From 2f5315b3c32fbd23ebce05da80712183dc259b7c Mon Sep 17 00:00:00 2001
From: Joey Hess <joeyh@joeyh.name>
Date: Fri, 5 May 2017 14:27:39 -0400
Subject: standalone tarball

Adapted the standalone tarball building code from git-annex.
---
 standalone/linux/skel/README   |  6 ++++
 standalone/linux/skel/runshell | 80 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 86 insertions(+)
 create mode 100644 standalone/linux/skel/README
 create mode 100755 standalone/linux/skel/runshell

(limited to 'standalone/linux/skel')

diff --git a/standalone/linux/skel/README b/standalone/linux/skel/README
new file mode 100644
index 0000000..0126d8e
--- /dev/null
+++ b/standalone/linux/skel/README
@@ -0,0 +1,6 @@
+You can put this directory into your PATH, or symlink the programs in this
+directory to anyplace already in your PATH, and use debug-me the same
+as if you'd installed it using a package manager.
+
+This should work on any Linux system of the appropriate architecture.
+More or less.
diff --git a/standalone/linux/skel/runshell b/standalone/linux/skel/runshell
new file mode 100755
index 0000000..ca7dbe5
--- /dev/null
+++ b/standalone/linux/skel/runshell
@@ -0,0 +1,80 @@
+#!/bin/sh
+# Runs a shell command (or interactive shell) using the binaries and
+# libraries bundled with this app.
+
+set -e
+
+base="$(dirname "$0")"
+
+if [ ! -d "$base" ]; then
+	echo "** cannot find base directory (I seem to be $0)" >&2
+	exit 1
+fi
+
+if [ ! -e "$base/bin/debug-me" ]; then
+	echo "** base directory $base does not contain bin/debug-me" >&2
+	exit 1
+fi
+
+# Get absolute path to base, to avoid breakage when things change directories.
+orig="$(pwd)"
+cd "$base"
+base="$(pwd)"
+cd "$orig"
+
+# --library-path won't work if $base contains : or ;
+# Detect this problem, and work around it by using a temp directory.
+if echo "$base" | grep -q '[:;]'; then
+	tbase=$(mktemp -d -p /tmp debugmeshimXXXXXXXXX 2>/dev/null || true)
+	if [ -z "$tbase" ]; then
+		tbase="/tmp/debugmeshim.$$"
+		mkdir "$tbase"
+	fi
+	ln -s "$base" "$tbase/link"
+	base="$tbase/link"
+	cleanuptbase () {
+		rm -rf "$tbase"
+	}
+	trap cleanuptbase EXIT
+fi
+
+# Put our binaries first, to avoid issues with out of date or incompatible
+# system binaries. Extra binaries come after system path.
+ORIG_PATH="$PATH"
+export ORIG_PATH
+PATH="$base/bin:$PATH:$base/extra"
+export PATH
+
+# These env vars are used by the shim wrapper around each binary.
+for lib in $(cat "$base/libdirs"); do
+	DEBUG_ME_LD_LIBRARY_PATH="$base/$lib:$DEBUG_ME_LD_LIBRARY_PATH"
+done
+export DEBUG_ME_LD_LIBRARY_PATH
+DEBUG_ME_DIR="$base"
+export DEBUG_ME_DIR
+
+ORIG_GCONV_PATH="$GCONV_PATH"
+export ORIG_GCONV_PATH
+GCONV_PATH="$base/$(cat "$base/gconvdir")"
+export GCONV_PATH
+
+ORIG_MANPATH="$MANPATH"
+export ORIG_MANPATH
+MANPATH="$base/usr/share/man:$MANPATH"
+export MANPATH
+
+DEBUG_ME_EXE="$base/debug-me"
+export DEBUG_ME_EXE
+
+if [ "$1" ]; then
+	cmd="$1"
+	shift 1
+	if [ -z "$tbase" ]; then
+		exec "$cmd" "$@"
+	else
+		# allow EXIT trap to cleanup
+		"$cmd" "$@"
+	fi
+else
+	sh
+fi
-- 
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