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authorLuke Shumaker <LukeShu@sbcglobal.net>2013-06-15 18:01:59 -0600
committerLuke Shumaker <LukeShu@sbcglobal.net>2013-06-23 00:06:37 -0600
commitf7df12564a5aa5b7d144386355ede8b44b429601 (patch)
tree2e8600fd949309baf765734c6e60fef6fac659fc /src/lib/librelib
parent04be9e4ab0bfd1499adda077ecbac21b567e541b (diff)
mv src/librelib src/lib/ # and split librelib into a separate package
Diffstat (limited to 'src/lib/librelib')
-rwxr-xr-xsrc/lib/librelib71
1 files changed, 71 insertions, 0 deletions
diff --git a/src/lib/librelib b/src/lib/librelib
new file mode 100755
index 0000000..dc4969f
--- /dev/null
+++ b/src/lib/librelib
@@ -0,0 +1,71 @@
+#!/bin/bash
+# Copyright (c) 2013 by Luke Shumaker <lukeshu@sbcglobal.net>
+#
+# This program 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.
+#
+# This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
+
+default_libdir=/usr/lib/libretools
+
+print() {
+ fmt=$1; shift
+ printf -- "$fmt\n" "$@"
+}
+
+cmd=${0##*/}
+usage() {
+ . libremessages
+ print 'Usage: . $(%s LIBRARY)' "$cmd"
+ print "Finds a shell library file"
+ echo
+ print "While some libraries can be sourced just by their name because"
+ print "they are installed in PATH (like libremessages), some are not"
+ print "installed there (like conf.sh), so a path must be given."
+ print "Hardcoding that path is the way of the dark side."
+ echo
+ print "By default, it looks for the files in '%s'," "$default_libdir"
+ print "but this can be changed with the environmental variable"
+ print "LIBRETOOLS_LIBDIR."
+ echo
+ print "Example usage:"
+ print ' . $(librelib conf.sh)'
+}
+
+main() {
+ if [[ $# != 1 ]]; then
+ usage >&2
+ return 2
+ fi
+ if [[ $1 == '-h' ]]; then
+ usage
+ return 0;
+ fi
+
+ if [[ -z $LIBRETOOLS_LIBDIR ]]; then
+ export LIBRETOOLS_LIBDIR=$default_libdir
+ fi
+
+ lib=$1
+ lib=${lib#libre}
+ lib=${lib%.sh}
+
+ for file in ${lib} libre${lib} ${lib}.sh libre${lib}.sh; do
+ if [[ -f "$LIBRETOOLS_LIBDIR/$file" ]]; then
+ printf '%s\n' "$LIBRETOOLS_LIBDIR/$file"
+ return 0;
+ fi
+ done
+ printf 'librelib: could not find library `%s`\n' "$lib" >> /dev/stderr
+ return 1
+}
+
+main "$@"