X-Git-Url: http://git.tuebingen.mpg.de/?p=gsu.git;a=blobdiff_plain;f=common;h=ec7b8e2cfd816f1faadc6b2ffd8c45c2da37fc28;hp=d41809585ab22e282fdc57ed757ea9e716b66aae;hb=692f2f3c9dfd6a1d6692e6f131e4e40c02f7f1bc;hpb=1e5e330b7a100636ef7d3874a322e7c23d7fe575

diff --git a/common b/common
index d418095..ec7b8e2 100644
--- a/common
+++ b/common
@@ -90,3 +90,35 @@ _gsu_setup()
 	gsu_banner_txt="${gsu_banner_txt:-set \$gsu_banner_txt to customize this message}"
 	_gsu_init_errors
 }
+
+# We'd love to use mktemp -t here, but on Linux -t is deprecated in favor of
+# --tempdir, which is not supported on *BSD. Hence we have to implement our own
+# logic for -t.
+#
+# The second parameter to this function is optional. It is ignored if the
+# template ($1) is an absolute path. Conversely, if the template is a relative
+# path and a second parameter is given, $2 is assumed to be the directory in
+# which the temporary file should be created.
+gsu_make_tempfile()
+{
+	local template="$1"
+	local dir
+
+	if [[ "${template:0:1}" != '/' ]]; then # relative path
+		if (($# > 1)); then
+			dir="$2"
+		elif [[ -n "${TMPDIR:-}" ]]; then
+			dir="$TMPDIR"
+		else
+			dir="/tmp"
+		fi
+		template="$dir/$template"
+	fi
+	result="$(mktemp "$template")"
+	if (($? != 0)); then
+		ret=-$E_GSU_MKTEMP
+		result="template: $template"
+		return
+	fi
+	ret=$GSU_SUCCESS
+}