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Added implementation.

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1998-08-18  Martin Baulig  <martin@home-of-linux.org>

	* sysdeps/linux/procmap.c: Added implementation.
This commit is contained in:
Martin Baulig
1998-08-17 23:16:46 +00:00
committed by Martin Baulig
parent 7ad67781ef
commit 96e630a009
2 changed files with 66 additions and 1 deletions
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4
ChangeLog
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@@ -1,3 +1,7 @@
1998-08-18 Martin Baulig <martin@home-of-linux.org>
* sysdeps/linux/procmap.c: Added implementation.
1998-08-17 Martin Baulig <martin@home-of-linux.org>
* include/glibtop/procmap (glibtop_map_entry): Added `offset' and

63
sysdeps/linux/procmap.c
View File

@@ -39,9 +39,70 @@ glibtop_init_proc_map_s (glibtop *server)
glibtop_map_entry *
glibtop_get_proc_map_s (glibtop *server, glibtop_proc_map *buf, pid_t pid)
{
char fn [BUFSIZ];
glibtop_map_entry *entry_list = NULL;
int rv, n = 0;
FILE *maps;
glibtop_init_s (&server, GLIBTOP_SYSDEPS_PROC_MAP, 0);
memset (buf, 0, sizeof (glibtop_proc_map));
sprintf (fn, "/proc/%d/maps", pid);
maps = fopen (fn, "r");
if (!maps) return NULL;
do {
short dev_major, dev_minor;
unsigned long start, end, offset, inode;
char flags [5];
size_t size;
rv = fscanf (maps,
"%08lx-%08lx %4c\n %08lx %02hx:%02hx %ld",
&start, &end, flags, &offset,
&dev_major, &dev_minor, &inode);
flags [4] = 0;
fn [0] = fgetc (maps);
/* printf ("fn [0] '%c' %x\n", fn [0], fn [0]); */
if (fn [0] != '\n' && fn [0] != EOF) {
fscanf (maps, "%*[ ]%[^\n]\n", fn);
/* row->filename = glibtop_strdup_r (server, fn); */
} /* else row->filename = NULL; */
/* if (rv != EOF)
printf ("%08lx-%08lx %s\n",
row->VMstart, row->VMend,
row->filename); */
n++;
size = n * sizeof (glibtop_map_entry);
entry_list = glibtop_realloc_r (server, entry_list, size);
entry_list [n-1].start = (u_int64_t) start;
entry_list [n-1].end = (u_int64_t) end;
entry_list [n-1].offset = (u_int64_t) offset;
entry_list [n-1].device = (u_int64_t) (dev_major << 8) +
(u_int64_t) dev_minor;
entry_list [n-1].inode = (u_int64_t) inode;
} while (rv != EOF && rv && fn [0] != EOF);
return NULL;
/* printf ("allocated: %d\n", i); */
fclose (maps);
buf->number = n;
buf->size = sizeof (glibtop_map_entry);
buf->total = n * sizeof (glibtop_map_entry);
return entry_list;
}