ref: 17189bc8295651f0959354596c39551994061a37
dir: /src/cmd/posix.c/
#include <sys/types.h> #include <sys/time.h> #include <sys/stat.h> #include <string.h> #include <unistd.h> #include <utime.h> #include <limits.h> #include "sys.h" const char invalidchars[] = " "; time_t totime(long long t) { return t; } char * canonical(char *path) { char *name = strrchr(path, '/'); return (name && name[1]) ? name+1 : path; } int getstat(char *fname, struct fprop *prop) { struct stat st; if (stat(fname, &st) < 0) return -1; if (st.st_size > LONG_MAX) return -1; prop->uid = st.st_uid; prop->gid = st.st_gid; prop->mode = st.st_mode; prop->time = st.st_mtime; prop->size = st.st_size; return 0; } int setstat(char *fname, struct fprop *prop) { struct utimbuf ut = {prop->time, prop->time}; if (chown(fname, prop->uid, prop->gid) < 0) { if (chown(fname, getuid(), getgid()) < 0) return -1; } if (chmod(fname, prop->mode) < 0) return -1; if (utime(fname, &ut) < 0) return -1; return 0; }