eget: improve help, small fixes

bin/tools_eget

@@ -254,8 +254,11 @@ WGETUSERAGENT=''
 CURLUSERAGENT=''
 WGETQ='' #-q
 CURLQ='' #-s
+# TODO: aria2c
+# TODO: wget --trust-server-names
+# TODO: 
 WGETNAMEOPTIONS='--content-disposition'
-CURLNAMEOPTIONS='--remote-name --remote-header-name'
+CURLNAMEOPTIONS='--remote-name --remote-time --remote-header-name'
 
 LISTONLY=''
 CHECKURL=''
@@ -266,6 +269,7 @@ CHECKMIRRORS=''
 TARGETFILE=''
 FORCEIPV=''
 
+
 set_quiet()
 {
     WGETQ='-q'
@@ -296,10 +300,17 @@ Options:
     --check URL               - check if the URL is accessible (returns HTTP 200 OK)
     --get-filename URL        - print filename for the URL (via Content-Disposition if applicable)
 
+Supported URLs:
+  ftp:// http:// https:// file:/ ipfs://
+
+Supported backends:
+  wget curl ipfs (todo: aria2c)
+
 Examples:
   $ eget http://ftp.somesite.ru/package-*.x64.tar
   $ eget http://ftp.somesite.ru/package *.tar
   $ eget https://github.com/owner/project package*.ext
+  $ eget -O myname ipfs://QmVRUjnsnxHWkjq91KreCpUk4D9oZEbMwNQ3rzdjwND5dR
   $ eget --list http://ftp.somesite.ru/package-*.tar
   $ eget --check http://ftp.somesite.ru/test
   $ eget --list http://download.somesite.ru 'package-*.tar.xz'
@@ -620,7 +631,6 @@ url_check()
 
 url_get_filename()
 {
-    # FIXME
     basename "$1"
 }
 
@@ -660,7 +670,7 @@ url_get_filename()
 }
 
 
-elif [ -n "$WGET" ] ; then
+elif [ -n "$WGET" ] && [ "$EGET_BACKEND" != "curl" ] ; then
 __wget()
 {
     if [ -n "$WGETUSERAGENT" ] ; then