[PÄTCH] notmuch-emacs-mua: set EMACS{,CLIENT} variables to defaults when empty

diff --git a/5d/8c0ef187bb063e68677c653c24ed98fbaf9e4a b/5d/8c0ef187bb063e68677c653c24ed98fbaf9e4a
new file mode 100644 (file)
index 0000000..5603493
--- /dev/null
+++ b/5d/8c0ef187bb063e68677c653c24ed98fbaf9e4a
@@ -0,0 +1,80 @@
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+From: Tomi Ollila <tomi.ollila@iki.fi>\r
+To: notmuch@notmuchmail.org\r
+Subject: =?utf-8?q?=5BP=C3=84TCH=5D_notmuch-emacs-mua=3A_set_EMACS=7B=2CCLIENT=7D_variables_to_defaults_when_empty?=\r
+Date: Sun,  4 Oct 2015 21:59:42 +0300\r
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+\r
+... in addition to doing this when these variables are unset.\r
+\r
+It is more useful to use defaults (emacs or emacsclient) than empty\r
+string as a command name.\r
+---\r
+\r
+Without this:\r
+\r
+$ EMACS= ./notmuch-emacs-mua\r
+./notmuch-emacs-mua: line 150: exec: --: invalid option\r
+exec: usage: exec [-cl] [-a name] [command [arguments ...]] [redirection ...]\r
+zsh: exit 2     EMACS= ./notmuch-emacs-mua\r
+\r
+ notmuch-emacs-mua | 4 ++--\r
+ 1 file changed, 2 insertions(+), 2 deletions(-)\r
+\r
+diff --git a/notmuch-emacs-mua b/notmuch-emacs-mua\r
+index 016fa12613c4..4404cd7c33b8 100755\r
+--- a/notmuch-emacs-mua\r
++++ b/notmuch-emacs-mua\r
+@@ -30,8 +30,8 @@ escape ()\r
+     printf -v $2 '%s' "${__escape_arg__//\"/\\\"}"\r
+ }\r
+ \r
+-EMACS=${EMACS-emacs}\r
+-EMACSCLIENT=${EMACSCLIENT-emacsclient}\r
++EMACS=${EMACS:-emacs}\r
++EMACSCLIENT=${EMACSCLIENT:-emacsclient}\r
+ \r
+ PRINT_ONLY=\r
+ NO_WINDOW=\r
+-- \r
+2.0.0\r
+\r