
mm_alloc and mm_strdup were in type.c, which seems a completely random choice. No doubt the original author thought two small functions didn't deserve their own file. But I'm about to add some more memory-management stuff beside them, so let's put them in a less surprising place. This seems like a better home for mmerror, mmfatal, and the cat_str/make_str family, too. Discussion: https://postgr.es/m/2011420.1713493114@sss.pgh.pa.us
PostgreSQL Database Management System
This directory contains the source code distribution of the PostgreSQL database management system.
PostgreSQL is an advanced object-relational database management system that supports an extended subset of the SQL standard, including transactions, foreign keys, subqueries, triggers, user-defined types and functions. This distribution also contains C language bindings.
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General documentation about this version of PostgreSQL can be found at https://www.postgresql.org/docs/devel/. In particular, information about building PostgreSQL from the source code can be found at https://www.postgresql.org/docs/devel/installation.html.
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