eisentraut
2025-01-24 06:55:39 +01:00
parent 6fc4fc42da
commit 473a575e05
18 changed files with 106 additions and 101 deletions
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4
src/bin/pgbench/pgbench.c
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@@ -5706,14 +5706,12 @@ process_backslash_command(PsqlScanState sstate, const char *source)
yyscanner = expr_scanner_init(sstate, source, lineno, start_offset,
my_command->argv[0]);
if (expr_yyparse(yyscanner) != 0)
if (expr_yyparse(&my_command->expr, yyscanner) != 0)
{
/* dead code: exit done from syntax_error called by yyerror */
exit(1);
}
my_command->expr = expr_parse_result;
/* Save line, trimming any trailing newline */
my_command->first_line =
expr_scanner_get_substring(sstate,