strace/printmode.c
Dmitry V. Levin 9514ac73c7 file.c: export sprintmode and move it to a separate file
* printmode.c: New file.
* Makefile.am (strace_SOURCES): Add it.
* defs.h (sprintmode): New prototype.
* file.c (sprintmode): Make global and move to printmode.c.
2014-12-11 21:39:02 +00:00

31 lines
674 B
C

#include "defs.h"
#include <fcntl.h>
#include "xlat/modetypes.h"
const char *
sprintmode(int mode)
{
static char buf[sizeof("S_IFSOCK|S_ISUID|S_ISGID|S_ISVTX|%o")
+ sizeof(int)*3
+ /*paranoia:*/ 8];
const char *s;
if ((mode & S_IFMT) == 0)
s = "";
else if ((s = xlookup(modetypes, mode & S_IFMT)) == NULL) {
sprintf(buf, "%#o", mode);
return buf;
}
s = buf + sprintf(buf, "%s%s%s%s", s,
(mode & S_ISUID) ? "|S_ISUID" : "",
(mode & S_ISGID) ? "|S_ISGID" : "",
(mode & S_ISVTX) ? "|S_ISVTX" : "");
mode &= ~(S_IFMT|S_ISUID|S_ISGID|S_ISVTX);
if (mode)
sprintf((char*)s, "|%#o", mode);
s = (*buf == '|') ? buf + 1 : buf;
return *s ? s : "0";
}