On 09/02/2015 10:35 AM, Hardik A Gohil wrote:
> Hello
>
> On Wed, Sep 2, 2015 at 4:17 PM, Marc Kleine-Budde <mkl@pengutronix.de
> <mailto:mkl@pengutronix.de>> wrote:
>
> On 09/02/2015 09:44 AM, Hardik A Gohil wrote:
> > Hello,
> >
> > Can any one explain me this script from
> > rules/post/ptxd_make_image_common.make used while creating root.ubifs image
> >
> > DOPERMISSIONS := '{ \
> > if ($$1 == "f") \
> > printf("chmod %s \".%s\"; chown %s.%s \".%s\";\n", $$5,
> > $$2, $$3, $$4, $$2); \
> > if ($$1 == "n") \
> > printf("rm -f \".%s\"; mkdir -p \".`dirname \"%s\"`\";
> > mknod -m %s \".%s\" %s %s %s; chown %s.%s \".%s\";\n", $$2, $$2, $$5,
> > $$2, $$6, $$7, $$8, $$3, $$4, $$2);}'
>
> This scripts generates chmod, chown commands to change the ownership and
> permission of a file or generates commands to create device nodes with
> given ownership and permissions.
>
>
> awk -F: $(DOPERMISSIONS) $(image/permissions) called from here
>
> I cannot find image/permissions file ??
./rules/post/000_ptxd_make_image_definitions.make:12:image/permissions
:= $(IMAGEDIR)/permissions