FS-11074: [Core, Build-System] Add PostgreSQL to the Freeswitch Core on Windows.

libs/.gitignore

@@ -844,3 +844,5 @@ tiff-4.0.2/configure
 unimrcp/configure
 zlib-*/
 zlib-*
+libpq-*/
+libpq-*

src/switch_pgsql.c

@@ -39,7 +39,12 @@
 
 #ifdef SWITCH_HAVE_PGSQL
 #include <libpq-fe.h>
+
+#ifndef _WIN32
 #include <poll.h>
+#else
+#include <winsock2.h>
+#endif
 
 
 struct switch_pgsql_handle {
@@ -253,6 +258,7 @@ SWITCH_DECLARE(switch_pgsql_status_t) switch_pgsql_send_query(switch_pgsql_handl
 	if (!PQsendQuery(handle->con, sql)) {
 		err_str = switch_pgsql_handle_get_error(handle);
 		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Failed to send query (%s) to database: %s\n", sql, err_str);
+		switch_safe_free(err_str);
 		switch_pgsql_finish_results(handle);
 		goto error;
 	}
@@ -292,7 +298,11 @@ SWITCH_DECLARE(switch_pgsql_status_t) switch_pgsql_next_result_timed(switch_pgsq
 	switch_time_t ctime;
 	unsigned int usec = msec * 1000;
 	char *err_str;
-	struct pollfd fds[2] = { {0} };
+#ifndef _WIN32
+	struct pollfd fds[2] = { { 0 } };
+#else
+	fd_set rs, es;
+#endif
 	int poll_res = 0;
 
 	if(!handle) {
@@ -309,6 +319,8 @@ SWITCH_DECLARE(switch_pgsql_status_t) switch_pgsql_next_result_timed(switch_pgsq
 			start = switch_micro_time_now();
 			while((ctime = switch_micro_time_now()) - start <= usec) {
 				int wait_time = (usec - (ctime - start)) / 1000;
+				/* Wait for the PostgreSQL socket to be ready for data reads. */
+#ifndef _WIN32
 				fds[0].fd = handle->sock;
 				fds[0].events |= POLLIN;
 				fds[0].events |= POLLERR;
@@ -318,8 +330,17 @@ SWITCH_DECLARE(switch_pgsql_status_t) switch_pgsql_next_result_timed(switch_pgsq
 				fds[0].events |= POLLRDNORM;
 				fds[0].events |= POLLRDBAND;
 
-				/* Wait for the PostgreSQL socket to be ready for data reads. */
-				if ((poll_res = poll(&fds[0], 1, wait_time)) > 0 ) {
+				poll_res = poll(&fds[0], 1, wait_time);
+#else
+				struct timeval wait = { wait_time * 1000, 0};	
+				FD_ZERO(&rs);
+				FD_SET(handle->sock, &rs);
+				FD_ZERO(&es);
+				FD_SET(handle->sock, &es);
+				poll_res = select(0, &rs, 0, &es, &wait);
+#endif
+				if (poll_res > 0 ) {
+#ifndef _WIN32
 					if (fds[0].revents & POLLHUP || fds[0].revents & POLLNVAL) {
 						switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "PGSQL socket closed or invalid while waiting for result for query (%s)\n", handle->sql);
 						goto error;
@@ -327,6 +348,9 @@ SWITCH_DECLARE(switch_pgsql_status_t) switch_pgsql_next_result_timed(switch_pgsq
 						switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Poll error trying to read PGSQL socket for query (%s)\n", handle->sql);
 						goto error;
 					} else if (fds[0].revents & POLLIN || fds[0].revents & POLLPRI || fds[0].revents & POLLRDNORM || fds[0].revents & POLLRDBAND) {
+#else
+					if (FD_ISSET(handle->sock, &rs)) {
+#endif						
 						/* Then try to consume any input waiting. */
 						if (PQconsumeInput(handle->con)) {
 							if (PQstatus(handle->con) == CONNECTION_BAD) {

w32/Library/FreeSwitchCore.2015.vcxproj

@@ -47,6 +47,7 @@
     <PlatformToolset>v140</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <Import Project="$(SolutionDir)\w32\libpq.props" />
   <Import Project="$(SolutionDir)\w32\openssl.props" />
   <Import Project="$(SolutionDir)\w32\curl.props" />
   <ImportGroup Label="ExtensionSettings">

w32/libpq-version.props

+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ImportGroup Label="PropertySheets">
+    <Import Project="basedir.props" Condition=" '$(BaseDirImported)' == ''"/>
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros">
+    <libpqVersion>10.3</libpqVersion>
+  </PropertyGroup>
+  <PropertyGroup>
+    <libpqVersionImported>true</libpqVersionImported>
+  </PropertyGroup>
+  <PropertyGroup />
+  <ItemDefinitionGroup />
+  <ItemGroup>
+    <BuildMacro Include="libpqVersion">
+      <Value>$(libpqVersion)</Value>
+    </BuildMacro>
+  </ItemGroup>
+</Project>

w32/libpq.props

+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ImportGroup Label="PropertySheets">
+    <Import Project="libpq-version.props" Condition=" '$(libpqVersionImported)' == '' "/>
+    <Import Project="downloadpackage.task" Condition=" '$(downloadpackagetask_Imported)' == '' " />
+  </ImportGroup>
+
+  <PropertyGroup Label="UserMacros">
+    <libpqlibDir>$(BaseDir)libs\libpq-$(libpqVersion)</libpqlibDir>
+  </PropertyGroup>
+
+  <!-- 
+       Download Target.
+       Name must be unique. 
+       By design, targets are executed only once per project.
+       
+       Usage:
+       
+       package: URI
+
+       expectfileordirectory: Skips the download and extraction if exists
+
+       outputfolder: Folder to store a downloaded file. 
+                     By default "$(BaseDir)libs", if empty
+
+       outputfilename: If not empty, overrides filename from URI.
+                       .exe files don't get extracted
+
+       extractto: Folder to extract an archive to
+   -->
+
+  <Target Name="libpqBinariesDownloadTarget" BeforeTargets="CustomBuild" DependsOnTargets="7za">  
+      <DownloadPackageTask 
+           package="http://files.freeswitch.org/windows/packages/libpq/$(libpqVersion)/libpq-$(libpqVersion)-binaries-$(Platform.ToLower())-$(Configuration.ToLower()).zip"
+           expectfileordirectory="$(libpqlibDir)\binaries\$(Platform)\$(Configuration)\libpq.dll" 
+           outputfolder=""
+           outputfilename="" 
+           extractto="$(BaseDir)libs\"
+      />
+  </Target> 
+  <Target Name="libpqHeadersDownloadTarget" BeforeTargets="CustomBuild" DependsOnTargets="7za">  
+      <DownloadPackageTask 
+           package="http://files.freeswitch.org/windows/packages/libpq/$(libpqVersion)/libpq-$(libpqVersion)-headers.zip"
+           expectfileordirectory="$(libpqlibDir)\include\libpq-fe.h" 
+           outputfolder=""
+           outputfilename="" 
+           extractto="$(BaseDir)libs\"
+      />
+  </Target> 
+
+  <Target Name="libpqcopyTarget" AfterTargets="Build" DependsOnTargets="Build">  
+      <ItemGroup>  
+          <libpqFiles Include="$(libpqlibDir)\binaries\$(Platform)\$(Configuration)\*.dll"/>  
+      </ItemGroup>  
+      <Copy Condition="!exists('$(BaseDir)\$(Platform)\$(Configuration)\libpq.dll')"
+          SourceFiles="@(libpqFiles)"  
+          DestinationFiles="@(libpqFiles->'$(BaseDir)\$(Platform)\$(Configuration)\%(Filename)%(Extension)')"  
+      />  
+  </Target>   
+
+
+  <ItemDefinitionGroup>
+    <ClCompile>
+      <AdditionalIncludeDirectories>$(libpqlibDir)\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <PreprocessorDefinitions>SWITCH_HAVE_PGSQL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+    </ClCompile>
+    <Link>
+      <AdditionalLibraryDirectories>$(libpqlibDir)\binaries\$(Platform)\$(Configuration)\;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
+      <AdditionalDependencies>libpq.lib;Secur32.lib;%(AdditionalDependencies)</AdditionalDependencies>
+    </Link>
+  </ItemDefinitionGroup>
+</Project>