'\" t
.\"     Title: ne_version_match
.\"    Author: 
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\"      Date: 03/20/2026
.\"    Manual: neon API reference
.\"    Source: neon
.\"  Language: English
.\"
.TH "NE_VERSION_MATCH" "3" "03/20/2026" "neon" "neon API reference"
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.SH "NAME"
ne_version_match, ne_version_string, ne_version_library \- library versioning
.SH "SYNOPSIS"
.sp
.ft B
.nf
#include <ne_utils\&.h>
.fi
.ft
.HP \w'int\ ne_version_match('u
.BI "int ne_version_match(int\ " "major" ", int\ " "minor" ");"
.HP \w'const\ char\ *ne_version_string('u
.BI "const char *ne_version_string(void);"
.HP \w'const\ char\ *ne_version_library('u
.BI "const char *ne_version_library(void);"
.SH "DESCRIPTION"
.PP
The
\fBne_version_match\fR
function returns zero if the library version is backwards\-compatible with the version given in the
\fImajor\fR
and
\fIminor\fR
parameters\&.
.PP
The
\fBne_version_string\fR
function returns a string giving the library version and build information\&.
.PP
The
\fBne_version_library\fR
function returns a string giving the library version number alone, for example
"0\&.37\&.0"\&.
.SH "EXAMPLES"
.PP
To require a version of neon which is backwards\-compatible with version 1\&.2\&.0:
.sp
.if n \{\
.RS 4
.\}
.nf
if (ne_version_match(1, 2)) {
    printf("Library version out of date: 1\&.2 required, found %s\&.",
           ne_version_string());
    exit(1);
}
.fi
.if n \{\
.RE
.\}
.SH "HISTORY"
.PP
The
\fBne_version_library\fR
function is available in neon 0\&.37\&.0 and later\&.
.SH "COPYRIGHT"
.br
Copyright \(co 2001-2026 Joe Orton
.br