tap_skip: skip <count> tests, not just one

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
mark _tap_vok static

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
forward declare functions

Silences several spurious compiler warnings.

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
replace fabs with manual sign check

Removes the need for math.h

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
move includes inside include guard

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
remove __ prefix from include guard

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
move _tap_todo declaration with other variables

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
print test name after TODO directive

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
return success value from tests

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
add format(printf) attributes

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
README: add missing void return types

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>