Improved helper scripts. (#1986)

* added additional (more restrictive) checks

Signed-off-by: lns <matzeton@googlemail.com>

1 files changed, 39 insertions, 0 deletions

diff --git a/utils/common.sh b/utils/common.sh
new file mode 100755
index 000000000..415d6fe87
--- /dev/null
+++ b/utils/common.sh
@@ -0,0 +1,39 @@
+#!/usr/bin/env sh
+
+printf 'Running script: %s\n' "$(basename ${0})" >&2
+
+function check_http_response()
+{
+    http_response="${1}"
+
+    if [ "${http_response}" != "200" ]; then
+        printf '%s error: %s\n' "${0}" "HTTP Response code ${http_response}; you probably need to update the list url!" >&2
+        exit 1
+    fi
+}
+
+function is_file_empty()
+{
+    file="${1}"
+
+    if [ ! -r "${file}" ]; then
+        printf '%s error: %s\n' "${0}" "file ${file} not found or not readable!" >&2
+        exit 1
+    fi
+
+    if [ `cat "${file}" | wc -l` -eq 0 ]; then
+        printf '%s error: %s\n' "${0}" "file ${file} empty!" >&2
+        exit 1
+    fi
+}
+
+function is_str_empty()
+{
+    str="${1}"
+    errmsg="${2}"
+
+    if [ -z "${str}" ]; then
+        printf '%s error: %s\n' "${0}" "${errmsg}" >&2
+        exit 1
+    fi
+}