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337 lines
7.3 KiB
C
337 lines
7.3 KiB
C
/* Copyright (C) 1991,92,96,97,98,99,2000,2001 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifdef BSD
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#include </usr/include/stdio.h>
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#else
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#include <stdio.h>
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#endif
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#include <stdlib.h>
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#include <string.h>
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int
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main (int argc, char **argv)
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{
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char buf[BUFSIZ];
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FILE *in = stdin, *out = stdout;
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int x;
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int result = 0;
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if (sscanf ("0", "%d", &x) != 1)
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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if (sscanf ("08905x", "%9[0-9]", buf) != 1
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|| strcmp (buf, "08905") != 0)
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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if (sscanf ("", "%10[a-z]", buf) != EOF)
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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sscanf ("conversion] Zero flag Ze]ro#\n", "%*[^]] %[^#]\n", buf);
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if (strcmp (buf, "] Zero flag Ze]ro") != 0)
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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if (argc == 2 && !strcmp (argv[1], "-opipe"))
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{
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out = popen ("/bin/cat", "w");
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if (out == NULL)
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{
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perror ("popen: /bin/cat");
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result = 1;
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}
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}
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else if (argc == 3 && !strcmp (argv[1], "-ipipe"))
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{
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sprintf (buf, "/bin/cat %s", argv[2]);
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in = popen (buf, "r");
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if (in == NULL)
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{
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perror ("popen: /bin/cat");
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result = 1;
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}
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}
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{
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char name[50];
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fprintf (out,
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"sscanf (\"thompson\", \"%%s\", name) == %d, name == \"%s\"\n",
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sscanf ("thompson", "%s", name),
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name);
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if (strcmp (name, "thompson") != 0)
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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}
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fputs ("Testing scanf (vfscanf)\n", out);
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fputs ("Test 1:\n", out);
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{
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int n, i;
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float x;
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char name[50];
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n = fscanf (in, "%d%f%s", &i, &x, name);
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fprintf (out, "n = %d, i = %d, x = %f, name = \"%.50s\"\n",
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n, i, x, name);
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if (n != 3 || i != 25 || x != 5.432F || strcmp (name, "thompson"))
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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}
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fprintf (out, "Residual: \"%s\"\n", fgets (buf, sizeof (buf), in));
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if (strcmp (buf, "\n"))
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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fputs ("Test 2:\n", out);
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{
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int i;
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float x;
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char name[50];
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(void) fscanf (in, "%2d%f%*d %[0123456789]", &i, &x, name);
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fprintf (out, "i = %d, x = %f, name = \"%.50s\"\n", i, x, name);
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if (i != 56 || x != 789.0F || strcmp (name, "56"))
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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}
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fprintf (out, "Residual: \"%s\"\n", fgets (buf, sizeof (buf), in));
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if (strcmp (buf, "a72\n"))
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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fputs ("Test 3:\n", out);
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{
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static struct {
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int count;
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float quant;
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const char *units;
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const char *item;
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} ok[] = {
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{ 3, 2.0F, "quarts", "oil" },
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{ 2, -12.8F, "degrees", "" },
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{ 0, 0.0F, "", "" },
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{ 3, 10.0F, "LBS", "fertilizer" },
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{ 3, 100.0F, "rgs", "energy" },
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{ -1, 0.0F, "", "" }};
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size_t rounds = 0;
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float quant;
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char units[21], item[21];
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while (!feof (in) && !ferror (in))
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{
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int count;
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if (rounds++ >= sizeof (ok) / sizeof (ok[0]))
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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quant = 0.0;
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units[0] = item[0] = '\0';
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count = fscanf (in, "%f%20s of %20s", &quant, units, item);
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(void) fscanf (in, "%*[^\n]");
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fprintf (out, "count = %d, quant = %f, item = %.21s, units = %.21s\n",
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count, quant, item, units);
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if (count != ok[rounds-1].count || quant != ok[rounds-1].quant
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|| strcmp (item, ok[rounds-1].item)
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|| strcmp (units, ok[rounds-1].units))
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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}
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}
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buf[0] = '\0';
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fprintf (out, "Residual: \"%s\"\n", fgets (buf, sizeof (buf), in));
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if (strcmp (buf, ""))
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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if (out != stdout)
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pclose (out);
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fputs ("Test 4:\n", out);
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{
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int res, val, n;
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res = sscanf ("-242", "%3o%n", &val, &n);
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printf ("res = %d, val = %d, n = %d\n", res, val, n);
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if (res != 1 || val != -20 || n != 3)
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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}
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fputs ("Test 5:\n", out);
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{
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double a = 0, b = 0;
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int res, n;
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res = sscanf ("1234567", "%3lg%3lg%n", &a, &b, &n);
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printf ("res = %d, a = %g, b = %g, n = %d\n", res, a, b, n);
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if (res != 2 || a != 123 || b != 456 || n != 6)
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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res = sscanf ("0", "%lg", &a);
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printf ("res = %d, a = %g\n", res, a);
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if (res != 1 || a != 0)
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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res = sscanf ("1e3", "%lg%n", &a, &n);
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printf ("res = %d, a = %g, n = %d\n", res, a, n);
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if (res != 1 || a != 1000 || n != 3)
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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}
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fputs ("Test 6:\n", stdout);
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{
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char *p = (char *) -1;
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int res;
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sprintf (buf, "%p", NULL);
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res = sscanf (buf, "%p", &p);
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printf ("sscanf (\"%s\", \"%%p\", &p) = %d, p == %p\n", buf, res, p);
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if (res != 1 || p != NULL)
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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}
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fputs ("Test 7:\n", stdout);
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{
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short a[2] = { -1, -1 };
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int res;
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res = sscanf ("32767 1234", "%hd %hd", &a[0], &a[1]);
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printf ("res = %d, a[0] = %d, a[1] = %d\n", res, a[0], a[1]);
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if (res != 2 || a[0] != 32767 || a[1] != 1234)
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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}
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fputs ("Test 8:\n", stdout);
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{
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double d = 123456.789;
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int res;
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res = sscanf ("0x1234", "%lf", &d);
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printf ("res = %d, d = %f\n", res, d);
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if (res != 0 || d != 123456.789)
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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}
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fputs ("Test 9:\n", stdout);
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{
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/* From PR libc/1313 reported by Ben Caradoc-Davies <bmcd@physics.otago.ac.nz>. */
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float value;
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int res;
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res = sscanf ("0123", "%2f", &value);
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if (res != 1 || value != 1.0)
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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}
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fputs ("Test 10:\n", stdout);
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{
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float value;
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int res;
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res = sscanf ("--", "%f", &value);
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if (res != 0)
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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}
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fputs ("Test 11:\n", stdout);
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{
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char uart[50];
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int res;
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res = sscanf ("uart:16550A tx:0", "uart:%31s tx:%*u", uart);
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if (res != 1)
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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}
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fputs ("Test 12:\n", stdout);
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{
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char uart[50];
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int res;
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res = sscanf ("uart:16550A", "uart:%31s tx:%*u", uart);
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if (res != 1)
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{
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fputs ("test failed!\n", stdout);
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result = 1;
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}
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}
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return result;
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}
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