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* The termination condition of the iteration logic in page_bymacro()Ingo Schwarze2016-10-181-18/+22
| | | | | | | was overzealous. Consequently, macro=substr and macro~regexp searches only returned all pages containing the first matching macro value, rather than all pages containing any of the matching macro values. Bug reported by tb@ - thanks!
* When the database is corrupt in the sense of containing invalidIngo Schwarze2016-08-301-1/+15
| | | | | | | | | pointers in the pages table, do not access NULL pointers, but gracefully handle the errors. Similar patches will be needed for the macro tables, too. <attila at stalphonsos dot com> audited the code and pointed out to me that dbm_get() can return NULL for corrupted databases, but that isn't handled properly at various places.
* The concept of endianness seems to be somewhat newfangled, so theIngo Schwarze2016-08-051-0/+6
| | | | | | respective conversion functions are not yet properly standardized. Rumour has it that POSIX is working on it, though. For now, sprinkle some configuration glue.
* Linux compatibility: Work around the lack of EFTYPE and protect <err.h>.Ingo Schwarze2016-07-201-0/+4
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* Remove the dependency on SQLite without loss of functionality.Ingo Schwarze2016-07-191-0/+452
Stop supporting systems that don't have mmap(3). Drop the obsolete names_check() now that we deleted MLINKS.