21380: update for wget 1.10, add missing descriptions and other minor fixes

Completion/Unix/Command/_wget

@@ -4,15 +4,15 @@ local curcontext="$curcontext" state line
 typeset -A opt_args
 
 _arguments -C -s \
-  '(--version -V)'{--version,-V}'[display version info]' \
-  '(--help -h)'{--help,-h}'[display help]' \
+  '(- *)'{--version,-V}'[display version info]' \
+  '(- *)'{--help,-h}'[display help]' \
   '(--background -b)'{--background,-b}'[run in background]' \
   '(--execute -e)'{--execute=,-e+}'[execute .wgetrc command]:.wgetrc command' \
   '(--output-file -o --append-output -a)'{--output-file=,-o+}'[specify output logfile]:log file to output:_files' \
   '(--append-output -a --output-file -o)'{--append-output=,-a+}'[specify output logfile to append to]:log file to append:_files' \
   '(--debug -d)'{--debug,-d}'[turn on debug output]' \
-  '(--quiet -q --verbose -v --non-verbose -nv)'{--quiet,-q}'[turn off output]' \
-  '(--quiet -q --verbose -v --non-verbose -nv)'{--verbose,-v}'[turn on verbose output]' \
+  '(--quiet -q --verbose -v --no-verbose -nv)'{--quiet,-q}'[turn off output]' \
+  '(--quiet -q --verbose -v --no-verbose -nv)'{--verbose,-v}'[turn on verbose output]' \
   '*-n+[turn off flags]:flags:->noflags' \
   '(--input-file -i)'{--input-file=,-i+}'[specify input file]:file containing URLs:_files' \
   '(--force-html -F)'{--force-html,-F}'[treat input file as html]' \
@@ -29,31 +29,60 @@ _arguments -C -s \
   '(--timeout -T)--dns-timeout=[set the DNS lookup timeout]:DNS lookup timeout (seconds)' \
   '(--timeout -T)--connect-timeout=[set the connect timeout]:connect timeout (seconds)' \
   '(--timeout -T)--read-timeout=[set the read timeout]:read timeout (seconds)' \
-  '(--wait,-w)'{--wait=,-w+}'[specify wait between retrievals]:wait between retrievals (seconds)' \
-  '(--random-wait)--waitretry=:wait between retries of a retrieval (seconds)' \
-  '(--waitretry)--random-wait[wait from 0...2*WAIT secs between retrievals]' \
-  '(--proxy -Y)'{--proxy=,-Y+}'[turn proxy on or off]:proxy use:(on off)' \
+  '(--wait,-w)'{--wait=,-w+}'[specify wait between retrievals]:time (seconds)' \
+  '(--random-wait)--waitretry=:time (seconds)' \
+  '(--waitretry)--random-wait[random wait time between retrievals]' \
+  '(--proxy -Y --no-proxy)'{--proxy=,-Y+}'[explicitly turn on proxy]' \
+  '(--proxy -Y --no-proxy)--no-proxy[explicitly turn off proxy]' \
   '(--quota -Q)'{--quota=,-Q+}'[set retrieval quota]:number' \
   '--bind-address=:address to bind to (hostname or IP):_hosts' \
   '--limit-rate=[specify limit to download rate]:download rate limit' \
-  '--dns-cache=[disable caching DNS lookups]:dns cache:(on off)' \
+  '--no-dns-cache[disable caching DNS lookups]' \
   '--restrict-file-names=[restrict chars in file names to ones OS allows]:OS:->restrict' \
+  '(-4 --inet4-only -6 --inet6-only)'{-4,--inet4-only}'[connect only to IPv4 addresses]' \
+  '(-4 --inet4-only -6 --inet6-only)'{-6,--inet6-only}'[connect only to IPv6 addresses]' \
+  '--prefer-family[connect first to addresses of specified family]:address family:(IPv6 IPv4 none)' \
+  '(--http-user --ftp-user)--user[set both ftp and http user]:user' \
+  '(--http-password --ftp-password)--password[set both ftp and http password]:password' \
   '(--force-directories -x)'{--force-directories,-x}'[force creation of directories]' \
+  '--protocol-directories[use protocol name in directories]' \
   '(--directory-prefix -P)'{--directory-prefix=,-P+}'[specify prefix to save files to]:prefix:_files -/' \
   '--cut-dirs=:number:' \
-  '--http-user=:user:' \
-  '--http-passwd=:password:' \
-  '(--html-extension -E)'{--html-extension,-E}'[save all text/html files with a .html extension]' \
+  '(--user)--http-user=:user' \
+  '(--password)--http-password=:password' \
+  '--no-cache[disallow server-cached data]' \
+  '(--html-extension -E)'{--html-extension,-E}'[save all HTML documents with a .html extension]' \
   "--ignore-length[ignore \`Content-Length' header field]" \
-  '--header=:string:' \
-  '--proxy-user=:user:' \
-  '--proxy-passwd=:password:' \
+  '--header=:string' \
+  '--proxy-user=:user' \
+  '--proxy-password=:password' \
   '--referer=:URL:_urls' \
-  '(--save-headers -s)'{--save-headers,-s}'[save http headers]' \
+  '--save-headers[save http headers]' \
   '(--user-agent -U)'{--user-agent=,-U+}'[specify user agent to identify as]:user-agent' \
+  '--no-http-keep-alive[disable HTTP keep-alive]' \
+  '--no-cookies=[turn cookies off]' \
+  '--load-cookies=[specify file to load cookies from]:cookie file:_files' \
+  '--save-cookies=[specify file to save cookies to]:cookie file:_files' \
+  '--keep-session-cookies[load and save session cookies]' \
+  '--post-data=[use the POST method with specified data]:data to send' \
+  '--post-file=[use the POST method; sending contents of a file]:file:_files' \
+  '--secure-protocol=[choose secure protocol]:protocol:(SSLv2 SSLv3 TLSv1)' \
+  "--no-check-certificate=[don't check the server certificate]" \
+  '--certificate=[specify client certificate]:client certificate file:_files' \
+  '--certificate-type=[specify client certificate type]:certificate type:(PEM DER)' \
+  '--private-key=[specify private key file]:key file:_files' \
+  '--private-key-type=[specify private key type]:key type:key type:(PEM DER)' \
+  "--ca-certificate=[specify file with bundle of CA's]:file:_files" \
+  "--ca-directory=[specify dir where hash list of CA's are stored]:directory:_directories" \
+  '--random-file[specify file with random data for seeding generator]:file:_files' \
+  '--egd-file=[specify filename of EGD socket]:file:_files' \
+  '(--user)--ftp-user=:user' \
+  '(--password)--ftp-password=:password' \
+  "--no-remove-listing[don't remove \`.listing' files]" \
+  '--no-glob[turn off FTP file name globbing.]' \
+  '--no-passive-ftp' \
   '--retr-symlinks' \
-  '(--glob -g)'{--glob=,-g+}'[turn file globbing on or off]:glob:(on off)' \
-  '--passive-ftp' \
+  '--preserve-permissions[preserve remote file permissions with ftp]' \
   '(--recursive -r)'{--recursive,-r}'[recurse subdirectories]' \
   '(--level -l)'{--level=,-l+}'[specify maximum recursion depth]:level' \
   '--delete-after' \
@@ -64,39 +93,23 @@ _arguments -C -s \
   '--strict-comments[turn on strict (SGML) handling of HTML comments]' \
   '(--accept -A)'{--accept=,-A+}'[specify accepted extensions]:extensions' \
   '(--reject -R)'{--reject=,-R+}'[specify rejected extensions]:extensions' \
-  '(--domains -D)'{--domains=,-D+}'[specify accepted domains]:domains' \
-  '--exclude-domains=:rejected domains:' \
+  '(--domains -D)'{--domains=,-D+}'[specify accepted domains]:domains:_domains' \
+  '--exclude-domains=:rejected domains:_domains' \
   '--follow-ftp' \
   '--follow-tags=:HTML tags:' \
-  '(--ignore-tags -G)'{--ignore-tags=,-G+}'[specify ignored HTML tags]:HTML tags' \
+  '--ignore-tags=[specify ignored HTML tags]:HTML tags' \
   '(--span-hosts -H)'{--span-hosts,-H}'[span hosts]' \
   '(--relative -L)'{--relative,-L}'[follow relative links only]' \
   '(--include-directories -I)'{--include-directories=,-I+}'[include directories]:allowed directories' \
   '(--exclude-directories -X)'{--exclude-directories=,-X+}'[exclude directories]:excluded directories' \
   '--no-host-lookup' \
   '--no-parent' \
-  '--non-verbose' \
+  '--no-verbose' \
   '--no-clobber' \
   '--no-directories' \
   '--no-host-directories' \
-  '--dont-remove-listing' \
-  '(--cache -C)'{--cache=,-C+}'[(dis)allow server-cached data]:cache:(on off)' \
   '--htmlify=:htmlify:' \
   '--no:no:->noflags' \
-  '--cookies=[turn cookies on or off]:cookies:(on off)' \
-  '--load-cookies=[specify file to load cookies from]:cookie file:_files' \
-  '--save-cookies=[specify file to save cookies to]:cookie file:_files' \
-  '--post-data=[use the POST method with specified data]:data to send' \
-  '--post-file=[use the POST method; sending contents of a file]:file:_files' \
-  '--no-http-keep-alive[disable HTTP keep-alive]' \
-  '--sslcertfile=[specify client certificate]:client certificate file:_files' \
-  '--sslcertkey=[specify keyfile for certificate]:keyfile:_files' \
-  '--egd-file=[specify filename of EGD socket]' \
-  "--sslcadir=[specify dir where hash list of CA's are stored]:directory:_directories" \
-  "--sslcafile=[specify file with bundle of CA's]:file:_files" \
-  '--sslcerttype=[specify client cert type]:certificate type:((0\:PEM 1\:ASN1))' \
-  '--sslcheckcert=[check the server cert against given CA]: :(0 1)' \
-  '--sslprotocol=[choose SSL protocol]:protocol version:((0\:automatic 1\:SSLv2 2\:SSLv3 3\:TLSv1))' \
   '*:URL:_urls' && return 0
 
 case "$state" in
@@ -111,7 +124,6 @@ case "$state" in
       'H[no host directories]' \
       'd[no directories]' \
       'c[no clobber]' \
-      'r[don'\''t remove listing]' \
       'p[no parent]'
   ;;
   restrict)