Fix install.sh exit status from piping functions

zbeekman · zbeekman · commit 10ed01b56f59 · 2016-03-03T16:14:58.000-05:00
Functions calling `exit n` were causing the script to exit 0 sometimes
 when piping function output into a paginator.
diff --git a/install.sh b/install.sh
@@ -54,6 +54,9 @@
 #
 # __________ Process command-line arguments and environment variables _____________
 
+# Make sure we really exit with correct status when piping function output
+set -o pipefail
+
 this_script=`basename $0`
 
 # Interpret the first command-line argument, if present, as the OpenCoarrays installation path.

Original file line number	Diff line number	Diff line change
`@@ -54,6 +54,9 @@`
`54`	`54`	`#`
`55`	`55`	`# __________ Process command-line arguments and environment variables _____________`
`56`	`56`
	`57`	`+# Make sure we really exit with correct status when piping function output`
	`58`	`+set -o pipefail`
	`59`	`+`
`57`	`60`	this_script=`basename $0`
`58`	`61`
`59`	`62`	`# Interpret the first command-line argument, if present, as the OpenCoarrays installation path.`