Mention apt-get update for Ubuntu

alexeyzab · alexeyzab · commit 8929cbf93fd6 · 2017-01-09T15:01:10.000-05:00
If system package installation fails, stack should not be installed.
diff --git a/etc/scripts/get-stack.sh b/etc/scripts/get-stack.sh
@@ -128,7 +128,9 @@ apt_install_dependencies() {
 do_ubuntu_install() {
 
   install_dependencies() {
-    apt_install_dependencies g++ gcc libc6-dev libffi-dev libgmp-dev make xz-utils zlib1g-dev git gnupg
+    if ! apt_install_dependencies g++ gcc libc6-dev libffi-dev libgmp-dev make xz-utils zlib1g-dev git gnupg; then
+      die "Dependencies could not be installed. Please run 'apt-get update' and try again."
+    fi
   }
 
   if is_arm ; then

Original file line number	Diff line number	Diff line change
`@@ -128,7 +128,9 @@ apt_install_dependencies() {`
`128`	`128`	`do_ubuntu_install() {`
`129`	`129`
`130`	`130`	`install_dependencies() {`
`131`		`- apt_install_dependencies g++ gcc libc6-dev libffi-dev libgmp-dev make xz-utils zlib1g-dev git gnupg`
	`131`	`+ if ! apt_install_dependencies g++ gcc libc6-dev libffi-dev libgmp-dev make xz-utils zlib1g-dev git gnupg; then`
	`132`	`+ die "Dependencies could not be installed. Please run 'apt-get update' and try again."`
	`133`	`+ fi`
`132`	`134`	`}`
`133`	`135`
`134`	`136`	`if is_arm ; then`