Poke around in configure.in

- use AC_ERROR instead of silently disabling features (so that one notices) - remove redundant check for dlopen - show a summary when configure finished git-svn-id: https://znc.svn.sourceforge.net/svnroot/znc/trunk@809 726aef4b-f618-498e-8847-2d620e286838
2026-08-08 18:03:22 +02:00 · 2007-06-15 21:10:35 +00:00
parent b45fb414cc
commit c38729854d
2 changed files with 64 additions and 90 deletions
@@ -3353,7 +3353,9 @@ if test `eval echo '${'$as_ac_var'}'` = yes; then
 _ACEOF

 else
-  echo "Missing Required libc feature" && exit 1
+  { { echo "$as_me:$LINENO: error: Missing Required libc feature" >&5
+echo "$as_me: error: Missing Required libc feature" >&2;}
+   { (exit 1); exit 1; }; }
 fi
 done

@@ -3450,82 +3452,6 @@ if test -z "$NOSSL"; then
 		appendInc -I${OPENSSL}/include
 	fi

-	if test -z "$NOCHECK_DL"; then
-
-{ echo "$as_me:$LINENO: checking for dlopen in -ldl" >&5
-echo $ECHO_N "checking for dlopen in -ldl... $ECHO_C" >&6; }
-if test "${ac_cv_lib_dl_dlopen+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-ldl  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-char dlopen ();
-int
-main ()
-{
-return dlopen ();
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (ac_try="$ac_link"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
-  (eval "$ac_link") 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } && {
-	 test -z "$ac_c_werror_flag" ||
-	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
-  ac_cv_lib_dl_dlopen=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-	ac_cv_lib_dl_dlopen=no
-fi
-
-rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
-      conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_dl_dlopen" >&5
-echo "${ECHO_T}$ac_cv_lib_dl_dlopen" >&6; }
-if test $ac_cv_lib_dl_dlopen = yes; then
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_LIBDL 1
-_ACEOF
-
-  LIBS="-ldl $LIBS"
-
-else
-  MODULES="no"
-fi
-
-		NOCHECK_DL=1
-	fi

 { echo "$as_me:$LINENO: checking for BIO_new in -lcrypto" >&5
 echo $ECHO_N "checking for BIO_new in -lcrypto... $ECHO_C" >&6; }
@@ -3596,7 +3522,9 @@ _ACEOF
  LIBS="-lcrypto $LIBS"

 else
-  NOSSL=1
+  { { echo "$as_me:$LINENO: error: Could not find libcrypto. Try --disable-openssl" >&5
+echo "$as_me: error: Could not find libcrypto. Try --disable-openssl" >&2;}
+   { (exit 1); exit 1; }; }
 fi


@@ -3669,7 +3597,9 @@ _ACEOF
  LIBS="-lssl $LIBS"

 else
-  NOSSL=1
+  { { echo "$as_me:$LINENO: error: Could not find libssl. Try --disable-openssl" >&5
+echo "$as_me: error: Could not find libssl. Try --disable-openssl" >&2;}
+   { (exit 1); exit 1; }; }
 fi


@@ -3763,9 +3693,12 @@ _ACEOF
  LIBS="-ldl $LIBS"

 else
-  MODULES="no"
+  { { echo "$as_me:$LINENO: error: Could not find dlopen. Try --disable-modules" >&5
+echo "$as_me: error: Could not find dlopen. Try --disable-modules" >&2;}
+   { (exit 1); exit 1; }; }
 fi

+		NOCHECK_DL=1
 	fi
 	if test "$MODULES" = "yes"; then
 		appendCXX -D_MODULES
@@ -3855,12 +3788,17 @@ echo "${ECHO_T}$ac_cv_lib_perl_perl_alloc" >&6; }
 if test $ac_cv_lib_perl_perl_alloc = yes; then
  unset NOPERL
 else
-  unset PERL
+  { { echo "$as_me:$LINENO: error: Could not find liberl. Try --disable-perl" >&5
+echo "$as_me: error: Could not find liberl. Try --disable-perl" >&2;}
+   { (exit 1); exit 1; }; }
 fi

 			else
 				echo "no"
 				unset PERL
+				{ { echo "$as_me:$LINENO: error: Could not find perl binary. Try --disable-perl" >&5
+echo "$as_me: error: Could not find perl binary. Try --disable-perl" >&2;}
+   { (exit 1); exit 1; }; }
 			fi
 		fi
 	fi
@@ -4913,3 +4851,21 @@ if test "$no_create" != yes; then
  $ac_cs_success || { (exit 1); exit 1; }
 fi

+
+echo
+echo znc $VERSION configured
+echo
+echo "debug:   $DEBUG"
+echo "ipv6:    $IPV6"
+if test x"$NOSSL" = "x1" ; then
+	echo "openssl: no"
+else
+	echo "openssl: yes"
+fi
+echo modules: $MODULES
+if test x"$PERL" = "x" ; then
+	echo "perl:    no"
+else
+	echo "perl:    yes"
+fi
+
@@ -94,7 +94,7 @@ if test "$IPV6" != "no"; then
 fi

 AC_CHECK_LIB( gnugetopt, getopt_long,)
-AC_CHECK_FUNCS( stat lstat chmod open, , echo "Missing Required libc feature" && exit 1)
+AC_CHECK_FUNCS( stat lstat chmod open, , AC_ERROR([Missing Required libc feature]))
 if test "$MODULES" = "yes"; then
 	AC_CHECK_FUNC( dlopen,NOCHECK_DL=1,)
 fi
@@ -104,12 +104,8 @@ if test -z "$NOSSL"; then
 		appendInc -I${OPENSSL}/include
 	fi

-	if test -z "$NOCHECK_DL"; then
-		AC_CHECK_LIB( dl, dlopen,,MODULES="no",)
-		NOCHECK_DL=1
-	fi
-	AC_CHECK_LIB( crypto, BIO_new,,NOSSL=1, )
-	AC_CHECK_LIB( ssl, SSL_shutdown,,NOSSL=1, )
+	AC_CHECK_LIB( crypto, BIO_new,,AC_ERROR([Could not find libcrypto. Try --disable-openssl]), )
+	AC_CHECK_LIB( ssl, SSL_shutdown,,AC_ERROR([Could not find libssl. Try --disable-openssl]), )

 	if test -z "$NOSSL"; then
 		appendCXX -DHAVE_LIBSSL
@@ -127,7 +123,8 @@ AC_ARG_WITH( [module-prefix],

 if test "$MODULES" = "yes"; then
 	if test -z "$NOCHECK_DL"; then
-		AC_CHECK_LIB( dl, dlopen,,MODULES="no",)
+		AC_CHECK_LIB( dl, dlopen,, AC_ERROR([Could not find dlopen. Try --disable-modules]))
+		NOCHECK_DL=1
 	fi
 	if test "$MODULES" = "yes"; then
 		appendCXX -D_MODULES
@@ -153,10 +150,13 @@ if test "$MODULES" = "yes"; then
 			PERL=`which perl`
 			if test -n "$PERL"; then
 				echo "$PERL"
-				AC_CHECK_LIB( perl, perl_alloc,unset NOPERL, unset PERL,[`$PERL -MExtUtils::Embed -e ccopts -e ldopts`])
+				AC_CHECK_LIB(perl, perl_alloc,unset NOPERL,
+					      AC_ERROR([Could not find liberl. Try --disable-perl]),
+					      [`$PERL -MExtUtils::Embed -e ccopts -e ldopts`])
 			else
 				echo "no"
 				unset PERL
+				AC_ERROR([Could not find perl binary. Try --disable-perl])
 			fi
 		fi
 	fi
@@ -183,3 +183,21 @@ if test "$MODULES" = "yes"; then
 	AC_CONFIG_FILES([modules/Makefile])
 fi
 AC_OUTPUT
+
+echo
+echo znc $VERSION configured
+echo
+echo "debug:   $DEBUG"
+echo "ipv6:    $IPV6"
+if test x"$NOSSL" = "x1" ; then
+	echo "openssl: no"
+else
+	echo "openssl: yes"
+fi
+echo modules: $MODULES
+if test x"$PERL" = "x" ; then
+	echo "perl:    no"
+else
+	echo "perl:    yes"
+fi
+