1# configure.ac for sniffit 2# Copyright 1997-1998 Brecht Claerhout 3# Copyright 2016-2020 Joao Eriberto Mota Filho 4# Under BSD-3-CLause license. 5 6AC_PREREQ([2.69]) 7AC_INIT([sniffit], [0.5], [https://github.com/resurrecting-open-source-projects/sniffit/issues]) 8AC_CONFIG_SRCDIR([src/sn_generation.h]) 9AC_CONFIG_HEADERS([config.h]) 10 11# Checks for programs. 12AC_PROG_CC 13 14# Checks for libraries. 15AC_CHECK_LIB(ncurses, main, , [AC_MSG_ERROR([Couldn't find libncurses])]) 16AC_CHECK_LIB(pcap, pcap_open_live, , [AC_MSG_ERROR([Couldn't find libpcap])]) 17 18# Checks for header files. 19AC_CHECK_HEADERS([arpa/inet.h fcntl.h netdb.h netinet/in.h stdlib.h string.h sys/socket.h sys/time.h termios.h unistd.h]) 20AC_CHECK_HEADERS([ncurses.h], AC_DEFINE([HAVE_NCURSES_H], 1, [none]), AC_MSG_ERROR([ncurses.h not found])) 21AC_CHECK_HEADERS([pcap.h], , AC_MSG_ERROR([pcap.h not found])) 22 23# Checks for typedefs, structures, and compiler characteristics. 24AC_TYPE_SIZE_T 25 26# Checks for library functions. 27AC_FUNC_FORK 28AC_FUNC_MALLOC 29AC_FUNC_REALLOC 30AC_CHECK_FUNCS([alarm bzero gethostbyname socket strchr strdup strstr]) 31 32dnl Check Shared Memory support 33AC_CHECK_FUNCS(shmget) 34 35dnl exit function check 36AC_CHECK_FUNCS(atexit) 37 38# Other checks 39 40dnl Check the datalength 41AC_CHECK_SIZEOF(unsigned short int) 42if test $ac_cv_sizeof_unsigned_short_int -ne 2; then 43 echo "unsigned short is NOT 2 bytes... quiting" 44 exit 45fi 46 47AC_CHECK_SIZEOF(unsigned long int) 48if test $ac_cv_sizeof_unsigned_long_int -eq 4; then 49AC_DEFINE(USE_32_LONG_INT, 1, [none]) 50else 51 echo "unsigned long is NOT 4 bytes... hmmm..." 52 AC_CHECK_SIZEOF(unsigned int) 53 if test $ac_cv_sizeof_unsigned_int -ne 4; then 54 echo "unsigned int is NOT 4 bytes either... quiting" 55 exit 56 else 57 AC_DEFINE(USE_32_INT, 1, [none]) 58 fi 59fi 60 61AC_CONFIG_FILES([Makefile src/Makefile]) 62AM_INIT_AUTOMAKE([foreign]) 63 64AC_OUTPUT 65