/* Copyright (C) 1991 Free Software Foundation, Inc.
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
+NOTE: The canonical source of this file is maintained with the GNU C Library.
+Bugs can be reported to bug-glibc@prep.ai.mit.edu.
- This program 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 General Public License for more details.
+This program is free software; you can redistribute it and/or modify it
+under the terms of the GNU General Public License as published by the
+Free Software Foundation; either version 2, or (at your option) any
+later version.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+This program 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 General Public License for more details.
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
-#include <sys/types.h>
+#include <ansidecl.h>
#include <errno.h>
-#ifndef errno
-extern int errno;
-#endif
-
-/* Don't include stdlib.h for non-GNU C libraries because some of them
- contain conflicting prototypes for getopt.
- This needs to come after some library #include
- to get __GNU_LIBRARY__ defined. */
-#ifdef __GNU_LIBRARY__
#include <stdlib.h>
-#else
-char *malloc ();
-#endif /* GNU C library. */
-
-#if defined(STDC_HEADERS) || defined(HAVE_STRING_H)
#include <string.h>
-#else
-#include <strings.h>
-#ifndef strchr
-#define strchr index
-#endif
-#ifndef memcpy
-#define memcpy(d, s, n) bcopy((s), (d), (n))
-#endif
-#endif
-
-#ifdef HAVE_UNISTD_H
#include <unistd.h>
-#endif
-#ifndef NULL
-#define NULL 0
+#ifndef HAVE_GNU_LD
+#define __environ environ
#endif
-extern char **environ;
-
/* Put STRING, which is of the form "NAME=VALUE", in the environment. */
int
-putenv (string)
- const char *string;
+DEFUN(putenv, (string), CONST char *string)
{
- char *name_end = strchr (string, '=');
+ CONST char *CONST name_end = strchr(string, '=');
register size_t size;
register char **ep;
if (name_end == NULL)
{
/* Remove the variable from the environment. */
- size = strlen (string);
- for (ep = environ; *ep != NULL; ++ep)
- if (!strncmp (*ep, string, size) && (*ep)[size] == '=')
+ size = strlen(string);
+ for (ep = __environ; *ep != NULL; ++ep)
+ if (!strncmp(*ep, string, size) && (*ep)[size] == '=')
{
while (ep[1] != NULL)
{
}
size = 0;
- for (ep = environ; *ep != NULL; ++ep)
- if (!strncmp (*ep, string, name_end - string) &&
+ for (ep = __environ; *ep != NULL; ++ep)
+ if (!strncmp(*ep, string, name_end - string) &&
(*ep)[name_end - string] == '=')
break;
else
if (*ep == NULL)
{
static char **last_environ = NULL;
- char **new_environ = (char **) malloc ((size + 2) * sizeof (char *));
+ char **new_environ = (char **) malloc((size + 2) * sizeof(char *));
if (new_environ == NULL)
return -1;
- memcpy ((char *) new_environ, (char *) environ, size * sizeof (char *));
+ (void) memcpy((PTR) new_environ, (PTR) __environ, size * sizeof(char *));
new_environ[size] = (char *) string;
new_environ[size + 1] = NULL;
if (last_environ != NULL)
- free ((char *) last_environ);
+ free((PTR) last_environ);
last_environ = new_environ;
- environ = new_environ;
+ __environ = new_environ;
}
else
*ep = (char *) string;
/* Copyright (C) 1991 Free Software Foundation, Inc.
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
+NOTE: The canonical source of this file is maintained with the GNU C Library.
+Bugs can be reported to bug-glibc@prep.ai.mit.edu.
- This program 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 General Public License for more details.
+This program is free software; you can redistribute it and/or modify it
+under the terms of the GNU General Public License as published by the
+Free Software Foundation; either version 2, or (at your option) any
+later version.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+This program 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 General Public License for more details.
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
-#ifdef HAVE_STRING_H
+#include <ansidecl.h>
#include <string.h>
-#else
-#include <strings.h>
-#ifndef strchr
-#define strchr index
-#endif
-#endif
+
/* Return the length of the maximum inital segment of S
which contains no characters from REJECT. */
-int
-strcspn (s, reject)
- register char *s;
- register char *reject;
+size_t
+DEFUN(strcspn, (s, reject),
+ register CONST char *s AND register CONST char *reject)
{
- register int count = 0;
+ register size_t count = 0;
while (*s != '\0')
- if (strchr (reject, *s++) == 0)
+ if (strchr(reject, *s++) == NULL)
++count;
else
return count;
/* Copyright (C) 1991, 1992 Free Software Foundation, Inc.
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
+NOTE: The canonical source of this file is maintained with the GNU C Library.
+Bugs can be reported to bug-glibc@prep.ai.mit.edu.
- This program 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 General Public License for more details.
+This program is free software; you can redistribute it and/or modify it
+under the terms of the GNU General Public License as published by the
+Free Software Foundation; either version 2, or (at your option) any
+later version.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+This program 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 General Public License for more details.
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+#include <ansidecl.h>
+#include <localeinfo.h>
#include <errno.h>
-#include <ctype.h>
-#include <math.h>
-
-#ifdef HAVE_FLOAT_H
#include <float.h>
-#else
-#define DBL_MAX 1.7976931348623159e+308
-#define DBL_MIN 2.2250738585072010e-308
-#endif
-
-#if STDC_HEADERS
+#include <ctype.h>
#include <stdlib.h>
#include <string.h>
-#else
-#define NULL 0
-extern int errno;
-#ifndef HUGE_VAL
-#define HUGE_VAL HUGE
-#endif
-#endif
+#include <math.h>
+
/* Convert NPTR to a double. If ENDPTR is not NULL, a pointer to the
character after the last one used in the number is put in *ENDPTR. */
double
-strtod (nptr, endptr)
- const char *nptr;
- char **endptr;
+DEFUN(strtod, (nptr, endptr), CONST char *nptr AND char **endptr)
{
- register const char *s;
+ register CONST char *s;
short int sign;
+ wchar_t decimal; /* Decimal point character. */
/* The number so far. */
double num;
- int got_dot; /* Found a decimal point. */
- int got_digit; /* Seen any digits. */
+ int got_dot; /* Found a decimal point. */
+ int got_digit; /* Seen any digits. */
/* The exponent of the number. */
long int exponent;
goto noconv;
}
+ /* Figure out the decimal point character. */
+ if (mbtowc(&decimal, _numeric_info->decimal_point, 1) <= 0)
+ decimal = (wchar_t) *_numeric_info->decimal_point;
+
s = nptr;
/* Eat whitespace. */
- while (isspace (*s))
+ while (isspace(*s))
++s;
/* Get the sign. */
if (got_dot)
--exponent;
}
- else if (!got_dot && *s == '.')
+ else if (!got_dot && (wchar_t) *s == decimal)
/* Record that we have found the decimal point. */
got_dot = 1;
else
if (!got_digit)
goto noconv;
- if (tolower (*s) == 'e')
+ if (tolower(*s) == 'e')
{
/* Get the exponent specified after the `e' or `E'. */
int save = errno;
errno = 0;
++s;
- exp = strtol (s, &end, 10);
+ exp = strtol(s, &end, 10);
if (errno == ERANGE)
{
/* The exponent overflowed a `long int'. It is probably a safe
if (exponent < 0)
{
- if (num < DBL_MIN * pow (10.0, (double) -exponent))
+ if (num < DBL_MIN * pow(10.0, (double) -exponent))
goto underflow;
}
else if (exponent > 0)
{
- if (num > DBL_MAX * pow (10.0, (double) -exponent))
+ if (num > DBL_MAX * pow(10.0, (double) -exponent))
goto overflow;
}
- num *= pow (10.0, (double) exponent);
+ num *= pow(10.0, (double) exponent);
return num * sign;
-overflow:
+ overflow:
/* Return an overflow error. */
errno = ERANGE;
return HUGE_VAL * sign;
-underflow:
+ underflow:
/* Return an underflow error. */
if (endptr != NULL)
*endptr = (char *) nptr;
errno = ERANGE;
return 0.0;
-noconv:
+ noconv:
/* There was no number. */
if (endptr != NULL)
*endptr = (char *) nptr;
projects / gnulib.git / commitdiff