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- /* Copyright (C) 1991 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>
- #include <ctype.h>
- #include <stdio.h>
- #include <stdlib.h>
- #include <errno.h>
- #include <string.h>
-
- struct ltest
- {
- CONST char *str; /* Convert this. */
- double expect; /* To get this. */
- char left; /* With this left over. */
- int err; /* And this in errno. */
- };
- static CONST struct ltest tests[] =
- {
- { "12.345", 12.345, '\0', 0 },
- { "12.345e19", 12.345e19, '\0', 0 },
- { "-.1e+9", -.1e+9, '\0', 0 },
- { ".125", .125, '\0', 0 },
- { "1e20", 1e20, '\0', 0 },
- { NULL, 0, '\0', 0 }
- };
-
- static void EXFUN(expand, (char *dst, int c));
-
- int
- DEFUN_VOID(main)
- {
- register CONST struct ltest *lt;
- char *ep;
- int status = 0;
-
- for (lt = tests; lt->str != NULL; ++lt)
- {
- double d;
-
- errno = 0;
- d = strtod(lt->str, &ep);
- printf("strtod(\"%s\") test %u",
- lt->str, (unsigned int) (lt - tests));
- if (d == lt->expect && *ep == lt->left && errno == lt->err)
- puts("\tOK");
- else
- {
- puts("\tBAD");
- if (d != lt->expect)
- printf(" returns %.60g, expected %.60g\n", d, lt->expect);
- if (lt->left != *ep)
- {
- char exp1[5], exp2[5];
- expand(exp1, *ep);
- expand(exp2, lt->left);
- printf(" leaves '%s', expected '%s'\n", exp1, exp2);
- }
- if (errno != lt->err)
- printf(" errno %d (%s) instead of %d (%s)\n",
- errno, strerror(errno), lt->err, strerror(lt->err));
- status = 1;
- }
- }
-
- exit(status ? EXIT_FAILURE : EXIT_SUCCESS);
- }
-
- static void
- DEFUN(expand, (dst, c), register char *dst AND register int c)
- {
- if (isprint(c))
- {
- dst[0] = c;
- dst[1] = '\0';
- }
- else
- (void) sprintf(dst, "%#.3o", (unsigned int) c);
- }
-