As <aegisub/exception.h> should become widely used soon enough, add it to the precompiled headers.

Protect <omp.h> from inclusion on compilers that don't support OpenMP.

Originally committed to SVN as r3528.

aegisub/src/agi_pre.h

@@ -80,7 +80,10 @@
 #include <iconv.h>
 #include <locale.h>
 #include <math.h>
+#ifdef _OPENMP
+// Not all compilers have <omp.h> (example: MSVC Express)
 #include <omp.h>
+#endif
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -232,4 +235,8 @@
 #undef _CRT_SECURE_NO_WARNINGS
 #endif
 
+///////////////////
+// Aegisub headers
+#include "include/aegisub/exception.h"
+
 #endif // C++

aegisub/src/ass_entry.cpp

@@ -39,6 +39,10 @@
 // Headers
 #include "config.h"
 
+#ifndef AGI_PRE
+#include "include/aegisub/exception.h"
+#endif
+
 #include "ass_attachment.h"
 #include "ass_dialogue.h"
 #include "ass_entry.h"