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fix cross issues

    1: #
    2: # $Author: misho $
    3: # $Id: configure.in,v 1.7.2.2 2014/01/21 16:09:46 misho Exp $
    4: #
    5: AC_INIT(libaitmqtt, 1.7, misho@elwix.org)
    6: AC_CONFIG_SRCDIR([src/aitmqtt.c])
    7: AC_CONFIG_HEADERS([inc/config.h])
    8: 
    9: ac_cv_func_malloc_0_nonnull="yes"
   10: ac_cv_func_realloc_0_nonnull="yes"
   11: 
   12: # Checks for programs.
   13: AC_PROG_CC
   14: AC_PROG_RANLIB
   15: AC_PROG_INSTALL
   16: 
   17: AC_CANONICAL_HOST
   18: AC_CANONICAL_TARGET
   19: 
   20: AC_CHECK_TOOL(AR, ar, no)
   21: AC_SUBST(AR)
   22: AC_CHECK_TOOL(MKDEP, mkdep, no)
   23: AC_SUBST(MKDEP)
   24: 
   25: CFLAGS="-Wall -O2 -fPIC ${CFLAGS}"
   26: LDFLAGS="${LDFLAGS}"
   27: 
   28: 
   29: # Checks for libraries.
   30: 
   31: # Checks for header files.
   32: AC_CHECK_HEADERS([arpa/inet.h netinet/in.h stdlib.h string.h sys/socket.h unistd.h])
   33: 
   34: # Checks for typedefs, structures, and compiler characteristics.
   35: AC_C_INLINE
   36: 
   37: # Checks for library functions.
   38: AC_FUNC_MALLOC
   39: AC_FUNC_REALLOC
   40: AC_CHECK_FUNCS([memset strdup strerror strtol])
   41: 
   42: DEBUG=no
   43: AC_MSG_CHECKING(Debug Build)
   44: AC_ARG_ENABLE(debug,
   45: 	[  --enable-debug          Build library with debug information and additional messages],
   46: 	[ DEBUG=$enableval
   47: 		case "$enableval" in
   48: 			yes)
   49: 				AC_DEFINE(__DEBUG,, [Build libraries with debug information and additional messages])
   50: 				CFLAGS="-g ${CFLAGS}"
   51: 				;;
   52: 			*)
   53: 				AC_DEFINE(NDEBUG,, [Turn off debug asserts])
   54: 				;;
   55: 		esac ], AC_DEFINE(NDEBUG,, [Turn off debug asserts]))
   56: AC_MSG_RESULT($DEBUG)
   57: 
   58: AC_CONFIG_FILES([Makefile
   59:                  inc/Makefile
   60:                  lib/Makefile
   61:                  src/Makefile])
   62: AC_OUTPUT