diff options
| -rw-r--r-- | ChangeLog | 6 | ||||
| -rwxr-xr-x | configure | 135 | ||||
| -rw-r--r-- | configure.in | 69 |
3 files changed, 117 insertions, 93 deletions
@@ -1,3 +1,9 @@ +2003-06-27 Nathanael Nerode <neroden@gcc.gnu.org> + + * configure.in: Clean up config-lang.in handling. Delete + useless assignment to "subdirs". + * configure: Regenerate. + 2003-06-26 Nathanael Nerode <neroden@gcc.gnu.org> * configure.in: Rename 'target_libs' to 'target_libraries'. @@ -1441,24 +1441,24 @@ enable_languages=`echo "${enable_languages}" | sed -e 's/[ ,][ ,]*/,/g' -e 's/ # First scan to see if an enabled language requires some other language. # We assume that a given config-lang.in will list all the language # front ends it requires, even if some are required indirectly. -for lang in ${srcdir}/gcc/*/config-lang.in .. -do - case $lang in +for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do + case ${lang_frag} in ..) ;; # The odd quoting in the next line works around # an apparent bug in bash 1.12 on linux. ${srcdir}/gcc/[*]/config-lang.in) ;; *) - lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^ ]*\).*$,\1,p' $lang` - this_lang_requires=`sed -n -e 's,^lang_requires=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^lang_requires=\([^ ]*\).*$,\1,p' $lang` - for other in $this_lang_requires - do + # From the config-lang.in, get $language, $lang_requires + language= + lang_requires= + . ${lang_frag} + for other in ${lang_requires} ; do case ,${enable_languages}, in *,$other,*) ;; *,all,*) ;; - *,$lang_alias,*) - echo " \`$other' language required by \`$lang_alias'; enabling" 1>&2 - enable_languages="$enable_languages,$other" + *,$language,*) + echo " \`$other' language required by \`$language'; enabling" 1>&2 + enable_languages="${enable_languages},${other}" ;; esac done @@ -1466,35 +1466,44 @@ do esac done -subdirs= -for lang in ${srcdir}/gcc/*/config-lang.in .. -do - case $lang in +for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do + case ${lang_frag} in ..) ;; # The odd quoting in the next line works around # an apparent bug in bash 1.12 on linux. ${srcdir}/gcc/[*]/config-lang.in) ;; *) - lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^ ]*\).*$,\1,p' $lang` - this_lang_libs=`sed -n -e 's,^target_libs=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^target_libs=\([^ ]*\).*$,\1,p' $lang` - this_lang_dirs=`sed -n -e 's,^lang_dirs=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^lang_dirs=\([^ ]*\).*$,\1,p' $lang` - build_by_default=`sed -n -e 's,^build_by_default=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^build_by_default=\([^ ]*\).*$,\1,p' $lang` - if test "x$lang_alias" = x - then - echo "$lang doesn't set \$language." 1>&2 + # From the config-lang.in, get $language, $target_libs, + # $lang_dirs, and $build_by_default + language= + target_libs= + lang_dirs= + build_by_default= + . ${lang_frag} + if test "x$language" = x ; then + echo "${lang_frag} doesn't set \$language." 1>&2 exit 1 fi - case ${build_by_default},${enable_languages}, in - *,$lang_alias,*) add_this_lang=yes ;; - no,*) add_this_lang=no ;; - *,all,*) add_this_lang=yes ;; + case ,${enable_languages}, in + *,${language},*) + # Language was explicitly selected; include it. + add_this_lang=yes + ;; + *,all,*) + # 'all' was selected; include 'default' languages. + case ${build_by_default} in + no) add_this_lang=no ;; + *) add_this_lang=yes ;; + esac + ;; *) add_this_lang=no ;; esac - if test x"${add_this_lang}" = xyes; then - : - else - eval noconfigdirs='"$noconfigdirs "'\"$this_lang_libs $this_lang_dirs\" - fi + case ${add_this_lang} in + no) + # Remove language-dependent dirs. + eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\" + ;; + esac ;; esac done @@ -2699,7 +2708,7 @@ test -n "$target_alias" && ncn_target_tool_prefix=$target_alias- # Extract the first word of "${ncn_tool_prefix}ar", so it can be a program name with args. set dummy ${ncn_tool_prefix}ar; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:2703: checking for $ac_word" >&5 +echo "configure:2712: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -2732,7 +2741,7 @@ if test -z "$ac_cv_prog_AR" ; then # Extract the first word of "ar", so it can be a program name with args. set dummy ar; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:2736: checking for $ac_word" >&5 +echo "configure:2745: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_AR'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -2771,7 +2780,7 @@ fi # Extract the first word of "${ncn_tool_prefix}as", so it can be a program name with args. set dummy ${ncn_tool_prefix}as; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:2775: checking for $ac_word" >&5 +echo "configure:2784: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_AS'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -2804,7 +2813,7 @@ if test -z "$ac_cv_prog_AS" ; then # Extract the first word of "as", so it can be a program name with args. set dummy as; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:2808: checking for $ac_word" >&5 +echo "configure:2817: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_AS'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -2843,7 +2852,7 @@ fi # Extract the first word of "${ncn_tool_prefix}dlltool", so it can be a program name with args. set dummy ${ncn_tool_prefix}dlltool; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:2847: checking for $ac_word" >&5 +echo "configure:2856: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_DLLTOOL'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -2876,7 +2885,7 @@ if test -z "$ac_cv_prog_DLLTOOL" ; then # Extract the first word of "dlltool", so it can be a program name with args. set dummy dlltool; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:2880: checking for $ac_word" >&5 +echo "configure:2889: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_DLLTOOL'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -2915,7 +2924,7 @@ fi # Extract the first word of "${ncn_tool_prefix}ld", so it can be a program name with args. set dummy ${ncn_tool_prefix}ld; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:2919: checking for $ac_word" >&5 +echo "configure:2928: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_LD'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -2948,7 +2957,7 @@ if test -z "$ac_cv_prog_LD" ; then # Extract the first word of "ld", so it can be a program name with args. set dummy ld; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:2952: checking for $ac_word" >&5 +echo "configure:2961: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_LD'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -2987,7 +2996,7 @@ fi # Extract the first word of "${ncn_tool_prefix}nm", so it can be a program name with args. set dummy ${ncn_tool_prefix}nm; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:2991: checking for $ac_word" >&5 +echo "configure:3000: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_NM'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3020,7 +3029,7 @@ if test -z "$ac_cv_prog_NM" ; then # Extract the first word of "nm", so it can be a program name with args. set dummy nm; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3024: checking for $ac_word" >&5 +echo "configure:3033: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_NM'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3059,7 +3068,7 @@ fi # Extract the first word of "${ncn_tool_prefix}ranlib", so it can be a program name with args. set dummy ${ncn_tool_prefix}ranlib; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3063: checking for $ac_word" >&5 +echo "configure:3072: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3092,7 +3101,7 @@ if test -z "$ac_cv_prog_RANLIB" ; then # Extract the first word of "ranlib", so it can be a program name with args. set dummy ranlib; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3096: checking for $ac_word" >&5 +echo "configure:3105: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_RANLIB'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3131,7 +3140,7 @@ fi # Extract the first word of "${ncn_tool_prefix}windres", so it can be a program name with args. set dummy ${ncn_tool_prefix}windres; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3135: checking for $ac_word" >&5 +echo "configure:3144: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_WINDRES'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3164,7 +3173,7 @@ if test -z "$ac_cv_prog_WINDRES" ; then # Extract the first word of "windres", so it can be a program name with args. set dummy windres; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3168: checking for $ac_word" >&5 +echo "configure:3177: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_WINDRES'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3203,7 +3212,7 @@ fi # Extract the first word of "${ncn_tool_prefix}objcopy", so it can be a program name with args. set dummy ${ncn_tool_prefix}objcopy; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3207: checking for $ac_word" >&5 +echo "configure:3216: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_OBJCOPY'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3236,7 +3245,7 @@ if test -z "$ac_cv_prog_OBJCOPY" ; then # Extract the first word of "objcopy", so it can be a program name with args. set dummy objcopy; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3240: checking for $ac_word" >&5 +echo "configure:3249: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_OBJCOPY'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3275,7 +3284,7 @@ fi # Extract the first word of "${ncn_tool_prefix}objdump", so it can be a program name with args. set dummy ${ncn_tool_prefix}objdump; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3279: checking for $ac_word" >&5 +echo "configure:3288: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_OBJDUMP'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3308,7 +3317,7 @@ if test -z "$ac_cv_prog_OBJDUMP" ; then # Extract the first word of "objdump", so it can be a program name with args. set dummy objdump; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3312: checking for $ac_word" >&5 +echo "configure:3321: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_OBJDUMP'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3356,7 +3365,7 @@ fi # Extract the first word of "${ncn_target_tool_prefix}ar", so it can be a program name with args. set dummy ${ncn_target_tool_prefix}ar; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3360: checking for $ac_word" >&5 +echo "configure:3369: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_AR_FOR_TARGET'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3389,7 +3398,7 @@ if test -z "$ac_cv_prog_AR_FOR_TARGET" ; then # Extract the first word of "ar", so it can be a program name with args. set dummy ar; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3393: checking for $ac_word" >&5 +echo "configure:3402: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_AR_FOR_TARGET'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3428,7 +3437,7 @@ fi # Extract the first word of "${ncn_target_tool_prefix}as", so it can be a program name with args. set dummy ${ncn_target_tool_prefix}as; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3432: checking for $ac_word" >&5 +echo "configure:3441: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_AS_FOR_TARGET'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3461,7 +3470,7 @@ if test -z "$ac_cv_prog_AS_FOR_TARGET" ; then # Extract the first word of "as", so it can be a program name with args. set dummy as; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3465: checking for $ac_word" >&5 +echo "configure:3474: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_AS_FOR_TARGET'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3500,7 +3509,7 @@ fi # Extract the first word of "${ncn_target_tool_prefix}dlltool", so it can be a program name with args. set dummy ${ncn_target_tool_prefix}dlltool; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3504: checking for $ac_word" >&5 +echo "configure:3513: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_DLLTOOL_FOR_TARGET'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3533,7 +3542,7 @@ if test -z "$ac_cv_prog_DLLTOOL_FOR_TARGET" ; then # Extract the first word of "dlltool", so it can be a program name with args. set dummy dlltool; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3537: checking for $ac_word" >&5 +echo "configure:3546: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_DLLTOOL_FOR_TARGET'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3572,7 +3581,7 @@ fi # Extract the first word of "${ncn_target_tool_prefix}ld", so it can be a program name with args. set dummy ${ncn_target_tool_prefix}ld; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3576: checking for $ac_word" >&5 +echo "configure:3585: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_LD_FOR_TARGET'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3605,7 +3614,7 @@ if test -z "$ac_cv_prog_LD_FOR_TARGET" ; then # Extract the first word of "ld", so it can be a program name with args. set dummy ld; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3609: checking for $ac_word" >&5 +echo "configure:3618: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_LD_FOR_TARGET'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3644,7 +3653,7 @@ fi # Extract the first word of "${ncn_target_tool_prefix}nm", so it can be a program name with args. set dummy ${ncn_target_tool_prefix}nm; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3648: checking for $ac_word" >&5 +echo "configure:3657: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_NM_FOR_TARGET'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3677,7 +3686,7 @@ if test -z "$ac_cv_prog_NM_FOR_TARGET" ; then # Extract the first word of "nm", so it can be a program name with args. set dummy nm; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3681: checking for $ac_word" >&5 +echo "configure:3690: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_NM_FOR_TARGET'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3716,7 +3725,7 @@ fi # Extract the first word of "${ncn_target_tool_prefix}ranlib", so it can be a program name with args. set dummy ${ncn_target_tool_prefix}ranlib; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3720: checking for $ac_word" >&5 +echo "configure:3729: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB_FOR_TARGET'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3749,7 +3758,7 @@ if test -z "$ac_cv_prog_RANLIB_FOR_TARGET" ; then # Extract the first word of "ranlib", so it can be a program name with args. set dummy ranlib; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3753: checking for $ac_word" >&5 +echo "configure:3762: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_RANLIB_FOR_TARGET'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3788,7 +3797,7 @@ fi # Extract the first word of "${ncn_target_tool_prefix}windres", so it can be a program name with args. set dummy ${ncn_target_tool_prefix}windres; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3792: checking for $ac_word" >&5 +echo "configure:3801: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_WINDRES_FOR_TARGET'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3821,7 +3830,7 @@ if test -z "$ac_cv_prog_WINDRES_FOR_TARGET" ; then # Extract the first word of "windres", so it can be a program name with args. set dummy windres; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:3825: checking for $ac_word" >&5 +echo "configure:3834: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_WINDRES_FOR_TARGET'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -3888,7 +3897,7 @@ RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target} NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target} echo $ac_n "checking whether to enable maintainer-specific portions of Makefiles""... $ac_c" 1>&6 -echo "configure:3892: checking whether to enable maintainer-specific portions of Makefiles" >&5 +echo "configure:3901: checking whether to enable maintainer-specific portions of Makefiles" >&5 # Check whether --enable-maintainer-mode or --disable-maintainer-mode was given. if test "${enable_maintainer_mode+set}" = set; then enableval="$enable_maintainer_mode" diff --git a/configure.in b/configure.in index 463db7a..1ace2dc 100644 --- a/configure.in +++ b/configure.in @@ -755,24 +755,24 @@ enable_languages=`echo "${enable_languages}" | sed -e 's/[[ ,]][[ ,]]*/,/g' -e # First scan to see if an enabled language requires some other language. # We assume that a given config-lang.in will list all the language # front ends it requires, even if some are required indirectly. -for lang in ${srcdir}/gcc/*/config-lang.in .. -do - case $lang in +for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do + case ${lang_frag} in ..) ;; # The odd quoting in the next line works around # an apparent bug in bash 1.12 on linux. ${srcdir}/gcc/[[*]]/config-lang.in) ;; *) - lang_alias=`sed -n -e 's,^language=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^language=\([[^ ]]*\).*$,\1,p' $lang` - this_lang_requires=`sed -n -e 's,^lang_requires=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^lang_requires=\([[^ ]]*\).*$,\1,p' $lang` - for other in $this_lang_requires - do + # From the config-lang.in, get $language, $lang_requires + language= + lang_requires= + . ${lang_frag} + for other in ${lang_requires} ; do case ,${enable_languages}, in *,$other,*) ;; *,all,*) ;; - *,$lang_alias,*) - echo " \`$other' language required by \`$lang_alias'; enabling" 1>&2 - enable_languages="$enable_languages,$other" + *,$language,*) + echo " \`$other' language required by \`$language'; enabling" 1>&2 + enable_languages="${enable_languages},${other}" ;; esac done @@ -780,35 +780,44 @@ do esac done -subdirs= -for lang in ${srcdir}/gcc/*/config-lang.in .. -do - case $lang in +for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do + case ${lang_frag} in ..) ;; # The odd quoting in the next line works around # an apparent bug in bash 1.12 on linux. ${srcdir}/gcc/[[*]]/config-lang.in) ;; *) - lang_alias=`sed -n -e 's,^language=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^language=\([[^ ]]*\).*$,\1,p' $lang` - this_lang_libs=`sed -n -e 's,^target_libs=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^target_libs=\([[^ ]]*\).*$,\1,p' $lang` - this_lang_dirs=`sed -n -e 's,^lang_dirs=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^lang_dirs=\([[^ ]]*\).*$,\1,p' $lang` - build_by_default=`sed -n -e 's,^build_by_default=[['"'"'"'"]]\(.*\)[["'"'"'"']].*$,\1,p' -e 's,^build_by_default=\([[^ ]]*\).*$,\1,p' $lang` - if test "x$lang_alias" = x - then - echo "$lang doesn't set \$language." 1>&2 + # From the config-lang.in, get $language, $target_libs, + # $lang_dirs, and $build_by_default + language= + target_libs= + lang_dirs= + build_by_default= + . ${lang_frag} + if test "x$language" = x ; then + echo "${lang_frag} doesn't set \$language." 1>&2 exit 1 fi - case ${build_by_default},${enable_languages}, in - *,$lang_alias,*) add_this_lang=yes ;; - no,*) add_this_lang=no ;; - *,all,*) add_this_lang=yes ;; + case ,${enable_languages}, in + *,${language},*) + # Language was explicitly selected; include it. + add_this_lang=yes + ;; + *,all,*) + # 'all' was selected; include 'default' languages. + case ${build_by_default} in + no) add_this_lang=no ;; + *) add_this_lang=yes ;; + esac + ;; *) add_this_lang=no ;; esac - if test x"${add_this_lang}" = xyes; then - : - else - eval noconfigdirs='"$noconfigdirs "'\"$this_lang_libs $this_lang_dirs\" - fi + case ${add_this_lang} in + no) + # Remove language-dependent dirs. + eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\" + ;; + esac ;; esac done |