112 lines
2.3 KiB
C
112 lines
2.3 KiB
C
#include <qse/cmn/pio.h>
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#include <qse/utl/stdio.h>
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#include <string.h>
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#include <locale.h>
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#define R(f) \
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do { \
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qse_printf (QSE_T("== %s ==\n"), QSE_T(#f)); \
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if (f() == -1) return -1; \
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} while (0)
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static int pio1 (const qse_char_t* cmd, int oflags, qse_pio_hid_t rhid)
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{
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qse_pio_t* pio;
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pio = qse_pio_open (
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QSE_NULL,
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0,
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cmd,
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oflags
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);
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if (pio == QSE_NULL)
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{
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qse_printf (QSE_T("cannot open program through pipe\n"));
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return -1;
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}
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while (1)
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{
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qse_byte_t buf[128];
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/*qse_pio_canread (pio, QSE_PIO_ERR, 1000)*/
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qse_ssize_t n = qse_pio_read (pio, buf, sizeof(buf), rhid);
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if (n == 0) break;
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if (n < 0)
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{
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qse_printf (QSE_T("qse_pio_read() returned error\n"));
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break;
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}
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qse_printf (QSE_T("N===> %d\n"), (int)n);
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#ifdef QSE_CHAR_IS_MCHAR
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qse_printf (QSE_T("buf => [%.*s]\n"), (int)n, buf);
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#else
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qse_printf (QSE_T("buf => [%.*S]\n"), (int)n, buf);
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#endif
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}
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qse_pio_close (pio);
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return 0;
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}
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static int test1 (void)
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{
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return pio1 (QSE_T("ls -laF"), QSE_PIO_READOUT|QSE_PIO_WRITEIN|QSE_PIO_SHELL, QSE_PIO_OUT);
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}
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static int test2 (void)
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{
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return pio1 (QSE_T("ls -laF"), QSE_PIO_READERR|QSE_PIO_OUTTOERR|QSE_PIO_WRITEIN|QSE_PIO_SHELL, QSE_PIO_ERR);
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}
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static int test3 (void)
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{
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return pio1 (QSE_T("/bin/ls -laF"), QSE_PIO_READERR|QSE_PIO_OUTTOERR|QSE_PIO_WRITEIN, QSE_PIO_ERR);
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}
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static int test4 (void)
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{
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qse_pio_t* pio;
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pio = qse_pio_open (
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QSE_NULL,
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0,
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"ls -laF",
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QSE_PIO_READOUT|QSE_PIO_READERR|QSE_PIO_WRITEIN
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);
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if (pio == QSE_NULL)
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{
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qse_printf (QSE_T("cannot open program through pipe\n"));
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return -1;
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}
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{
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int status;
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sleep (5);
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qse_printf (QSE_T("waitpid...%d\n"), (int)waitpid (-1, &status, 0));
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}
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qse_pio_close (pio);
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}
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int main ()
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{
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setlocale (LC_ALL, "");
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qse_printf (QSE_T("--------------------------------------------------------------------------------\n"));
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qse_printf (QSE_T("Set the environment LANG to a Unicode locale such as UTF-8 if you see the illegal XXXXX errors. If you see such errors in Unicode locales, this program might be buggy. It is normal to see such messages in non-Unicode locales as it uses Unicode data\n"));
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qse_printf (QSE_T("--------------------------------------------------------------------------------\n"));
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R (test1);
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R (test2);
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R (test3);
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R (test4);
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return 0;
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}
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