72 lines
1.6 KiB
C
72 lines
1.6 KiB
C
#include <qse/sed/stdsed.h>
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#include <qse/cmn/main.h>
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#include <qse/si/sio.h>
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#include "sed00.h"
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static int sed_main (int argc, qse_char_t* argv[])
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{
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qse_sed_t* sed = QSE_NULL;
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qse_sed_iostd_t in[2];
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qse_sed_iostd_t out;
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int ret = -1;
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if (argc != 3)
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{
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qse_fprintf (QSE_STDERR, QSE_T("USAGE: %s command-string input-string\n"), argv[0]);
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return -1;
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}
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/* create the sed object */
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sed = qse_sed_openstd (0, QSE_NULL);
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if (sed == QSE_NULL)
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{
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qse_fprintf (QSE_STDERR, QSE_T("ERROR: cannot open sed\n"));
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goto oops;
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}
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/* compile the command string */
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if (qse_sed_compstdstr (sed, argv[1]) <= -1)
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{
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qse_fprintf (QSE_STDERR, QSE_T("ERROR: %s\n"), qse_sed_geterrmsg(sed));
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goto oops;
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}
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/* arrange to use the second argument as input data */
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in[0].type = QSE_SED_IOSTD_STR;
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in[0].u.str.ptr = argv[2];
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in[0].u.str.len = qse_strlen (argv[2]);
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in[1].type = QSE_SED_IOSTD_NULL;
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/* indicate that the output should be placed in a
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* dynamically allocated memory chunk */
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out.type = QSE_SED_IOSTD_STR;
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/* execute the compiled command */
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if (qse_sed_execstd (sed, in, &out) <= -1)
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{
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qse_fprintf (QSE_STDERR, QSE_T("ERROR: %s\n"), qse_sed_geterrmsg(sed));
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goto oops;
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}
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/* access the output data produced */
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qse_printf (QSE_T("%.*s\n"), (int)out.u.str.len, out.u.str.ptr);
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/* free the output data */
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qse_sed_freemem (sed, out.u.str.ptr);
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oops:
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/* destroy the sed object */
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if (sed) qse_sed_close (sed);
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return ret;
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}
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int qse_main (int argc, qse_achar_t* argv[])
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{
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int x;
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qse_open_stdsios ();
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init_sed_sample_locale ();
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x = qse_run_main (argc, argv, sed_main);
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qse_close_stdsios ();
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return x;
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}
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