[3/3] qemu_init_exec_dir Haiku implementation

Commit Message

David CARLIER June 26, 2020, 2:03 p.m. UTC

From 6fa7a4108236f513201192654e07c7044a3d7e58 Mon Sep 17 00:00:00 2001
From: David Carlier <[e-mail]>
Date: Fri, 26 Jun 2020 13:51:37 +0000
Subject: [PATCH 3/3] qemu_init_exec_dir Haiku implementation

Signed-off-by: David Carlier <[e-mail]>
---
 util/oslib-posix.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

Patch

diff --git a/util/oslib-posix.c b/util/oslib-posix.c
index 7ad9195c44..459e3f8093 100644
--- a/util/oslib-posix.c
+++ b/util/oslib-posix.c
@@ -60,6 +60,10 @@ 
 #include <mach-o/dyld.h>
 #endif

+#ifdef __HAIKU__
+#include <kernel/image.h>
+#endif
+
 #include "qemu/mmap-alloc.h"

 #ifdef CONFIG_DEBUG_STACK_USAGE
@@ -389,6 +393,21 @@  void qemu_init_exec_dir(const char *argv0)
             }
         }
     }
+#elif defined(__HAIKU__)
+    {
+    image_info ii;
+    int32_t c = 0;
+
+    *buf = '\0';
+    while (get_next_image_info(0, &c, &ii) == B_OK) {
+            if (ii.type == B_APP_IMAGE) {
+                strncpy(buf, ii.name, sizeof(buf));
+        buf[sizeof(buf) - 1] = 0;
+        p = buf;
+        break;
+            }
+        }
+    }
 #endif
     /* If we don't have any way of figuring out the actual executable
        location then try argv[0].  */