qb_log_custom_open - Open a custom log target.

       Copyright (c) 2017 Red Hat, Inc.

LIBQB                                              2023-07-21                              QB_LOG_CUSTOM_OPEN(3)

       qb_log_custom_open - Open a custom log target.

-errno     on error

       value      in inclusive range QB_LOG_TARGET_DYNAMIC_START to QB_LOG_TARGET_DYNAMIC_END (to be passed into
       other qb_log_* functions)

qb_log_filter_fn_set(3), qb_log_from_external_source_va2(3), qb_log_thread_start(3),
       qb_log_target_user_data_get(3), qb_log_tags_stringify_fn_set(3), qb_log_file_reopen(3), qb_log_fini(3),
       qb_log_callsites_dump(3), qb_log_ctl2(3), qb_log_target_user_data_set(3), qb_log_target_format(3),
       qb_log_thread_priority_set(3), qb_log_facility2int(3), qb_log_callsites_register(3),
       qb_log_filter_ctl2(3), qb_log_file_close(3), qb_log_format_set(3), qb_log_real_(3),
       qb_log_from_external_source_va(3), qb_log_callsite_get(3), qb_log_blackbox_write_to_file(3),
       qb_log_real_va_(3), qb_log_from_external_source(3), qb_log_blackbox_print_from_file(3),
       qb_log_facility2str(3), qb_log_callsite_get2(3), qb_log_ctl(3), qb_log_filter_ctl(3),
       qb_log_custom_close(3), qb_log_init(3), qb_log_file_open(3),

#include<qb/qblog.h>int32_tqb_log_custom_open(
           qb_log_logger_fnlog_fn,
           qb_log_close_fnclose_fn,
           qb_log_reload_fnreload_fn,
           void*user_data
       );