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authorTom Lane <tgl@sss.pgh.pa.us>2022-02-23 11:10:46 -0500
committerTom Lane <tgl@sss.pgh.pa.us>2022-02-23 11:10:46 -0500
commitbd74c4037c4ee268db46e983bcc0f1e0a9f7ab72 (patch)
treec203ad19d9e9751bbf6fc91ed37662e2bc9714d0 /src
parent0475a97f744d2fea3676b2e69405d20358eac07a (diff)
downloadpostgresql-bd74c4037c4ee268db46e983bcc0f1e0a9f7ab72.tar.gz
postgresql-bd74c4037c4ee268db46e983bcc0f1e0a9f7ab72.zip
Re-allow underscore as first character of custom GUC names.
Commit 3db826bd5 intended that valid_custom_variable_name's rules for valid identifiers match those of scan.l. However, I (tgl) had some kind of brain fade and put "_" in the wrong list. Fix by Japin Li, per bug #17415 from Daniel Polski. Discussion: https://postgr.es/m/17415-ebdb683d7e09a51c@postgresql.org
Diffstat (limited to 'src')
-rw-r--r--src/backend/utils/misc/guc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/backend/utils/misc/guc.c b/src/backend/utils/misc/guc.c
index e4afd07bfe1..bf7ec0d4666 100644
--- a/src/backend/utils/misc/guc.c
+++ b/src/backend/utils/misc/guc.c
@@ -5474,13 +5474,13 @@ valid_custom_variable_name(const char *name)
name_start = true;
}
else if (strchr("ABCDEFGHIJKLMNOPQRSTUVWXYZ"
- "abcdefghijklmnopqrstuvwxyz", *p) != NULL ||
+ "abcdefghijklmnopqrstuvwxyz_", *p) != NULL ||
IS_HIGHBIT_SET(*p))
{
/* okay as first or non-first character */
name_start = false;
}
- else if (!name_start && strchr("0123456789_$", *p) != NULL)
+ else if (!name_start && strchr("0123456789$", *p) != NULL)
/* okay as non-first character */ ;
else
return false;