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author | jlam <jlam@pkgsrc.org> | 2005-08-08 23:19:26 +0000 |
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committer | jlam <jlam@pkgsrc.org> | 2005-08-08 23:19:26 +0000 |
commit | 7bbcf099d1f3ebd054bc653ddd05f34b2c6c40e3 (patch) | |
tree | 654a368de8441b0897be1562378f284b04473463 /databases/postgresql80 | |
parent | 731d929219d362a674661d0af6dfaea93f1c9ab5 (diff) | |
download | pkgsrc-7bbcf099d1f3ebd054bc653ddd05f34b2c6c40e3.tar.gz |
Expose a new variable PGSQL_BLCKSZ for package builders to tweak so
as to optimize PostgreSQL performance. This is a fairly expert option
and represents the size in bytes of a PostgreSQL disk page, defaulting
to 8K.
Diffstat (limited to 'databases/postgresql80')
-rw-r--r-- | databases/postgresql80/Makefile.common | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/databases/postgresql80/Makefile.common b/databases/postgresql80/Makefile.common index 33b16a29acc..90c60be4838 100644 --- a/databases/postgresql80/Makefile.common +++ b/databases/postgresql80/Makefile.common @@ -1,4 +1,4 @@ -# $NetBSD: Makefile.common,v 1.7 2005/08/08 22:20:34 jlam Exp $ +# $NetBSD: Makefile.common,v 1.8 2005/08/08 23:19:26 jlam Exp $ # # This Makefile fragment is included by all PostgreSQL packages built from # the main sources of the PostgreSQL distribution except jdbc-postgresql. @@ -135,3 +135,21 @@ post-extract: >${WRKSRC}/src/backend/port/dynloader/$$template.c fi .endif + +# PGSQL_BLCKSZ is the size in bytes of a PostgreSQL disk page or block. +# This also limits the size of a tuple. The valid values are powers +# of 2 up to 32768, and the default size is 8196 (hardcoded in the +# PostgreSQL sources). Please don't change this value unless you know +# what you are doing. +# +BUILD_DEFS+= PGSQL_BLCKSZ + +.if defined(PGSQL_BLCKSZ) +.PHONY: pgsql-blcksz +pre-configure: pgsql-blcksz +pgsql-blcksz: + for file in ${WRKSRC}/src/include/pg_config_manual.h; do \ + ${SED} -e "/^#define[ ]*BLCKSZ[ ]*/s/^\(#define[ ]*BLCKSZ\).*/\1 ${PGSQL_BLCKSZ}/" $$file > $$file.new; \ + ${MV} -f $$file.new $$file; \ + done +.endif |