OS (Haiku): detect OS beta version

Author: CarterLi

src/detection/os/os_haiku.c

@@ -1,20 +1,89 @@
 #include "os.h"
-#include "common/io/io.h"
-
 #include <OS.h>
+#include <image.h>
+
+// https://github.com/haiku/haiku/blob/e63683b2fb337d2034059a7e053c170eaf978142/headers/os/BeBuild.h#L36
+#ifndef B_HAIKU_VERSION_1_PRE_BETA_6
+#define B_HAIKU_VERSION_1_PRE_BETA_6	0x00000901
+#endif
+#ifndef B_HAIKU_VERSION_1_BETA_6
+#define B_HAIKU_VERSION_1_BETA_6		0x00000A00
+#endif
+#ifndef B_HAIKU_VERSION_1_PRE_BETA_7
+#define B_HAIKU_VERSION_1_PRE_BETA_7	0x00000A01
+#endif
+#ifndef B_HAIKU_VERSION_1_BETA_7
+#define B_HAIKU_VERSION_1_BETA_7		0x00000B00
+#endif
+#ifndef B_HAIKU_VERSION_1_PRE_BETA_8
+#define B_HAIKU_VERSION_1_PRE_BETA_8	0x00000B01
+#endif
+#ifndef B_HAIKU_VERSION_1_BETA_8
+#define B_HAIKU_VERSION_1_BETA_8		0x00000C00
+#endif
+#ifndef B_HAIKU_VERSION_1_PRE_BETA_9
+#define B_HAIKU_VERSION_1_PRE_BETA_9	0x00000C01
+#endif
+#ifndef B_HAIKU_VERSION_1_BETA_9
+#define B_HAIKU_VERSION_1_BETA_9		0x00000D00
+#endif
+#ifndef B_HAIKU_VERSION_1
+#define B_HAIKU_VERSION_1				0x00010000
+#endif
 
 void ffDetectOSImpl(FFOSResult* os)
 {
-    system_info info;
+    system_info sys;
 
     ffStrbufSetStatic(&os->name, "Haiku");
-    ffStrbufSetStatic(&os->prettyName, "Haiku");
 
     ffStrbufSetStatic(&os->id, "haiku");
 
-    if (get_system_info(&info) != B_OK)
-        return;
-    ffStrbufAppendF(&os->version, "R%ld", info.kernel_version);
+    image_info image;
+    int32 cookie = 0;
+    while (get_next_image_info(B_SYSTEM_TEAM, &cookie, &image) == B_OK)
+    {
+        if (image.api_version > 0)
+        {
+            switch (image.api_version)
+            {
+                #define FF_TEST_HAIKU_VERSION(versionNum, versionStr) \
+                    case B_HAIKU_VERSION_ ## versionNum: \
+                        ffStrbufSetStatic(&os->version, versionStr); \
+                        break;
+
+                FF_TEST_HAIKU_VERSION(1_ALPHA_1, "R1A1")
+                FF_TEST_HAIKU_VERSION(1_PRE_ALPHA_2, "R1AP2")
+                FF_TEST_HAIKU_VERSION(1_ALPHA_2, "R1A2")
+                FF_TEST_HAIKU_VERSION(1_PRE_ALPHA_3, "R1AP3")
+                FF_TEST_HAIKU_VERSION(1_ALPHA_3, "R1A3")
+                FF_TEST_HAIKU_VERSION(1_PRE_ALPHA_4, "R1AP4")
+                FF_TEST_HAIKU_VERSION(1_ALPHA_4, "R1A4")
+                FF_TEST_HAIKU_VERSION(1_PRE_BETA_1, "R1BP1")
+                FF_TEST_HAIKU_VERSION(1_BETA_1, "R1B1")
+                FF_TEST_HAIKU_VERSION(1_PRE_BETA_2, "R1BP2")
+                FF_TEST_HAIKU_VERSION(1_BETA_2, "R1B2")
+                FF_TEST_HAIKU_VERSION(1_PRE_BETA_3, "R1BP3")
+                FF_TEST_HAIKU_VERSION(1_BETA_3, "R1B3")
+                FF_TEST_HAIKU_VERSION(1_PRE_BETA_4, "R1BP4")
+                FF_TEST_HAIKU_VERSION(1_BETA_4, "R1B4")
+                FF_TEST_HAIKU_VERSION(1_PRE_BETA_5, "R1BP5")
+                FF_TEST_HAIKU_VERSION(1_BETA_5, "R1B5")
+                FF_TEST_HAIKU_VERSION(1_PRE_BETA_6, "R1BP6")
+                FF_TEST_HAIKU_VERSION(1_BETA_6, "R1B6")
+                FF_TEST_HAIKU_VERSION(1_PRE_BETA_7, "R1BP7")
+                FF_TEST_HAIKU_VERSION(1_BETA_7, "R1B7")
+                FF_TEST_HAIKU_VERSION(1_PRE_BETA_8, "R1BP8")
+                FF_TEST_HAIKU_VERSION(1_BETA_8, "R1B8")
+            }
+
+            break;
+        }
+    }
 
-    // TODO: check kernel resources?
+    if (!os->version.length)
+    {
+        if (get_system_info(&sys) == B_OK)
+            ffStrbufAppendF(&os->version, "R%ld", sys.kernel_version);
+    }
 }