#                                               -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.

AC_PREREQ([2.63])
AC_INIT([nwipe],[0.40],[git@brumit.nl])
AM_INIT_AUTOMAKE(foreign subdir-objects)
AC_CONFIG_FILES([Makefile src/Makefile man/Makefile])
AC_OUTPUT
AC_CONFIG_SRCDIR([src/nwipe.c])
AC_CONFIG_HEADERS([config.h])

# Checks for programs.
AC_PROG_CC
AC_PROG_CXX
PKG_PROG_PKG_CONFIG

# Checks for libraries.

PKG_CHECK_MODULES(
	[PANEL],
	[panel],
	[
		CFLAGS="${CFLAGS} ${PANEL_CFLAGS}"
		LIBS="${LIBS} ${PANEL_LIBS}"
	],
	[AC_CHECK_LIB([panel], [main], [
		LIBS="-lpanel $LIBS"
		AC_CHECK_HEADERS(panel.h,, [
		    AC_CHECK_HEADERS(ncurses/panel.h, [
			AC_DEFINE([PANEL_IN_SUBDIR], [ncurses/], [Look for ncurses headers in subdir])
			], [AC_MSG_ERROR([ncurses panel headers not found])])
		])
	    ], [AC_MSG_ERROR([ncurses panel library not found])])]
)

PKG_CHECK_MODULES(
	[NCURSES],
	[ncurses],
	[
		CFLAGS="${CFLAGS} ${NCURSES_CFLAGS}"
		LIBS="${LIBS} ${NCURSES_LIBS}"
	],
	[AC_CHECK_LIB([ncurses], [delscreen], [
		LIBS="-lncurses $LIBS"
		AC_CHECK_HEADERS(ncurses.h,, [
		    AC_CHECK_HEADERS(ncurses/ncurses.h, [
			AC_DEFINE([NCURSES_IN_SUBDIR], [ncurses/], [Look for ncurses headers in subdir])
			], [AC_MSG_ERROR([ncurses headers not found])])
		])
	    ], [AC_MSG_ERROR([ncurses development library not found])]
	)]
)

PKG_CHECK_MODULES(
	[LIBCONFIG],
	[libconfig],
	[
		CFLAGS="${CFLAGS} ${LIBCONFIG_CFLAGS}"
		LIBS="${LIBS} ${LIBCONFIG_LIBS}"
	],
	[AC_CHECK_LIB([libconfig], [main], [
		LIBS="-llibconfig $LIBS"
		AC_CHECK_HEADERS(libconfig.h,, [
		    AC_CHECK_HEADERS(libconfig.h, [
			AC_DEFINE([LIBCONFIG_IN_SUBDIR], [libconfig/], [Look for libconfig headers in subdir])
			], [AC_MSG_ERROR([libconfig headers not found])])
		])
	    ], [AC_MSG_ERROR([libconfig library not found])])]
)

# Libraries needed for static linking with parted
if echo "$LDFLAGS" | grep -q "static"; then
	AC_CHECK_LIB([uuid], [uuid_generate], [LIBS="-luuid $LIBS"], [AC_MSG_ERROR([libuuid is required for static linking but not found])])
	AC_CHECK_LIB([devmapper], [dm_task_create], [LIBS="-ldevmapper $LIBS"], [AC_MSG_ERROR([libdevmapper is required for static linking but not found])])
	AC_CHECK_LIB([blkid], [blkid_new_probe], [LIBS="-lblkid $LIBS"], [AC_MSG_ERROR([libblkid is required for static linking but not found])])
fi

PKG_CHECK_MODULES([PARTED], [libparted])
AC_CHECK_LIB([pthread], [main], ,[AC_MSG_ERROR([pthread development library not found])])

# Checks for header files.
AC_CHECK_HEADERS([libconfig.h fcntl.h inttypes.h netinet/in.h stddef.h stdint.h stdlib.h string.h sys/file.h sys/ioctl.h unistd.h])

# Checks for typedefs, structures, and compiler characteristics.
AC_TYPE_SIZE_T
AC_CHECK_MEMBERS([struct stat.st_blksize])

# Checks for library functions.
AC_FUNC_MALLOC
AC_CHECK_FUNCS([fdatasync memset regcomp strdup strerror])

AC_OUTPUT