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* sysdep.c (system_process_attributes): Add implementation for Solaris.

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* s/sol2-10.h (HAVE_PROCFS, _STRUCTURED_PROC): New defines.
This commit is contained in:
Dan Nicolaescu 2008-12-19 20:58:37 +00:00
parent 53934c983b
commit f4f634e8de
3 changed files with 150 additions and 3 deletions
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3
src/ChangeLog
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@ -1,6 +1,9 @@
2008-12-19 Dan Nicolaescu <dann@ics.uci.edu>
* sysdep.c: Include alloca.h.
(system_process_attributes): Add implementation for Solaris.
* s/sol2-10.h (HAVE_PROCFS, _STRUCTURED_PROC): New defines.
2008-12-19 Dan Nicolaescu <dann@ics.uci.edu>

6
src/s/sol2-10.h
View file

@ -21,5 +21,11 @@
#undef UNEXEC
#define UNEXEC unexsol.o
/* This is used in list_system_processes. */
#define HAVE_PROCFS 1
/* This is needed for the system_process_attributes implementation. */
#define _STRUCTURED_PROC 1
/* arch-tag: 7c51a134-5469-4d16-aa00-d69224640eeb
(do not change this comment) */

144
src/sysdep.c
View file

@ -3289,7 +3289,7 @@ get_up_time (time_t *sec, unsigned *usec)
#define MINOR(d) (((unsigned)(d) & 0xff) | (((unsigned)(d) & 0xfff00000) >> 12))
static Lisp_Object
procfs_ttyname (rdev)
procfs_ttyname (int rdev)
{
FILE *fdev = NULL;
char name[PATH_MAX];
@ -3360,8 +3360,7 @@ procfs_get_total_memory (void)
}
Lisp_Object
system_process_attributes (pid)
Lisp_Object pid;
system_process_attributes (Lisp_Object pid)
{
char procfn[PATH_MAX], fn[PATH_MAX];
struct stat st;
@ -3608,6 +3607,145 @@ system_process_attributes (pid)
UNGCPRO;
return attrs;
}
#elif defined (SOLARIS2) && defined (HAVE_PROCFS)
/* The <procfs.h> header does not like to be included if _LP64 is defined and
__FILE_OFFSET_BITS == 64. This is an ugly workaround that. */
#if !defined (_LP64) && defined (_FILE_OFFSET_BITS) && (_FILE_OFFSET_BITS == 64)
#define PROCFS_FILE_OFFSET_BITS_HACK 1
#undef _FILE_OFFSET_BITS
#else
#define PROCFS_FILE_OFFSET_BITS_HACK 0
#endif
#include <procfs.h>
#if PROCFS_FILE_OFFSET_BITS_HACK == 1
#define _FILE_OFFSET_BITS 64
#endif /* PROCFS_FILE_OFFSET_BITS_HACK == 1 */
Lisp_Object
system_process_attributes (Lisp_Object pid)
{
char procfn[PATH_MAX], fn[PATH_MAX];
struct stat st;
struct passwd *pw;
struct group *gr;
char *procfn_end;
struct psinfo pinfo;
int fd;
ssize_t nread;
int proc_id, uid, gid;
Lisp_Object attrs = Qnil;
Lisp_Object decoded_cmd, tem;
struct gcpro gcpro1, gcpro2;
EMACS_INT uid_eint, gid_eint;
CHECK_NUMBER_OR_FLOAT (pid);
proc_id = FLOATP (pid) ? XFLOAT_DATA (pid) : XINT (pid);
sprintf (procfn, "/proc/%u", proc_id);
if (stat (procfn, &st) < 0)
return attrs;
GCPRO2 (attrs, decoded_cmd);
/* euid egid */
uid = st.st_uid;
/* Use of EMACS_INT stops GCC whining about limited range of data type. */
uid_eint = uid;
attrs = Fcons (Fcons (Qeuid, make_fixnum_or_float (uid_eint)), attrs);
BLOCK_INPUT;
pw = getpwuid (uid);
UNBLOCK_INPUT;
if (pw)
attrs = Fcons (Fcons (Quser, build_string (pw->pw_name)), attrs);
gid = st.st_gid;
gid_eint = gid;
attrs = Fcons (Fcons (Qegid, make_fixnum_or_float (gid_eint)), attrs);
BLOCK_INPUT;
gr = getgrgid (gid);
UNBLOCK_INPUT;
if (gr)
attrs = Fcons (Fcons (Qgroup, build_string (gr->gr_name)), attrs);
strcpy (fn, procfn);
procfn_end = fn + strlen (fn);
strcpy (procfn_end, "/psinfo");
fd = emacs_open (fn, O_RDONLY, 0);
if (fd >= 0
&& (nread = read (fd, (char*)&pinfo, sizeof(struct psinfo)) > 0))
{
attrs = Fcons (Fcons (Qppid, make_fixnum_or_float (pinfo.pr_ppid)), attrs);
attrs = Fcons (Fcons (Qpgrp, make_fixnum_or_float (pinfo.pr_pgid)), attrs);
attrs = Fcons (Fcons (Qsess, make_fixnum_or_float (pinfo.pr_sid)), attrs);
{
char state_str[2];
state_str[0] = pinfo.pr_lwp.pr_sname;
state_str[1] = '\0';
tem = build_string (state_str);
attrs = Fcons (Fcons (Qstate, tem), attrs);
}
/* FIXME: missing Qttyname. psinfo.pr_ttydev is a dev_t,
need to get a string from it. */
/* FIXME: missing: Qtpgid */
/* FIXME: missing:
Qminflt
Qmajflt
Qcminflt
Qcmajflt
Qstime
Qcstime
Are they available? */
attrs = Fcons (Fcons (Qutime,
list3 (make_number (pinfo.pr_time.tv_sec >> 16),
make_number (pinfo.pr_time.tv_sec & 0xffff),
make_number (pinfo.pr_time.tv_nsec))),
attrs);
attrs = Fcons (Fcons (Qcutime,
list3 (make_number (pinfo.pr_ctime.tv_sec >> 16),
make_number (pinfo.pr_ctime.tv_sec & 0xffff),
make_number (pinfo.pr_ctime.tv_nsec))),
attrs);
attrs = Fcons (Fcons (Qpri, make_number (pinfo.pr_lwp.pr_pri)), attrs);
attrs = Fcons (Fcons (Qnice, make_number (pinfo.pr_lwp.pr_nice)), attrs);
attrs = Fcons (Fcons (Qthcount, make_fixnum_or_float (pinfo.pr_nlwp)), attrs);
attrs = Fcons (Fcons (Qstart,
list3 (make_number (pinfo.pr_start.tv_sec >> 16),
make_number (pinfo.pr_start.tv_sec & 0xffff),
make_number (pinfo.pr_start.tv_nsec))),
attrs);
attrs = Fcons (Fcons (Qvsize, make_fixnum_or_float (pinfo.pr_size)), attrs);
attrs = Fcons (Fcons (Qrss, make_fixnum_or_float (pinfo.pr_rssize)), attrs);
/* pr_pctcpu and pr_pctmem are encoded as a fixed point 16 bit number in [0 ... 1]. */
attrs = Fcons (Fcons (Qpcpu, (pinfo.pr_pctcpu * 100.0) / (double)0x8000), attrs);
attrs = Fcons (Fcons (Qpmem, (pinfo.pr_pctmem * 100.0) / (double)0x8000), attrs);
decoded_cmd
= code_convert_string_norecord (make_unibyte_string (pinfo.pr_fname,
strlen (pinfo.pr_fname)),
Vlocale_coding_system, 0);
attrs = Fcons (Fcons (Qcomm, decoded_cmd), attrs);
decoded_cmd
= code_convert_string_norecord (make_unibyte_string (pinfo.pr_psargs,
strlen (pinfo.pr_psargs)),
Vlocale_coding_system, 0);
attrs = Fcons (Fcons (Qargs, decoded_cmd), attrs);
}
UNGCPRO;
return attrs;
}
#elif !defined (WINDOWSNT)