From 96522774285e75d4b607a674463d5ad4ed51b2ba Mon Sep 17 00:00:00 2001
From: Patrick McDermott <patrick.mcdermott@libiquity.com>
Date: Sun, 14 Apr 2019 15:32:06 -0400
Subject: Revert "error(): Kill whole process group"

This reverts commit c6827c8ce741308f4575243e95c0f5f5a95d5511.

Fixes:

    $ make check
    [...]
    make[2]: *** Deleting file 'tests/include-existing.log'
    tap-driver.sh: fatal: I/O or internal error
    Makefile:962: recipe for target 'tests/include-existing.log' failed
    make[2]: *** [tests/include-existing.log] Error 1
    Makefile:941: recipe for target 'check-TESTS' failed
    make[1]: *** [check-TESTS] Interrupt
    Makefile:1140: recipe for target 'check-am' failed
    make: *** [check-am] Interrupt
---
diff --git a/src/output.sh b/src/output.sh
index 17f52ba..94cc32a 100644
--- a/src/output.sh
+++ b/src/output.sh
@@ -32,7 +32,7 @@ error()
 	# In a subshell, this will have no effect, so the shell's exit status
 	# will be 128+SIGINT.  Meh.
 	exit_status=${status}
-	kill -s INT 0
+	kill -s INT ${$}
 }
 
 warn()
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