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improved cmd/sed/sed.c

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This commit is contained in:
hyung-hwan
2009-09-09 01:05:48 +00:00
parent faf8d996db
commit 2a9fabebb6
4 changed files with 292 additions and 143 deletions
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72
qse/cmd/sed/sed.c
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@ -21,6 +21,7 @@
#include <qse/cmn/mem.h>
#include <qse/cmn/chr.h>
#include <qse/cmn/opt.h>
#include <qse/cmn/sio.h>
#include <qse/cmn/misc.h>
#include <qse/cmn/stdio.h>
#include <qse/cmn/main.h>
@ -36,44 +37,38 @@ static qse_ssize_t in (
switch (cmd)
{
case QSE_SED_IO_OPEN:
if (arg->path == QSE_NULL ||
arg->path[0] == QSE_T('\0'))
{
const qse_char_t* file;
if (arg->path == QSE_NULL || arg->path[0] == QSE_T('\0'))
{
if (g_infile)
{
arg->handle = qse_fopen (g_infile, QSE_T("r"));
if (arg->handle == QSE_NULL)
{
qse_cstr_t errarg;
errarg.ptr = g_infile;
errarg.len = qse_strlen(g_infile);
qse_sed_seterror (sed, QSE_SED_EIOFIL, &errarg, QSE_NULL);
return -1;
}
}
else arg->handle = QSE_STDIN;
file = (g_infile == QSE_NULL)? QSE_NULL: g_infile;
}
else file = arg->path;
if (file == QSE_NULL) arg->handle = qse_sio_in;
else
{
arg->handle = qse_fopen (arg->path, QSE_T("r"));
arg->handle = qse_sio_open (
qse_sed_getmmgr(sed),
0,
file,
QSE_SIO_READ
);
if (arg->handle == QSE_NULL) return -1;
}
return 1;
}
case QSE_SED_IO_CLOSE:
if (arg->handle != QSE_STDIN)
qse_fclose (arg->handle);
if (arg->handle != qse_sio_in) qse_sio_close (arg->handle);
return 0;
case QSE_SED_IO_READ:
{
qse_cint_t c;
/* TODO: read more characters */
c = qse_fgetc (arg->handle);
if (c == QSE_CHAR_EOF) return 0;
buf[0] = c;
return 1;
}
return qse_sio_getsn (arg->handle, buf, size);
default:
return -1;
@ -86,30 +81,31 @@ static qse_ssize_t out (
switch (cmd)
{
case QSE_SED_IO_OPEN:
if (arg->path == QSE_NULL ||
arg->path[0] == QSE_T('\0'))
if (arg->path == QSE_NULL || arg->path[0] == QSE_T('\0'))
{
arg->handle = QSE_STDOUT;
arg->handle = qse_sio_out;
}
else
{
arg->handle = qse_fopen (arg->path, QSE_T("w"));
arg->handle = qse_sio_open (
qse_sed_getmmgr(sed),
0,
arg->path,
QSE_SIO_WRITE |
QSE_SIO_CREATE |
QSE_SIO_TRUNCATE
);
if (arg->handle == QSE_NULL) return -1;
}
return 1;
case QSE_SED_IO_CLOSE:
if (arg->handle != QSE_STDOUT)
qse_fclose (arg->handle);
if (arg->handle != qse_sio_out) qse_sio_close (arg->handle);
return 0;
case QSE_SED_IO_WRITE:
{
qse_size_t i = 0;
for (i = 0; i < len; i++)
qse_fputc (data[i], arg->handle);
return len;
}
return qse_sio_putsn (arg->handle, data, len);
default:
return -1;