lsx: simplify/compress main() loops

README.md

@@ -2392,12 +2392,22 @@ asks for fido2 touch-check unexpectedly.
 Has more human-readable `-p/--pretty` mode and more traditional disaggregated
 `-c/--conns` mode for listing specific connections instead of just processes.
 
+See ["List connected processes for unix sockets" blog post] for some usage examples.
+
+["List connected processes for unix sockets" blog post]:
+  https://blog.fraggod.net/2024/08/06/list-connected-processes-for-unix-sockets-on-linux.html
+
 <a name=hdr-tcpdump-translate></a>
 ##### [tcpdump-translate](tcpdump-translate)
 
 Wrapper script for running `tcpdump -ln` (unbuffered lines, no dns), to translate,
 color-highlight and optionally filter-by specified addresses and network prefixes.
 
+There are couple images showing what it does in ["Adding color to tcpdump" blog post].
+
+["Adding color to tcpdump" blog post]:
+  https://blog.fraggod.net/2024/09/30/adding-color-to-tcpdump-makes-a-ton-of-difference.html
+
 Intended use is to match known hosts or networks in the output, while leaving
 all other addresses intact, without going to DNS PTR records or anything like that.
 

lsx

@@ -121,17 +121,12 @@ def main(argv=None):
 		sys.stdout.write(p)
 
 	paths = list(pl.Path(p) for p in opts.paths)
-
 	if opts.adjacent:
-		ps = list_adjacent(paths, opts.adjacent, opts.files)
-		for p in ps: _pp(p)
-
+		for p in list_adjacent(paths, opts.adjacent, opts.files): _pp(p)
 	else: # no options - print filtered input paths back
 		for p in paths:
-			if p.exists():
-				if opts.files and not p.is_file(): continue
-				_pp(p)
-			else: p_err(f'path inaccessible [ {p} ]')
+			if not p.exists(): p_err(f'path inaccessible [ {p} ]'); continue
+			if not opts.files or p.is_file(): _pp(p)
 
 if __name__ == '__main__':
 	try: sys.exit(main())