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8158 Want named threads API
9857 proc manpages should have LIBRARY section


   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright (c) 2013 Gary Mills
  23  *
  24  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  25  * Use is subject to license terms.
  26  *
  27  * Portions Copyright 2009 Chad Mynhier

  28  */
  29 
  30 #include <sys/types.h>
  31 #include <sys/param.h>
  32 #include <sys/resource.h>
  33 #include <sys/priocntl.h>
  34 #include <sys/rtpriocntl.h>
  35 #include <sys/tspriocntl.h>
  36 #include <zone.h>
  37 
  38 #include <libintl.h>
  39 #include <limits.h>
  40 #include <wchar.h>
  41 #include <unistd.h>
  42 #include <string.h>
  43 #include <stdlib.h>
  44 #include <stdarg.h>
  45 #include <stdio.h>
  46 #include <stdio_ext.h>
  47 #include <errno.h>


 307         char zone_name[ZONENAME_MAX];
 308         size_t n;
 309 
 310         if (getzonenamebyid(zoneid, zone_name, sizeof (zone_name)) < 0) {
 311                 (void) snprintf(str, len, "%-6d", (int)zoneid);
 312         } else {
 313                 n = mbstowcs(NULL, zone_name, 0);
 314                 if (n == (size_t)-1)
 315                         (void) snprintf(str, len, "%-28s", "ERROR");
 316                 else if (trunc && n > width)
 317                         (void) snprintf(str, len, "%.*s%c", width - 1,
 318                             zone_name, '*');
 319                 else
 320                         (void) snprintf(str, len, "%-28s", zone_name);
 321         }
 322 }
 323 
 324 /*
 325  * Remove all unprintable characters from process name
 326  */
 327 void
 328 stripfname(char *buf)
 329 {
 330         int bytesleft = PRFNSZ;
 331         wchar_t wchar;
 332         int length;
 333         char *cp;
 334 


 335         buf[bytesleft - 1] = '\0';
 336 
 337         for (cp = buf; *cp != '\0'; cp += length) {
 338                 length = mbtowc(&wchar, cp, MB_LEN_MAX);
 339                 if (length <= 0) {
 340                         *cp = '\0';
 341                         break;
 342                 }
 343                 if (!iswprint(wchar)) {
 344                         if (bytesleft <= length) {
 345                                 *cp = '\0';
 346                                 break;
 347                         }
 348                         (void) memmove(cp, cp + length, bytesleft - length);
 349                         length = 0;
 350                 }
 351                 bytesleft -= length;
 352         }




































































 353 }


   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright (c) 2013 Gary Mills
  23  *
  24  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  25  * Use is subject to license terms.
  26  *
  27  * Portions Copyright 2009 Chad Mynhier
  28  * Copyright 2018 Joyent, Inc.  All rights reserved.
  29  */
  30 
  31 #include <sys/types.h>
  32 #include <sys/param.h>
  33 #include <sys/resource.h>
  34 #include <sys/priocntl.h>
  35 #include <sys/rtpriocntl.h>
  36 #include <sys/tspriocntl.h>
  37 #include <zone.h>
  38 
  39 #include <libintl.h>
  40 #include <limits.h>
  41 #include <wchar.h>
  42 #include <unistd.h>
  43 #include <string.h>
  44 #include <stdlib.h>
  45 #include <stdarg.h>
  46 #include <stdio.h>
  47 #include <stdio_ext.h>
  48 #include <errno.h>


 308         char zone_name[ZONENAME_MAX];
 309         size_t n;
 310 
 311         if (getzonenamebyid(zoneid, zone_name, sizeof (zone_name)) < 0) {
 312                 (void) snprintf(str, len, "%-6d", (int)zoneid);
 313         } else {
 314                 n = mbstowcs(NULL, zone_name, 0);
 315                 if (n == (size_t)-1)
 316                         (void) snprintf(str, len, "%-28s", "ERROR");
 317                 else if (trunc && n > width)
 318                         (void) snprintf(str, len, "%.*s%c", width - 1,
 319                             zone_name, '*');
 320                 else
 321                         (void) snprintf(str, len, "%-28s", zone_name);
 322         }
 323 }
 324 
 325 /*
 326  * Remove all unprintable characters from process name
 327  */
 328 static void
 329 stripfname(char *buf, size_t bufsize, const char *pname)
 330 {
 331         int bytesleft = PRFNSZ;
 332         wchar_t wchar;
 333         int length;
 334         char *cp;
 335 
 336         (void) strlcpy(buf, pname, bufsize);
 337 
 338         buf[bytesleft - 1] = '\0';
 339 
 340         for (cp = buf; *cp != '\0'; cp += length) {
 341                 length = mbtowc(&wchar, cp, MB_LEN_MAX);
 342                 if (length <= 0) {
 343                         *cp = '\0';
 344                         break;
 345                 }
 346                 if (!iswprint(wchar)) {
 347                         if (bytesleft <= length) {
 348                                 *cp = '\0';
 349                                 break;
 350                         }
 351                         (void) memmove(cp, cp + length, bytesleft - length);
 352                         length = 0;
 353                 }
 354                 bytesleft -= length;
 355         }
 356 }
 357 
 358 
 359 /*
 360  * prstat has always implicitly wanted a terminal width of at least 80 columns
 361  * (when a TTY is present).  If run in a terminal narrower than 80 columns,
 362  * prstat output may wrap.  For wider terminals, we allow the last column to use
 363  * the additional space.
 364  *
 365  * We never truncate if using -c, or not outputting to a TTY.
 366  */
 367 static int
 368 format_namewidth(void)
 369 {
 370         int prefixlen = 0;
 371 
 372         if (opts.o_cols == 0 || !(opts.o_outpmode & (OPT_TERMCAP | OPT_TRUNC)))
 373                 return (0);
 374 
 375         if (opts.o_outpmode & OPT_PSINFO) {
 376                 if (opts.o_outpmode & OPT_LGRP)
 377                         prefixlen = 64;
 378                 else
 379                         prefixlen = 59;
 380         } else if (opts.o_outpmode & OPT_MSACCT) {
 381                 prefixlen = 64;
 382         }
 383 
 384         return (opts.o_cols - prefixlen);
 385 }
 386 
 387 void
 388 format_name(lwp_info_t *lwp, char *buf, size_t buflen)
 389 {
 390         int pname_width = PRFNSZ;
 391         char nr_suffix[20];
 392         char pname[PRFNSZ];
 393         int width;
 394         int n;
 395 
 396         stripfname(pname, sizeof (pname), lwp->li_info.pr_fname);
 397 
 398         if (opts.o_outpmode & OPT_LWPS) {
 399                 n = snprintf(nr_suffix, sizeof (nr_suffix), "%d",
 400                     lwp->li_info.pr_lwp.pr_lwpid);
 401         } else {
 402                 n = snprintf(nr_suffix, sizeof (nr_suffix), "%d",
 403                     lwp->li_info.pr_nlwp + lwp->li_info.pr_nzomb);
 404         }
 405 
 406         width = format_namewidth();
 407 
 408         /* If we're over budget, truncate the process name not the LWP part. */
 409         if (strlen(pname) > (width - n - 1)) {
 410                 pname_width = width - n - 1;
 411                 pname[pname_width - 1] = '*';
 412         }
 413 
 414         if ((opts.o_outpmode & OPT_LWPS) && lwp->li_lwpname[0] != '\0') {
 415                 n = snprintf(buf, buflen, "%.*s/%s [%s]", pname_width,
 416                     pname, nr_suffix, lwp->li_lwpname);
 417         } else {
 418                 n = snprintf(buf, buflen, "%.*s/%s", pname_width,
 419                     pname, nr_suffix);
 420         }
 421 
 422         if (width > 0 && strlen(buf) > width)
 423                 buf[width] = '\0';
 424 }