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1 | |
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2 | usage() |
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3 | { |
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4 | cat <<EOF |
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5 | Usage: libpng-config [OPTION] ... |
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6 | |
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7 | Known values for OPTION are: |
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8 | |
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9 | --prefix print libpng prefix |
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10 | --libdir print path to directory containing library |
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11 | --libs print library linking information |
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12 | --ccopts print compiler options |
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13 | --cppflags print pre-processor flags |
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14 | --cflags print preprocessor flags, I_opts, and compiler options |
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15 | --I_opts print "-I" include options |
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16 | --L_opts print linker "-L" flags for dynamic linking |
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17 | --R_opts print dynamic linker "-R" or "-rpath" flags |
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18 | --ldopts print linker options |
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19 | --ldflags print linker flags (ldopts, L_opts, R_opts, and libs) |
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20 | --static revise subsequent outputs for static linking |
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21 | --help print this help and exit |
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22 | --version print version information |
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23 | EOF |
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24 | |
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25 | exit $1 |
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26 | } |
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27 | |
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28 | if test $# -eq 0; then |
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29 | usage 1 |
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30 | fi |
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31 | |
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32 | while test $# -gt 0; do |
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33 | case "$1" in |
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34 | |
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35 | --prefix) |
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36 | echo ${prefix} |
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37 | ;; |
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38 | |
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39 | --version) |
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40 | echo ${version} |
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41 | exit 0 |
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42 | ;; |
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43 | |
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44 | --help) |
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45 | usage 0 |
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46 | ;; |
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47 | |
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48 | --ccopts) |
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49 | echo ${ccopts} |
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50 | ;; |
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51 | |
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52 | --cppflags) |
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53 | echo ${cppflags} |
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54 | ;; |
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55 | |
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56 | --cflags) |
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57 | echo ${I_opts} ${cppflags} ${ccopts} |
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58 | ;; |
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59 | |
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60 | --libdir) |
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61 | echo ${libdir} |
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62 | ;; |
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63 | |
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64 | --libs) |
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65 | echo ${libs} |
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66 | ;; |
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67 | |
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68 | --I_opts) |
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69 | echo ${I_opts} |
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70 | ;; |
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71 | |
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72 | --L_opts) |
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73 | echo ${L_opts} |
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74 | ;; |
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75 | |
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76 | --R_opts) |
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77 | echo ${R_opts} |
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78 | ;; |
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79 | |
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80 | --ldflags) |
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81 | echo ${ldflags} ${L_opts} ${R_opts} ${libs} |
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82 | ;; |
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83 | |
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84 | --static) |
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85 | R_opts="" |
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86 | ;; |
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87 | |
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88 | *) |
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89 | usage |
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90 | exit 1 |
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91 | ;; |
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92 | esac |
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93 | shift |
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94 | done |
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95 | |
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96 | exit 0 |
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