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(main): Save the value of errno since printf may modify it, use the

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saved errno everywhere.
This commit is contained in:
Ulrich Drepper 1997-03-21 20:25:54 +00:00
parent 5e9e4d273d
commit a91b462b62
1 changed files with 18 additions and 15 deletions

33
stdlib/tst-strtod.c

@ -1,4 +1,4 @@
/* Copyright (C) 1991, 1996 Free Software Foundation, Inc.
/* Copyright (C) 1991, 1996, 1997 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
@ -49,6 +49,7 @@ main (int argc, char ** argv)
register const struct ltest *lt;
char *ep;
int status = 0;
int save_errno;
for (lt = tests; lt->str != NULL; ++lt)
{
@ -56,30 +57,32 @@ main (int argc, char ** argv)
errno = 0;
d = strtod(lt->str, &ep);
printf("strtod(\"%s\") test %u",
save_errno = errno;
printf ("strtod (\"%s\") test %u",
lt->str, (unsigned int) (lt - tests));
if (d == lt->expect && *ep == lt->left && errno == lt->err)
puts("\tOK");
if (d == lt->expect && *ep == lt->left && save_errno == lt->err)
puts ("\tOK");
else
{
puts("\tBAD");
puts ("\tBAD");
if (d != lt->expect)
printf(" returns %.60g, expected %.60g\n", 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);
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));
if (save_errno != lt->err)
printf (" errno %d (%s) instead of %d (%s)\n",
save_errno, strerror (save_errno),
lt->err, strerror (lt->err));
status = 1;
}
}
exit(status ? EXIT_FAILURE : EXIT_SUCCESS);
exit (status ? EXIT_FAILURE : EXIT_SUCCESS);
}
static void
@ -87,11 +90,11 @@ expand (dst, c)
char *dst;
register int c;
{
if (isprint(c))
if (isprint (c))
{
dst[0] = c;
dst[1] = '\0';
}
else
(void) sprintf(dst, "%#.3o", (unsigned int) c);
(void) sprintf (dst, "%#.3o", (unsigned int) c);
}