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/*CONFIG_COMMANDS 配置了启动时配置的参数,每个CFG_CMD_XXX 对应了一种,其中CONFIG_CMD_DFL 的定义参见\include\cmd_confdefs.h,如果需要去掉某一种配置,则在CONFIG_COMMANDS 中加入& ~CFG_CMD_XXX,去除掉不需要的配置可以减小u-boot.bin 文件的大小*/ #define CONFIG_COMMANDS (CONFIG_CMD_DFL | \ CFG_CM...
(handler == SIG_DFL && sig_kernel_ignore(sig)); } static bool sig_task_ignored(struct task_struct *t, int sig, bool force) { void __user *handler; handler = sig_handler(t, sig); /* SIGKILL and SIGSTOP may not be sent to the global init */ if (unlikely(is_global_init(t)...
11S02629-2 (BKHT), an entity exhibiting a high rate of 2'-FL generation within living environments, avoids the development of difucosyl lactose (DFL) and 3-FL. In shake-flask cultivation, the maximum 2'-FL titer and yield reached 1113 g/L and 0.98 mol/mol of lactose, respectively, ...
signum:信号的编号,可以直接写数字,也可以使用系统提供的宏(SIG_IGN 忽略信号、SIG_DFL 恢复信号默认的处理方式) handler:函数指针,即指定函数的函数名 返回值 :之前信号的处理方式 在有些早期Unix系统中,向内核注册的信号处理函数在执行一次后会被恢复成默认的处理方式,如果想继续使用该信号处理函数,就得在每次的...