# serial 3 # AM_CONDITIONAL(NAME, SHELL-CONDITION) # ------------------------------------- # Define a conditional. # # FIXME: Once using 2.50, use this: # m4_match([$1], [^TRUE\|FALSE$], [AC_FATAL([$0: invalid condition: $1])])dnl AC_DEFUN([AM_CONDITIONAL], [ifelse([$1], [TRUE], [errprint(__file__:__line__: [$0: invalid condition: $1 ])dnl m4exit(1)])dnl ifelse([$1], [FALSE], [errprint(__file__:__line__: [$0: invalid condition: $1 ])dnl m4exit(1)])dnl AC_SUBST([$1_TRUE]) AC_SUBST([$1_FALSE]) if $2; then $1_TRUE= $1_FALSE='#' else $1_TRUE='#' $1_FALSE= fi])