cat: prefer signed to unsigned
commit4ec55ec0bd7c731f0616d41e8dc4439cef05c12c
authorPaul Eggert <eggert@cs.ucla.edu>
Sun, 16 Jan 2022 20:34:25 +0000 (16 12:34 -0800)
committerPaul Eggert <eggert@cs.ucla.edu>
Thu, 27 Jan 2022 21:04:14 +0000 (27 13:04 -0800)
treea66e3bb7b77cfc70feed8a8893a736fca10563ba
parenta36bc1910fec50191e9b60c8b1ded9dcaa208d3c
cat: prefer signed to unsigned

* src/cat.c: Prefer signed to unsigned types
where either will do, as they allow for better
overflow checking at runtime.
src/cat.c