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authorWalter Harms <wharms@bfs.de>2019-12-24 17:20:09 +0100
committerWalter Harms <wharms@bfs.de>2019-12-24 17:20:09 +0100
commite48e649eb04f95ffbdbd0c8bb77d7131142f5e9a (patch)
tree12061a9b802462749a6e3e06511ab9027a17952c /man/xpmmisc.man
parentb0fc485495a694816d76a43978e2cfd5575c554d (diff)
add man pages based on doc/xpm.PS
More or less hand crafted man pages based on xpm.PS. Prototypes are still in K&R, see also is a dud Signed-off-by: Walter Harms <wharms@bfs.de>
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+.\" Copyright (c) 2019 X Consortium
+.\"
+.\" Permission is hereby granted, free of charge, to any person obtaining
+.\" a copy of this software and associated documentation files (the
+.\" "Software"), to deal in the Software without restriction, including
+.\" without limitation the rights to use, copy, modify, merge, publish,
+.\" distribute, sublicense, and/or sell copies of the Software, and to
+.\" permit persons to whom the Software furnished to do so, subject to
+.\" the following conditions: .\" .\" The above copyright notice and this permission notice shall be included
+.\" in all copies or substantial portions of the Software.
+.\"
+.\" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+.\" OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+.\" MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+.\" IN NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR
+.\" OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+.\" ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+.\" OTHER DEALINGS IN THE SOFTWARE.
+.\"
+.\" Except as contained in this notice, the name of the X Consortium shall
+.\" not be used in advertising or otherwise to promote the sale, use or
+.\" other dealing in this Software without prior written authorization
+.\" from the X Consortium.
+.\"
+
+.TH xpmmisc __libmansuffix__ __xorgversion__ "libXpm functions"
+.SH NAME
+Xpmmisc \- xpm misc functions to free used memory and handle errors
+.SH SYNOPSIS
+
+.HP
+int XpmFreeXpmImage(image)
+XpmImage*image;
+
+.HP
+int XpmFreeXpmInfo(ainfo)
+XpmInfo *info;
+
+.HP
+int XpmFreeAttributes(attributes)
+ XpmAttributes *attributes;
+
+.HP
+int XpmAttributesSize()
+
+.HP
+int XpmFreeExtensions(extensions, nextensions)
+ XpmExtension *extensions;
+ int nextensions;
+
+.HP
+int XpmFree(ptr)
+char *ptr;
+
+.HP
+char *XpmGetErrorString(errorcode)
+int errorcode;
+.HP
+int XpmLibraryVersion()
+
+.SH ARGUMENTS
+.nf
+image Specifies the structure to free
+info Specifies the structure to free
+ptr Specifies the data to free.
+errorcode Specifies the XPM error.
+extensions Specifies the array to free.
+nextensions Specifies the number of extensions.
+attributes Specifies the structure to free
+.fi
+.SH DESCRIPTION
+
+To free possible data stored into an XpmImage structure use XpmFreeXpmImage.
+
+TheXpmFreeXpmImagefrees the structure members which are not NULL, but not the structure itself.
+To free possible data stored into an XpmInfo structure use XpmFreeXpmInfo.
+
+To free data possibly stored into an array of XpmExtension use XpmFreeExtensions.
+
+To free any data allocated by an XPM function use the XpmFree function.
+The current distribution of the XPM library uses the standard memory allocation functions and thus
+XpmFree is nothing else than a define to the standard free.
+However since these functions may be redefined in specific environments it is wise to use XpmFree.
+
+To free possible data stored into an XpmAttributes structure use XpmFreeAtatributes.
+The XpmFreeAttributes frees the structure members which have been malloc’ed such as the pixels list.
+
+To dynamically allocate an XpmAttributes structure use the XpmAttributesSize function.
+The XpmAttributesSize function provides application using dynamic libraries with a safe way to allocate and then
+refer to an XpmAttributesstructure, disregarding whether the XpmAttributes structure size has changed or not since
+compiled.
+To get data when building an error message, one can use XpmGetErrorString.
+XpmGetErrorString returns a string related to the given XPM error code.
+
+The XpmLibraryVersion can be used when one needs to figure out which version of the library is in use.
+The value returned by XpmLibraryVersion can be compared to the value of XpmIncludeVersion which is defined
+in the header file "xpm.h". These numbers are computed with the following formula:
+.nf
+ (XpmFormat * 100 + XpmVersion) * 100 + XpmRevision
+.fi
+Where XpmFormat is the version number of the format, XpmVersion is the library version number (which changes
+only if the API changes), and XpmRevision is the library minor version number.
+
+This function frees all data stored in every extension and the array itself. Note that
+XpmFreeAttributes call this function and thus most of the time it should not need to be explicitly called.
+
+.SH "SEE ALSO"
+.BR XpmLibraryVersion(__libmansuffix__) ,
+.BR XpmGetErrorString(__libmansuffix__) ,
+.BR XpmFree(__libmansuffix__) ,
+.BR XpmFreeExtensions(__libmansuffix__) ,
+.BR XpmAttributesSize(__libmansuffix__) ,
+.BR XpmFreeAttributes(__libmansuffix__) ,
+.BR XpmFreeXpmImage(__libmansuffix__) ,
+.BR XpmFreeXpmInfo(__libmansuffix__) \ No newline at end of file