X-Git-Url: http://git.hungrycats.org/cgi-bin/gitweb.cgi?p=xscreensaver;a=blobdiff_plain;f=configure.in;h=9a049b55a7c474936da4ddd23428cce04fa3a616;hp=8793c578d529302af61eaf2fcd2c05b05ac681e3;hb=6b1c86cf395f59389e4ece4ea8f4bea2c332745b;hpb=07faf451b99879183ed7e909e43a0e065be1ee7f diff --git a/configure.in b/configure.in index 8793c578..9a049b55 100644 --- a/configure.in +++ b/configure.in @@ -232,6 +232,9 @@ AH_TEMPLATE([PAM_STRERROR_TWO_ARGS], [Define if you have PAM and pam_strerror() requires two arguments.]) +AH_TEMPLATE([HAVE_SIGTIMEDWAIT], + [Define to 1 if you have the `sigtimedwait' function.]) + AH_TEMPLATE([HAVE_SHADOW_PASSWD], [Define this if your system uses 'shadow' passwords, that is, the passwords live in /etc/shadow instead of /etc/passwd, and one @@ -350,8 +353,8 @@ AC_DEFUN(AC_PROG_CC_ANSI, AC_MSG_RESULT(Turning on gcc compiler warnings.) CC="$CC -pedantic -Wall -Wstrict-prototypes -Wnested-externs -Wmissing-prototypes" OBJCC="$OBJCC -Wall" - # supposedly gcc 3.4 will have "-Wdeclaration-after-statement" - # and then perhaps we can do without -pedantic? + # As of gcc 3.4, we have "-Wdeclaration-after-statement" + # and so perhaps now we can do without -pedantic? else case "$host" in *-irix5* |*-irix6.[0-3]* ) @@ -371,7 +374,36 @@ AC_DEFUN(AC_PROG_CC_ANSI, ############################################################################### # -# Functions to figure out how to disable // comments in ANSI C code. +# Check for availability of various gcc command-line options. +# +############################################################################### + +AC_DEFUN(AC_CHECK_GCC_ARG, + [if test -n "$GCC"; then + AC_CACHE_CHECK([whether gcc accepts [$2]], + ac_cv_gcc_accepts_[$1], + [rm -rf conftest.$ac_ext + touch conftest.$ac_ext + if ( ( gcc -c [$2] conftest.$ac_ext -o/dev/null >/dev/null ) 2>&1 | \ + grep unrecognized >/dev/null ); then + ac_cv_gcc_accepts_[$1]=no + else + ac_cv_gcc_accepts_[$1]=yes + fi]) + ac_gcc_accepts_[$1]="$ac_cv_gcc_accepts_[$1]" + fi +]) + +AC_DEFUN(AC_NO_LONG_STRING_WARNINGS, + [AC_CHECK_GCC_ARG(no_overlength, -Wno-overlength-strings)]) + +AC_DEFUN(AC_NO_MISPLACED_DECLARATIONS, + [AC_CHECK_GCC_ARG(no_decl_after, -Wdeclaration-after-statement)]) + + +############################################################################### +# +# Function to figure out how to disable // comments in ANSI C code. # # (With recent gcc, this is done with "-std=c89". With older gcc, this # is done by passing "-lang-c89" to cpp, by passing "-Wp,-lang-c89" to @@ -390,18 +422,7 @@ AC_DEFUN(AC_PROG_CC_ANSI, ############################################################################### AC_DEFUN(AC_GCC_ACCEPTS_STD, - [if test -n "$GCC"; then - AC_CACHE_CHECK([whether gcc accepts -std], - ac_cv_gcc_accepts_std, - [if ( ( gcc -E -std=c89 - /dev/null ) 2>&1 | \ - grep unrecognized >/dev/null ); then - ac_cv_gcc_accepts_std=no - else - ac_cv_gcc_accepts_std=yes - fi]) - ac_gcc_accepts_std="$ac_cv_gcc_accepts_std" - fi -]) + [AC_CHECK_GCC_ARG(std, -std=c89)]) AC_DEFUN(AC_NO_CPLUSPLUS_COMMENTS_IN_C_CODE, [if test -n "$GCC"; then @@ -443,18 +464,7 @@ AC_DEFUN(AC_NO_CPLUSPLUS_COMMENTS_IN_C_CODE, ############################################################################### AC_DEFUN(AC_GCC_ACCEPTS_NO_CPP_PRECOMP, - [if test -n "$GCC"; then - AC_CACHE_CHECK([whether gcc accepts -no-cpp-precomp], - ac_cv_gcc_accepts_no_cpp_precomp, - [if ( ( gcc -E -no-cpp-precomp - /dev/null ) 2>&1 | \ - grep unrecognized >/dev/null ); then - ac_cv_gcc_accepts_no_cpp_precomp=no - else - ac_cv_gcc_accepts_no_cpp_precomp=yes - fi]) - ac_gcc_accepts_no_cpp_precomp="$ac_cv_gcc_accepts_no_cpp_precomp" - fi -]) + [AC_CHECK_GCC_ARG(no_cpp_precomp, -no-cpp-precomp)]) AC_DEFUN(AC_NO_OBJECTIVE_C, [if test -n "$GCC"; then @@ -957,6 +967,7 @@ AC_DEFUN(AC_CHECK_X_HEADER, [ CPPFLAGS="$CPPFLAGS -I$includedir" fi CPPFLAGS="$CPPFLAGS $X_CFLAGS" + CPPFLAGS=`eval eval eval eval eval eval eval eval eval echo $CPPFLAGS` AC_CHECK_HEADER([$1],[$2],[$3],[$4]) CPPFLAGS="$ac_save_CPPFLAGS"]) @@ -968,6 +979,7 @@ AC_DEFUN(AC_EGREP_X_HEADER, [ CPPFLAGS="$CPPFLAGS -I$includedir" fi CPPFLAGS="$CPPFLAGS $X_CFLAGS" + CPPFLAGS=`eval eval eval eval eval eval eval eval eval echo $CPPFLAGS` AC_EGREP_HEADER([$1], [$2], [$3], [$4]) CPPFLAGS="$ac_save_CPPFLAGS"]) @@ -979,6 +991,7 @@ AC_DEFUN(AC_TRY_X_COMPILE, [ CPPFLAGS="$CPPFLAGS -I$includedir" fi CPPFLAGS="$CPPFLAGS $X_CFLAGS" + CPPFLAGS=`eval eval eval eval eval eval eval eval eval echo $CPPFLAGS` AC_TRY_COMPILE([$1], [$2], [$3], [$4]) CPPFLAGS="$ac_save_CPPFLAGS"]) @@ -1003,6 +1016,8 @@ AC_DEFUN(AC_CHECK_X_LIB, [ # note: $X_LIBS includes $x_libraries LDFLAGS="$LDFLAGS $X_LIBS $X_EXTRA_LIBS" + CPPFLAGS=`eval eval eval eval eval eval eval eval eval echo $CPPFLAGS` + LDFLAGS=`eval eval eval eval eval eval eval eval eval echo $LDFLAGS` AC_CHECK_LIB([$1], [$2], [$3], [$4], [$5]) CPPFLAGS="$ac_save_CPPFLAGS" LDFLAGS="$ac_save_LDFLAGS" @@ -1018,6 +1033,7 @@ AC_DEFUN(AC_TRY_X_RUN, [ CPPFLAGS="$CPPFLAGS -I$includedir" fi CPPFLAGS="$CPPFLAGS $X_CFLAGS" + CPPFLAGS=`eval eval eval eval eval eval eval eval eval echo $CPPFLAGS` AC_TRY_RUN([$1], [$2], [$3], [$4]) CPPFLAGS="$ac_save_CPPFLAGS"]) @@ -1087,11 +1103,18 @@ AC_DEFUN(HANDLE_X_PATH_ARG, [ ############################################################################### ############################################################################### +# WTF! autoconf emits this *way* too late. Do it earlier. +test "x$prefix" = xNONE && prefix=$ac_default_prefix +test "x$exec_prefix" = xNONE && exec_prefix='${prefix}' + + # random compiler setup AC_CANONICAL_HOST AC_PROG_CC_ANSI -AC_NO_CPLUSPLUS_COMMENTS_IN_C_CODE +AC_NO_LONG_STRING_WARNINGS +AC_NO_MISPLACED_DECLARATIONS AC_NO_OBJECTIVE_C +AC_NO_CPLUSPLUS_COMMENTS_IN_C_CODE AC_PROG_CPP AC_C_CONST AC_C_INLINE @@ -1154,15 +1177,6 @@ AC_MSG_CHECKING(whether this is MacOS X) AC_MSG_RESULT($ac_macosx) -if test "$ac_macosx" = yes; then - if test -n "$GCC"; then - # Without these, every link against libGL gets a bunch of useless warnings. - osx_crud="-bind_at_load -multiply_defined suppress" - AC_MSG_RESULT(adding "$osx_crud" to LDFLAGS) - LDFLAGS="$LDFLAGS $osx_crud" - fi -fi - ############################################################################### # # Gettext support @@ -1276,9 +1290,7 @@ fi HACKDIR=`echo "${HACKDIR}" | sed 's@/$@@;s@//*@/@g'` # Expand HACKDIR as HACKDIR_FULL -eval HACKDIR_FULL=${HACKDIR} -eval HACKDIR_FULL=${HACKDIR_FULL} -eval HACKDIR_FULL=${HACKDIR_FULL} +HACKDIR_FULL=`eval eval eval eval eval eval eval eval eval echo $HACKDIR` # This option used to be called --enable-subdir; make sure that is no longer # used, since configure brain-damagedly ignores unknown --enable options. @@ -1777,7 +1789,15 @@ fi AC_ARG_ENABLE(locking,[Screen locking options: --enable-locking Compile in support for locking the display. --disable-locking Do not allow locking at all.], - [enable_locking="$enableval"],[enable_locking=yes]) + [enable_locking="$enableval"], + [if test "$ac_macosx" = yes; then + # We can't lock on MacOS X, so default to not compiling in support for it. + # But allow --enable-locking to override that, so I can debug Linux locking + # under MacOS X11. + enable_locking=no + else + enable_locking=yes + fi]) if test "$enable_locking" = yes; then true elif test "$enable_locking" = no; then @@ -1787,16 +1807,6 @@ else exit 1 fi -# We can't lock on MacOS X, so don't even bother compiling in support for it. -# -if test "$ac_macosx" = yes; then - if test "$enable_locking" = yes; then - AC_MSG_RESULT(locking disabled: it doesn't work on MacOS X) - enable_locking=no - AC_DEFINE(NO_LOCKING) - fi -fi - ############################################################################### # @@ -1811,7 +1821,7 @@ if test "$enable_root_passwd" = yes; then AC_DEFINE(ALLOW_ROOT_PASSWD) true elif test "$enable_root_passwd" != no; then - echo "error: something wrong with root-passwd option. Check configure.in ." + echo "error: must be yes or no: --enable-root-passwd=$enable_root_passwd" exit 1 fi @@ -1866,26 +1876,30 @@ if test "$enable_locking" = yes -a "$with_pam" = yes; then # On Linux, sigtimedwait() is in libc; on Solaris, it's in librt. have_timedwait=no - AC_CHECK_LIB(c, sigtimedwait, [have_timedwait=yes]) + AC_CHECK_LIB(c, sigtimedwait, + [have_timedwait=yes + AC_DEFINE(HAVE_SIGTIMEDWAIT)]) if test "$have_timedwait" = no ; then - AC_CHECK_LIB(rt, sigtimedwait, [PASSWD_LIBS="${PASSWD_LIBS} -lrt"]) + AC_CHECK_LIB(rt, sigtimedwait, [have_timedwait=yes + AC_DEFINE(HAVE_SIGTIMEDWAIT) + PASSWD_LIBS="${PASSWD_LIBS} -lrt"]) fi AC_MSG_CHECKING(how to call pam_strerror) AC_CACHE_VAL(ac_cv_pam_strerror_args, - [AC_TRY_COMPILE([#include - #include - #include ], - [pam_handle_t *pamh = 0; - char *s = pam_strerror(pamh, PAM_SUCCESS);], - [ac_pam_strerror_args=2], - [AC_TRY_COMPILE([#include - #include - #include ], - [char *s = - pam_strerror(PAM_SUCCESS);], - [ac_pam_strerror_args=1], - [ac_pam_strerror_args=0])]) + [AC_TRY_X_COMPILE([#include + #include + #include ], + [pam_handle_t *pamh = 0; + char *s = pam_strerror(pamh, PAM_SUCCESS);], + [ac_pam_strerror_args=2], + [AC_TRY_X_COMPILE([#include + #include + #include ], + [char *s = + pam_strerror(PAM_SUCCESS);], + [ac_pam_strerror_args=1], + [ac_pam_strerror_args=0])]) ac_cv_pam_strerror_args=$ac_pam_strerror_args]) ac_pam_strerror_args=$ac_cv_pam_strerror_args if test "$ac_pam_strerror_args" = 1 ; then @@ -1909,7 +1923,7 @@ if test "$enable_locking" = yes -a "$with_pam" = yes; then [ac_pam_fail_delay=yes], [ac_pam_fail_delay=no]) ac_cv_pam_fail_delay=$ac_pam_fail_delay, - LD_FLAGS=$ac_save_LDFLAGS]) + LDFLAGS=$ac_save_LDFLAGS]) if test "$ac_pam_fail_delay" = yes ; then AC_MSG_RESULT(yes) @@ -2265,7 +2279,7 @@ esac have_login_manager=no with_login_manager_req=unspecified -default_login_manager='gdmflexiserver -l' +default_login_manager='gdmflexiserver -ls' AC_ARG_WITH(login-manager, [ --with-login-manager Put a "New Login" button on the unlock dialog that @@ -2287,6 +2301,9 @@ if test -n "$with_login_manager_req" ; then fi case "$with_login_manager_req" in + no) + with_login_manager="" + ;; /*) # absolute path set dummy $with_login_manager_req ; login_manager_tmp=$2 @@ -2701,14 +2718,37 @@ if test "$with_gl" = yes; then # AC_CACHE_CHECK([whether GL is really MesaGL], ac_cv_have_mesa_gl, [ac_cv_have_mesa_gl=no - AC_EGREP_X_HEADER(Mesa|MESA, GL/glx.h, [ac_cv_have_mesa_gl=yes]) - ]) + if test "$ac_macosx" = no; then + # WTF! MacOS 10.5.0 ships the Mesa GL headers! + # It's not really Mesa, is it? + AC_EGREP_X_HEADER(Mesa|MESA, GL/glx.h, [ac_cv_have_mesa_gl=yes]) + fi]) ac_have_mesa_gl=$ac_cv_have_mesa_gl - gl_lib_1="" GL_LIBS="" + if test "$ac_macosx" = yes; then + + # Without these, every link against libGL gets a bunch of useless + # warnings. + # + osx_crud="-bind_at_load -multiply_defined suppress" + AC_MSG_RESULT(adding "$osx_crud" to GL_LIBS) + GL_LIBS="$GL_LIBS $osx_crud" + unset osx_crud + + # New lossage in 10.5.0: without this, we get: + # ld: cycle in dylib re-exports with /usr/X11/lib/libGL.dylib + # + osx_crud="/System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries/libGL.dylib" + osx_crud="-Wl,-dylib_file,${osx_crud}:${osx_crud}" + + AC_MSG_RESULT(adding "$osx_crud" to GL_LIBS) + GL_LIBS="$GL_LIBS $osx_crud" + unset osx_crud + fi + # Some versions of MesaGL are compiled to require -lpthread. # So if the Mesa headers exist, and -lpthread exists, then always @@ -3606,12 +3646,7 @@ if test -z "$PO_DATADIR" ; then # Map /build/prefix/usr/X11R6/share/ to /build/prefix/usr/share/ # but of course we need to expand all the nested variables to do that... # - dd=$datadir - eval dd=${dd} - eval dd=${dd} - eval dd=${dd} - eval dd=${dd} - eval dd=${dd} + dd=`eval eval eval eval eval eval eval eval eval eval eval echo $datadir` PO_DATADIR=`echo $dd | sed 's@/X11R6/@/@'` fi @@ -4096,28 +4131,20 @@ if test "$with_shadow_req" = yes -a "$have_shadow" = no ; then warn 'Use of shadow passwords was requested, but they were not found.' fi +if test "$ac_macosx" = yes ; then + if test "$enable_locking" = yes ; then + warn "You have specified --enable-locking on MacOS X." + warn2 "THIS DOES NOT WORK! Don't do this!" + fi +fi + # You are in a twisty maze of namespaces and syntaxes, all alike. # Fuck the skull of Unix. # -eval bindir=${bindir} -eval bindir=${bindir} -eval bindir=${bindir} -eval bindir=${bindir} -eval bindir=${bindir} -eval bindir=${bindir} -eval HACKDIR=${HACKDIR} -eval HACKDIR=${HACKDIR} -eval HACKDIR=${HACKDIR} -eval HACKDIR=${HACKDIR} -eval HACKDIR=${HACKDIR} -eval HACKDIR=${HACKDIR} -eval HACK_CONF_DIR=${HACK_CONF_DIR} -eval HACK_CONF_DIR=${HACK_CONF_DIR} -eval HACK_CONF_DIR=${HACK_CONF_DIR} -eval HACK_CONF_DIR=${HACK_CONF_DIR} -eval HACK_CONF_DIR=${HACK_CONF_DIR} -eval HACK_CONF_DIR=${HACK_CONF_DIR} +bindir=`eval eval eval eval eval eval eval echo $bindir` +HACKDIR=`eval eval eval eval eval eval eval echo $HACKDIR` +HACK_CONF_DIR=`eval eval eval eval eval eval eval echo $HACK_CONF_DIR` # canonicalize slashes. bindir=`echo "${bindir}" | sed 's@/$@@;s@//*@/@g'` @@ -4209,7 +4236,7 @@ if test "$do_dir_warning" = no; then fi echo "User programs will be installed in ${bindir}/" echo "Screen savers will be installed in ${HACKDIR}/" - echo "Hack configurations will be installed in ${HACK_CONF_DIR}/" - echo "Saver configuration will be installed in ${APPDEFAULTS}/" + echo "Configuration dialogs will be installed in ${HACK_CONF_DIR}/" + echo "System-wide default settings will be installed in ${APPDEFAULTS}/" echo '' fi