SunOS: support swap & opengl detection

src/detection/opengl/opengl_linux.c

@@ -259,7 +259,11 @@ static const char* glxPrint(FFOpenGLResult* result)
 #endif //FF_HAVE_GLX
 
 #ifdef FF_HAVE_OSMESA
-#include <GL/osmesa.h>
+#if __has_include(<GL/osmesa.h>)
+    #include <GL/osmesa.h>
+#else
+    #include <mesa/osmesa.h> // for sunos
+#endif
 
 typedef struct OSMesaData
 {

src/detection/swap/swap_sunos.c

@@ -0,0 +1,33 @@
+#include "swap.h"
+#include <sys/stat.h>
+#include <sys/swap.h>
+#include <limits.h>
+
+enum { FFMaxNSwap = 8 };
+
+const char* ffDetectSwap(FFSwapResult* swap)
+{
+    char strings[FFMaxNSwap][PATH_MAX];
+    uint8_t buffer[sizeof(swaptbl_t) + sizeof(swapent_t) * (FFMaxNSwap - 1)] = {};
+    swaptbl_t* table = (swaptbl_t*) buffer;
+    table->swt_n = FFMaxNSwap;
+    for (int i = 0; i < FFMaxNSwap; ++i)
+        table->swt_ent[i].ste_path = strings[i];
+
+    int size = swapctl(SC_LIST, table);
+    if (size < 0)
+        return "swapctl() failed";
+
+    swap->bytesTotal = swap->bytesUsed = 0;
+
+    for (int i = 0; i < size; ++i)
+    {
+        swap->bytesTotal += (uint64_t) table->swt_ent[i].ste_pages;
+        swap->bytesUsed += (uint64_t) table->swt_ent[i].ste_free;
+    }
+    swap->bytesUsed = swap->bytesTotal - swap->bytesUsed;
+    swap->bytesTotal *= instance.state.platform.pageSize;
+    swap->bytesUsed *= instance.state.platform.pageSize;
+
+    return NULL;
+}

src/modules/opengl/option.h

@@ -4,7 +4,7 @@
 
 #include "common/option.h"
 
-#if defined(__linux__) || defined(__FreeBSD__)
+#if defined(__linux__) || defined(__FreeBSD__) || defined(__sun)
 typedef enum FFOpenGLLibrary
 {
     FF_OPENGL_LIBRARY_AUTO,
@@ -19,7 +19,7 @@ typedef struct FFOpenGLOptions
     FFModuleBaseInfo moduleInfo;
     FFModuleArgs moduleArgs;
 
-    #if defined(__linux__) || defined(__FreeBSD__)
+    #if defined(__linux__) || defined(__FreeBSD__) || defined(__sun)
     FFOpenGLLibrary library;
     #endif
 } FFOpenGLOptions;