ref: 98a5fc6535a10e292f0fa1ad5aed7f10a963ce19
dir: /sys/src/libstdio/gets.c/
/*
* pANS stdio -- gets
*/
#include "iolib.h"
char *gets(char *as){
#ifdef secure
stdin->flags|=ERR;
return NULL;
#else
char *s=as;
int c;
while((c=getchar())!='\n' && c!=EOF) *s++=c;
if(c!=EOF || s!=as) *s='\0';
else return NULL;
return as;
#endif
}