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Diffstat (limited to 'man/XtMalloc.man')
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diff --git a/man/XtMalloc.man b/man/XtMalloc.man new file mode 100644 index 0000000..8f870c3 --- /dev/null +++ b/man/XtMalloc.man @@ -0,0 +1,249 @@ +.\" $Xorg: XtMalloc.man,v 1.4 2001/03/16 17:53:52 pookie Exp $ +.\" +.\" Copyright 1993 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 is 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 dealings in this Software without prior written authorization +.\" from the X Consortium. +.ds tk X Toolkit +.ds xT X Toolkit Intrinsics \- C Language Interface +.ds xI Intrinsics +.ds xW X Toolkit Athena Widgets \- C Language Interface +.ds xL Xlib \- C Language X Interface +.ds xC Inter-Client Communication Conventions Manual +.ds Rn 3 +.ds Vn 2.2 +.hw XtNew-String wid-get +.na +.de Ds +.nf +.\\$1D \\$2 \\$1 +.ft 1 +.ps \\n(PS +.\".if \\n(VS>=40 .vs \\n(VSu +.\".if \\n(VS<=39 .vs \\n(VSp +.. +.de De +.ce 0 +.if \\n(BD .DF +.nr BD 0 +.in \\n(OIu +.if \\n(TM .ls 2 +.sp \\n(DDu +.fi +.. +.de FD +.LP +.KS +.TA .5i 3i +.ta .5i 3i +.nf +.. +.de FN +.fi +.KE +.LP +.. +.de IN \" send an index entry to the stderr +.. +.de C{ +.KS +.nf +.D +.\" +.\" choose appropriate monospace font +.\" the imagen conditional, 480, +.\" may be changed to L if LB is too +.\" heavy for your eyes... +.\" +.ie "\\*(.T"480" .ft L +.el .ie "\\*(.T"300" .ft L +.el .ie "\\*(.T"202" .ft PO +.el .ie "\\*(.T"aps" .ft CW +.el .ft R +.ps \\n(PS +.ie \\n(VS>40 .vs \\n(VSu +.el .vs \\n(VSp +.. +.de C} +.DE +.R +.. +.de Pn +.ie t \\$1\fB\^\\$2\^\fR\\$3 +.el \\$1\fI\^\\$2\^\fP\\$3 +.. +.de ZN +.ie t \fB\^\\$1\^\fR\\$2 +.el \fI\^\\$1\^\fP\\$2 +.. +.de NT +.ne 7 +.ds NO Note +.if \\n(.$>$1 .if !'\\$2'C' .ds NO \\$2 +.if \\n(.$ .if !'\\$1'C' .ds NO \\$1 +.ie n .sp +.el .sp 10p +.TB +.ce +\\*(NO +.ie n .sp +.el .sp 5p +.if '\\$1'C' .ce 99 +.if '\\$2'C' .ce 99 +.in +5n +.ll -5n +.R +.. +. \" Note End -- doug kraft 3/85 +.de NE +.ce 0 +.in -5n +.ll +5n +.ie n .sp +.el .sp 10p +.. +.ny0 +.TH XtMalloc 3Xt "Release 6.6" "X Version 11" "XT FUNCTIONS" +.SH NAME +XtMalloc, XtCalloc, XtRealloc, XtFree, XtNew, XtNewString \- memory management functions +.SH SYNTAX +char *XtMalloc(\fIsize\fP); +.br + Cardinal \fIsize\fP; +.LP +char *XtCalloc(\fInum\fP, \fIsize\fP); +.br + Cardinal \fInum\fP; +.br + Cardinal \fIsize\fP; +.LP +char *XtRealloc(\fIptr\fP, \fInum\fP); +.br + char *\fIptr\fP; +.br + Cardinal \fInum\fP; +.LP +void XtFree(\fIptr\fP); +.br + char *\fIptr\fP; +.LP +\fItype\fP *XtNew(\fItype\fP); +.br + \fItype\fP; +.LP +String XtNewString(\fIstring\fP); +.br + String \fIstring\fP; +.SH ARGUMENTS +.IP \fInum\fP 1i +Specifies the number of bytes or array elements. +.ds Po to the old storage or to the block of storage that is to be freed +.IP \fIptr\fP 1i +Specifies a pointer \*(Po. +.IP \fIsize\fP 1i +Specifies the size of an array element (in bytes) or the number of bytes +desired. +.IP \fIstring\fP 1i +Specifies a previously declared string. +.IP \fItype\fP 1i +Specifies a previously declared data type. +.SH DESCRIPTION +The +.ZN XtMalloc +functions returns a pointer to a block of storage of at least +the specified size bytes. +If there is insufficient memory to allocate the new block, +.ZN XtMalloc +calls +.ZN XtErrorMsg . +.LP +The +.ZN XtCalloc +function allocates space for the specified number of array elements +of the specified size and initializes the space to zero. +If there is insufficient memory to allocate the new block, +.ZN XtCalloc +calls +.ZN XtErrorMsg . +.LP +The +.ZN XtRealloc +function changes the size of a block of storage (possibly moving it). +Then, it copies the old contents (or as much as will fit) into the new block +and frees the old block. +If there is insufficient memory to allocate the new block, +.ZN XtRealloc +calls +.ZN XtErrorMsg . +If ptr is NULL, +.ZN XtRealloc +allocates the new storage without copying the old contents; +that is, it simply calls +.ZN XtMalloc . +.LP +The +.ZN XtFree +function returns storage and allows it to be reused. +If ptr is NULL, +.ZN XtFree +returns immediately. +.LP +.ZN XtNew +returns a pointer to the allocated storage. +If there is insufficient memory to allocate the new block, +.ZN XtNew +calls +.ZN XtErrorMsg . +.ZN XtNew +is a convenience macro that calls +.ZN XtMalloc +with the following arguments specified: +.LP +.Ds +.TA .5i +.ta .5i +((type *) XtMalloc((unsigned) sizeof(type)) +.De +.LP +.ZN XtNewString +returns a pointer to the allocated storage. +If there is insufficient memory to allocate the new block, +.ZN XtNewString +calls +.ZN XtErrorMsg . +.ZN XtNewString +is a convenience macro that calls +.ZN XtMalloc +with the following arguments specified: +.LP +.Ds +.TA .5i +.ta .5i +(strcpy(XtMalloc((unsigned) strlen(str) + 1), str)) +.De +.SH "SEE ALSO" +.br +\fI\*(xT\fP +.br +\fI\*(xL\fP |