Checking availability of commands

1 files changed, 12 insertions, 0 deletions

diff --git a/lib/hydra/misc b/lib/hydra/misc
index 5b34214..98d16ac 100644
--- a/lib/hydra/misc
+++ b/lib/hydra/misc
@@ -45,3 +45,15 @@ function hydra_truncate_database {
     mysql $1 -e "drop database $1; create database $1;"
   fi
 }
+
+# Check for a command
+function hydra_check_command {
+  if [ -z "$1" ]; then
+    return
+  fi
+
+  if ! which $1 &> /dev/null; then
+    echo "Please install a package for $1 to run this action"
+    exit 1
+  fi
+}