1df930be7Sderaadt.\" Copyright (c) 1990, 1991 The Regents of the University of California. 2df930be7Sderaadt.\" All rights reserved. 3df930be7Sderaadt.\" 4df930be7Sderaadt.\" This code is derived from software contributed to Berkeley by 5df930be7Sderaadt.\" the American National Standards Committee X3, on Information 6df930be7Sderaadt.\" Processing Systems. 7df930be7Sderaadt.\" 8df930be7Sderaadt.\" Redistribution and use in source and binary forms, with or without 9df930be7Sderaadt.\" modification, are permitted provided that the following conditions 10df930be7Sderaadt.\" are met: 11df930be7Sderaadt.\" 1. Redistributions of source code must retain the above copyright 12df930be7Sderaadt.\" notice, this list of conditions and the following disclaimer. 13df930be7Sderaadt.\" 2. Redistributions in binary form must reproduce the above copyright 14df930be7Sderaadt.\" notice, this list of conditions and the following disclaimer in the 15df930be7Sderaadt.\" documentation and/or other materials provided with the distribution. 166580fee3Smillert.\" 3. Neither the name of the University nor the names of its contributors 17df930be7Sderaadt.\" may be used to endorse or promote products derived from this software 18df930be7Sderaadt.\" without specific prior written permission. 19df930be7Sderaadt.\" 20df930be7Sderaadt.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21df930be7Sderaadt.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22df930be7Sderaadt.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23df930be7Sderaadt.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24df930be7Sderaadt.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25df930be7Sderaadt.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26df930be7Sderaadt.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27df930be7Sderaadt.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28df930be7Sderaadt.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29df930be7Sderaadt.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30df930be7Sderaadt.\" SUCH DAMAGE. 31df930be7Sderaadt.\" 32*d32639f6Sjmc.\" $OpenBSD: atol.3,v 1.11 2022/09/11 06:38:11 jmc Exp $ 33df930be7Sderaadt.\" 34*d32639f6Sjmc.Dd $Mdocdate: September 11 2022 $ 35df930be7Sderaadt.Dt ATOL 3 36df930be7Sderaadt.Os 37df930be7Sderaadt.Sh NAME 38df930be7Sderaadt.Nm atol 39e34c0550Sschwarze.Nd convert ASCII string to long integer 40df930be7Sderaadt.Sh SYNOPSIS 4164d4e987Stedu.In stdlib.h 42df930be7Sderaadt.Ft long 43df930be7Sderaadt.Fn atol "const char *nptr" 44df930be7Sderaadt.Sh DESCRIPTION 45df930be7SderaadtThe 46df930be7Sderaadt.Fn atol 47df930be7Sderaadtfunction converts the initial portion of the string pointed to by 48c5a79f6dSaaron.Fa nptr 49df930be7Sderaadtto 50*d32639f6Sjmc.Vt long integer 51df930be7Sderaadtrepresentation. 52df930be7Sderaadt.Pp 53df930be7SderaadtIt is equivalent to: 54df930be7Sderaadt.Bd -literal -offset indent 55df930be7Sderaadtstrtol(nptr, (char **)NULL, 10); 56df930be7Sderaadt.Ed 57df930be7Sderaadt.Sh SEE ALSO 58df930be7Sderaadt.Xr atof 3 , 59df930be7Sderaadt.Xr atoi 3 , 603389e0d9Smillert.Xr atoll 3 , 61df930be7Sderaadt.Xr strtod 3 , 62df930be7Sderaadt.Xr strtol 3 , 63df930be7Sderaadt.Xr strtoul 3 64df930be7Sderaadt.Sh STANDARDS 65df930be7SderaadtThe 66df930be7Sderaadt.Fn atol 67b43b9088Saaronfunction conforms to 681b0e3e11Sschwarze.St -isoC-99 . 69