tinc/m4/readline.m4
lagertonne 0fe17990cf
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readd m4
2022-04-22 22:57:01 +02:00

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dnl Check to find the readline headers/libraries
AC_DEFUN([tinc_READLINE],
[
AC_ARG_ENABLE([readline],
AS_HELP_STRING([--disable-readline], [disable readline support]))
AS_IF([test "x$enable_readline" != "xno"], [
AC_DEFINE(HAVE_READLINE, 1, [have readline support])
readline=true
AC_ARG_WITH(readline,
AS_HELP_STRING([--with-readline=DIR], [readline base directory, or:]),
[readline="$withval"
CPPFLAGS="$CPPFLAGS -I$withval/include"
LDFLAGS="$LDFLAGS -L$withval/lib"]
)
AC_ARG_WITH(readline-include,
AS_HELP_STRING([--with-readline-include=DIR], [readline headers directory]),
[readline_include="$withval"
CPPFLAGS="$CPPFLAGS -I$withval"]
)
AC_ARG_WITH(readline-lib,
AS_HELP_STRING([--with-readline-lib=DIR], [readline library directory]),
[readline_lib="$withval"
LDFLAGS="$LDFLAGS -L$withval"]
)
AC_CHECK_HEADERS([readline/readline.h readline/history.h],
[],
[AC_MSG_ERROR("readline header files not found."); break]
)
AC_CHECK_LIB(readline, readline,
[READLINE_LIBS="-lreadline"],
[AC_MSG_ERROR("readline library not found.")],
[$CURSES_LIBS]
)
])
AC_SUBST(READLINE_LIBS)
])