<?php
// Функция печатает отформатированное сообщение об ошибке и
// отображает указатель на синтаксическую ошибку в SQL-операторе
function PrintReturncode ($exec_str) {
$err = Sesam_Diagnostic();
$colspan=4; // 4 cols for: sqlstate, errlin, errcol, rowcount
if ($err["errlin"] == -1)
--$colspan;
if ($err["errcol"] == -1)
--$colspan;
if ($err["rowcount"] == 0)
--$colspan;
echo "<TABLE BORDER>\n";
echo "<TR><TH COLSPAN=".$colspan."><FONT COLOR=red>ERROR:</FONT> ".
htmlspecialchars($err["errmsg"])."</TH></TR>\n";
if ($err["errcol"] >= 0) {
echo "<TR><TD COLSPAN=".$colspan."><PRE>\n";
$errstmt = $exec_str."\n";
for ($lin=0; $errstmt != ""; ++$lin) {
if ($lin != $err["errlin"]) { // $lin меньше или больше errlin
if (!($i = strchr ($errstmt, "\n")))
$i = "";
$line = substr ($errstmt, 0, strlen($errstmt)-strlen($i)+1);
$errstmt = substr($i, 1);
if ($line != "\n")
print htmlspecialchars ($line);
} else {
if (! ($i = strchr ($errstmt, "\n")))
$i = "";
$line = substr ($errstmt, 0, strlen ($errstmt)-strlen($i)+1);
$errstmt = substr($i, 1);
for ($col=0; $col < $err["errcol"]; ++$col)
echo (substr($line, $col, 1) == "\t") ? "\t" : ".";
echo "<FONT COLOR=RED><BLINK>\\</BLINK></FONT>\n";
print "<FONT COLOR=\"#880000\">".htmlspecialchars($line)."</FONT>";
for ($col=0; $col < $err["errcol"]; ++$col)
echo (substr ($line, $col, 1) == "\t") ? "\t" : ".";
echo "<FONT COLOR=RED><BLINK>/</BLINK></FONT>\n";
}
}
echo "</PRE></TD></TR>\n";
}
echo "<TR>\n";
echo " <TD>sqlstate=" . $err["sqlstate"] . "</TD>\n";
if ($err["errlin"] != -1)
echo " <TD>errlin=" . $err["errlin"] . "</TD>\n";
if ($err["errcol"] != -1)
echo " <TD>errcol=" . $err["errcol"] . "</TD>\n";
if ($err["rowcount"] != 0)
echo " <TD>rowcount=" . $err["rowcount"] . "</TD>\n";
echo "</TR>\n";
echo "</TABLE>\n";
}
if (!sesam_connect ("mycatalog", "phoneno", "otto"))
die ("cannot connect");
$stmt = "SELECT * FROM phone\n".
" WHERE@ LASTNAME='KRAEMER'\n".
" ORDER BY FIRSTNAME";
if (!($result = sesam_query ($stmt)))
PrintReturncode ($stmt);
?> |
