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1 # configure.in for Ur/Web -*- sh -*-
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2 # Process this file with autoconf to produce a configure script.
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3
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4 # -------------- usual initial stuff -------------
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5 # this simply names a file somewhere in the source tree to verify
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6 # we're in the right directory
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7 AC_INIT(THIS_IS_URWEB)
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8
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9
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10 # sm: require a late-enough autoconf; this is the version number
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11 # that's on manju, so I assume it's ok
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12 AC_PREREQ(2.50)
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13
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14 AC_MSG_NOTICE(Configuring Ur/Web)
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15
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16 # make sure I haven't forgotten to run autoconf
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17 if test configure -ot configure.ac; then
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18 AC_MSG_ERROR(configure is older than configure.in; you forgot to run autoconf)
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19 fi
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20
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21 # ---------------- generic functions -----------------
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22 # debugging diagnostic; set to 'echo' to debug or 'true' for production
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23 diagnostic() {
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24 #echo "$@"
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25 true "$@"
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26 }
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27
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adamc@429
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28 if test [$prefix = "NONE"]; then
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29 prefix=/usr/local
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30 fi
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31
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32 if test [-z $BIN]; then
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33 BIN=$prefix/bin
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34 fi
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35
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36 if test [-z $LIB]; then
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37 LIB=$prefix/lib/urweb
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38 fi
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39
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40 if test [-z $INCLUDE]; then
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41 INCLUDE=$prefix/include/urweb
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42 fi
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43
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44 if test [-z $SITELISP]; then
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45 SITELISP=$prefix/share/emacs/site-lisp/urweb-mode
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46 fi
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47
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48
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49 do_not_edit="Do not edit this file. It was generated automatically from"
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50
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51
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52 # ----------------- finish up -------------------
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53 # names of the variables that get substituted in files; for example,
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54 # write @ARCHOS@ somewhere in a written file to get it substituted
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55 AC_SUBST(BIN)
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56 AC_SUBST(LIB)
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57 AC_SUBST(INCLUDE)
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58 AC_SUBST(SITELISP)
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59 AC_SUBST(GCCARGS)
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60 AC_SUBST(do_not_edit)
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61
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62 # finish the configure script and generate various files; ./configure
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63 # will apply variable substitutions to <filename>.in to generate <filename>;
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64 # I find it useful to mark generated files as read-only so I don't
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65 # accidentally edit them (and then lose my changes when ./configure
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66 # runs again); I had originally done the chmod after AC_OUTPUT, but
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67 # the problem is then the chmod doesn't run inside ./config.status
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68
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69 # MY_AC_CONFIG_FILES(filename)
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70 # do AC_CONFIG_FILES(filename, chmod a-w filename)
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71 define([MY_AC_CONFIG_FILES],
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72 [{
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73 if test -f [$1].in; then
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74 AC_CONFIG_FILES([$1], chmod a-w [$1])
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75 else
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76 true
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77 #echo "skipping [$1] because it's not in this distribution"
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78 fi
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adamc@378
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79 }])
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80 define([MY_AC_CONFIG_EXE_FILES],
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81 [{
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adamc@378
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82 if test -f [$1].in; then
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83 AC_CONFIG_FILES([$1], [chmod a-w,a+x $1])
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adamc@378
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84 else
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85 true
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adamc@378
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86 #echo "skipping [$1] because it's not in this distribution"
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87 fi
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adamc@378
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88 }])
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89 MY_AC_CONFIG_FILES(Makefile)
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90 MY_AC_CONFIG_FILES(src/config.sml)
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91
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92 AC_OUTPUT()
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93
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adamc@378
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94 # show the user what the variables have been set to
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adamc@378
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95 cat <<EOF
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96
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adamc@378
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97 Ur/Web configuration:
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98 bin directory: BIN $BIN
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99 lib directory: LIB $LIB
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100 include directory: INCLUDE $INCLUDE
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101 site-lisp directory: SITELISP $SITELISP
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102 Extra GCC args: GCCARGS $GCCARGS
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103 EOF
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