diff options
author | Tom Ryder <tom@sanctum.geek.nz> | 2017-04-05 20:06:39 +1200 |
---|---|---|
committer | Tom Ryder <tom@sanctum.geek.nz> | 2017-04-05 20:46:47 +1200 |
commit | c8ab406749124d2e762ad5cf53963070113afd0f (patch) | |
tree | 54c9721a06957ebe7098a211eea803b0230c0f5d /bin/urlh.sh | |
parent | Handle POSIX correctness in ~/.bash_profile (diff) | |
download | dotfiles-c8ab406749124d2e762ad5cf53963070113afd0f.tar.gz dotfiles-c8ab406749124d2e762ad5cf53963070113afd0f.zip |
Apply runtime shebanging to POSIX shell
Diffstat (limited to 'bin/urlh.sh')
-rw-r--r-- | bin/urlh.sh | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/bin/urlh.sh b/bin/urlh.sh new file mode 100644 index 00000000..5b5cab74 --- /dev/null +++ b/bin/urlh.sh @@ -0,0 +1,29 @@ +# Get values for HTTP headers for the given URL + +# Check arguments +if [ "$#" -ne 2 ] ; then + printf 'urlt: Need an URL and a header name\n' + exit 2 +fi +url=$1 header=$2 + +# Run cURL header request +curl -fIsSL -- "$url" | + +# Unfold the headers +unf | + +# Change the line endings to UNIX format +sd2u | + +# Use awk to find any values for the header case-insensitively +awk -v header="$header" ' +BEGIN { + FS=": *" + header = tolower(header) +} +tolower($1) == header { + sub(/^[^ ]*: */, "") + print +} +' |