as mentioned, nation forest land is you can hunt hogs any time with rifle, pistol, muzzleloader, now, etc. WMA’s specify any legal arms for the season that’s open, according to Al 220-2-.02 which for small game “other game birds or animals” is the following


Rifles using rimfire ammunition
or those operated by air.
Muzzleloaders and black powder
handguns of any caliber.
Long bows, compound bows, or
crossbows.
Shotguns, 10 gauge or smaller,
using standard No. 4 shot or
smaller.
Handguns or pistols.
Blowguns using darts propelled by
the hunter’s breath only.
Sling shots.
Raptors by properly permitted
falconers

The most commonly used weapons to hunt pigs during small game season would be rimfire rifle, but there are a good number that use bow and handgun too.