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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-06-03 17:01:24 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-06-03 17:01:24 +0000
commit6dd3dfb79125cd02d02efbce435a6c82e5af92ef (patch)
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Adding upstream version 3.1.8.upstream/3.1.8upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+.\"/*
+.\" * Copyright (c) 2012 Red Hat, Inc.
+.\" *
+.\" * All rights reserved.
+.\" *
+.\" * Author: Jan Friesse (jfriesse@redhat.com)
+.\" *
+.\" * This software licensed under BSD license, the text of which follows:
+.\" *
+.\" * Redistribution and use in source and binary forms, with or without
+.\" * modification, are permitted provided that the following conditions are met:
+.\" *
+.\" * - Redistributions of source code must retain the above copyright notice,
+.\" * this list of conditions and the following disclaimer.
+.\" * - Redistributions in binary form must reproduce the above copyright notice,
+.\" * this list of conditions and the following disclaimer in the documentation
+.\" * and/or other materials provided with the distribution.
+.\" * - Neither the name of the Red Hat, Inc. nor the names of its
+.\" * contributors may be used to endorse or promote products derived from this
+.\" * software without specific prior written permission.
+.\" *
+.\" * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+.\" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+.\" * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+.\" * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+.\" * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+.\" * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+.\" * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+.\" * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+.\" * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+.\" * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+.\" * THE POSSIBILITY OF SUCH DAMAGE.
+.\" */
+.TH "CMAP_INC" 3 "03/02/2012" "corosync Man Page" "Corosync Cluster Engine Programmer's Manual"
+
+.SH NAME
+.P
+cmap_inc \- Increase already stored value in CMAP
+
+.SH SYNOPSIS
+.P
+\fB#include <corosync/cmap.h>\fR
+
+.P
+\fBcs_error_t
+cmap_inc (cmap_handle_t \fIhandle\fB, const char *\fIkey_name\fB);\fR
+
+.SH DESCRIPTION
+.P
+The
+.B cmap_inc
+function is used to increase integer value of already stored key inside cmap. The
+.I handle
+argument is connection to CMAP database obtained by calling
+.B cmap_initialize(3)
+function.
+.I key_name
+is name of key to increase value of.
+
+Function is defined only on values where increase makes sense and is well defined,
+so it can be one of:
+.PP
+\fBCMAP_VALUETYPE_INT8\fR - 8-bit signed integer
+.PP
+\fBCMAP_VALUETYPE_UINT8\fR - 8-bit unsigned integer
+.PP
+\fBCMAP_VALUETYPE_INT16\fR - 16-bit signed integer
+.PP
+\fBCMAP_VALUETYPE_UINT16\fR - 16-bit unsigned integer
+.PP
+\fBCMAP_VALUETYPE_INT32\fR - 32-bit signed integer
+.PP
+\fBCMAP_VALUETYPE_UINT32\fR - 32-bit unsigned integer
+.PP
+\fBCMAP_VALUETYPE_INT64\fR - 64-bit signed integer
+.PP
+\fBCMAP_VALUETYPE_UINT64\fR - 64-bit unsigned integer
+
+Overflow/underflow is not detected and it's ignored.
+
+.SH RETURN VALUE
+This call returns the CS_OK value if successful. If value or key_name are unspecified, CS_ERR_INVALID_PARAM
+is returned. CS_ERR_NOT_EXIST error is returned if key doesn't exist (wasn't created by calling
+.B cmap_set(3)
+first). Some of keys may be tagged read-only directly in corosync and setting such key will result in
+CS_ERR_ACCESS error.
+
+.SH "SEE ALSO"
+.BR cmap_get (3),
+.BR cmap_set (3),
+.BR cmap_initialize (3),
+.BR cmap_overview (3)