qse/qse/samples/awk/awk09.c

109 lines
2.3 KiB
C

/*
* $Id$
*
Copyright 2006-2009 Chung, Hyung-Hwan.
This file is part of QSE.
QSE is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation, either version 3 of
the License, or (at your option) any later version.
QSE is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with QSE. If not, see <http://www.gnu.org/licenses/>.
*/
#include <qse/awk/std.h>
#include <qse/cmn/stdio.h>
/* this sample produces 8 text files containing multiplication chart. */
const qse_char_t* src = QSE_T(
"BEGIN {"
" for (i=2;i<=9;i++)"
" {"
" print \"OFILENAME:\" OFILENAME;"
" for (j=1;j<=9;j++)"
" print i \"*\" j \"=\" i * j;"
" nextofile;"
" }"
"}"
);
int main ()
{
qse_awk_t* awk = QSE_NULL;
qse_awk_rtx_t* rtx = QSE_NULL;
qse_awk_val_t* retv;
qse_awk_parsestd_in_t psin;
int ret = -1;
const qse_char_t* output_files[] =
{
QSE_T("awk09.out.2"),
QSE_T("awk09.out.3"),
QSE_T("awk09.out.4"),
QSE_T("awk09.out.5"),
QSE_T("awk09.out.6"),
QSE_T("awk09.out.7"),
QSE_T("awk09.out.8"),
QSE_T("awk09.out.9"),
QSE_NULL
};
awk = qse_awk_openstd (0);
if (awk == QSE_NULL)
{
qse_fprintf (QSE_STDERR, QSE_T("ERROR: cannot open awk\n"));
goto oops;
}
qse_awk_setoption (awk, qse_awk_getoption(awk) | QSE_AWK_NEXTOFILE);
psin.type = QSE_AWK_PARSESTD_CP;
psin.u.cp = src;
if (qse_awk_parsestd (awk, &psin, QSE_NULL) <= -1)
{
qse_fprintf (QSE_STDERR, QSE_T("ERROR: %s\n"),
qse_awk_geterrmsg(awk));
goto oops;
}
rtx = qse_awk_rtx_openstd (
awk,
0,
QSE_T("awk09"),
QSE_NULL, /* stdin */
output_files
);
if (rtx == QSE_NULL)
{
qse_fprintf (QSE_STDERR, QSE_T("ERROR: %s\n"),
qse_awk_geterrmsg(awk));
goto oops;
}
retv = qse_awk_rtx_loop (rtx);
if (retv == QSE_NULL)
{
qse_fprintf (QSE_STDERR, QSE_T("ERROR: %s\n"),
qse_awk_rtx_geterrmsg(rtx));
goto oops;
}
qse_awk_rtx_refdownval (rtx, retv);
ret = 0;
oops:
if (rtx != QSE_NULL) qse_awk_rtx_close (rtx);
if (awk != QSE_NULL) qse_awk_close (awk);
return ret;
}