/* itos.c -- Convert integer to string. */
-/* Copyright (C) 1998, Free Software Foundation, Inc.
+/* Copyright (C) 1998-2002 Free Software Foundation, Inc.
This file is part of GNU Bash, the Bourne Again SHell.
- Bash 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.
+ Bash 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 3 of the License, or
+ (at your option) any later version.
- Bash 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.
+ Bash 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 Bash; see the file COPYING. If not, write to the Free Software
- Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+ You should have received a copy of the GNU General Public License
+ along with Bash. If not, see <http://www.gnu.org/licenses/>.
+*/
-#include <config.h>
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
#if defined (HAVE_UNISTD_H)
# include <unistd.h>
#endif
-#include "bashansi.h"
+#include <bashansi.h>
#include "shell.h"
-/* Number of characters that can appear in a string representation
- of an integer. 32 is larger than the string rep of 2^^31 - 1. */
-#define MAX_INT_LEN 32
-
-/* Integer to string conversion. The caller passes the buffer and
- the size. This should check for buffer underflow, but currently
- does not. */
char *
inttostr (i, buf, len)
- int i;
+ intmax_t i;
char *buf;
- int len;
+ size_t len;
{
- char *p;
- int negative = 0;
- unsigned int ui;
-
- if (i < 0)
- {
- negative++;
- i = -i;
- }
+ return (fmtumax (i, 10, buf, len, 0));
+}
- ui = (unsigned int) i;
+/* Integer to string conversion. This conses the string; the
+ caller should free it. */
+char *
+itos (i)
+ intmax_t i;
+{
+ char *p, lbuf[INT_STRLEN_BOUND(intmax_t) + 1];
- p = buf + len - 2;
- p[1] = '\0';
+ p = fmtumax (i, 10, lbuf, sizeof(lbuf), 0);
+ return (savestring (p));
+}
- do
- *p-- = (ui % 10) + '0';
- while (ui /= 10);
+/* Integer to string conversion. This conses the string using strdup;
+ caller should free it and be prepared to deal with NULL return. */
+char *
+mitos (i)
+ intmax_t i;
+{
+ char *p, lbuf[INT_STRLEN_BOUND(intmax_t) + 1];
- if (negative)
- *p-- = '-';
+ p = fmtumax (i, 10, lbuf, sizeof(lbuf), 0);
+ return (strdup (p));
+}
- return (p + 1);
+char *
+uinttostr (i, buf, len)
+ uintmax_t i;
+ char *buf;
+ size_t len;
+{
+ return (fmtumax (i, 10, buf, len, FL_UNSIGNED));
}
/* Integer to string conversion. This conses the string; the
caller should free it. */
char *
-itos (i)
- int i;
+uitos (i)
+ uintmax_t i;
{
- char *p, lbuf[MAX_INT_LEN];
+ char *p, lbuf[INT_STRLEN_BOUND(uintmax_t) + 1];
- p = inttostr (i, lbuf, sizeof(lbuf));
+ p = fmtumax (i, 10, lbuf, sizeof(lbuf), FL_UNSIGNED);
return (savestring (p));
}