scandir.3 (84306) | scandir.3 (108087) |
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1.\" Copyright (c) 1983, 1991, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. --- 16 unchanged lines hidden (view full) --- 25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.\" @(#)scandir.3 8.1 (Berkeley) 6/4/93 | 1.\" Copyright (c) 1983, 1991, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. --- 16 unchanged lines hidden (view full) --- 25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.\" @(#)scandir.3 8.1 (Berkeley) 6/4/93 |
33.\" $FreeBSD: head/lib/libc/gen/scandir.3 84306 2001-10-01 16:09:29Z ru $ | 33.\" $FreeBSD: head/lib/libc/gen/scandir.3 108087 2002-12-19 09:40:28Z ru $ |
34.\" 35.Dd June 4, 1993 36.Dt SCANDIR 3 37.Os 38.Sh NAME 39.Nm scandir , 40.Nm alphasort 41.Nd scan a directory --- 17 unchanged lines hidden (view full) --- 59.Xr malloc 3 . 60It returns the number of entries in the array. 61A pointer to the array of directory entries is stored in the location 62referenced by 63.Fa namelist . 64.Pp 65The 66.Fa select | 34.\" 35.Dd June 4, 1993 36.Dt SCANDIR 3 37.Os 38.Sh NAME 39.Nm scandir , 40.Nm alphasort 41.Nd scan a directory --- 17 unchanged lines hidden (view full) --- 59.Xr malloc 3 . 60It returns the number of entries in the array. 61A pointer to the array of directory entries is stored in the location 62referenced by 63.Fa namelist . 64.Pp 65The 66.Fa select |
67parameter is a pointer to a user supplied subroutine which is called by | 67argument is a pointer to a user supplied subroutine which is called by |
68.Fn scandir 69to select which entries are to be included in the array. 70The select routine is passed a 71pointer to a directory entry and should return a non-zero 72value if the directory entry is to be included in the array. 73If 74.Fa select 75is null, then all the directory entries will be included. 76.Pp 77The 78.Fa compar | 68.Fn scandir 69to select which entries are to be included in the array. 70The select routine is passed a 71pointer to a directory entry and should return a non-zero 72value if the directory entry is to be included in the array. 73If 74.Fa select 75is null, then all the directory entries will be included. 76.Pp 77The 78.Fa compar |
79parameter is a pointer to a user supplied subroutine which is passed to | 79argument is a pointer to a user supplied subroutine which is passed to |
80.Xr qsort 3 81to sort the completed array. 82If this pointer is null, the array is not sorted. 83.Pp 84The 85.Fn alphasort 86function 87is a routine which can be used for the 88.Fa compar | 80.Xr qsort 3 81to sort the completed array. 82If this pointer is null, the array is not sorted. 83.Pp 84The 85.Fn alphasort 86function 87is a routine which can be used for the 88.Fa compar |
89parameter to sort the array alphabetically. | 89argument to sort the array alphabetically. |
90.Pp 91The memory allocated for the array can be deallocated with 92.Xr free 3 , 93by freeing each pointer in the array and then the array itself. 94.Sh DIAGNOSTICS 95Returns \-1 if the directory cannot be opened for reading or if 96.Xr malloc 3 97cannot allocate enough memory to hold all the data structures. --- 12 unchanged lines hidden --- | 90.Pp 91The memory allocated for the array can be deallocated with 92.Xr free 3 , 93by freeing each pointer in the array and then the array itself. 94.Sh DIAGNOSTICS 95Returns \-1 if the directory cannot be opened for reading or if 96.Xr malloc 3 97cannot allocate enough memory to hold all the data structures. --- 12 unchanged lines hidden --- |