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Replace direct fprintf(stderr) calls by write_stderr(), and cause this

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routine to do something appropriate on Win32.  Also, add a security check
on Win32 that parallels the can't-run-as-root check on Unix.

Magnus Hagander
This commit is contained in:
Tom Lane
2004-06-24 21:03:42 +00:00
parent b5b9e33564
commit b15f9b08ef
13 changed files with 319 additions and 102 deletions
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36
src/backend/utils/error/elog.c
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@ -37,7 +37,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/error/elog.c,v 1.141 2004/06/21 14:12:38 tgl Exp $
* $PostgreSQL: pgsql/src/backend/utils/error/elog.c,v 1.142 2004/06/24 21:03:13 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -1765,3 +1765,37 @@ append_with_tabs(StringInfo buf, const char *str)
appendStringInfoCharMacro(buf, '\t');
}
}
/*
* Write errors to stderr (or by equal means when stderr is
* not available). Used before ereport/elog can be used
* safely (memory context, GUC load etc)
*/
void
write_stderr(const char *fmt,...)
{
va_list ap;
fmt = gettext(fmt);
va_start(ap, fmt);
#ifndef WIN32
/* On Unix, we just fprintf to stderr */
vfprintf(stderr, fmt, ap);
#else
/* On Win32, we print to stderr if running on a console, or write to
* eventlog if running as a service */
if (pgwin32_is_service()) /* Running as a service */
{
char errbuf[2048]; /* Arbitrary size? */
vsnprintf(errbuf, sizeof(errbuf), fmt, ap);
write_eventlog(EVENTLOG_ERROR_TYPE, errbuf);
}
else /* Not running as service, write to stderr */
vfprintf(stderr, fmt, ap);
#endif
va_end(ap);
}