No longer ignore errors when commands are not found

Now that tests can easily be made optional, they should really be
deterministic, and fail when they cannot really be performed.

src/scripts/tests/clint.sh

@@ -118,10 +118,6 @@ _debug()
 {
 	echo "$@" 1>&3
 	"$@"
-	res=$?
-	#ignore errors when the command is not available
-	[ $res -eq 127 ]					&& return 0
-	return $res
 }
 
 

src/scripts/tests/fixme.sh

@@ -199,10 +199,6 @@ _debug()
 {
 	echo "$@" 1>&3
 	"$@"
-	res=$?
-	#ignore errors when the command is not available
-	[ $res -eq 127 ]					&& return 0
-	return $res
 }
 
 

src/scripts/tests/htmllint.sh

@@ -81,10 +81,6 @@ _debug()
 {
 	echo "$@" 1>&3
 	"$@"
-	res=$?
-	#ignore errors when the command is not available
-	[ $res -eq 127 ]					&& return 0
-	return $res
 }
 
 

src/scripts/tests/phplint.sh

@@ -84,10 +84,6 @@ _debug()
 {
 	echo "$@" 1>&3
 	"$@"
-	res=$?
-	#ignore errors when the command is not available
-	[ $res -eq 127 ]					&& return 0
-	return $res
 }
 
 

src/scripts/tests/pylint.sh

@@ -86,10 +86,6 @@ _debug()
 {
 	echo "$@" 1>&3
 	"$@"
-	res=$?
-	#ignore errors when the command is not available
-	[ $res -eq 127 ]					&& return 0
-	return $res
 }
 
 

src/scripts/tests/shlint.sh

@@ -107,10 +107,6 @@ _debug()
 {
 	echo "$@" 1>&3
 	"$@"
-	res=$?
-	#ignore errors when the command is not available
-	[ $res -eq 127 ]					&& return 0
-	return $res
 }
 
 

src/scripts/tests/xmllint.sh

@@ -86,10 +86,6 @@ _debug()
 {
 	echo "$@" 1>&3
 	"$@"
-	res=$?
-	#ignore errors when the command is not available
-	[ $res -eq 127 ]					&& return 0
-	return $res
 }