emacs grep warns 'GREP_OPTIONS is deprecated' (#1176547)

Signed-off-by: Petr Hracek <phracek@redhat.com>

emacs-grep-deprecated.patch

@@ -0,0 +1,54 @@
+diff --git a/lisp/progmodes/grep.el b/lisp/progmodes/grep.el
+index 9962945..763f906 100644
+--- a/lisp/progmodes/grep.el
++++ b/lisp/progmodes/grep.el
+@@ -77,11 +77,10 @@ in grep buffers, so if you have globally disabled font-lock-mode,
+ you will not get highlighting.
+ 
+ This option sets the environment variable GREP_COLORS to specify
+-markers for highlighting and GREP_OPTIONS to add the --color
+-option in front of any explicit grep options before starting
+-the grep.
++markers for highlighting and adds the --color option in front of
++any explicit grep options before starting the grep.
+ 
+-When this option is `auto', grep uses `--color=auto' to highlight
++When this option is `auto', grep uses `--color' to highlight
+ matches only when it outputs to a terminal (when `grep' is the last
+ command in the pipe), thus avoiding the use of any potentially-harmful
+ escape sequences when standard output goes to a file or pipe.
+@@ -97,7 +96,7 @@ To change the default value, use Customize or call the function
+   :type '(choice (const :tag "Do not highlight matches with grep markers" nil)
+ 		 (const :tag "Highlight matches with grep markers" t)
+ 		 (const :tag "Use --color=always" always)
+-		 (const :tag "Use --color=auto" auto)
++		 (const :tag "Use --color" auto)
+ 		 (other :tag "Not Set" auto-detect))
+   :set 'grep-apply-setting
+   :version "22.1"
+@@ -467,10 +466,6 @@ Set up `compilation-exit-message-function' and run `grep-setup-hook'."
+     ;; `setenv' modifies `process-environment' let-bound in `compilation-start'
+     ;; Any TERM except "dumb" allows GNU grep to use `--color=auto'
+     (setenv "TERM" "emacs-grep")
+-    (setenv "GREP_OPTIONS"
+-	    (concat (getenv "GREP_OPTIONS")
+-		    " --color=" (if (eq grep-highlight-matches 'always)
+-				    "always" "auto")))
+     ;; GREP_COLOR is used in GNU grep 2.5.1, but deprecated in later versions
+     (setenv "GREP_COLOR" "01;31")
+     ;; GREP_COLORS is used in GNU grep 2.5.2 and later versions
+@@ -570,7 +565,13 @@ This function is called from `compilation-filter-hook'."
+     (unless (and grep-command grep-find-command
+ 		 grep-template grep-find-template)
+       (let ((grep-options
+-	     (concat (if grep-use-null-device "-n" "-nH")
++	     (concat (and grep-highlight-matches
++                      (grep-probe grep-program
++                                  `(nil nil nil "--color" "x" ,null-device)
++                                  nil 1)
++                      (if (eq grep-highlight-matches 'always)
++                           "--color=always " "--color "))
++                 (if grep-use-null-device "-n" "-nH")
+ 		     (if (grep-probe grep-program
+ 				     `(nil nil nil "-e" "foo" ,null-device)
+ 				     nil 1)

emacs.spec

@@ -5,7 +5,7 @@ Summary: GNU Emacs text editor
 Name:          emacs
 Epoch:         1
 Version:       24.4
-Release: 5%{?dist}
+Release:       6%{?dist}
 License:       GPLv3+ and CC0-1.0
 URL:           http://www.gnu.org/software/emacs/
 Group:         Applications/Editors
@@ -27,6 +27,7 @@ Patch1: emacs-spellchecker.patch
 Patch2:        emacs-pdf-default.patch
 Patch3:        emacs-no-bitmap-icon.patch
 Patch4:        emacs-configure.patch
+Patch5:        emacs-grep-deprecated.patch
 
 BuildRequires: atk-devel
 BuildRequires: cairo-devel
@@ -188,6 +189,7 @@ packages that add functionality to Emacs.
 %patch2 -p1 -b .pdf-default.patch
 %patch3 -p1 -b .bitmap
 %patch4 -p1 -b .config
+%patch5 -p1 -b .grep-deprecated
 autoconf
 
 # We prefer our emacs.desktop file
@@ -489,6 +491,9 @@ update-desktop-database &> /dev/null || :
 %dir %{_datadir}/emacs/site-lisp/site-start.d
 
 %changelog
+* Tue Apr  7 2015 Petr Hracek <phracek@redhat.com> - 1:24.4-6
+- emacs grep warns 'GREP_OPTIONS is deprecated' (#1176547)
+
 * Thu Mar 26 2015 Richard Hughes <rhughes@redhat.com> - 1:24.4-5
 - Add an AppData file for the software center