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