Major restructuring to switch build system from old scripts to GNU Automake.

2023-08-28 10:04:39 +01:00
parent 5495e0e808
commit e99548ea8a
90 changed files with 1704 additions and 3521 deletions
@@ -0,0 +1,80 @@
+#!/bin/sh
+#
+# Make sure that files larger than 2GB are supported.
+
+# Dummy assignments for "shellcheck".
+testSubject="${testSubject:-false}"; workFile1="${workFile1:-.tmp1}"; workFile2="${workFile2:-.tmp2}"
+
+# Check there is enough free space for this test.
+workFile1Dir="${workFile1%/*}"
+workFile1FreeKiB=$(df -kP "${workFile1Dir}" | sed -n '$p' | awk '{print $(NF-2)}')
+test -n "${workFile1FreeKiB}" || workFile1FreeKiB=0
+if ! test "${workFile1FreeKiB}" -gt 3300000 2>/dev/null; then
+	echo "test requires at least 3GB free on ${workFile1Dir}"
+	exit 77
+fi
+
+# Generate a 3GB sparse file - we don't really need 3GB of free space unless
+# sparse files are not supported.
+true > "${workFile1}"
+if ! dd if="/dev/zero" of="${workFile1}" count=1 bs=1048576 seek=3072 2>/dev/null; then
+	echo "failed to create 3GB specimen file"
+	exit 77
+fi
+
+# NB the "stat" command is not portable - BSD stat(1) has a different syntax
+# to GNU stat(1) - so we have to parse the output of ls(1).
+# shellcheck disable=SC2012
+fileSize=$(ls -nl "${workFile1}" 2>/dev/null | awk '{print $5}')
+test -n "${fileSize}" || fileSize=0
+if ! test "${fileSize}" -gt 3000000; then
+	echo "failed to validate specimen file size"
+	exit 77
+fi
+
+# Transfer the file, and count how many bytes came through.
+bytesTransferred=$("${testSubject}" -n -b "${workFile1}" 2>"${workFile2}" | wc -c 2>/dev/null | tr -dc '0-9')
+test -n "${bytesTransferred}" || bytesTransferred=0
+bytesReported=$(sed -n '$p' "${workFile2}" | tr -dc '0-9')
+test -n "${bytesReported}" || bytesReported=0
+if ! test "${bytesTransferred}" -eq "${fileSize}"; then
+	echo "transferred ${bytesTransferred} of ${fileSize} bytes"
+	exit 1
+fi
+if ! test "${bytesReported}" -eq "${fileSize}"; then
+	echo "counted ${bytesTransferred} of ${fileSize} bytes"
+	exit 1
+fi
+
+# Transfer the file from stdin, and count how many bytes came through.
+bytesTransferred=$("${testSubject}" -n -b < "${workFile1}" 2>"${workFile2}" | wc -c 2>/dev/null | tr -dc '0-9')
+test -n "${bytesTransferred}" || bytesTransferred=0
+bytesReported=$(sed -n '$p' "${workFile2}" | tr -dc '0-9')
+test -n "${bytesReported}" || bytesReported=0
+if ! test "${bytesTransferred}" -eq "${fileSize}"; then
+	echo "stdin - transferred ${bytesTransferred} of ${fileSize} bytes"
+	exit 1
+fi
+if ! test "${bytesReported}" -eq "${fileSize}"; then
+	echo "stdin - counted ${bytesTransferred} of ${fileSize} bytes"
+	exit 1
+fi
+
+# Use the file as a size value and transfer its size of bytes from dev/zero,
+# and count how many bytes came through.
+bytesTransferred=$("${testSubject}" -n -b -S -s "@${workFile1}" /dev/zero 2>"${workFile2}" | wc -c 2>/dev/null | tr -dc '0-9')
+test -n "${bytesTransferred}" || bytesTransferred=0
+bytesReported=$(sed -n '$p' "${workFile2}" | tr -dc '0-9')
+test -n "${bytesReported}" || bytesReported=0
+if ! test "${bytesTransferred}" -eq "${fileSize}"; then
+	echo "size read - transferred ${bytesTransferred} of ${fileSize} bytes"
+	exit 1
+fi
+if ! test "${bytesReported}" -eq "${fileSize}"; then
+	echo "size read - counted ${bytesReported} of ${fileSize} bytes"
+	exit 1
+fi
+
+exit 0
+
+# EOF