[CRIU] [PATCH] Make gen-syscalls.pl compatible with perl < 5.13.2

[Pavel Emelyanov]

On 09/17/2013 01:53 AM, Alexander Kolesen wrote:
> An error occurs when trying to build crtools on ARM systems
> with perl versions earlier than 5.13.2 due to lack of /r modifier.
> 
> % make
> ...
>   GEN      arch/arm/syscalls.S
> Bareword found where operator expected at arch/arm/gen-syscalls.pl line 8, near "s/.*include\///gr"
> Bareword found where operator expected at arch/arm/gen-syscalls.pl line 10, near "s/.*include\///gr"
> Bareword found where operator expected at arch/arm/gen-syscalls.pl line 13, near "s/.*include\///gr"
> Bareword found where operator expected at arch/arm/gen-syscalls.pl line 16, near "tr/.-/_/r"
> Bareword found where operator expected at arch/arm/gen-syscalls.pl line 17, near "tr/.-/_/r"
> syntax error at arch/arm/gen-syscalls.pl line 8, near "s/.*include\///gr"
> syntax error at arch/arm/gen-syscalls.pl line 10, near "s/.*include\///gr"
> syntax error at arch/arm/gen-syscalls.pl line 13, near "s/.*include\///gr"
> syntax error at arch/arm/gen-syscalls.pl line 16, near "tr/.-/_/r"
> syntax error at arch/arm/gen-syscalls.pl line 17, near "tr/.-/_/r"
> BEGIN not safe after errors--compilation aborted at arch/arm/gen-syscalls.pl line 60.
> make[1]: *** No rule to make target `arch/arm/syscalls.S', needed by `arch/arm/syscalls.o'.  Stop.
> 
> Signed-off-by: Alexander Kolesen <kolesen.a at gmail.com>

applied