Method: File::Stat#executable?

Defined in:
file.c

#executable? ⇒ Boolean

Returns true if stat is executable or if the operating system doesn’t distinguish executable files from nonexecutable files. The tests are made using the effective owner of the process.

File.stat("testfile").executable?   #=> false

Returns:

  • (Boolean) 


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# File 'file.c', line 6113

static VALUE
rb_stat_x(VALUE obj)
{
    struct stat *st = get_stat(obj);

#ifdef USE_GETEUID
    if (geteuid() == 0) {
        return RBOOL(st->st_mode & S_IXUGO);
    }
#endif
#ifdef S_IXUSR
    if (rb_stat_owned(obj))
        return RBOOL(st->st_mode & S_IXUSR);
#endif
#ifdef S_IXGRP
    if (rb_stat_grpowned(obj))
        return RBOOL(st->st_mode & S_IXGRP);
#endif
#ifdef S_IXOTH
    if (!(st->st_mode & S_IXOTH)) return Qfalse;
#endif
    return Qtrue;
}