generate: fix type for option parsing #346
Merged
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char may or may not be signed depending on architecture. If char is
unsigned on a given architecture, then will the testing the return value
from getopt_long (which is int) always fail. This happened on some
architectures like ppc64le, aarch64 and s390x.
To fix this we use same type as getopt_long return value: int.
fixes #345
Signed-off-by: Natanael Copa ncopa@alpinelinux.org