Revert "Bump version."

hackage-security hasn't been updated with new bounds, so this
unbreaks the build.

This reverts commit eec15a35.

Cabal/Cabal.cabal

 name:          Cabal
-version:       2.1.0.0
+version:       1.25.0.0
 copyright:     2003-2017, Cabal Development Team (see AUTHORS file)
 license:       BSD3
 license-file:  LICENSE

Cabal/Makefile

 
-VERSION=2.1.0.0
+VERSION=1.25.0.0
 
 #KIND=devel
 KIND=rc

Cabal/changelog

 -*-change-log-*-
 
-2.0.0.0 (current development version)
+1.25.x.x (current development version)
 	* Add CURRENT_PACKAGE_VERSION to cabal_macros.h (#4319)
 	* Dropped support for versions of GHC earlier than 6.12 (#3111).
 	* GHC compatibility window for the Cabal library has been extended

Cabal/default.nix

@@ -4,7 +4,7 @@
 }:
 mkDerivation {
   pname = "Cabal";
-  version = "2.1.0.0";
+  version = "1.25.0.0";
   src = ./.;
   libraryHaskellDepends = [
     array base binary bytestring containers deepseq directory filepath

Cabal/doc/conf.py

@@ -13,7 +13,7 @@ import sphinx_rtd_theme
 sys.path.insert(0, os.path.abspath('.'))
 import cabaldomain
 
-version = "2.1"
+version = "1.25"
 
 extensions = ['sphinx.ext.extlinks']
 

Cabal/doc/developing-packages.rst

@@ -1038,7 +1038,7 @@ The library section should contain the following fields:
 The library section may also contain build information fields (see the
 section on `build information`_).
 
-Cabal 2.0 and later support "internal libraries", which are extra named
+Cabal 1.25 and later support "internal libraries", which are extra named
 libraries (as opposed to the usual unnamed library section). For
 example, suppose that your test suite needs access to some internal
 modules in your library, which you do not otherwise want to export. You

Cabal/doc/nix-local-build.rst

@@ -724,7 +724,7 @@ The following settings control the behavior of the dependency solver:
 
 .. cfg-field:: index-state: HEAD, unix-timestamp, ISO8601 UTC timestamp.
    :synopsis: Use source package index state as it existed at a previous time.
-   :since: 2.0
+   :since: 1.25
 
    :default: ``HEAD``
 

appveyor.yml

@@ -24,9 +24,9 @@ build_script:
   - Setup install
   # hackage-repo-tool doesn't build on Windows:
   # https://github.com/well-typed/hackage-security/issues/175
-  # - echo "" | ..\cabal install hackage-repo-tool --allow-newer=Cabal,time --constraint="Cabal == 2.1.0.0"
+  # - echo "" | ..\cabal install hackage-repo-tool --allow-newer=Cabal,time --constraint="Cabal == 1.25.0.0"
   - cd ..\cabal-testsuite
-  - ghc --make -threaded -i Setup.hs -package Cabal-2.1.0.0
+  - ghc --make -threaded -i Setup.hs -package Cabal-1.25.0.0
   - echo "" | ..\appveyor-retry ..\cabal install --only-dependencies --enable-tests
   - Setup configure --user --ghc-option=-Werror --enable-tests
   - Setup build

cabal-install/bootstrap.sh

@@ -233,8 +233,8 @@ NETWORK_VER="2.6.3.1"; NETWORK_VER_REGEXP="2\.[0-6]\."
                        # >= 2.0 && < 2.7
 NETWORK_URI_VER="2.6.1.0"; NETWORK_URI_VER_REGEXP="2\.6\."
                        # >= 2.6 && < 2.7
-CABAL_VER="2.1.0.0";  CABAL_VER_REGEXP="2\.1\.[0-9]"
-                       # >= 2.1 && < 2.2
+CABAL_VER="1.25.0.0";  CABAL_VER_REGEXP="1\.25\.[0-9]"
+                       # >= 1.25 && < 1.26
 TRANS_VER="0.5.2.0";   TRANS_VER_REGEXP="0\.[45]\."
                        # >= 0.2.* && < 0.6
 MTL_VER="2.2.1";       MTL_VER_REGEXP="[2]\."

cabal-install/cabal-install.cabal

 Name:               cabal-install
-Version:            2.1.0.0
+Version:            1.25.0.0
 Synopsis:           The command-line interface for Cabal and Hackage.
 Description:
     The \'cabal\' command-line program simplifies the process of managing
@@ -351,7 +351,7 @@ executable cabal
         base16-bytestring >= 0.1.1 && < 0.2,
         binary     >= 0.5      && < 0.9,
         bytestring >= 0.9      && < 1,
-        Cabal      >= 2.1      && < 2.2,
+        Cabal      >= 1.25     && < 1.26,
         containers >= 0.4      && < 0.6,
         cryptohash-sha256 >= 0.11 && < 0.12,
         deepseq    >= 1.3      && < 1.5,
@@ -720,7 +720,7 @@ test-suite integration-tests2
   default-language: Haskell2010
 
 custom-setup
-  setup-depends: Cabal >= 2.1,
+  setup-depends: Cabal >= 1.25,
                  base,
                  process   >= 1.1.0.1  && < 1.5,
                  filepath   >= 1.3      && < 1.5

cabal-install/changelog

 -*-change-log-*-
 
-2.0.0.0 (current development version)
+1.25.x.x (current development version)
 	* Removed the '--root-cmd' parameter of the 'install' command
 	(#3356).
 	* Deprecated 'cabal install --global' (#3356).

cabal-install/default.nix

@@ -7,7 +7,7 @@
 }:
 mkDerivation {
   pname = "cabal-install";
-  version = "2.1.0.0";
+  version = "1.25.0.0";
   src = ./.;
   isLibrary = false;
   isExecutable = true;

travis-common.sh

 set -e
 
 HACKAGE_REPO_TOOL_VERSION="0.1.1"
-CABAL_VERSION="2.1.0.0"
+CABAL_VERSION="1.25.0.0"
 
 # ---------------------------------------------------------------------
 # Timing / diagnostic output

travis-deploy.sh

@@ -8,7 +8,7 @@ deploy() {
     (cd cabal-website && git checkout --track -b gh-pages origin/gh-pages)
     rm -rf cabal-website/doc
     mkdir -p cabal-website/doc/html
-    mv dist-newstyle/build/Cabal-2.1.0.0/doc/html/Cabal \
+    mv dist-newstyle/build/Cabal-1.25.0.0/doc/html/Cabal \
        cabal-website/doc/html/Cabal
     (cd cabal-website && git add --all .)
     (cd cabal-website && \