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-rw-r--r--posix/tst-boost.c227
1 files changed, 227 insertions, 0 deletions
diff --git a/posix/tst-boost.c b/posix/tst-boost.c
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+/* Regular expression tests.
+   Copyright (C) 2003 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <sys/types.h>
+#include <mcheck.h>
+#include <regex.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+void
+frob_escapes (char *src, int pattern)
+{
+  char *dst;
+
+  for (dst = src; *src != '\0'; dst++, src++)
+    {
+      if (*src == '\\')
+	{
+	  switch (src[1])
+	    {
+	    case 't':
+	      src++;
+	      *dst = '\t';
+	      continue;
+	    case 'n':
+	      src++;
+	      *dst = '\n';
+	      continue;
+	    case 'r':
+	      src++;
+	      *dst = '\r';
+	      continue;
+	    case '\\':
+	    case '^':
+	    case '{':
+	    case '|':
+	    case '}':
+	      if (!pattern)
+		{
+		  src++;
+		  *dst = *src;
+		  continue;
+		}
+	      break;
+	    }
+	}
+      if (src != dst)
+	*dst = *src;
+    }
+  *dst = '\0';
+}
+
+int
+main (int argc, char **argv)
+{
+  int ret = 0, n;
+  char *line = NULL;
+  size_t line_len = 0;
+  ssize_t len;
+  FILE *f;
+  char *pattern, *string;
+  int flags = REG_EXTENDED;
+  int eflags = 0;
+  regex_t re;
+  regmatch_t rm[20];
+
+  mtrace ();
+
+  if (argc < 2)
+    {
+      fprintf (stderr, "Missing test filename\n");
+      return 1;
+    }
+
+  f = fopen (argv[1], "r");
+  if (f == NULL)
+    {
+      fprintf (stderr, "Couldn't open %s\n", argv[1]);
+      return 1;
+    }
+
+  while ((len = getline (&line, &line_len, f)) > 0)
+    {
+      char *p, *q;
+      int i;
+
+      if (line[len - 1] == '\n')
+	line[--len] = '\0';
+
+      puts (line);
+
+      if (line[0] == ';')
+	continue;
+
+      if (line[0] == '\0')
+	continue;
+
+      if (line[0] == '-')
+	{
+	  if (strstr (line, "REG_BASIC"))
+	    flags = 0;
+	  else
+	    flags = REG_EXTENDED;
+	  if (strstr (line, "REG_ICASE"))
+	    flags |= REG_ICASE;
+	  if (strstr (line, "REG_NEWLINE"))
+	    flags |= REG_NEWLINE;
+	  eflags = 0;
+	  if (strstr (line, "REG_NOTBOL"))
+	    eflags |= REG_NOTBOL;
+	  if (strstr (line, "REG_NOTEOL"))
+	    eflags |= REG_NOTEOL;
+	  continue;
+	}
+
+      pattern = line + strspn (line, " \t");
+      if (*pattern == '\0')
+	continue;
+      p = pattern + strcspn (pattern, " \t");
+      if (*p == '\0')
+	continue;
+      *p++ = '\0';
+
+      string = p + strspn (p, " \t");
+      if (*string == '\0')
+	continue;
+      if (*string == '"')
+	{
+	  string++;
+	  p = strchr (string, '"');
+	  if (p == NULL)
+	    continue;
+	  *p++ = '\0';
+	}
+      else
+	{
+	  p = string + strcspn (string, " \t");
+	  if (*string == '!')
+	    string = NULL;
+	  else if (*p == '\0')
+	    continue;
+	  else
+	    *p++ = '\0';
+	}
+
+      frob_escapes (pattern, 1);
+      if (string != NULL)
+	frob_escapes (string, 0);
+
+      n = regcomp (&re, pattern, flags);
+      if (n != 0)
+	{
+	  if (string != NULL)
+	    {
+	      char buf[500];
+	      regerror (n, &re, buf, sizeof (buf));
+	      printf ("FAIL regcomp unexpectedly failed: %s\n",
+		      buf);
+	      ret = 1;
+	    }
+	  continue;
+	}
+      else if (string == NULL)
+	{
+	  regfree (&re);
+	  puts ("FAIL regcomp unpexpectedly succeeded");
+	  ret = 1;
+	  continue;
+	}
+
+      if (regexec (&re, string, 20, rm, eflags))
+	{
+	  for (i = 0; i < 20; ++i)
+	    {
+	      rm[i].rm_so = -1;
+	      rm[i].rm_eo = -1;
+	    }
+	}
+
+      regfree (&re);
+
+      for (i = 0; i < 20 && *p != '\0'; ++i)
+	{
+	  int rm_so, rm_eo;
+
+	  rm_so = strtol (p, &q, 10);
+	  if (p == q)
+	    break;
+	  p = q;
+
+	  rm_eo = strtol (p, &q, 10);
+	  if (p == q)
+	    break;
+	  p = q;
+
+	  if (rm[i].rm_so != rm_so || rm[i].rm_eo != rm_eo)
+	    {
+	      printf ("FAIL rm[%d] %d..%d != expected %d..%d\n",
+		      i, rm[i].rm_so, rm[i].rm_eo, rm_so, rm_eo);
+	      ret = 1;
+	      break;
+	    }
+	}
+    }
+
+  free (line);
+  fclose (f);
+  return ret;
+}