vergoh / vnstat Public

…reported bits per second values to vnStat expected Mbit per second values, found in #224

…en as input exceeds 31 characters (fixes #225)

… interface1+interface2 syntax data merge queries (resolves #225)

…ed time period

…n in code appears to make all compilers and compiler versions happy at the same time

…t and unit combination

Cache environment variable

Only the gather the requested environment variable once, since it should not
change between calls.

Also silences clang-analyzer warnings:

    src/cfg.c:561:7: warning: Null pointer passed to 1st parameter expecting 'nonnull' [core.NonNullParamChecker]
                    if (strstr(getenv(LC_ALL), UTF) != NULL) {
                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

…ate parameters for selecting output and exit status behaviour

… improve error prints in parameter validation

…(verbosity and exit values)

…ywords using default values with ; character, remove test keyword from provided example configuration and generate a configuration file with all options enabled before test execution

…output, fix x-axis line not correctly getting faded out in large font hourly graph image output when not all hours are available in the database

…nts when the daemon is running in the foreground attached to a terminal

…on file in addition to #

… configuration file

… interface name matching for queries behaves, option 0 provides the previously used method while other options extend it to match also based on the interface alias

…the line as comment in addition to #

…alias

…starting from midnight instead of using a 24 hour sliding window (closes #216), add vertical line to image output hourly graph to visualize midnight (not visible when midnight is the first hour)