esniper: drop broken and unmaintained package

Closes https://github.com/NixOS/nixpkgs/issues/116479.

pkgs/applications/networking/esniper/default.nix

@@ -1,31 +0,0 @@
-{ lib, stdenv, fetchgit, openssl, curl, coreutils, gawk, bash, which }:
-
-stdenv.mkDerivation {
-  name = "esniper-2.35.0-21-g6379846";
-
-  src = fetchgit {
-    url    = "https://git.code.sf.net/p/esniper/git";
-    rev    = "637984623984ef36782d52d8968df7fae7bbb0a7";
-    sha256 = "1md3fzs0k88f6mgvrj1yrh96mn0qlca2p6vfqj6dnpyb8pjjwp8w";
-  };
-
-  buildInputs = [ openssl curl ];
-
-  # Add support for CURL_CA_BUNDLE variable.
-  # Fix <https://sourceforge.net/p/esniper/bugs/648/>.
-  patches = [ ./find-ca-bundle.patch ];
-
-  postInstall = ''
-    sed <"frontends/snipe" >"$out/bin/snipe" \
-      -e "2i export PATH=\"$out/bin:${lib.makeBinPath [ coreutils gawk bash which ]}:\$PATH\""
-    chmod 555 "$out/bin/snipe"
-  '';
-
-  meta = with lib; {
-    description = "Simple, lightweight tool for sniping eBay auctions";
-    homepage    = "http://esniper.sourceforge.net";
-    license     = licenses.gpl2;
-    maintainers = with maintainers; [ lovek323 peti ];
-    platforms   = platforms.all;
-  };
-}

pkgs/applications/networking/esniper/find-ca-bundle.patch

@@ -1,26 +0,0 @@
-diff -ubr '--exclude=*.o' esniper-2-27-0-orig/http.c esniper-2-27-0-patched/http.c
---- esniper-2-27-0-orig/http.c	2012-02-06 22:04:06.000000000 +0100
-+++ esniper-2-27-0-patched/http.c	2012-07-27 10:54:20.893054646 +0200
-@@ -200,6 +200,9 @@
- int
- initCurlStuff(void)
- {
-+	/* Path to OpenSSL bundle file. */
-+	const char *ssl_capath=NULL;
-+
- 	/* list for custom headers */
- 	struct curl_slist *slist=NULL;
- 
-@@ -241,6 +244,12 @@
- 	if ((curlrc = curl_easy_setopt(easyhandle, CURLOPT_COOKIEFILE, "")))
- 		return initCurlStuffFailed();
- 
-+	/* If the environment variable CURL_CA_BUNDLE is set, pass through its
-+	 * contents to curl. */
-+	if ((ssl_capath = getenv("CURL_CA_BUNDLE")))
-+		if ((curlrc = curl_easy_setopt(easyhandle, CURLOPT_CAINFO, ssl_capath)))
-+			return initCurlStuffFailed();
-+
- 	slist = curl_slist_append(slist, "Accept: text/*");
- 	slist = curl_slist_append(slist, "Accept-Language: en");
- 	slist = curl_slist_append(slist, "Accept-Charset: iso-8859-1,*,utf-8");

pkgs/top-level/aliases.nix

@@ -179,6 +179,7 @@ mapAliases ({
   emacsPackages = emacs.pkgs; # added 2020-12-18
   emby = throw "The Emby derivation has been removed, see jellyfin instead for a free software fork."; # added 2019-05-01
   enblendenfuse = enblend-enfuse; # 2015-09-30
+  esniper = throw "esniper has been removed because upstream no longer maintains it (and it no longer works)"; # added 2021-04-12
   evolution_data_server = evolution-data-server; # added 2018-02-25
   etcdctl = etcd; # added 2018-04-25
   exfat-utils = exfat;                  # 2015-09-11

pkgs/top-level/all-packages.nix

@@ -22580,8 +22580,6 @@ in
 
   espeakedit = callPackage ../applications/audio/espeak/edit.nix { };
 
-  esniper = callPackage ../applications/networking/esniper { };
-
   eteroj.lv2 = libsForQt5.callPackage ../applications/audio/eteroj.lv2 { };
 
   etebase-server = with python3Packages; toPythonApplication etebase-server;