From 507a9e9cb336b409b2b975c9f3f380467b5bcf6b Mon Sep 17 00:00:00 2001 From: Alexander Barton Date: Thu, 11 Mar 2004 22:21:20 +0000 Subject: Reworked configure system: it should be more compatible to most systems now, and it should even be more flexible and faster :-) --- configure.in | 119 ++++++++++++++++------------------------------------------- 1 file changed, 32 insertions(+), 87 deletions(-) (limited to 'configure.in') diff --git a/configure.in b/configure.in index 8c5afcd3..cd54a6f6 100644 --- a/configure.in +++ b/configure.in @@ -8,10 +8,10 @@ # (at your option) any later version. # Please read the file COPYING, README and AUTHORS for more information. # -# $Id: configure.in,v 1.100 2004/02/29 17:19:43 alex Exp $ +# $Id: configure.in,v 1.101 2004/03/11 22:21:20 alex Exp $ # -# -- Initialisierung -- +# -- Initialisation -- AC_PREREQ(2.50) AC_INIT(ngircd, CVSHEAD) @@ -20,7 +20,7 @@ AC_CANONICAL_TARGET AM_INIT_AUTOMAKE(1.6) AM_CONFIG_HEADER(src/config.h) -# -- Templates fuer config.h -- +# -- Templates for config.h -- AH_TEMPLATE([DEBUG], [Define if debug-mode should be enabled]) AH_TEMPLATE([HAVE_socklen_t], [Define if socklen_t exists]) @@ -41,7 +41,7 @@ AH_TEMPLATE([TARGET_CPU], [Target CPU name]) AC_PROG_CC -# -- Hilfsprogramme -- +# -- Helper programs -- AC_PROG_AWK AC_PROG_INSTALL @@ -51,47 +51,25 @@ AC_PROG_RANLIB # -- Compiler Features -- -AC_LANG_C - AM_C_PROTOTYPES AC_C_CONST -# -- Defines -- - -os=`uname` - -if test "$os" = "Linux" -o $os = "GNU"; then - # define _POSIX_SOURCE, _GNU_SOURCE and _BSD_SOURCE when compiling - # on Linux or Hurd (glibc-based systems): - AC_MSG_RESULT([detected ${os}, defining _POSIX_SOURCE, _GNU_SOURCE and _BSD_SOURCE]) - add_DEFINES="-D_POSIX_SOURCE -D_GNU_SOURCE -D_BSD_SOURCE $add_DEFINES" -fi +# -- Hard coded system and compiler dependencies/features/options ... -- -if test "$os" = "A/UX"; then - # define _POSIX_SOURCE when compiling on A/UX: - AC_MSG_RESULT([detected A/UX, defining _POSIX_SOURCE]) - add_DEFINES="-D_POSIX_SOURCE $add_DEFINES" +if test "$GCC" = "yes"; then + # We are using the GNU C compiler. Good! + CFLAGS="$CFLAGS -pipe -W -Wall -Wpointer-arith -Wstrict-prototypes" fi -if test "$os" = "HP-UX"; then - # define _XOPEN_SOURCE_EXTENDED when compiling on HP-UX (11.11): - AC_MSG_RESULT([detected HP-UX, defining _XOPEN_SOURCE_EXTENDED]) - add_DEFINES="-D_XOPEN_SOURCE_EXTENDED $add_DEFINES" -fi +# Add additional CFLAGS, eventually specified on the command line: +test -n "$CFLAGS_ADD" && CFLAGS="$CFLAGS $CFLAGS_ADD" -if test "$os" = "SunOS"; then - # define _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED=1 and __EXTENSIONS__ - # when compiling on SunOS (tested with 5.6): - AC_MSG_RESULT([detected SunOS, defining _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED=1 and __EXTENSIONS__]) - add_DEFINES="-D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1 -D__EXTENSIONS__ $add_DEFINES" -fi +CFLAGS="$CFLAGS -DSYSCONFDIR='\"\$(sysconfdir)\"'" -# -- Header -- +# -- Headers -- AC_HEADER_STDC - AC_HEADER_TIME - AC_HEADER_SYS_WAIT AC_CHECK_HEADERS([ \ @@ -101,7 +79,7 @@ AC_CHECK_HEADERS([ \ AC_CHECK_HEADERS([arpa/inet.h ctype.h malloc.h stdint.h varargs.h]) -# -- Datentypen -- +# -- Datatypes -- AC_MSG_CHECKING(whether socklen_t exists) AC_TRY_COMPILE([ @@ -117,7 +95,6 @@ AC_TRY_COMPILE([ ]) AC_TYPE_SIGNAL - AC_TYPE_SIZE_T # -- Libraries -- @@ -126,18 +103,15 @@ AC_CHECK_LIB(UTIL,memmove) AC_CHECK_LIB(socket,bind) AC_CHECK_LIB(nsl,gethostent) -# -- Funktionen -- - -AC_FUNC_MALLOC +# -- Functions -- AC_FUNC_FORK - AC_FUNC_STRFTIME AC_CHECK_FUNCS([ \ - bind gethostbyaddr gethostbyname gethostname inet_ntoa memmove \ - memset setsockopt socket strcasecmp strchr strerror strstr waitpid \ - ],,AC_MSG_ERROR([required function missing!])) + bind gethostbyaddr gethostbyname gethostname inet_ntoa malloc memmove \ + memset realloc setsid setsockopt socket strcasecmp strchr strerror \ + strstr waitpid],,AC_MSG_ERROR([required function missing!])) AC_CHECK_FUNCS(inet_aton isdigit sigaction snprintf vsnprintf strlcpy strlcat) @@ -145,7 +119,7 @@ AC_CHECK_FUNCS(select,[AC_CHECK_HEADERS(sys/select.h)], AC_MSG_ERROR([required function select() is missing!]) ) -# -- Konfigurationsoptionen -- +# -- Configuration options -- x_syslog_on=no AC_ARG_WITH(syslog, @@ -264,6 +238,7 @@ AC_ARG_ENABLE(debug, ) if test "$x_debug_on" = "yes"; then AC_DEFINE(DEBUG, 1) + test "$GCC" = "yes" && CFLAGS="-pedantic $CFLAGS" fi x_strict_rfc_on=no @@ -275,51 +250,15 @@ AC_ARG_ENABLE(strict-rfc, fi ) -# -- Definitionen -- +# -- Definitions -- AC_DEFINE_UNQUOTED(TARGET_CPU, "$target_cpu" ) AC_DEFINE_UNQUOTED(TARGET_VENDOR, "$target_vendor" ) AC_DEFINE_UNQUOTED(TARGET_OS, "$target_os" ) -# -- Variablen -- - -if test "$GCC" = "yes"; then - the_CFLAGS="-Wmissing-declarations -Wpointer-arith -Wstrict-prototypes" - ansi=" -ansi" - pedantic=" -pedantic" - - $CC --version | grep 20020420 >/dev/null 2>&1 - if test $? -eq 0; then - # Mac OS X (and Darwin?) ship with a slightly broken - # prerelease of GCC 3.1 which don't like -pedantic: - AC_MSG_RESULT([detected broken GNU C compiler, disabling "-pedantic"]) - pedantic="" - fi - - $CC --version | grep 20030304 >/dev/null 2>&1 - if test $? -eq 0; then - # Mac OS X 10.3 (and Darwin 7.0?) have a strange gcc (or - # system header files?) which produces lots of errors when - # using -ansi; so we don't =:-) - AC_MSG_RESULT([detected broken GNU C compiler, disabling "-ansi"]) - ansi="" - fi - - uname | grep "CYGWIN" >/dev/null 2>&1 - if test $? -eq 0; then - # The include files of Cygwin don't like -ansi, - # so we disable it: - AC_MSG_RESULT([detected Cygwin, disabling "-ansi"]) - ansi="" - fi - - add_CFLAGS="-pipe -Wall -W${ansi}${pedantic} $CFLAGS $CFLAGS_ADD" -else - the_CFLAGS="$CFLAGS" - add_CFLAGS="$CFLAGS_ADD" -fi - -CFLAGS="$the_CFLAGS $add_CFLAGS $add_DEFINES -DSYSCONFDIR='\"\$(sysconfdir)\"'" +# Add additional CFLAGS, eventually specified on the command line, but after +# running this configure script. Useful for "-Werror" for example. +test -n "$CFLAGS_END" && CFLAGS="$CFLAGS $CFLAGS_END" # -- Generate files -- @@ -337,6 +276,14 @@ AC_OUTPUT([ \ contrib/MacOSX/Makefile \ ]) +type dpkg >/dev/null 2>&1 +if test $? -eq 0; then + # Generate debian/ link if the dpkg command exists + # (read: if we are running on a debian compatible system) + echo "creating Debian-specific links ..." + test -f debian/rules || ln -s contrib/Debian debian +fi + # -- Result -- echo @@ -352,9 +299,7 @@ D=`eval echo ${datadir}/doc/${PACKAGE}` ; D=`eval echo ${D}` echo " Host: ${host}" echo " Compiler: ${CC}" -echo " Compiler flags: ${the_CFLAGS}" -test -n "$add_CFLAGS" && echo " ${add_CFLAGS}" -test -n "$add_DEFINES" && echo " ${add_DEFINES}" +test -n "$CFLAGS" && echo " Compiler flags: ${CFLAGS}" test -n "$CPPFLAGS" && echo " Preprocessor flags: ${CPPFLAGS}" test -n "$LDFLAGS" && echo " Linker flags: ${LDFLAGS}" test -n "$LIBS" && echo " Libraries: ${LIBS}" -- cgit 1.4.1