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-rw-r--r--string/stratcliff.c152
-rw-r--r--string/strsignal.c13
2 files changed, 159 insertions, 6 deletions
diff --git a/string/stratcliff.c b/string/stratcliff.c
new file mode 100644
index 0000000000..5f6a467c15
--- /dev/null
+++ b/string/stratcliff.c
@@ -0,0 +1,152 @@
+#define _GNU_SOURCE 1
+#include <errno.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/mman.h>
+#include <sys/param.h>
+
+#ifndef MAX
+#define MAX(a, b) ((a) > (b) ? (a) : (b))
+#endif
+
+int
+main (int argc, char *argv[])
+{
+  size_t size = sysconf (_SC_PAGESIZE);
+  char *adr;
+  int result = 0;
+
+  adr = (char *) mmap (NULL, size, PROT_READ|PROT_WRITE,
+                       MAP_PRIVATE|MAP_ANONYMOUS, -1, 0);
+  if (adr == NULL)
+    {
+      if (errno == ENOSYS)
+        puts ("No test, mmap not available.");
+      else
+        {
+          printf ("mmaping failed: %m");
+          result = 1;
+        }
+    }
+  else
+    {
+      char dest[size];
+      int inner, middle, outer;
+
+      memset (adr, 'T', size);
+
+      /* strlen test */
+      for (outer = size - 1; outer >= MAX (0, size - 128); --outer)
+        {
+          for (inner = MAX (outer, size - 64); inner < size; ++inner)
+	    {
+	      adr[inner] = '\0';
+
+	      if (strlen (&adr[outer]) != inner - outer)
+		{
+		  printf ("strlen flunked for outer = %d, inner = %d\n",
+			  outer, inner);
+		  result = 1;
+		}
+
+	      adr[inner] = 'T';
+	    }
+        }
+
+      /* strchr test */
+      for (outer = size - 1; outer >= MAX (0, size - 128); --outer)
+        {
+	  for (middle = MAX (outer, size - 64); middle < size; ++middle)
+	    {
+	      for (inner = middle; inner < size; ++inner)
+		{
+		  char *cp;
+		  adr[middle] = 'V';
+		  adr[inner] = '\0';
+
+		  cp = strchr (&adr[outer], 'V');
+
+		  if ((inner == middle && cp != NULL)
+		      || (inner != middle
+			  && (cp - &adr[outer]) != middle - outer))
+		    {
+		      printf ("strchr flunked for outer = %d, middle = %d, "
+			      "inner = %d\n", outer, middle, inner);
+		      result = 1;
+		    }
+
+		  adr[inner] = 'T';
+		  adr[middle] = 'T';
+		}
+	    }
+        }
+
+      /* strrchr test */
+      for (outer = size - 1; outer >= MAX (0, size - 128); --outer)
+        {
+	  for (middle = MAX (outer, size - 64); middle < size; ++middle)
+	    {
+	      for (inner = middle; inner < size; ++inner)
+		{
+		  char *cp;
+		  adr[middle] = 'V';
+		  adr[inner] = '\0';
+
+		  cp = strrchr (&adr[outer], 'V');
+
+		  if ((inner == middle && cp != NULL)
+		      || (inner != middle
+			  && (cp - &adr[outer]) != middle - outer))
+		    {
+		      printf ("strrchr flunked for outer = %d, middle = %d, "
+			      "inner = %d\n", outer, middle, inner);
+		      result = 1;
+		    }
+
+		  adr[inner] = 'T';
+		  adr[middle] = 'T';
+		}
+	    }
+        }
+
+      /* strcpy test */
+      for (outer = size - 1; outer >= MAX (0, size - 128); --outer)
+        {
+          for (inner = MAX (outer, size - 64); inner < size; ++inner)
+	    {
+	      adr[inner] = '\0';
+
+	      if (strcpy (dest, &adr[outer]) != dest
+		  || strlen (dest) != inner - outer)
+		{
+		  printf ("strcpy flunked for outer = %d, inner = %d\n",
+			  outer, inner);
+		  result = 1;
+		}
+
+	      adr[inner] = 'T';
+	    }
+        }
+
+      /* stpcpy test */
+      for (outer = size - 1; outer >= MAX (0, size - 128); --outer)
+        {
+          for (inner = MAX (outer, size - 64); inner < size; ++inner)
+	    {
+	      adr[inner] = '\0';
+
+	      if ((stpcpy (dest, &adr[outer]) - dest) != inner - outer)
+		{
+		  printf ("stpcpy flunked for outer = %d, inner = %d\n",
+			  outer, inner);
+		  result = 1;
+		}
+
+	      adr[inner] = 'T';
+	    }
+        }
+    }
+
+  return result;
+}
diff --git a/string/strsignal.c b/string/strsignal.c
index 3a0c6b2e2f..a700a9f804 100644
--- a/string/strsignal.c
+++ b/string/strsignal.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1994, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1994, 1995, 1996 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
@@ -16,7 +16,6 @@ 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>
 #include <signal.h>
 #include <stdio.h>
 #include <string.h>
@@ -27,14 +26,16 @@ Cambridge, MA 02139, USA.  */
 #endif
 
 /* Defined in siglist.c.  */
-extern CONST char *CONST _sys_siglist[];
+extern const char *const _sys_siglist[];
 
 
 /* Return a string describing the meaning of the signal number SIGNUM.  */
 char *
-DEFUN(strsignal, (signum), int signum)
+strsignal (int signum)
 {
-  if (signum < 0 || signum > NSIG)
+  const char *desc;
+
+  if (signum < 0 || signum > NSIG || (desc = _sys_siglist[signum]) == NULL)
     {
       static char buf[512];
       int len = __snprintf (buf, sizeof buf, _("Unknown signal %d"), signum);
@@ -44,5 +45,5 @@ DEFUN(strsignal, (signum), int signum)
       return buf;
     }
 
-  return (char *) _(_sys_siglist[signum]);
+  return (char *) _(desc);
 }