#include <sys/types.h> /* getgrnam() */
#include <grp.h>
#include <signal.h>
+#include <sys/resource.h>
#include "para.h"
#include "daemon.h"
color_parse_or_die(p, me->log_colors[ll]);
return;
err:
- PARA_EMERG_LOG("%s: color syntax error\n", arg);
+ PARA_EMERG_LOG("%s: invalid color argument\n", arg);
exit(EXIT_FAILURE);
}
*
* \param logfile_name The full path of the logfile.
*/
-void daemon_set_logfile(char *logfile_name)
+void daemon_set_logfile(const char *logfile_name)
{
free(me->logfile_name);
me->logfile_name = NULL;
*
* \param loglevel The smallest level that should be logged.
*/
-void daemon_set_loglevel(char *loglevel)
+void daemon_set_loglevel(const char *loglevel)
{
int ret = get_loglevel_by_name(loglevel);
/**
* Log the startup message containing the paraslash version.
+ *
+ * \param name The name of the executable.
+ *
+ * First the given \a name is prefixed with the string "para_". Next the git
+ * version is appended. The resulting string is logged with priority "INFO".
+ */
+void daemon_log_welcome(const char *name)
+{
+ PARA_INFO_LOG("welcome to para_%s-" PACKAGE_VERSION " \n", name);
+}
+
+/**
+ * Renice the calling process.
+ *
+ * \param prio The priority value to set.
+ *
+ * Errors are not considered fatal, but a warning message is logged if the
+ * underlying call to setpriority(2) fails.
*/
-void daemon_log_welcome(const char *whoami)
+void daemon_set_priority(int prio)
{
- PARA_INFO_LOG("welcome to %s " PACKAGE_VERSION " ("BUILD_DATE")\n",
- whoami);
+ if (setpriority(PRIO_PROCESS, 0, prio) < 0)
+ PARA_WARNING_LOG("could not set priority to %d: %s\n", prio,
+ strerror(errno));
}
/**