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</o:shapelayout></xml><![endif]--></head><body lang=NO-BOK link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Thanks, Nicolas!<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>All I needed to do was to specify that file under Linker-Input as Module Definition file. I hadn’t noticed it was there, and it didn’t strike me that the .def file I DUMPBIN’ed from the nmake build could be used that way. It all works now, after moving/copying some files between projects.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Sjur :-)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> proj-bounces@lists.maptools.org [mailto:proj-bounces@lists.maptools.org] <b>On Behalf Of </b>nicolas david<br><b>Sent:</b> 4. desember 2010 19:51<br><b>To:</b> PROJ.4 and general Projections Discussions<br><b>Subject:</b> Re: [Proj] Building proj.4 using Visual Studio 2008 IDE<o:p></o:p></span></p></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal style='margin-bottom:12.0pt'>hi<br><br>I think you should have a look to the "<a href="http://msdn.microsoft.com/en-us/library/d91k01sh%28v=VS.90%29.aspx">Exporting from a DLL using def files</a>" pages of Visual 2008 documentation. There is a proj.def file under proj4 "src" directory which contains the function to export.<br><br>hope it's helpful<br><br>Nicolas<o:p></o:p></p><div><p class=MsoNormal>2010/12/4 Sjur Kolberg <<a href="mailto:Sjur.A.Kolberg@sintef.no">Sjur.A.Kolberg@sintef.no</a>><o:p></o:p></p><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Hello,<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>Can anyone please answer what I guess is a newbie question:</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>I try to build proj.4 using Visual Studio 2008 IDE.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>By following instructions, I managed to build proj.4 using the nmake utility. For possibly irrational reasons, nmake is a tool I’m uncomfortable with, so I tried to build proj4.dll by creating VS solution and project files. I separated the five outputs (proj.dll, geod.exe, nad2bin.exe, nad2nad.exe and cs2cs) into separate VS projects.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>Building somehow works for proj.4, meaning that the dll is successfully created, but no stub library (proj_i.lib). Hence the remaining programs (cs2cs, nad2nad etc) either complain about proj_i.lib not found, or about unresolved externals. Also, DUMPBIN on the created proj.dll shows an empty list of exported symbols.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>I have specified /IMPLIB:proj_i.lib, but this is ignored by VS, apparently connected to the fact that nothing is exported from proj.dll. From other libraries, I am used to find __declspec(dllexport) at the declaration of the exported symbols, but there is none of the like in the proj.4 source code. Is this Windows or VS specific?</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>Still the nmake utility obviously know what to export, DUMPBIN on the nmake-built proj.dll shows a well populated list. I have tried reading the .configure and <a href="http://makefile.vc" target="_blank">makefile.vc</a> files, but lack the skill to understand them.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>I guess I could read the output from DUPMBIN on the nmake-generated proj.dll and insert a __declspec(dllexport) in the source code declarations for all these symbols. Is this the only (non-nmake) way of getting these symbols exported from proj.4 under VS?</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>If I #defined a PROJ_DLL inside some #ifdef to mean __declspec(dllexport) if (WIN32 and VS-IDE) and nothing otherwise, would anyone be interested in updated proj_api.h and the .sln+.vcproj files?</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>Regards,</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>Sjur K :-)</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US> </span><o:p></o:p></p></div></div><p class=MsoNormal><br>_______________________________________________<br>Proj mailing list<br><a href="mailto:Proj@lists.maptools.org">Proj@lists.maptools.org</a><br><a href="http://lists.maptools.org/mailman/listinfo/proj" target="_blank">http://lists.maptools.org/mailman/listinfo/proj</a><o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p></div></body></html>