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92 lines
2.2 KiB
92 lines
2.2 KiB
AC_INIT([utun],[2.0.0],[https://github.com/anomalyco/utun3/issues]) |
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AC_CONFIG_SRCDIR([src/utun.c]) |
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AC_CONFIG_HEADERS([config.h]) |
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AC_CONFIG_AUX_DIR([build-aux]) |
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AC_CONFIG_MACRO_DIR([m4]) |
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# Required programs |
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AC_PROG_CC |
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AC_PROG_RANLIB |
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AM_PROG_AR |
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AM_INIT_AUTOMAKE([foreign subdir-objects -Wall]) |
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# Checks for programs |
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AC_PROG_INSTALL |
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AC_PROG_MAKE_SET |
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# Option to use OpenSSL instead of TinyCrypt for secure_channel |
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AC_ARG_WITH([openssl], |
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AS_HELP_STRING([--with-openssl], [Use OpenSSL for cryptography (default: yes)]), |
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[with_openssl=$withval], |
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[with_openssl=yes]) |
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if test "x$with_openssl" = "xyes"; then |
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AC_CHECK_LIB([crypto], [SHA256_Init], [], [AC_MSG_ERROR([OpenSSL crypto library required. Use --without-openssl to use TinyCrypt instead.])]) |
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AC_DEFINE([USE_OPENSSL], [1], [Define to use OpenSSL for cryptography]) |
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fi |
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AM_CONDITIONAL([USE_OPENSSL], [test "x$with_openssl" = "xyes"]) |
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# Detect Windows for TUN implementation |
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AC_MSG_CHECKING([for Windows]) |
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case $host_os in |
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*mingw* | *msys* | *cygwin* | *win*) |
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os_windows=yes |
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;; |
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*) |
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os_windows=no |
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;; |
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esac |
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AC_MSG_RESULT([$os_windows]) |
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AM_CONDITIONAL([OS_WINDOWS], [test "x$os_windows" = "xyes"]) |
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# Checks for header files |
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AC_CHECK_HEADERS([arpa/inet.h fcntl.h limits.h netinet/in.h stdlib.h string.h sys/ioctl.h sys/socket.h unistd.h]) |
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# Checks for typedefs, structures, and compiler characteristics |
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AC_TYPE_SIZE_T |
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AC_TYPE_SSIZE_T |
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AC_TYPE_UINT16_T |
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AC_TYPE_UINT32_T |
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AC_TYPE_UINT64_T |
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AC_TYPE_UINT8_T |
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AC_C_INLINE |
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# Checks for library functions |
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AC_FUNC_MALLOC |
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AC_CHECK_FUNCS([gettimeofday memset socket strchr strdup strerror strstr]) |
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# Check for TUN/TAP support |
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AC_MSG_CHECKING([for TUN/TAP support]) |
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
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#include <linux/if_tun.h> |
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]], [[ |
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int fd = open("/dev/net/tun", O_RDWR); |
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]])], [ |
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AC_MSG_RESULT([yes]) |
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AC_DEFINE([HAVE_TUN_TAP], [1], [Define if TUN/TAP is available]) |
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], [ |
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AC_MSG_RESULT([no]) |
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]) |
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# Output files |
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AC_CONFIG_FILES([ |
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Makefile |
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src/Makefile |
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tests/Makefile |
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lib/Makefile |
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]) |
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AC_OUTPUT |
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# Summary |
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echo " |
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Configuration summary: |
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---------------------- |
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Prefix: ${prefix} |
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Compiler: ${CC} |
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CFLAGS: ${CFLAGS} |
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Features: |
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TUN/TAP: ${have_tun_tap} |
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"
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