# HG changeset patch
# User Kyle Lippincott <spectral@google.com>
# Date 1617144876 25200
# Node ID 2fd5e0054dd9d2e36ba0b796726c701d9538294f
# Parent  728d89f6f9b1d180749d7678342c2a0eb8a72f42
deb: avoid use of [[ in 'rules' file

It's not supported by posix shell, and apparently my build system uses that.

Differential Revision: https://phab.mercurial-scm.org/D10292

diff -r 728d89f6f9b1 -r 2fd5e0054dd9 contrib/packaging/debian/rules
--- a/contrib/packaging/debian/rules	Tue Mar 30 02:32:30 2021 +0200
+++ b/contrib/packaging/debian/rules	Tue Mar 30 15:54:36 2021 -0700
@@ -96,7 +96,7 @@
 	cp contrib/bash_completion "$(CURDIR)"/debian/mercurial/usr/share/bash-completion/completions/hg
 	mkdir -p "$(CURDIR)"/debian/mercurial/usr/share/zsh/vendor-completions
 	cp contrib/zsh_completion "$(CURDIR)"/debian/mercurial/usr/share/zsh/vendor-completions/_hg
-	if [[ "$(DEB_HG_CHG_BY_DEFAULT)" -eq 1 ]]; then \
+	if [ "$(DEB_HG_CHG_BY_DEFAULT)" -eq 1 ]; then \
 		mkdir -p "$(CURDIR)"/debian/mercurial/usr/lib/mercurial; \
 		mv "$(CURDIR)"/debian/mercurial/usr/bin/hg "$(CURDIR)"/debian/mercurial/usr/lib/mercurial/hg; \
 		ln -s chg "$(CURDIR)"/debian/mercurial/usr/bin/hg; \