[PATCH radeontool 2/5] Warn if run without superuser rights

[Tormod Volden]

From: Tormod Volden <debian.tormod at gmail.com>

Signed-off-by: Tormod Volden <debian.tormod at gmail.com>
---
 radeontool.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/radeontool.c b/radeontool.c
index de742d1..cb7f051 100644
--- a/radeontool.c
+++ b/radeontool.c
@@ -2951,6 +2951,8 @@ void radeon_rom_tables(const char * file)
 
 int main(int argc,char *argv[]) 
 {
+    if (geteuid() != 0)
+	fprintf(stderr, "Warning: Need root privileges to access hardware\n");
     if(argc == 1) {
         map_radeon_cntl_mem();
 	usage();
-- 
1.7.5.4