[867ab080] | 1 | # $Id$ |
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| 2 | # |
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| 3 | # Some hacks for handling powerpc-exception subdirectories |
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| 4 | # |
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| 5 | # Note: Consider this file a temporary band-aid until a better, more general |
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| 6 | # subdirectory handling solution is introduced to RTEMS. |
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| 7 | |
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| 8 | AC_DEFUN([RTEMS_PPC_EXCEPTIONS], |
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| 9 | [ |
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| 10 | exceptions="$1_exception_processing" |
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| 11 | AC_SUBST(exceptions) |
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| 12 | |
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| 13 | AC_CONFIG_COMMANDS_POST( |
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| 14 | [ |
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| 15 | exceptions_subdirs="$1_exception_processing" |
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| 16 | updir=/../support |
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| 17 | |
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| 18 | if test "$no_recursion" != yes; then |
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| 19 | |
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| 20 | RTEMS_CONFIGURE_ARGS_QUOTE([ac_sub_configure_args]) |
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| 21 | |
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| 22 | for ac_subdir in : $exceptions_subdirs; do test "x$ac_subdir" = x: && continue |
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| 23 | |
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| 24 | # Do not complain, so a configure script can configure whichever |
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| 25 | # parts of a large source tree are present. |
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| 26 | test -d $srcdir${updir}/$ac_subdir || continue |
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| 27 | |
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| 28 | AC_MSG_NOTICE([configuring in $ac_subdir]) |
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| 29 | case $srcdir in |
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| 30 | .) ;; |
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| 31 | *) AS_MKDIR_P(["./$ac_subdir"]) |
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| 32 | if test -d ./$ac_subdir; then :; |
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| 33 | else |
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| 34 | AC_MSG_ERROR([cannot create `pwd`/$ac_subdir]) |
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| 35 | fi |
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| 36 | ;; |
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| 37 | esac |
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| 38 | |
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| 39 | ac_popdir=`pwd` |
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| 40 | cd $ac_subdir |
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| 41 | |
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| 42 | # A "../" for each directory in /$ac_subdir. |
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| 43 | ac_dots=`echo $ac_subdir | |
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| 44 | sed 's,^\./,,;s,[[^/]]$,&/,;s,[[^/]]*/,../,g'` |
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| 45 | |
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| 46 | case $srcdir in |
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| 47 | .) # No --srcdir option. We are building in place. |
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| 48 | ac_sub_srcdir=$srcdir${updir} ;; |
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| 49 | [[\\/]]* | ?:[[\\/]]* ) # Absolute path. |
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| 50 | ac_sub_srcdir=$srcdir${updir}/$ac_subdir ;; |
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| 51 | *) # Relative path. |
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| 52 | ac_sub_srcdir=$ac_dots$srcdir${updir}/$ac_subdir ;; |
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| 53 | esac |
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| 54 | |
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| 55 | # Check for guested configure; otherwise get Cygnus style configure. |
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| 56 | if test -f $ac_sub_srcdir/configure.gnu; then |
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| 57 | ac_sub_configure="$SHELL '$ac_sub_srcdir/configure.gnu'" |
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| 58 | elif test -f $ac_sub_srcdir/configure; then |
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| 59 | ac_sub_configure="$SHELL '$ac_sub_srcdir/configure'" |
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| 60 | elif test -f $ac_sub_srcdir/configure.in; then |
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| 61 | ac_sub_configure=$ac_configure |
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| 62 | else |
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| 63 | AC_MSG_WARN([no configuration information is in $ac_subdir]) |
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| 64 | ac_sub_configure= |
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| 65 | fi |
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| 66 | |
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| 67 | # The recursion is here. |
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| 68 | if test -n "$ac_sub_configure"; then |
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| 69 | # Make the cache file name correct relative to the subdirectory. |
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| 70 | case $cache_file in |
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| 71 | [[\\/]]* | ?:[[\\/]]* ) ac_sub_cache_file=$cache_file ;; |
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| 72 | *) # Relative path. |
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| 73 | ac_sub_cache_file=$ac_dots$cache_file ;; |
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| 74 | esac |
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| 75 | |
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| 76 | AC_MSG_NOTICE([running $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir]) |
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| 77 | # The eval makes quoting arguments work. |
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| 78 | eval $ac_sub_configure $ac_sub_configure_args \ |
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| 79 | --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir || |
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| 80 | AC_MSG_ERROR([$ac_sub_configure failed for $ac_subdir]) |
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| 81 | fi |
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| 82 | |
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| 83 | cd $ac_popdir |
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| 84 | done |
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| 85 | fi |
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| 86 | ]) |
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| 87 | ]) |
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