1 /* Copyright (C) 1991, 1992 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Library General Public License as
6 published by the Free Software Foundation; either version 2 of the
7 License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Library General Public License for more details.
14 You should have received a copy of the GNU Library General Public
15 License along with the GNU C Library; see the file COPYING.LIB. If
16 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
17 Cambridge, MA 02139, USA. */
21 #include </usr/include/stdio.h>
30 DEFUN(main
, (argc
, argv
), int argc AND
char **argv
)
33 FILE *in
= stdin
, *out
= stdout
;
35 if (argc
== 2 && !strcmp (argv
[1], "-opipe"))
37 out
= popen ("/bin/cat", "w");
40 perror ("popen: /bin/cat");
44 else if (argc
== 3 && !strcmp (argv
[1], "-ipipe"))
46 sprintf (buf
, "/bin/cat %s", argv
[2]);
47 in
= popen (buf
, "r");
53 "sscanf (\"thompson\", \"%%s\", name) == %d, name == \"%s\"\n",
54 sscanf ("thompson", "%s", name
),
58 fputs ("Testing scanf (vfscanf)\n", out
);
60 fputs ("Test 1:\n", out
);
65 n
= fscanf (in
, "%d%f%s", &i
, &x
, name
);
66 fprintf (out
, "n = %d, i = %d, x = %f, name = \"%.50s\"\n",
69 fprintf (out
, "Residual: \"%s\"\n", fgets (buf
, sizeof (buf
), in
));
70 fputs ("Test 2:\n", out
);
75 (void) fscanf (in
, "%2d%f%*d %[0123456789]", &i
, &x
, name
);
76 fprintf (out
, "i = %d, x = %f, name = \"%.50s\"\n", i
, x
, name
);
78 fprintf (out
, "Residual: \"%s\"\n", fgets (buf
, sizeof (buf
), in
));
79 fputs ("Test 3:\n", out
);
82 char units
[21], item
[21];
83 while (!feof (in
) && !ferror (in
))
87 units
[0] = item
[0] = '\0';
88 count
= fscanf (in
, "%f%20s of %20s", &quant
, units
, item
);
89 (void) fscanf (in
, "%*[^\n]");
90 fprintf (out
, "count = %d, quant = %f, item = %.21s, units = %.21s\n",
91 count
, quant
, item
, units
);
94 fprintf (out
, "Residual: \"%s\"\n", fgets (buf
, sizeof (buf
), in
));