/* Copyright (C) 1991 Free Software Foundation, Inc.
-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 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.
-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.
+ 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 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.
+ 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. */
-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_CONFIG_H
+#include <config.h>
+#endif
-#include <ansidecl.h>
+#include <sys/types.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 HAVE_GNU_LD
-#define __environ environ
+#ifndef NULL
+#define NULL 0
#endif
+extern char **environ;
+
/* Put STRING, which is of the form "NAME=VALUE", in the environment. */
int
-DEFUN(putenv, (string), CONST char *string)
+putenv (string)
+ const char *string;
{
- CONST char *CONST name_end = strchr(string, '=');
+ char *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;
- (void) memcpy((PTR) new_environ, (PTR) __environ, size * sizeof(char *));
+ memcpy ((char *) new_environ, (char *) environ, size * sizeof (char *));
new_environ[size] = (char *) string;
new_environ[size + 1] = NULL;
if (last_environ != NULL)
- free((PTR) last_environ);
+ free ((char *) last_environ);
last_environ = new_environ;
- __environ = new_environ;
+ environ = new_environ;
}
else
*ep = (char *) string;
/* Copyright (C) 1991 Free Software Foundation, Inc.
-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 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.
-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.
+ 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 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.
+ 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. */
-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_CONFIG_H
+#include <config.h>
+#endif
-#include <ansidecl.h>
+#ifdef HAVE_STRING_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. */
-size_t
-DEFUN(strcspn, (s, reject),
- register CONST char *s AND register CONST char *reject)
+int
+strcspn (s, reject)
+ register char *s;
+ register char *reject;
{
- register size_t count = 0;
+ register int count = 0;
while (*s != '\0')
- if (strchr(reject, *s++) == NULL)
+ if (strchr (reject, *s++) == 0)
++count;
else
return count;
/* Copyright (C) 1991, 1992 Free Software Foundation, Inc.
-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 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.
-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.
+ 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 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.
+ 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. */
-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_CONFIG_H
+#include <config.h>
+#endif
-#include <ansidecl.h>
-#include <localeinfo.h>
#include <errno.h>
-#include <float.h>
#include <ctype.h>
-#include <stdlib.h>
-#include <string.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 <stdlib.h>
+#include <string.h>
+#else
+#define NULL 0
+extern int errno;
+#ifndef HUGE_VAL
+#define HUGE_VAL HUGE
+#endif
+#endif
/* 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
-DEFUN(strtod, (nptr, endptr), CONST char *nptr AND char **endptr)
+strtod (nptr, endptr)
+ const char *nptr;
+ 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 && (wchar_t) *s == decimal)
+ else if (!got_dot && *s == '.')
/* 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