X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=AcessNative%2Flibacess-native.so_src%2Fmain.c;h=b5f066f70809e5bc4868aec4c2affc7413b8e7bc;hb=6fbf6b93bec9b8b5bd6d7c683eefb0ebed8dff77;hp=d1e868474dfb8ec10f45f06aeae736682fe763dd;hpb=372f6414f56b17c0e9a4306f8e77355c59814f9c;p=tpg%2Facess2.git

diff --git a/AcessNative/libacess-native.so_src/main.c b/AcessNative/libacess-native.so_src/main.c
index d1e86847..b5f066f7 100644
--- a/AcessNative/libacess-native.so_src/main.c
+++ b/AcessNative/libacess-native.so_src/main.c
@@ -48,6 +48,7 @@ int libacessnative_init(int argc, char *argv[], char **envp)
 	printf("preopens = %s\n", preopens);
 	if( preopens )
 	{
+		 int	exp_fd = 0;
 		while( *preopens )
 		{
 			const char *splitter = strchr(preopens, ':');
@@ -64,7 +65,15 @@ int libacessnative_init(int argc, char *argv[], char **envp)
 			int fd = acess__SysOpen(path, 6);	// WRITE,READ,no EXEC
 			if( fd == -1 ) {
 				fprintf(stderr, "Unable to preopen '%s' errno=%i\n", path, acess__errno);
+				exit(1);
 			}
+			if( fd != exp_fd ) {
+				//  Oh... this is bad
+				fprintf(stderr, "Pre-opening '%s' resulted in an incorrect FD (expected %i, got %i)",
+					path, exp_fd, fd);
+				exit(1);
+			}
+			exp_fd += 1;
 			
 			if( !splitter )
 				break;
@@ -131,17 +140,3 @@ void Warning(const char *format, ...)
 	printf("\n");
 }
 
-void __libc_csu_fini()
-{
-}
-
-void __libc_csu_init()
-{
-}
-
-void __stack_chk_fail(void)
-{
-	fprintf(stderr, "__stack_chk_fail");
-	exit(1);
-}
-