about summary refs log tree commit diff
path: root/stdio-common/tstscanf.c
diff options
context:
space:
mode:
Diffstat (limited to 'stdio-common/tstscanf.c')
-rw-r--r--stdio-common/tstscanf.c100
1 files changed, 100 insertions, 0 deletions
diff --git a/stdio-common/tstscanf.c b/stdio-common/tstscanf.c
new file mode 100644
index 0000000000..53d4b0ac47
--- /dev/null
+++ b/stdio-common/tstscanf.c
@@ -0,0 +1,100 @@
+/* Copyright (C) 1991, 1992 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+#ifdef	BSD
+#include </usr/include/stdio.h>
+#else
+#include <stdio.h>
+#endif
+#include <stdlib.h>
+#include <string.h>
+
+
+int
+DEFUN(main, (argc, argv), int argc AND char **argv)
+{
+  char buf[BUFSIZ];
+  FILE *in = stdin, *out = stdout;
+
+  if (argc == 2 && !strcmp (argv[1], "-opipe"))
+    {
+      out = popen ("/bin/cat", "w");
+      if (out == NULL)
+	{
+	  perror ("popen: /bin/cat");
+	  exit (EXIT_FAILURE);
+	}
+    }
+  else if (argc == 3 && !strcmp (argv[1], "-ipipe"))
+    {
+      sprintf (buf, "/bin/cat %s", argv[2]);
+      in = popen (buf, "r");
+    }
+
+  {
+    char name[50];
+    fprintf (out,
+	     "sscanf (\"thompson\", \"%%s\", name) == %d, name == \"%s\"\n",
+	     sscanf ("thompson", "%s", name),
+	     name);
+  }
+
+  fputs ("Testing scanf (vfscanf)\n", out);
+
+  fputs ("Test 1:\n", out);
+  {
+    int n, i;
+    float x;
+    char name[50];
+    n = fscanf (in, "%d%f%s", &i, &x, name);
+    fprintf (out, "n = %d, i = %d, x = %f, name = \"%.50s\"\n",
+	     n, i, x, name);
+  }
+  fprintf (out, "Residual: \"%s\"\n", fgets (buf, sizeof (buf), in));
+  fputs ("Test 2:\n", out);
+  {
+    int i;
+    float x;
+    char name[50];
+    (void) fscanf (in, "%2d%f%*d %[0123456789]", &i, &x, name);
+    fprintf (out, "i = %d, x = %f, name = \"%.50s\"\n", i, x, name);
+  }
+  fprintf (out, "Residual: \"%s\"\n", fgets (buf, sizeof (buf), in));
+  fputs ("Test 3:\n", out);
+  {
+    float quant;
+    char units[21], item[21];
+    while (!feof (in) && !ferror (in))
+      {
+	int count;
+	quant = 0.0;
+	units[0] = item[0] = '\0';
+	count = fscanf (in, "%f%20s of %20s", &quant, units, item);
+	(void) fscanf (in, "%*[^\n]");
+	fprintf (out, "count = %d, quant = %f, item = %.21s, units = %.21s\n",
+		 count, quant, item, units);
+      }
+  }
+  fprintf (out, "Residual: \"%s\"\n", fgets (buf, sizeof (buf), in));
+
+  if (out != stdout)
+    pclose (out);
+
+  exit(EXIT_SUCCESS);
+}