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24 lines
560 B
24 lines
560 B
3 years ago
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#ifndef _SYS_WAIT_H
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#define _SYS_WAIT_H
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#include <sys/types.h>
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#define _LOW(v) ( (v) & 0377)
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#define _HIGH(v) ( ((v) >> 8) & 0377)
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/* options for waitpid, WUNTRACED not supported */
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#define WNOHANG 1
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#define WUNTRACED 2
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#define WIFEXITED(s) (!((s)&0xFF)
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#define WIFSTOPPED(s) (((s)&0xFF)==0x7F)
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#define WEXITSTATUS(s) (((s)>>8)&0xFF)
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#define WTERMSIG(s) ((s)&0x7F)
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#define WSTOPSIG(s) (((s)>>8)&0xFF)
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#define WIFSIGNALED(s) (((unsigned int)(s)-1 & 0xFFFF) < 0xFF)
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pid_t wait(int *stat_loc);
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pid_t waitpid(pid_t pid, int *stat_loc, int options);
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#endif
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