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1 | .\" Copyright (c) 1990, 1991, 1993 |
2 | .\" The Regents of the University of California. All rights reserved. | |
32d993b1 | 3 | .\" |
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4 | .\" This code is derived from software contributed to Berkeley by |
5 | .\" the American National Standards Committee X3, on Information | |
6 | .\" Processing Systems. | |
32d993b1 | 7 | .\" |
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8 | .\" Redistribution and use in source and binary forms, with or without |
9 | .\" modification, are permitted provided that the following conditions | |
10 | .\" are met: | |
11 | .\" 1. Redistributions of source code must retain the above copyright | |
12 | .\" notice, this list of conditions and the following disclaimer. | |
13 | .\" 2. Redistributions in binary form must reproduce the above copyright | |
14 | .\" notice, this list of conditions and the following disclaimer in the | |
15 | .\" documentation and/or other materials provided with the distribution. | |
16 | .\" 3. All advertising materials mentioning features or use of this software | |
17 | .\" must display the following acknowledgement: | |
18 | .\" This product includes software developed by the University of | |
19 | .\" California, Berkeley and its contributors. | |
20 | .\" 4. Neither the name of the University nor the names of its contributors | |
21 | .\" may be used to endorse or promote products derived from this software | |
22 | .\" without specific prior written permission. | |
23 | .\" | |
24 | .\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
25 | .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
26 | .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
27 | .\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
28 | .\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
29 | .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
30 | .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
31 | .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
32 | .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
33 | .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
34 | .\" SUCH DAMAGE. | |
32d993b1 | 35 | .\" |
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36 | .\" @(#)atol.3 8.1 (Berkeley) 6/4/93 |
37 | .\" | |
38 | .Dd June 4, 1993 | |
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39 | .Dt ATOL 3 |
40 | .Os | |
41 | .Sh NAME | |
42 | .Nm atol | |
43 | .Nd convert | |
44 | .Tn ASCII | |
45 | string to long integer | |
46 | .Sh SYNOPSIS | |
47 | .Fd #include <stdlib.h> | |
48 | .Ft long | |
49 | .Fn atol "const char *nptr" | |
50 | .Sh DESCRIPTION | |
32d993b1 | 51 | The |
ae59e04c | 52 | .Fn atol |
32d993b1 | 53 | function converts the initial portion of the string pointed to by |
ae59e04c | 54 | .Ar nptr |
32d993b1 | 55 | to |
ae59e04c | 56 | .Em long integer |
32d993b1 | 57 | representation. |
ae59e04c | 58 | .Pp |
32d993b1 | 59 | It is equivalent to: |
ae59e04c | 60 | .Bd -literal -offset indent |
32d993b1 | 61 | strtol(nptr, (char **)NULL, 10); |
ae59e04c CL |
62 | .Ed |
63 | .Sh SEE ALSO | |
64 | .Xr atof 3 , | |
65 | .Xr atoi 3 , | |
66 | .Xr strtod 3 , | |
67 | .Xr strtol 3 , | |
68 | .Xr strtoul 3 | |
69 | .Sh STANDARDS | |
70 | The | |
71 | .Fn atol | |
72 | function | |
73 | conforms to | |
74 | .St -ansiC . |