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Fix bugs in plpgsql and ecpg caused by assuming that isspace() would only

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return true for exactly the characters treated as whitespace by their flex
scanners.  Per report from Victor Snezhko and subsequent investigation.

Also fix a passel of unsafe usages of <ctype.h> functions, that is, ye olde
char-vs-unsigned-char issue.  I won't miss <ctype.h> when we are finally
able to stop using it.
This commit is contained in:
Tom Lane
2006-09-22 21:39:58 +00:00
parent 6d0efd3a09
commit beca984e5f
19 changed files with 112 additions and 61 deletions
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6
src/backend/utils/misc/guc.c
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@ -10,7 +10,7 @@
* Written by Peter Eisentraut <peter_e@gmx.net>.
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/misc/guc.c,v 1.351 2006/09/22 17:41:21 petere Exp $
* $PostgreSQL: pgsql/src/backend/utils/misc/guc.c,v 1.352 2006/09/22 21:39:57 tgl Exp $
*
*--------------------------------------------------------------------
*/
@ -6155,7 +6155,7 @@ assign_custom_variable_classes(const char *newval, bool doit, GucSource source)
initStringInfo(&buf);
while ((c = *cp++) != 0)
{
if (isspace(c))
if (isspace((unsigned char) c))
{
if (symLen > 0)
hasSpaceAfterToken = true;
@ -6173,7 +6173,7 @@ assign_custom_variable_classes(const char *newval, bool doit, GucSource source)
continue;
}
if (hasSpaceAfterToken || !isalnum(c))
if (hasSpaceAfterToken || !isalnum((unsigned char) c))
{
/*
* Syntax error due to token following space after token or non