configure: Add 'mkdir build' check

QEMU configure script goes into an infinite error printing loop when in read only directory due to 'build' dir never being created. Checking if 'mkdir dir' succeeds prevents this error. Resolves: https://gitlab.com/qemu-project/qemu/-/issues/321 Reviewed-by: Peter Maydell <[email protected]> Signed-off-by: Dinah Baum <[email protected]> Message-Id: <[email protected]> Reviewed-by: Thomas Huth <[email protected]> Reviewed-by: Philippe Mathieu-Daudé <[email protected]> [thuth: Remove second "touch $MARKER"] Signed-off-by: Thomas Huth <[email protected]>
OSLL · Feb 27, 2023 · f160a5b · f160a5b
1 parent c8db90b
commit f160a5b
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/configure b/configure
@@ -31,8 +31,12 @@ then
         fi
     fi
 
-    mkdir build
-    touch $MARKER
+    if ! mkdir build || ! touch $MARKER
+    then
+        echo "ERROR: Could not create ./build directory. Check the permissions on"
+        echo "your source directory, or try doing an out-of-tree build."
+        exit 1
+    fi
 
     cat > GNUmakefile <<'EOF'
 # This file is auto-generated by configure to support in-source tree