build: Require bash to run configure

https://bugzilla.gnome.org/show_bug.cgi?id=726780 (cherry picked from commit 603a4f0a)

build: Require bash to run configure
https://bugzilla.gnome.org/show_bug.cgi?id=726780 (cherry picked from commit 603a4f0a)
536aeb9d · Christian Persch · b9674d25 · 536aeb9d
Commit 536aeb9d authored Nov 03, 2014 by Christian Persch
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configure.ac configure.ac +5 -0

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--- a/configure.ac
+++ b/configure.ac
@@ -6,6 +6,11 @@ AC_INIT([GNOME Patience], [3.14.2],
  [http://bugzilla.gnome.org/enter_bug.cgi?product=aisleriot],
  [aisleriot])

+# Must run under bash; see bug 726780
+if test -z "$BASH_VERSION"; then
+  AC_MSG_ERROR([Set CONFIG_SHELL to bash and try again.])
+fi
+
 AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_SRCDIR([src/sol.c])
 AC_CONFIG_HEADERS([config.h])