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authorPeter Eisentraut <peter_e@gmx.net>2013-01-29 22:58:38 -0500
committerPeter Eisentraut <peter_e@gmx.net>2013-01-29 22:59:45 -0500
commit574f7643214d8381a03083ffbb08ecceec44d6b2 (patch)
tree41d2d216d1e9dff26a49940adb47a18c2667cbf0
parent5bb2ddc0af62cfcd538e0e51460fc1f4f91ee333 (diff)
downloadpostgresql-574f7643214d8381a03083ffbb08ecceec44d6b2.tar.gz
postgresql-574f7643214d8381a03083ffbb08ecceec44d6b2.zip
pg_regress: Allow overriding diff options
By setting the environment variable PG_REGRESS_DIFF_OPTS, custom diff options can be passed. reviewed by Jeevan Chalke
-rw-r--r--doc/src/sgml/regress.sgml5
-rw-r--r--src/test/regress/pg_regress.c3
2 files changed, 7 insertions, 1 deletions
diff --git a/doc/src/sgml/regress.sgml b/doc/src/sgml/regress.sgml
index 60250bb7a9f..327c3d04f7b 100644
--- a/doc/src/sgml/regress.sgml
+++ b/doc/src/sgml/regress.sgml
@@ -285,7 +285,10 @@ gmake check EXTRA_TESTS=collate.linux.utf8 LANG=en_US.utf8
file against the reference outputs stored in the
<filename>src/test/regress/expected</filename> directory. Any
differences are saved for your inspection in
- <filename>src/test/regress/regression.diffs</filename>. (Or you
+ <filename>src/test/regress/regression.diffs</filename>. If you don't
+ like the <command>diff</command> options that are used by default, set the
+ environment variable <envar>PG_REGRESS_DIFF_OPTS</envar>, for
+ instance <literal>PG_REGRESS_DIFF_OPTS='-u'</literal>. (Or you
can run <command>diff</command> yourself, if you prefer.)
</para>
diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index 1980fd63957..b632326e08d 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -1970,6 +1970,9 @@ regression_main(int argc, char *argv[], init_function ifunc, test_function tfunc
*/
ifunc();
+ if (getenv("PG_REGRESS_DIFF_OPTS"))
+ pretty_diff_opts = getenv("PG_REGRESS_DIFF_OPTS");
+
while ((c = getopt_long(argc, argv, "hV", long_options, &option_index)) != -1)
{
switch (c)