diff --git a/.gitignore b/.gitignore
index a388a5ae8..05a759c8b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,6 +3,7 @@
 *.suo
 *.pdb
 *.ilk
+*.aps
 /Release
 /wadsrc_wad
 *.user
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 80afa7954..50c5f5b22 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -505,7 +505,7 @@ endif( BACKPATCH )
 get_target_property( UPDATEREVISION_EXE updaterevision LOCATION )
 
 add_custom_target( revision_check ALL
-	COMMAND ${UPDATEREVISION_EXE} . src/gitinfo.h
+	COMMAND ${UPDATEREVISION_EXE} src/gitinfo.h
 	WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
 	DEPENDS updaterevision )
 
diff --git a/src/g_game.cpp b/src/g_game.cpp
index 10ab6afaf..0db149b0b 100644
--- a/src/g_game.cpp
+++ b/src/g_game.cpp
@@ -859,10 +859,10 @@ static void ChangeSpy (int changespy)
 
 	// Otherwise, cycle to the next player.
 	bool checkTeam = !demoplayback && deathmatch;
-	int pnum = int(players[consoleplayer].camera->player - players);
-	if (changespy == SPY_CANCEL) {
-		pnum = consoleplayer;
-	} else {
+	int pnum = consoleplayer;
+	if (changespy != SPY_CANCEL) 
+	{
+		pnum = int(players[consoleplayer].camera->player - players);
 		int step = (changespy == SPY_NEXT) ? 1 : -1;
 
 		do
diff --git a/tools/updaterevision/updaterevision.c b/tools/updaterevision/updaterevision.c
index c1e3ccc8f..90127130a 100644
--- a/tools/updaterevision/updaterevision.c
+++ b/tools/updaterevision/updaterevision.c
@@ -14,6 +14,11 @@
 #include <ctype.h>
 #include <errno.h>
 
+#ifdef _WIN32
+#define popen _popen
+#define pclose _pclose
+#endif
+
 // Used to strip newline characters from lines read by fgets.
 void stripnl(char *str)
 {
@@ -29,17 +34,16 @@ void stripnl(char *str)
 
 int main(int argc, char **argv)
 {
-	char *name;
-	char vertag[64], lastlog[64], lasthash[64], run[256], *hash = NULL;
+	char vertag[64], lastlog[64], lasthash[64], *hash = NULL;
 	FILE *stream = NULL;
 	int gotrev = 0, needupdate = 1;
 
 	vertag[0] = '\0';
 	lastlog[0] = '\0';
 
-	if (argc != 3)
+	if (argc != 2)
 	{
-		fprintf(stderr, "Usage: %s <repository directory> <path to gitinfo.h>\n", argv[0]);
+		fprintf(stderr, "Usage: %s <path to gitinfo.h>\n", argv[0]);
 		return 1;
 	}
 
@@ -47,33 +51,19 @@ int main(int argc, char **argv)
 	// on a tag, it returns that tag. Otherwise it returns <most recent tag>-<number of
 	// commits since the tag>-<short hash>.
 	// Use git log to get the time of the latest commit in ISO 8601 format and its full hash.
-	sprintf(run, "git describe --tags && git log -1 --format=%%ai*%%H", argv[1]);
-	if ((name = tempnam(NULL, "gitout")) != NULL)
+	stream = popen("git describe --tags && git log -1 --format=%ai*%H", "r");
+
+	if (NULL != stream)
 	{
-#ifdef __APPLE__
-		// tempnam will return errno of 2 even though it is successful for our purposes.
-		errno = 0;
-#endif
-		if((stream = freopen(name, "w+b", stdout)) != NULL &&
-		   system(run) == 0 &&
-		   errno == 0 &&
-		   fseek(stream, 0, SEEK_SET) == 0 &&
-		   fgets(vertag, sizeof vertag, stream) == vertag &&
-		   fgets(lastlog, sizeof lastlog, stream) == lastlog)
+		if (fgets(vertag, sizeof vertag, stream) == vertag &&
+			fgets(lastlog, sizeof lastlog, stream) == lastlog)
 		{
 			stripnl(vertag);
 			stripnl(lastlog);
 			gotrev = 1;
 		}
-	}
-	if (stream != NULL)
-	{
-		fclose(stream);
-		remove(name);
-	}
-	if (name != NULL)
-	{
-		free(name);
+
+		pclose(stream);
 	}
 
 	if (gotrev)
@@ -95,7 +85,7 @@ int main(int argc, char **argv)
 		hash = lastlog + 1;
 	}
 
-	stream = fopen (argv[2], "r");
+	stream = fopen (argv[1], "r");
 	if (stream != NULL)
 	{
 		if (!gotrev)
@@ -119,7 +109,7 @@ int main(int argc, char **argv)
 
 	if (needupdate)
 	{
-		stream = fopen (argv[2], "w");
+		stream = fopen (argv[1], "w");
 		if (stream == NULL)
 		{
 			return 1;
@@ -135,11 +125,11 @@ int main(int argc, char **argv)
 "#define GIT_TIME \"%s\"\n",
 			hash, vertag, hash, lastlog);
 		fclose(stream);
-		fprintf(stderr, "%s updated to commit %s.\n", argv[2], vertag);
+		fprintf(stderr, "%s updated to commit %s.\n", argv[1], vertag);
 	}
 	else
 	{
-		fprintf (stderr, "%s is up to date at commit %s.\n", argv[2], vertag);
+		fprintf (stderr, "%s is up to date at commit %s.\n", argv[1], vertag);
 	}
 
 	return 0;
diff --git a/zdoom.vcproj b/zdoom.vcproj
index 99b52e4c8..89cf4c7b0 100644
--- a/zdoom.vcproj
+++ b/zdoom.vcproj
@@ -29,7 +29,7 @@
 			<Tool
 				Name="VCPreBuildEventTool"
 				Description="Checking gitinfo.h..."
-				CommandLine="&quot;$(OutDir)\updaterevision.exe&quot; src src/gitinfo.h"
+				CommandLine="&quot;$(OutDir)\updaterevision.exe&quot; src/gitinfo.h"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -152,7 +152,7 @@
 			<Tool
 				Name="VCPreBuildEventTool"
 				Description="Checking gitinfo.h..."
-				CommandLine="&quot;$(OutDir)\updaterevision.exe&quot; src src/gitinfo.h"
+				CommandLine="&quot;$(OutDir)\updaterevision.exe&quot; src/gitinfo.h"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -265,7 +265,7 @@
 			<Tool
 				Name="VCPreBuildEventTool"
 				Description="Checking gitinfo.h..."
-				CommandLine="&quot;$(OutDir)\updaterevision.exe&quot; src src/gitinfo.h"
+				CommandLine="&quot;$(OutDir)\updaterevision.exe&quot; src/gitinfo.h"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
@@ -372,7 +372,7 @@
 			<Tool
 				Name="VCPreBuildEventTool"
 				Description="Checking gitinfo.h..."
-				CommandLine="&quot;$(OutDir)\updaterevision.exe&quot; src src/gitinfo.h"
+				CommandLine="&quot;$(OutDir)\updaterevision.exe&quot; src/gitinfo.h"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"