diff options
Diffstat (limited to 'src/lib9/dirmodefmt.c')
-rw-r--r-- | src/lib9/dirmodefmt.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/src/lib9/dirmodefmt.c b/src/lib9/dirmodefmt.c new file mode 100644 index 00000000..8d796354 --- /dev/null +++ b/src/lib9/dirmodefmt.c @@ -0,0 +1,47 @@ +#include <u.h> +#include <libc.h> + +static char *modes[] = +{ + "---", + "--x", + "-w-", + "-wx", + "r--", + "r-x", + "rw-", + "rwx", +}; + +static void +rwx(long m, char *s) +{ + strncpy(s, modes[m], 3); +} + +int +dirmodefmt(Fmt *f) +{ + static char buf[16]; + ulong m; + + m = va_arg(f->args, ulong); + + if(m & DMDIR) + buf[0]='d'; + else if(m & DMAPPEND) + buf[0]='a'; + else if(m & DMAUTH) + buf[0]='A'; + else + buf[0]='-'; + if(m & DMEXCL) + buf[1]='l'; + else + buf[1]='-'; + rwx((m>>6)&7, buf+2); + rwx((m>>3)&7, buf+5); + rwx((m>>0)&7, buf+8); + buf[11] = 0; + return fmtstrcpy(f, buf); +} |