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-rw-r--r--ChangeLog4
-rw-r--r--elf/sprof.c67
-rw-r--r--nscd/connections.c4
3 files changed, 59 insertions, 16 deletions
diff --git a/ChangeLog b/ChangeLog
index 719e2ca..8419b29 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
2009-04-26 Ulrich Drepper <drepper@redhat.com>
+ * nscd/connections.c (send_ro_fd): Define temporary variable to avoid
+ warning.
+
* sysdeps/unix/sysv/linux/dl-osinfo.h (dl_fatal): Remove inline
from definition.
@@ -8,6 +11,7 @@
* elf/dl-profile.c (_dl_start_profile): Define real-type variant
of gmon_hist_hdr and gmon_hdr structures and use them.
+ * elf/sprof.c: Likewise.
* elf/dl-load.c (open_verify): Add temporary variable to avoid
warning.
diff --git a/elf/sprof.c b/elf/sprof.c
index fd4ffae..96d854f 100644
--- a/elf/sprof.c
+++ b/elf/sprof.c
@@ -195,13 +195,24 @@ struct shobj
};
+struct real_gmon_hist_hdr
+{
+ char *low_pc;
+ char *high_pc;
+ int32_t hist_size;
+ int32_t prof_rate;
+ char dimen[15];
+ char dimen_abbrev;
+};
+
+
struct profdata
{
void *addr;
off_t size;
char *hist;
- struct gmon_hist_hdr *hist_hdr;
+ struct real_gmon_hist_hdr *hist_hdr;
uint16_t *kcount;
uint32_t narcs; /* Number of arcs in toset. */
struct here_cg_arc_record *data;
@@ -740,8 +751,6 @@ load_profdata (const char *name, struct shobj *shobj)
int fd;
struct stat st;
void *addr;
- struct gmon_hdr gmon_hdr;
- struct gmon_hist_hdr hist_hdr;
uint32_t *narcsp;
size_t fromlimit;
struct here_cg_arc_record *data;
@@ -828,10 +837,10 @@ load_profdata (const char *name, struct shobj *shobj)
/* Pointer to data after the header. */
result->hist = (char *) ((struct gmon_hdr *) addr + 1);
- result->hist_hdr = (struct gmon_hist_hdr *) ((char *) result->hist
- + sizeof (uint32_t));
+ result->hist_hdr = (struct real_gmon_hist_hdr *) ((char *) result->hist
+ + sizeof (uint32_t));
result->kcount = (uint16_t *) ((char *) result->hist + sizeof (uint32_t)
- + sizeof (struct gmon_hist_hdr));
+ + sizeof (struct real_gmon_hist_hdr));
/* Compute pointer to array of the arc information. */
narcsp = (uint32_t *) ((char *) result->kcount + shobj->kcountsize
@@ -841,18 +850,46 @@ load_profdata (const char *name, struct shobj *shobj)
+ sizeof (uint32_t));
/* Create the gmon_hdr we expect or write. */
- memset (&gmon_hdr, '\0', sizeof (struct gmon_hdr));
+ struct real_gmon_hdr
+ {
+ char cookie[4];
+ int32_t version;
+ char spare[3 * 4];
+ } gmon_hdr;
+ if (sizeof (gmon_hdr) != sizeof (struct gmon_hdr)
+ || (offsetof (struct real_gmon_hdr, cookie)
+ != offsetof (struct gmon_hdr, cookie))
+ || (offsetof (struct real_gmon_hdr, version)
+ != offsetof (struct gmon_hdr, version)))
+ abort ();
+
memcpy (&gmon_hdr.cookie[0], GMON_MAGIC, sizeof (gmon_hdr.cookie));
- *(int32_t *) gmon_hdr.version = GMON_SHOBJ_VERSION;
+ gmon_hdr.version = GMON_SHOBJ_VERSION;
+ memset (gmon_hdr.spare, '\0', sizeof (gmon_hdr.spare));
/* Create the hist_hdr we expect or write. */
- *(char **) hist_hdr.low_pc = (char *) shobj->lowpc - shobj->map->l_addr;
- *(char **) hist_hdr.high_pc = (char *) shobj->highpc - shobj->map->l_addr;
+ struct real_gmon_hist_hdr hist_hdr;
+ if (sizeof (hist_hdr) != sizeof (struct gmon_hist_hdr)
+ || (offsetof (struct real_gmon_hist_hdr, low_pc)
+ != offsetof (struct gmon_hist_hdr, low_pc))
+ || (offsetof (struct real_gmon_hist_hdr, high_pc)
+ != offsetof (struct gmon_hist_hdr, high_pc))
+ || (offsetof (struct real_gmon_hist_hdr, hist_size)
+ != offsetof (struct gmon_hist_hdr, hist_size))
+ || (offsetof (struct real_gmon_hist_hdr, prof_rate)
+ != offsetof (struct gmon_hist_hdr, prof_rate))
+ || (offsetof (struct real_gmon_hist_hdr, dimen)
+ != offsetof (struct gmon_hist_hdr, dimen))
+ || (offsetof (struct real_gmon_hist_hdr, dimen_abbrev)
+ != offsetof (struct gmon_hist_hdr, dimen_abbrev)))
+ abort ();
+
+ hist_hdr.low_pc = (char *) shobj->lowpc - shobj->map->l_addr;
+ hist_hdr.high_pc = (char *) shobj->highpc - shobj->map->l_addr;
if (do_test)
- printf ("low_pc = %p\nhigh_pc = %p\n",
- *(char **) hist_hdr.low_pc, *(char **) hist_hdr.high_pc);
- *(int32_t *) hist_hdr.hist_size = shobj->kcountsize / sizeof (HISTCOUNTER);
- *(int32_t *) hist_hdr.prof_rate = __profile_frequency ();
+ printf ("low_pc = %p\nhigh_pc = %p\n", hist_hdr.low_pc, hist_hdr.high_pc);
+ hist_hdr.hist_size = shobj->kcountsize / sizeof (HISTCOUNTER);
+ hist_hdr.prof_rate = __profile_frequency ();
strncpy (hist_hdr.dimen, "seconds", sizeof (hist_hdr.dimen));
hist_hdr.dimen_abbrev = 's';
@@ -1280,7 +1317,7 @@ generate_flat_profile (struct profdata *profdata)
size_t n;
void *data = NULL;
- tick_unit = 1.0 / *(uint32_t *) profdata->hist_hdr->prof_rate;
+ tick_unit = 1.0 / profdata->hist_hdr->prof_rate;
printf ("Flat profile:\n\n"
"Each sample counts as %g %s.\n",
diff --git a/nscd/connections.c b/nscd/connections.c
index 234e289..ca73393 100644
--- a/nscd/connections.c
+++ b/nscd/connections.c
@@ -1023,7 +1023,8 @@ send_ro_fd (struct database_dyn *db, char *key, int fd)
cmsg->cmsg_type = SCM_RIGHTS;
cmsg->cmsg_len = CMSG_LEN (sizeof (int));
- *(int *) CMSG_DATA (cmsg) = db->ro_fd;
+ int *ip = (int *) CMSG_DATA (cmsg);
+ *ip = db->ro_fd;
msg.msg_controllen = cmsg->cmsg_len;
@@ -1719,6 +1720,7 @@ handle_request: request received (Version = %d)"), req.version);
/* One more thread available. */
++nready;
}
+ /* NOTREACHED */
}