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1174
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1 #!/bin/sh |
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2 # |
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3 # cxxlibs -- try to get the C++ compiler to tell us what libraries |
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4 # it expects to link to, and echo the result to the standard output. |
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5 # |
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6 # John W. Eaton |
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7 # jwe@che.utexas.edu |
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8 # Department of Chemical Engineering |
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9 # The University of Texas at Austin |
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10 |
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11 trap 'rm -f conftest* core; exit 1' 1 3 15 |
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12 |
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13 # Write a minimal program and compile it with -v. I don't know what |
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14 # to do if your compiler doesn't have -v... |
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15 |
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16 echo "int main (void) { return 0; }" > conftest.c |
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17 |
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18 # I don't think that stripping commas out of this will ever hurt. |
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19 |
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20 coutput=`${CXX-c++} -v -o conftest conftest.c 2>&1 | sed 's/,/ /g'` |
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21 |
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22 clibs= |
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23 lflags= |
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24 want_arg= |
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25 |
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26 for arg in $coutput |
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27 do |
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28 if test x$want_arg = x |
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29 then |
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30 want_arg= |
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31 case $arg in |
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32 /*.a) |
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33 exists=false |
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34 for f in $lflags |
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35 do |
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36 if test x$arg = x$f |
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37 then |
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38 exists=true |
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39 fi |
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40 done |
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41 if $exists |
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42 then |
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43 arg= |
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44 else |
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45 lflags="$lflags $arg" |
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46 fi |
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47 ;; |
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48 -[LR]*) |
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49 exists=false |
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50 for f in $lflags |
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51 do |
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52 if test x$arg = x$f |
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53 then |
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54 exists=true |
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55 fi |
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56 done |
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57 ;; |
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58 -l*) |
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59 if test x$arg = x-lang-c++ |
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60 then |
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61 arg= |
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62 else |
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63 lflags="$lflags $arg" |
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64 fi |
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65 ;; |
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66 -u) |
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67 want_arg=$arg |
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68 ;; |
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69 *) |
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70 arg= |
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71 ;; |
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72 esac |
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73 else |
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74 want_arg= |
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75 fi |
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76 if test x$arg != x |
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77 then |
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78 clibs="$clibs $arg" |
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79 fi |
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80 done |
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81 |
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82 echo "$clibs" |
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83 |
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84 rm -f conftest* core |
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85 |
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86 # Bye-bye. |
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87 |
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88 exit 0 |
