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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