Merge branch 'feature/use-shld'

1 files changed, 56 insertions, 0 deletions

diff --git a/src/output.sh b/src/output.sh
new file mode 100644
index 0000000..62d2095
--- /dev/null
+++ b/src/output.sh
@@ -0,0 +1,56 @@
+# Functions for printing messages
+#
+# Copyright (C) 2013  Patrick "P. J." McDermott
+#
+# This file is part of the ProteanOS Development Kit.
+#
+# The ProteanOS Development Kit is free software: you can redistribute
+# it and/or modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# The ProteanOS Development Kit is distributed in the hope that it
+# will be useful, but WITHOUT ANY WARRANTY; without even the implied
+# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+# See the GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with the ProteanOS Development Kit.  If not, see
+# <http://www.gnu.org/licenses/>.
+
+error()
+{
+	local status=${1}
+	local fmt="${2}"
+	shift 2
+
+	printf '%s: Error: ' "${0##*/}" >&2
+	printf "${fmt}\n" "${@}" >&2
+
+	# In a subshell, this will have no effect, so the shell's exit status
+	# will be 128+SIGINT.  Meh.
+	exit_status=${status}
+	kill -s INT ${$}
+}
+
+warn()
+{
+	local fmt="${1}"
+	shift 1
+
+	printf '%s: Warning: ' "${0##*/}" >&2
+	printf "${fmt}\n" "${@}" >&2
+
+	return 0
+}
+
+info()
+{
+	local fmt="${1}"
+	shift 1
+
+	printf '%s: ' "${0##*/}" >&2
+	printf "${fmt}\n" "${@}" >&2
+
+	return 0
+}