path: root/mail/mush/patches/patch-af

$NetBSD: patch-af,v 1.6 2014/10/08 22:52:04 christos Exp $

*** old/commands.c	Fri Sep  4 11:22:06 1998
--- commands.c	Fri Sep  4 11:21:28 1998
***************
*** 493,499 ****
--- 493,503 ----
  char **argv, *list;
  {
      register char *cmd = *argv;
+ #ifndef MSGS_DYNAMIC
      char list1[MAXMSGS_BITS];
+ #else
+     char *list1 = (char *) alloca(MSGS_BITS(msg_cnt));
+ #endif
      int cur_msg = current_msg, save_cnt = msg_cnt;
  
      if (*++argv && !strcmp(*argv, "-?"))
***************
*** 502,508 ****
  	return -1;
  
      /* make into our own list so ~: commands don't overwrite this list */
!     bitput(list, list1, MAXMSGS, =);
  
      /* back up one arg to replace "cmd" in the new argv[0] */
      argv += (n-1);
--- 506,512 ----
  	return -1;
  
      /* make into our own list so ~: commands don't overwrite this list */
!     bitput(list, list1, msg_cnt, =);
  
      /* back up one arg to replace "cmd" in the new argv[0] */
      argv += (n-1);
***************
*** 533,539 ****
      if (istool)
  	(void) do_hdrs(0, DUBL_NULL, NULL);
      /* copy the specified list back into msg_list */
!     bitput(list1, list, MAXMSGS, =);
      return 0;
  }
  
--- 537,543 ----
      if (istool)
  	(void) do_hdrs(0, DUBL_NULL, NULL);
      /* copy the specified list back into msg_list */
!     bitput(list1, list, msg_cnt, =);
      return 0;
  }
  
*** old/doproc.c	Fri Sep  4 11:22:05 1998
--- doproc.c	Fri Sep  4 11:21:28 1998
***************
*** 859,865 ****
  int value;
  Event *event;
  {
!     char *argv[3], list[MAXMSGS_BITS];
      char *p = (char *)panel_get_value(msg_num_item);
      int n = 0;
  
--- 859,869 ----
  int value;
  Event *event;
  {
! #ifndef MSGS_DYNAMIC
!     char list[MAXMSGS_BITS];
! #else
!     char *list = (char *) alloca(MSGS_BITS(msg_cnt));
! #endif
      char *p = (char *)panel_get_value(msg_num_item);
      int n = 0;
  
*** old/expr.c	Thu May  3 15:40:10 1990
--- expr.c	Fri Sep  4 11:21:28 1998
***************
*** 17,23 ****
--- 17,27 ----
  {
      register int num1 = -1, num2 = -1, except = 0;
      register char *p2;
+ #ifndef MSGS_DYNAMIC
      char list2[MAXMSGS_BITS];
+ #else
+     char *list2 = (char *) alloca(MSGS_BITS(msg_cnt));
+ #endif
  
      if (!p)
  	return "";
*** old/folders.c	Fri Sep  4 11:22:09 1998
--- folders.c	Fri Sep  4 11:21:28 1998
***************
*** 138,145 ****
--- 138,153 ----
  	xfree(msg[msg_cnt].m_subject);
  	xfree(msg[msg_cnt].m_to);
  	xfree(msg[msg_cnt].m_from);
+ 	xfree(msg[msg_cnt].m_name);
+ 	xfree(msg[msg_cnt].m_addr);
  	msg[msg_cnt].m_subject = NULL;
  	msg[msg_cnt].m_to = msg[msg_cnt].m_from = NULL;
+ 	msg[msg_cnt].m_name = msg[msg_cnt].m_addr = NULL;
+ 	msg[msg_cnt].m_author = 0;
+ 	msg[msg_cnt].m_flags = 0;
+ 	msg[msg_cnt].m_size = 0;
+ 	msg[msg_cnt].m_offset = 0;
+ 	msg[msg_cnt].m_lines = 0;
      }
      msg_cnt = 0, msg[0].m_offset = 0L;
      turnoff(glob_flags, CONT_PRNT);
***************
*** 268,274 ****
  register char **argv;
  {
      register char *p;
!     char buf[128], unused[MAXMSGS_BITS];
  
      if (argv && argv[1] && !strcmp(argv[1], "-?"))
  	return help(0, "folders", cmd_help);
--- 276,287 ----
  register char **argv;
  {
      register char *p;
!     char buf[128];
! #ifndef MSGS_DYNAMIC
!     char *unused[MAXMSGS_BITS];
! #else
!     char *unused = (char *) alloca(MSGS_BITS(msg_cnt));
! #endif
  
      if (argv && argv[1] && !strcmp(argv[1], "-?"))
  	return help(0, "folders", cmd_help);
***************
*** 418,424 ****
  char *argv[], list[];
  {
      int r, articles = 0, merge = 0, appending = 0;
!     char buf[MAXPATHLEN], cmdbuf[MAXPATHLEN], newlist[MAXMSGS_BITS], *dir;
      char *art_sep = ARTICLE_SEP;
      FILE *fp;
  
--- 431,442 ----
  char *argv[], list[];
  {
      int r, articles = 0, merge = 0, appending = 0;
!     char buf[MAXPATHLEN], cmdbuf[MAXPATHLEN], *dir;
! #ifndef MSGS_DYNAMIC
!     char newlist[MAXMSGS_BITS];
! #else
!     char *newlist = (char *) alloca(MSGS_BITS(msg_cnt));
! #endif
      char *art_sep = ARTICLE_SEP;
      FILE *fp;
  
*** old/loop.c	Fri Sep  4 11:22:07 1998
--- loop.c	Fri Sep  4 11:21:28 1998
***************
*** 251,257 ****
--- 251,261 ----
  
  /* Return values from commands, see check_internal() */
  static int last_status;			/* Changes after every command */
+ #ifndef MSGS_DYNAMIC
  static char last_output[MAXMSGS];	/* Changes after SUCCESSFUL command */
+ #else
+ char* last_output;		/* Changes after SUCCESSFUL command */
+ #endif
  
  /*
   * do the command specified by the argument vector, argv.
***************
*** 1196,1203 ****
--- 1200,1211 ----
      struct history *hist;
  #ifndef REGCMP
  # ifdef REGCOMP
+ #  ifdef REG_EXTENDED
+     regex_t rex;
+ #  else
      char *rex = NULL;
      extern char	  *regcomp();
+ #  endif
  # else
      extern char   *re_comp();
  # endif
***************
*** 1222,1228 ****
--- 1230,1240 ----
      if (*str) {
  #ifndef REGCMP
  # ifdef REGCOMP
+ #  ifdef REG_EXTENDED
+ 	if (regcomp(&rex, str, REG_EXTENDED) != 0)	/* Assign and test */
+ #  else
  	if (!(rex = regcomp(str)))	/* Assign and test */
+ #  endif
  # else
  	if (re_comp(str))
  # endif
***************
*** 1256,1262 ****
--- 1268,1278 ----
  	    found =
  #ifndef REGCMP
  # ifdef REGCOMP
+ #  ifdef REG_EXTENDED
+ 		regexec(&rex, buf, 0, NULL, 0) == 0
+ #  else
  		!!regexec(rex, buf)
+ #  endif
  # else
  		re_exec(buf)
  # endif
***************
*** 1273,1279 ****
--- 1289,1299 ----
  	    free(rex);
  #else
  # ifdef REGCOMP
+ #  ifdef REG_EXTENDED
+ 	    regfree(&rex);
+ #  else
  	    free(rex);
+ #  endif
  # endif
  #endif
  	    return (*p == '?' ? p + 1 : p);
***************
*** 1286,1292 ****
--- 1306,1316 ----
  #else
  # ifdef REGCOMP
      /* XXX: regfree */
+ #  ifdef REG_EXTENDED
+     regfree(&rex);
+ #  else
      free(rex);
+ #  endif
  # endif
  #endif
      return NULL;
--- old/mail.c	2014-10-08 18:47:38.000000000 -0400
+++ mail.c	2014-10-08 18:48:42.000000000 -0400
@@ -34,7 +34,12 @@
     char firstchar = (argv)? **argv: 'm';
     char *to = NULL, *cc = NULL, *addcc = NULL, *bcc = NULL, *subj = NULL;
     char *route = NULL;
-    char inc_list[MAXMSGS_BITS], buf[HDRSIZ];
+    char buf[HDRSIZ];
+#ifndef MSGS_DYNAMIC
+    char inc_list[MAXMSGS_BITS];
+#else
+    char *inc_list = (char *) alloca(MSGS_BITS(msg_cnt));
+#endif
     u_long flgs = 0;
 
     if (ison(glob_flags, IS_GETTING)) {
@@ -350,7 +355,11 @@
 
     /* If forwarding w/o editing, start a new file for each. */
     if (ison(flags, FORWARD) && ison(flags, SEND_NOW)) {
+#ifndef MSGS_DYNAMIC
 	char fwd[MAXMSGS_BITS];
+#else
+	char *fwd = (char *) alloca(MSGS_BITS(msg_cnt));
+#endif
 	register int i;
 	clear_msg_list(fwd);
 	for (i = 0; i < msg_cnt; i++)
@@ -694,7 +703,11 @@
 		putstring(p2, ed_fp);
 	}
 	when ':': {
+#ifndef MSGS_DYNAMIC
 	    char new[MAXMSGS_BITS];
+#else
+	    char *new = (char *) alloca(MSGS_BITS(msg_cnt));
+#endif
 	    u_long save_flags = glob_flags;
 
 	    turnon(glob_flags, IGN_SIGS);
@@ -706,7 +719,11 @@
 	when 'i': case 'f': case 'I': case 'm': {
 	    int  n;
 	    u_long copy_flgs = 0;
+#ifndef MSGS_DYNAMIC
 	    char list[MAXMSGS_BITS];
+#else
+	    char *list = (char *) alloca(MSGS_BITS(msg_cnt));
+#endif
 
 	    if (!msg_cnt) {
 		wprint("No messages.\n");
@@ -962,6 +979,7 @@
     register char *p;
     int c;
     char buf[MAXPATHLEN];
+    static char gpat[] = "{,{,*[ \\,]}mail{,[ \\,]*}}";
 
     /* forwarded mail has no additional personalized text */
     if (ison(flags, FORWARD)) {
@@ -985,8 +1003,7 @@
 	p = NULL;
 	if (!strncmp(Cc, "~v", 2) ||
 		/* Flashy test for $verify either empty or set to "mail" */
-		glob(p = do_set(set_options, "verify"),
-					    "{,{,*[ \\,]}mail{,[ \\,]*}}")) {
+		glob(p = do_set(set_options, "verify"), gpat)) {
 	    if (!p) /* so we don't Cc to ~v! */
 		*Cc = 0;
 	    for (;;) {
@@ -1679,6 +1696,7 @@
 		else if (!lcase_strncmp(p, "subject:", 8))
 		    (print_hdr = FALSE), strdup(subj, p);
 		else if (!lcase_strncmp(p, "from:", 5)) {
+#if 0
 		    char not_me[BUFSIZ];
 		    (void) strcpy(not_me, buf + 5);
 		    take_me_off(not_me);
@@ -1692,6 +1710,7 @@
 			    (void) no_newln(buf);
 			}
 		    }
+#endif
 		    got_from = TRUE;
 #ifdef PICKY_MAILER
 		    /* don't send From: to mta -- fool "for loop" below
*** old/main.c	Fri Sep  4 11:22:09 1998
--- main.c	Fri Sep  4 11:21:28 1998
***************
*** 30,36 ****
      char 	      buf[MAXPATHLEN];
      register char    *p;
      struct mush_flags Flags;
! 
  #ifndef INTERNAL_MALLOC
      extern char *stackbottom;	/* used by xfree() */
  
--- 30,36 ----
      char 	      buf[MAXPATHLEN];
      register char    *p;
      struct mush_flags Flags;
!     static char gpat[] = "{,{,*[ \\,]}startup{,[ \\,]*}}";
  #ifndef INTERNAL_MALLOC
      extern char *stackbottom;	/* used by xfree() */
  
***************
*** 59,64 ****
--- 59,80 ----
  	malloc_debug(0);
  #endif /* sun && debug */
  
+ #ifdef MSGS_DYNAMIC
+     {
+ 	extern char *last_output;
+ 	msg_max = MSGS_INCR;
+ 	msg = (struct msg *) malloc(sizeof(struct msg) * msg_max);
+ 	bzero(msg, sizeof(struct msg) * msg_max);
+ 	msg_list = (char *) malloc(MSGS_BITS(msg_max));
+ 	last_output = (char *) malloc(sizeof(char) * msg_max);
+ 	if (msg == (struct msg *) 0 || msg_list == NULL ||
+ 	    last_output == NULL) {
+ 	    (void) fprintf(stderr, "%s: Out of memory.\n", prog_name);
+ 	    exit(1);
+ 	}
+     }
+ #endif
+ 
      if (!isatty(0))
  	turnon(glob_flags, REDIRECT);
      else
***************
*** 255,261 ****
      (void) signal(SIGHUP,  catch);
  
      if (!hdrs_only && !istool && (!Flags.src_file || !Flags.src_n_exit) &&
! 	!glob(do_set(set_options, "quiet"), "{,{,*[ \\,]}startup{,[ \\,]*}}"))
  	(void) printf("%s: Type '?' for help.\n", check_internal("version"));
  
      (void) sprintf(buf, "folder %s %s", Flags.f_flags, mailfile);
--- 271,277 ----
      (void) signal(SIGHUP,  catch);
  
      if (!hdrs_only && !istool && (!Flags.src_file || !Flags.src_n_exit) &&
! 	!glob(do_set(set_options, "quiet"), gpat))
  	(void) printf("%s: Type '?' for help.\n", check_internal("version"));
  
      (void) sprintf(buf, "folder %s %s", Flags.f_flags, mailfile);
*** old/misc.c	Fri Sep  4 11:22:08 1998
--- misc.c	Fri Sep  4 11:21:28 1998
***************
*** 201,207 ****
--- 201,211 ----
      int argc, ret_val = -1;
      u_long save_do_pipe = ison(glob_flags, DO_PIPE);
      u_long save_is_pipe = ison(glob_flags, IS_PIPE);
+ #ifndef MSGS_DYNAMIC
      char dummy_list[MAXMSGS_BITS];
+ #else
+     char *dummy_list = (char *) alloca(MSGS_BITS(msg_cnt));
+ #endif
  
      turnoff(glob_flags, DO_PIPE);
      turnoff(glob_flags, IS_PIPE);
*** old/msgs.c	Fri Sep  4 11:22:08 1998
--- msgs.c	Fri Sep  4 11:21:28 1998
***************
*** 843,848 ****
--- 843,849 ----
      }
  #endif /* MMDF */
      buf[0] = 0;
+     date[0] = 0;
      while (fgets(buf, sizeof (buf), fp)) {
  #ifndef MSG_SEPARATOR
  	turnoff(glob_flags, WARNING);
***************
*** 875,880 ****
--- 876,882 ----
  	    {
  		msg_found++;
  		had_error = 0;
+ #ifndef MSGS_DYNAMIC
  		if (append && cnt == MAXMSGS-append) {
  		    wprint("WARNING: exceeded %d messages.\n", MAXMSGS-append);
  		    wprint("Not all messages have been loaded.\n");
***************
*** 882,887 ****
--- 884,931 ----
  		    had_error++;
  		    break;
  		}
+ #else
+ 		if (append && cnt == msg_max-append) {
+ 		    /* 
+ 		     * XXX: should really ignore signals here but instead
+ 		     * are careful with the order we do things
+ 		     * so if we get interrupted, we only lose memory
+ 		     */
+ 		    int nmsg_max = msg_max + MSGS_INCR;
+ 		    struct msg* m;
+ 		    char* b, *l;
+ 		    extern char* last_output;
+ 
+ 		    m = (struct msg *) realloc(msg, sizeof(struct msg) * 
+ 					       nmsg_max);
+ 		    if (m == (struct msg *) 0) {
+ bad:
+ 			wprint("Out of memory for %d messages.\n", nmsg_max);
+ 			wprint("Not all messages have been loaded.\n");
+ 			msg_cnt--;
+ 			had_error++;
+ 			break;
+ 		    }
+ 
+ 		    b = (char *) realloc(msg_list, MSGS_BITS(nmsg_max));
+ 		    if (b == NULL)
+ 			goto bad;
+ 
+ 		    l = (char *) realloc(last_output, sizeof(char) * nmsg_max);
+ 		    if (l == NULL)
+ 			goto bad;
+ 
+ 
+ 		    msg = m;
+ 		    msg_list = b;
+ 		    last_output = l;
+ 
+ 		    bzero(&msg[msg_max], sizeof(struct msg) * MSGS_INCR);
+ 
+ 		    msg_max = nmsg_max;
+ 
+ 		}
+ #endif /* MSGS_DYNAMIC */
  		if (ison(glob_flags, READ_ONLY))
  		    bytes = ftell(fp) - strlen(buf);
  		else {
***************
*** 1058,1064 ****
      }
      close_lock(file, fp);
      if (isoff(glob_flags, READ_ONLY)) {
! 	if (had_error && msg_found && append == 1 && cnt == MAXMSGS-append) {
  	    wprint("Using read-only mode.\n");
  	    turnon(glob_flags, READ_ONLY);
  	    had_error = 0;	/* return successfully anyway */
--- 1102,1113 ----
      }
      close_lock(file, fp);
      if (isoff(glob_flags, READ_ONLY)) {
! #ifndef MSGS_DYNAMIC
! 	if (had_error && msg_found && append == 1 && cnt == MAXMSGS-append)
! #else
! 	if (had_error && msg_found && append == 1 && cnt == msg_max-append)
! #endif
! 	{
  	    wprint("Using read-only mode.\n");
  	    turnon(glob_flags, READ_ONLY);
  	    had_error = 0;	/* return successfully anyway */
  
--- version.h.orig	Mon Jan  3 15:49:04 2000
+++ version.h	Mon Jan  3 15:50:42 2000
@@ -1,7 +1,11 @@
 /* @(#)version.h	(c) Copyright 1989, 1990, 1991 (Dan Heller) */
 
 #define MUSHNAME	"Mail User's Shell"
-#define RELEASE_DATE	"beta(4) 03/19/98"
+#ifdef MSGS_DYNAMIC
+#define RELEASE_DATE  "beta(4.pl1)+dynamic 20000103"
+#else
+#define RELEASE_DATE  "beta(4.pl1) 20000103"
+#endif
 #define RELEASE		7
 #define REVISION	"2"
 #define PATCHLEVEL	6
*** old/pick.c	Fri Sep  4 12:07:59 1998
--- pick.c	Fri Sep  4 13:12:17 1998
***************
*** 11,19 ****
  static int pick();
  static void month_day_year();
  
! #ifdef REGCOMP
  regerror(msg)
! char *msg;
  {
      printf("regcomp error: %s\n", msg);
  }
--- 11,20 ----
  static int pick();
  static void month_day_year();
  
! #if defined(REGCOMP) && !defined(REG_EXTENDED)
! void
  regerror(msg)
! const char *msg;
  {
      printf("regcomp error: %s\n", msg);
  }
***************
*** 23,29 ****
--- 24,34 ----
  register int n;
  register char **argv, list[];
  {
+ #ifndef MSGS_DYNAMIC
      char ret_list[MAXMSGS_BITS];
+ #else
+     char *ret_list = (char *) alloca(MSGS_BITS(msg_cnt));
+ #endif
  
      if (n > 1 && !strcmp(argv[1], "-?"))
  	return help(0, "pick", cmd_help);
***************
*** 72,78 ****
      register char c;
      int matches = 0;
      char pattern[256];
!     short head_first, head_cnt, tail_cnt, search = TRUE;
      int n;
  
      if (!msg_cnt) {
--- 77,83 ----
      register char c;
      int matches = 0;
      char pattern[256];
!     short head_first, head_cnt, tail_cnt, search = TRUE, dups = FALSE;
      int n;
  
      if (!msg_cnt) {
***************
*** 166,171 ****
--- 171,177 ----
  		turnon(match_priority, M_PRIORITY(c - 'A' + 1));
  	    when 'x' : xflg = 1;
  	    when 'i' : icase = 1;
+ 	    when 'D' : dups = TRUE;
  	    otherwise:
  		print("pick: unknown flag: %c\n", argv[0][1]);
  		clear_msg_list(ret_list);
***************
*** 175,181 ****
  	print("Can't specify -x and head/tail options together.\n");
  	return -1;
      }
!     if (!mdy[1]) {
  	(void) argv_to_string(pattern, argv);
  	if (pattern[0] == '\0' && match_priority == 0 &&
  		head_cnt + tail_cnt < 0) {
--- 181,187 ----
  	print("Can't specify -x and head/tail options together.\n");
  	return -1;
      }
!     if (!mdy[1] && !dups) {
  	(void) argv_to_string(pattern, argv);
  	if (pattern[0] == '\0' && match_priority == 0 &&
  		head_cnt + tail_cnt < 0) {
***************
*** 184,190 ****
  	    return -1;
  	}
      }
!     search = (pattern[0] || mdy[1] || (match_priority != 0));
      if (verbose) {
  	if (head_cnt + tail_cnt >= 0) {
  	    print("Finding the ");
--- 190,196 ----
  	    return -1;
  	}
      }
!     search = (pattern[0] || mdy[1] || (match_priority > 0));
      if (verbose) {
  	if (head_cnt + tail_cnt >= 0) {
  	    print("Finding the ");
***************
*** 209,216 ****
  		    print_more(" of the last %d", tail_cnt);
  	} else
  	    print_more("Searching for %smessages",
! 		match_priority != 0 ? "priority " : "");
! 	if (!search) {
  	    if (tail_cnt > 0 && head_cnt > 0)
  		print_more(" messages");
  	    if (ison(glob_flags, IS_PIPE))
--- 215,224 ----
  		    print_more(" of the last %d", tail_cnt);
  	} else
  	    print_more("Searching for %smessages",
! 		match_priority > 0 ? "priority " : "");
! 	if (dups) {
! 	    print_more(" that are duplicates");
! 	} else if (!search) {
  	    if (tail_cnt > 0 && head_cnt > 0)
  		print_more(" messages");
  	    if (ison(glob_flags, IS_PIPE))
***************
*** 241,247 ****
      }
      if (mdy[1] > 0 && icase)
  	print("using date: -i flag ignored.\n");
!     if (!search) {
  	for (n = 0; n < msg_cnt && (!head_first || matches < head_cnt); n++)
  	    if (msg_bit(list, n))
  		++matches, set_msg_bit(ret_list, n);
--- 249,258 ----
      }
      if (mdy[1] > 0 && icase)
  	print("using date: -i flag ignored.\n");
!     if (dups)
! 	matches = find_dups(head_first? head_cnt : msg_cnt,
! 			   list, ret_list);
!     else if (!search) {
  	for (n = 0; n < msg_cnt && (!head_first || matches < head_cnt); n++)
  	    if (msg_bit(list, n))
  		++matches, set_msg_bit(ret_list, n);
***************
*** 284,289 ****
--- 295,424 ----
      return matches;
  }
  
+ 
+ static int
+ cmplines(m1, m2)
+     struct msg **m1;
+     struct msg **m2;
+ {
+     int z =  (int) (*m2)->m_lines - (int) (*m1)->m_lines;
+     if (z > 0)
+ 	return 1;
+     else if (z < 0)
+ 	return -1;
+     else
+ 	return 0;
+ }
+ 
+ 
+ /*
+  * find_dups searches for messages with the same body as others
+  */
+ find_dups(cnt, check_list, ret_list)
+ int cnt;
+ char check_list[], ret_list[];
+ {
+     int i, j, n, lcur, mcur;
+     int matches = 0;
+ #ifndef MSGS_DYNAMIC
+     struct msg *mlist[MAXMSGS];
+ #else
+     struct msg **mlist = (struct msg **) alloca(msg_cnt *
+ 						sizeof(struct msg *));
+ #endif
+     char *omsg = NULL, *nmsg = NULL, *otext = NULL, *ntext = NULL;
+     size_t otsize = 0, ntsize = 0, omsize = 0, nmsize = 0, mid;
+ 
+     if (cnt == -1)
+ 	cnt = msg_cnt;
+ 
+     for (i = 0, n = 0; i < cnt && n < msg_cnt; n++)
+ 	if (msg_bit(check_list, n)) {
+ 	    mlist[i] = &msg[n];
+ 	    mlist[i]->m_spare = n;
+ 	    i++;
+ 	}
+ 
+     cnt = i;
+     qsort((char *) mlist, cnt, sizeof(struct msg *), cmplines);
+ 
+     clear_msg_list(ret_list);
+ 
+     lcur = -1;
+ 
+     for (i = 0; i < cnt - 1; i++) {
+ 	lcur = mlist[i]->m_lines;
+ 	mcur = mlist[i]->m_spare;
+ 
+ 	if (mlist[i + 1]->m_lines != lcur)
+ 	    /* Next message has not the same number of lines, skip */
+ 	    continue;
+ 
+ 	(void) msg_get(mcur, NULL, 0);
+ 	if (otsize < mlist[i]->m_size) {
+ 	    otsize = mlist[i]->m_size;
+ 	    otext = otext ? (char *) malloc(otsize) :
+ 			    (char *) realloc(otext, otsize);
+ 	    if (otext == NULL) {
+ 		print("Out of memory in find_dups\n");
+ 		goto bad;
+ 	    }
+ 	}
+ 	if (fread(otext, 1, mlist[i]->m_size, tmpf) != mlist[i]->m_size) {
+ 	    print("fread old for %d failed %d\n", mcur, sys_errlist[errno]);
+ 	    goto bad;
+ 	}
+ 	if ((omsg = (char *) strstr(otext, "\n\n")) == NULL) {
+ 	    printf("could not find start of message %d\n", mcur);
+ 	    continue;
+ 	}
+ 	omsize = mlist[i]->m_size - (omsg - otext);
+ 	for (j = i + 1; j < cnt; j++) {
+ 	    if (mlist[j]->m_lines != lcur)
+ 		/* Next message has not the same number of lines, skip */
+ 		break;
+ 	    mid = mlist[j]->m_spare;
+ 	    (void) msg_get(mid, NULL, 0);
+ 	    if (ntsize < mlist[j]->m_size) {
+ 		ntsize = mlist[j]->m_size;
+ 		ntext = ntext ? (char *) malloc(ntsize) :
+ 				(char *) realloc(ntext, ntsize);
+ 		if (ntext == NULL) {
+ 		    print("Out of memory in find_dups\n");
+ 		    goto bad;
+ 		}
+ 	    }
+ 	    if (fread(ntext, 1, mlist[j]->m_size, tmpf) != mlist[j]->m_size) {
+ 		print("fread new for %d failed %d\n", mid, sys_errlist[errno]);
+ 		goto bad;
+ 	    }
+ 	    if ((nmsg = (char *) strstr(ntext, "\n\n")) == NULL) {
+ 		printf("could not find start of message %d\n", mid);
+ 		continue;
+ 	    }
+ 	    nmsize = mlist[j]->m_size - (nmsg - ntext);
+ 	    if (nmsize != omsize)
+ 		continue;
+ 	    if (memcmp(nmsg, omsg, nmsize) == 0) {
+ 		++matches;
+ 		set_msg_bit(ret_list, mid);
+ 	    }
+ 	}
+     }
+     if (otext)
+ 	free(otext);
+     if (ntext)
+ 	free(ntext);
+     return matches;
+ bad:
+     clear_msg_list(ret_list);
+     if (otext)
+ 	free(otext);
+     if (ntext)
+ 	free(ntext);
+     return 0;
+ }
+ 	
  /*
   * find_pattern will search thru all the messages set in the check_list
   * until the list runs out or "cnt" has been exhasted.  ret_list contains
***************
*** 307,313 ****
--- 442,452 ----
  #endif
  #else /* REGCMP */
  # ifdef REGCOMP
+ #  ifdef REG_EXTENDED
+     regex_t rex;
+ #  else
      char *regcomp(), *regexec();
+ #  endif
  # else
      char *re_comp();
  # endif
***************
*** 328,334 ****
--- 467,478 ----
  	}
  #else /* REGCMP */
  # ifdef REGCOMP
+ #  ifdef REG_EXTENDED
+ 	if (regcomp(&rex, p, REG_EXTENDED) != 0)
+ #  else
  	if ((err = regcomp(p)) == NULL) {
+ #  endif
+ 	{
  	    clear_msg_list(ret_list);
  	    return -1;
  	}
***************
*** 348,354 ****
      /* start searching: set bytes, and message number: n */
      for (n = 0; cnt && n < msg_cnt; n++)
  	if (msg_bit(check_list, n)) {
! 	    if (match_priority != 0) {
  		if (msg[n].m_flags & match_priority)
  		    ++matches, set_msg_bit(ret_list, n);
  		continue;
--- 492,498 ----
      /* start searching: set bytes, and message number: n */
      for (n = 0; cnt && n < msg_cnt; n++)
  	if (msg_bit(check_list, n)) {
! 	    if (match_priority > 0) {
  		if (msg[n].m_flags & match_priority)
  		    ++matches, set_msg_bit(ret_list, n);
  		continue;
***************
*** 421,427 ****
--- 565,575 ----
  		val = !!regex(err, p, NULL); /* convert value to a boolean */
  #else /* REGCMP */
  # ifdef REGCOMP
+ #  ifdef REG_EXTENDED
+ 		val = regexec(&rex, p, 0, NULL, 0) == 0;
+ #  else
  		val = !!regexec(err, p);
+ #  endif
  # else
  		val = re_exec(p);
  # endif
***************
*** 448,455 ****
--- 596,607 ----
  #else
  # ifdef REGCOMP
      if (err)
+ #  ifdef REG_EXTENDED
+ 	regfree(&rex);
+ #  else
  	/* XXX: regfree soon */
      	free(err);
+ #  endif
  # endif
  #endif /* REGCMP */
      return matches;
***************
*** 476,482 ****
--- 628,638 ----
  #endif
  #else /* REGCMP */
  # ifdef REGCOMP
+ #  ifdef REG_EXTENDED
+     regex_t rex;
+ #  else
      char *regcomp(), *regexec();
+ #  endif
  # else
      char *re_comp();
  # endif
***************
*** 509,515 ****
      }
  #else /* REGCMP */
  # ifdef REGCOMP
!     if (*pattern && !(err = regcomp(pattern, NULL))) {
  	print("Error in regcomp in %s", pattern);
  	return 0;
      }
--- 665,676 ----
      }
  #else /* REGCMP */
  # ifdef REGCOMP
! #  ifdef REG_EXTENDED
!     if (*pattern && regcomp(&rex, pattern, REG_EXTENDED))
! #  else
!     if (*pattern && !(err = regcomp(pattern, NULL)))
! #  endif
!     {
  	print("Error in regcomp in %s", pattern);
  	return 0;
      }
***************
*** 534,540 ****
--- 695,705 ----
  	val = !!regex(err, p, NULL); /* convert value to a boolean */
  #else /* REGCMP */
  # ifdef REGCOMP
+ #  ifdef REG_EXTENDED
+ 	val = regexec(&rex, p, 0, NULL, 0) == 0;
+ #  else
  	val = !!regexec(err, p);
+ #  endif
  # else
  	val = re_exec(p);
  # endif
***************
*** 549,556 ****
--- 714,725 ----
  #else
  # ifdef REGCOMP
      if (err)
+ #  ifdef REG_EXTENDED
+ 	regfree(&rex);
+ #  else
  	/* XXX: regfree soon */
      	free(err);
+ #  endif
  # endif
  #endif /* REGCMP */