Commits


check for errors from close(2)


check for errors from fclose()


eliminate got_object_open() round-trip when opening trees


don't be noisy on stderr when Ctrl-C is hit


abort checkout operations cleanly when Ctrl-C is hit


fix 'make PROFILE=1' build


start reading pack files with privsep; still WIP


implement fork+exec (and by the way, fix the build...)