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include: make direct includion of _sd-common.h harder

This commit is contained in:
Lennart Poettering 2013-11-19 01:09:48 +01:00
parent 16ed0233a5
commit fd1b903adb

View File

@ -24,6 +24,10 @@
/* This is a private header, never even think of including this directly! */
#if __INCLUDE_LEVEL__ <= 1
#error "Do not include _sd-common.h directly, it is a private header."
#endif
#ifndef _sd_printf_
# if __GNUC__ >= 4
# define _sd_printf_(a,b) __attribute__ ((format (printf, a, b)))