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List: cmake
Subject: Re: [CMake] Using CMake on CLion and adding geoip library
From: Hgfjj Hhjgf <umihhgm () gmail ! com>
Date: 2016-07-18 6:56:24
Message-ID: CAEMWhjKeQyJ+UUucFMfdEekYP4DHBMua5OqX5eefZQXvcNiZkQ () mail ! gmail ! com
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thanks for your time :)
I managed to solve the problem. Thanks for your reply again.
On Sat, Jun 25, 2016 at 5:50 PM, Jakob van Bethlehem <
jsvanbethlehem@gmail.com> wrote:
> Hej,
>
> According to
> https://cmake.org/cmake/help/v3.4/module/CheckIncludeFile.html the
> ‘check_include_file' is a function provided by a module. So you'll need to
> include(CheckIncludeFile) at the beginning of your lists-file
>
> Sincerely,
> Jakob
>
> On 25 Jun 2016, at 08:09, Hgfjj Hhjgf <umihhgm@gmail.com> wrote:
>
> I am trying to use an external library (GeoIP). CMake list contains:
>
> message(STATUS "Looking for MaxMind GeoIP header files")
>
> set(CMAKE_INCLUDE_PATH "${CMAKE_INCLUDE_PATH} ${GEOIP_INCLUDE_DIR}")
> check_include_file("GeoIP.h" HAVE_GEOIP_H)
> check_include_file("GeoIPCity.h" HAVE_GEOIPCITY_H)
> if (HAVE_GEOIP_H AND HAVE_GEOIPCITY_H)
> message(STATUS "Looking for MaxMind GeoIP header files - found")
> else(HAVE_GEOIP_H AND HAVE_GEOIPCITY_H)
> message(FATAL_ERROR "Could not find one or more MaxMind GeoIP header files. If the \
> MaxMind GeoIP library is installed, you can run CMake again and specify its \
> location with -DGEOIP_INCLUDE_DIR=<path>") endif(HAVE_GEOIP_H AND HAVE_GEOIPCITY_H)
>
> message(STATUS "Looking for MaxMind GeoIP libraries")
> find_library(GEOIP_LIB
> NAMES GeoIP geoip
> PATHS ${GEOIP_LIBRARY_DIR}
> )
> if (GEOIP_LIB)
> message(STATUS "Looking for MaxMind GeoIP libraries - found")
> set(GEOIP_LIBRARIES ${GEOIP_LIB})
> else(GEOIP_LIB)
> message(FATAL_ERROR "Could not find MaxMind GeoIP library")
> endif(GEOIP_LIB)
>
> but getting error like "Unknown cmake command: check_include_file"
> what's the problem here then?
>
> --
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[Attachment #5 (text/html)]
<div dir="ltr">thanks for your time :)<br>I managed to solve the problem. Thanks for \
your reply again.</div><div class="gmail_extra"><br><div class="gmail_quote">On Sat, \
Jun 25, 2016 at 5:50 PM, Jakob van Bethlehem <span dir="ltr"><<a \
href="mailto:jsvanbethlehem@gmail.com" \
target="_blank">jsvanbethlehem@gmail.com</a>></span> wrote:<br><blockquote \
class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc \
solid;padding-left:1ex"><div \
style="word-wrap:break-word">Hej,<div><br></div><div>According to <a \
href="https://cmake.org/cmake/help/v3.4/module/CheckIncludeFile.html" \
target="_blank">https://cmake.org/cmake/help/v3.4/module/CheckIncludeFile.html</a> \
the ‘check_include_file' is a function provided by a module. So you'll need to \
include(CheckIncludeFile) at the beginning of your \
lists-file</div><div><br></div><div>Sincerely,</div><div>Jakob</div><div><br><div><blockquote \
type="cite"><div><div class="h5"><div>On 25 Jun 2016, at 08:09, Hgfjj Hhjgf <<a \
href="mailto:umihhgm@gmail.com" target="_blank">umihhgm@gmail.com</a>> \
wrote:</div><br></div></div><div><div><div class="h5"><div dir="ltr"><span \
style="font-size:12.8px">I am trying to use an external library (GeoIP). CMake list \
contains:</span><br style="font-size:12.8px"><pre \
style="white-space:pre-wrap;font-family:'DejaVu Sans \
Mono';font-size:9pt"><span \
style="background-color:rgb(228,228,255)">message</span>(<span \
style="color:rgb(0,128,0);font-weight:bold">STATUS "Looking for MaxMind GeoIP \
header files"</span>)<br><br>set(<span \
style="color:rgb(0,128,0);font-weight:bold">CMAKE_INCLUDE_PATH \
"${CMAKE_INCLUDE_PATH} \
${GEOIP_INCLUDE_DIR}"</span>)<br>check_include_file(<span \
style="color:rgb(0,128,0);font-weight:bold">"GeoIP.h" \
HAVE_GEOIP_H</span>)<br>check_include_file(<span \
style="color:rgb(0,128,0);font-weight:bold">"GeoIPCity.h" \
HAVE_GEOIPCITY_H</span>)<br><span style="color:rgb(0,0,128);font-weight:bold">if \
</span>(<span style="color:rgb(0,128,0);font-weight:bold">HAVE_GEOIP_H AND \
HAVE_GEOIPCITY_H</span>)<br> message(<span \
style="color:rgb(0,128,0);font-weight:bold">STATUS "Looking for MaxMind GeoIP \
header files - found"</span>)<br><span \
style="color:rgb(0,0,128);font-weight:bold">else</span>(<span \
style="color:rgb(0,128,0);font-weight:bold">HAVE_GEOIP_H AND \
HAVE_GEOIPCITY_H</span>)<br> message(<span \
style="color:rgb(0,128,0);font-weight:bold">FATAL_ERROR "Could not find one or \
more MaxMind GeoIP header files. If the MaxMind GeoIP library is installed, you can \
run CMake again and specify its location with \
-DGEOIP_INCLUDE_DIR=<path>"</span>)<br><span \
style="color:rgb(0,0,128);font-weight:bold">endif</span>(<span \
style="color:rgb(0,128,0);font-weight:bold">HAVE_GEOIP_H AND \
HAVE_GEOIPCITY_H</span>)<br><br>message(<span \
style="color:rgb(0,128,0);font-weight:bold">STATUS "Looking for MaxMind GeoIP \
libraries"</span>)<br>find_library(<span \
style="color:rgb(0,128,0);font-weight:bold">GEOIP_LIB<br></span><span \
style="color:rgb(0,128,0);font-weight:bold"> NAMES GeoIP geoip<br></span><span \
style="color:rgb(0,128,0);font-weight:bold"> PATHS \
${GEOIP_LIBRARY_DIR}<br></span><span style="color:rgb(0,128,0);font-weight:bold"> \
</span>)<br><span style="color:rgb(0,0,128);font-weight:bold">if </span>(<span \
style="color:rgb(0,128,0);font-weight:bold">GEOIP_LIB</span>)<br> message(<span \
style="color:rgb(0,128,0);font-weight:bold">STATUS "Looking for MaxMind GeoIP \
libraries - found"</span>)<br> set(<span \
style="color:rgb(0,128,0);font-weight:bold">GEOIP_LIBRARIES \
${GEOIP_LIB}</span>)<br><span \
style="color:rgb(0,0,128);font-weight:bold">else</span>(<span \
style="color:rgb(0,128,0);font-weight:bold">GEOIP_LIB</span>)<br> message(<span \
style="color:rgb(0,128,0);font-weight:bold">FATAL_ERROR "Could not find MaxMind \
GeoIP library"</span>)<br><span \
style="color:rgb(0,0,128);font-weight:bold">endif</span>(<span \
style="color:rgb(0,128,0);font-weight:bold">GEOIP_LIB</span>) <br></pre><pre \
style="white-space:pre-wrap;font-family:'DejaVu Sans Mono';font-size:9pt">but \
getting error like "Unknown cmake command: check_include_file" what's \
the problem here then?</pre></div></div></div>
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