You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
129 lines
3.0 KiB
129 lines
3.0 KiB
/*++
|
|
|
|
Copyright © Microsoft Corporation. All rights reserved.
|
|
|
|
Module Name:
|
|
|
|
SQL_TEST.CPP
|
|
|
|
Abstract:
|
|
|
|
Test driver for Level 1 Syntax QL Parser
|
|
|
|
Takes the filename of a file containing one or more WQL queries (one per
|
|
line). Writes the output to the console.
|
|
|
|
History:
|
|
|
|
23-Apr-99 Modified to improve output.
|
|
|
|
--*/
|
|
|
|
#include "precomp.h"
|
|
|
|
#include <genlex.h>
|
|
#include <sqllex.h>
|
|
#include <sql_1.h>
|
|
|
|
void xmain(int argc, char **argv)
|
|
{
|
|
if (argc < 2 || strchr(argv[1], '?') != NULL)
|
|
{
|
|
printf("Usage: ql_test WQL-query-file\n");
|
|
return;
|
|
}
|
|
|
|
int nLine = 1;
|
|
char buf[2048];
|
|
FILE *f = fopen(argv[1], "rt");
|
|
if (f == NULL)
|
|
{
|
|
printf("Usage: ql_test WQL-query-file\nError: cannot open file %s!\n", argv[1]);
|
|
return;
|
|
}
|
|
|
|
while (fgets(buf, 2048, f) != NULL)
|
|
{
|
|
// get rid of newline
|
|
char* ptr;
|
|
if ((ptr = strchr(buf, '\n')) != NULL)
|
|
{
|
|
*ptr = '\0';
|
|
}
|
|
|
|
// get start of text
|
|
ptr = buf;
|
|
while (*ptr == ' ')
|
|
{
|
|
ptr++;
|
|
}
|
|
|
|
// ignore blank lines
|
|
if (*ptr != '\0')
|
|
{
|
|
wchar_t buf2[2048];
|
|
MultiByteToWideChar(CP_ACP, 0, ptr, -1, buf2, 2048);
|
|
|
|
CTextLexSource src(buf2);
|
|
SQL1_Parser parser(&src);
|
|
SQL_LEVEL_1_RPN_EXPRESSION *pExp = NULL;
|
|
|
|
// get the class
|
|
wchar_t classbuf[128];
|
|
*classbuf = 0;
|
|
printf("----GetQueryClass----\n");
|
|
int nRes = parser.GetQueryClass(classbuf, 128);
|
|
if (nRes)
|
|
{
|
|
printf("ERROR %d: line %d, token %S\n",
|
|
nRes,
|
|
parser.CurrentLine(),
|
|
parser.CurrentToken()
|
|
);
|
|
goto ContinueRead;
|
|
}
|
|
printf("Query class is %S\n", classbuf);
|
|
|
|
// parse the full query
|
|
nRes = parser.Parse(&pExp);
|
|
|
|
if (nRes)
|
|
{
|
|
printf("ERROR %d: line %d, token %S\n",
|
|
nRes,
|
|
parser.CurrentLine(),
|
|
parser.CurrentToken()
|
|
);
|
|
//goto ContinueRead;
|
|
}
|
|
else
|
|
{
|
|
printf("No errors.\n");
|
|
}
|
|
|
|
// call Dump function to display the tokens
|
|
if (pExp)
|
|
{
|
|
pExp->Dump("CON");
|
|
}
|
|
|
|
ContinueRead:
|
|
delete pExp;
|
|
printf("%S\n", buf2);
|
|
printf("=================================================EOL %d=======================================================\n", nLine);
|
|
}
|
|
nLine++;
|
|
}
|
|
|
|
if (ferror(f) != 0)
|
|
{
|
|
printf("\nError: line %d", nLine);
|
|
}
|
|
|
|
fclose(f);
|
|
}
|
|
|
|
void main(int argc, char **argv)
|
|
{
|
|
xmain(argc, argv);
|
|
}
|