linux/tools/perf/trace/beauty/open_flags.c
Arnaldo Carvalho de Melo ffe3a28a8b perf trace beauty open_flags: Add more conditional defines
Don't handle some flags only if they have its defines in headers at
time of building, define what is missing.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-wgjxeidwpowrvqgrxr080k6u@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2016-07-12 00:00:39 -03:00

72 lines
1.4 KiB
C

#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#ifndef O_DIRECT
#define O_DIRECT 00040000
#endif
#ifndef O_DIRECTORY
#define O_DIRECTORY 00200000
#endif
#ifndef O_NOATIME
#define O_NOATIME 01000000
#endif
static size_t syscall_arg__scnprintf_open_flags(char *bf, size_t size,
struct syscall_arg *arg)
{
int printed = 0, flags = arg->val;
if (!(flags & O_CREAT))
arg->mask |= 1 << (arg->idx + 1); /* Mask the mode parm */
if (flags == 0)
return scnprintf(bf, size, "RDONLY");
#define P_FLAG(n) \
if (flags & O_##n) { \
printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
flags &= ~O_##n; \
}
P_FLAG(APPEND);
P_FLAG(ASYNC);
P_FLAG(CLOEXEC);
P_FLAG(CREAT);
P_FLAG(DIRECT);
P_FLAG(DIRECTORY);
P_FLAG(EXCL);
P_FLAG(LARGEFILE);
P_FLAG(NOATIME);
P_FLAG(NOCTTY);
#ifdef O_NONBLOCK
P_FLAG(NONBLOCK);
#elif O_NDELAY
P_FLAG(NDELAY);
#endif
#ifdef O_PATH
P_FLAG(PATH);
#endif
P_FLAG(RDWR);
#ifdef O_DSYNC
if ((flags & O_SYNC) == O_SYNC)
printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", "SYNC");
else {
P_FLAG(DSYNC);
}
#else
P_FLAG(SYNC);
#endif
P_FLAG(TRUNC);
P_FLAG(WRONLY);
#undef P_FLAG
if (flags)
printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags);
return printed;
}
#define SCA_OPEN_FLAGS syscall_arg__scnprintf_open_flags