6 files changed, 110 insertions, 0 deletions
diff --git a/lib/ChangeLog b/lib/ChangeLog
index 863666ceb5..fc6a5ec987 100644
--- a/lib/ChangeLog
+++ b/lib/ChangeLog
@@ -1,5 +1,8 @@
 2004-03-30  Paul Eggert  <eggert@twinsun.com>
 
+	* imaxtostr.c, inttostr.c, inttostr.h, offtostr.c, umaxtostr.c:
+	New files.
+
 	* lib/cloexec.h, lib/cloexec.c (set_cloexec_flag): Return int
 	not bool, to be more consistent with Unix conventions.
 	Suggested by Bruno Haible.
diff --git a/lib/imaxtostr.c b/lib/imaxtostr.c
new file mode 100644
index 0000000000..5e87ad526f
--- /dev/null
+++ b/lib/imaxtostr.c
@@ -0,0 +1,3 @@
+#define inttostr imaxtostr
+#define inttype intmax_t
+#include "inttostr.c"
diff --git a/lib/inttostr.c b/lib/inttostr.c
new file mode 100644
index 0000000000..78a48af84c
--- /dev/null
+++ b/lib/inttostr.c
@@ -0,0 +1,49 @@
+/* inttostr.c -- convert integers to printable strings
+
+   Copyright (C) 2001 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.
+
+   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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+/* Written by Paul Eggert */
+
+#include "inttostr.h"
+
+/* Convert I to a printable string in BUF, which must be at least
+   INT_BUFSIZE_BOUND (INTTYPE) bytes long.  Return the address of the
+   printable string, which need not start at BUF.  */
+
+char *
+inttostr (inttype i, char *buf)
+{
+  char *p = buf + INT_STRLEN_BOUND (inttype);
+  *p = 0;
+
+  if (i < 0)
+    {
+      do
+	*--p = '0' - i % 10;
+      while ((i /= 10) != 0);
+
+      *--p = '-';
+    }
+  else
+    {
+      do
+	*--p = '0' + i % 10;
+      while ((i /= 10) != 0);
+    }
+
+  return p;
+}
diff --git a/lib/inttostr.h b/lib/inttostr.h
new file mode 100644
index 0000000000..de2b164f6b
--- /dev/null
+++ b/lib/inttostr.h
@@ -0,0 +1,49 @@
+/* inttostr.h -- convert integers to printable strings
+
+   Copyright (C) 2001, 2002, 2003 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.
+
+   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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+/* Written by Paul Eggert */
+
+#if HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#if HAVE_INTTYPES_H
+# include <inttypes.h>
+#endif
+
+#if HAVE_LIMITS_H
+# include <limits.h>
+#endif
+#ifndef CHAR_BIT
+# define CHAR_BIT 8
+#endif
+
+#if HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+
+/* Upper bound on the string length of an integer converted to string.
+   302 / 1000 is ceil (log10 (2.0)).  Subtract 1 for the sign bit;
+   add 1 for integer division truncation; add 1 more for a minus sign.  */
+#define INT_STRLEN_BOUND(t) ((sizeof (t) * CHAR_BIT - 1) * 302 / 1000 + 2)
+
+#define INT_BUFSIZE_BOUND(t) (INT_STRLEN_BOUND (t) + 1)
+
+char *offtostr (off_t, char *);
+char *imaxtostr (intmax_t, char *);
+char *umaxtostr (uintmax_t, char *);
diff --git a/lib/offtostr.c b/lib/offtostr.c
new file mode 100644
index 0000000000..45196e28a4
--- /dev/null
+++ b/lib/offtostr.c
@@ -0,0 +1,3 @@
+#define inttostr offtostr
+#define inttype off_t
+#include "inttostr.c"
diff --git a/lib/umaxtostr.c b/lib/umaxtostr.c
new file mode 100644
index 0000000000..4f49a7f8dd
--- /dev/null
+++ b/lib/umaxtostr.c
@@ -0,0 +1,3 @@
+#define inttostr umaxtostr
+#define inttype uintmax_t
+#include "inttostr.c"