[analysis-scripts] minor fix to make_wrapper.py; add test

share/analysis-scripts/make_wrapper.py

tests/fc_script/make-for-make-wrapper.mk

tests/fc_script/make-wrapper.c

tests/fc_script/make-wrapper2.c

tests/fc_script/make-wrapper3.c

tests/fc_script/oracle/find_fun1.res

tests/fc_script/oracle/find_fun2.res

tests/fc_script/oracle/find_fun3.res

tests/fc_script/oracle/make-wrapper.err

tests/fc_script/oracle/make-wrapper.res