| |
| usage() |
| { |
| cat <<EOF |
| Usage: libpng-config [OPTION] ... |
| |
| Known values for OPTION are: |
| |
| --prefix print libpng prefix |
| --libs print library linking information |
| --cflags print compiler flags |
| --cppflags print pre-processor flags |
| --ldflags print loader flags |
| --help display this help and exit |
| --version output version information |
| EOF |
| |
| exit $1 |
| } |
| |
| if test $# -eq 0; then |
| usage 1 |
| fi |
| |
| while test $# -gt 0; do |
| case "$1" in |
| |
| --prefix) |
| echo ${prefix} |
| ;; |
| |
| --version) |
| echo ${version} |
| exit 0 |
| ;; |
| |
| --help) |
| usage 0 |
| ;; |
| |
| --cflags) |
| echo ${cflags} |
| ;; |
| |
| --cppflags) |
| echo ${cppflags} |
| ;; |
| |
| --libs) |
| echo ${libs} |
| ;; |
| |
| --ldflags) |
| echo ${ldflags} |
| ;; |
| |
| *) |
| usage |
| exit 1 |
| ;; |
| esac |
| shift |
| done |
| |
| exit 0 |