psql Segfaults shortly after doing variable substitution
От | William K. Volkman |
---|---|
Тема | psql Segfaults shortly after doing variable substitution |
Дата | |
Msg-id | 1023122945.16199.7.camel@wkv2 обсуждение исходный текст |
Ответы |
Re: psql Segfaults shortly after doing variable substitution
Re: psql Segfaults shortly after doing variable substitution |
Список | pgsql-patches |
Noted with versions 7.0.3, 7.1.3, and 7.2.1: The psql interpreter becomes unstable if variable substitutions are used. The debugger GDB was unable to help however mpatrol reports that the sprintf at mainloop.c:389 is steping one byte farther than the allocation. Patch file attached. Cheers, William. --- postgresql-7.1.3/src/bin/psql/mainloop.c~ Mon Mar 26 08:18:51 2001 +++ postgresql-7.1.3/src/bin/psql/mainloop.c Tue May 28 15:00:12 2002 @@ -379,7 +379,8 @@ { out_length = strlen(value); - new = malloc(len + out_length - (1 + in_length) + 1); + /* Allow for 'after' character also 2002-05-27 */ + new = malloc(len + out_length - (1 + in_length) + 1 + 1); if (!new) { psql_error("out of memory\n");
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