Added bash as a dependency to be checked at configure time

While we had set the default Makefile SHELL to be bash, we weren't
actually checking if `bash' is available on the system. With this
commit, it is also checked at configure time.

2 files changed, 5 insertions, 5 deletions

diff --git a/configure b/configure
index b9548eb..c776d47 100755
--- a/configure
+++ b/configure
@@ -49,7 +49,7 @@ glconf=$cdir/gnuastro/gnuastro-local.conf
 echo "---------------------"
 echo "Checking dependencies"
 echo "---------------------"
-for prog in cat sed make awk grep flock astnoisechisel pdflatex biber; do
+for prog in bash cat sed make awk grep flock astnoisechisel pdflatex biber; do
     if type $prog > /dev/null; then
         echo "  '$prog' was found."
     else
@@ -57,9 +57,9 @@ for prog in cat sed make awk grep flock astnoisechisel pdflatex biber; do
         echo "ERROR: '$prog' not found in search path."
         if [ $prog = "flock" ]; then
             echo
-            echo "'flock' is available on GNU/Linux operating system"
-            echo "repositories, please install it through your package"
-            echo "manager. For other OSs, you can install the "
+            echo "'flock' (file-lock, used for managing parallel operations)"
+            echo "is available on GNU/Linux OSs through your package manager,"
+            echo "please install it. For other OSs, you can install the "
             echo "implementation at: https://github.com/discoteq/flock"
         fi
         exit 1
diff --git a/reproduce/src/make/initialize.mk b/reproduce/src/make/initialize.mk
index 4f134a9..f615e22 100644
--- a/reproduce/src/make/initialize.mk
+++ b/reproduce/src/make/initialize.mk
@@ -59,7 +59,7 @@ pconfdir    = reproduce/config/pipeline
 # it won't appear in the prerequisites and the pipeline will try to build
 # the other directories in the top root directory (`/'). To solve this
 # problem, when `BDIR' isn't defined, we'll define it with a place-holder
-# name ((only so it won't evaluate to blank space). Note that this
+# name (only so it won't evaluate to blank space). Note that this
 # directory will never be built.
 ifeq ($(BDIR),)
 configure-run = no