freebsd/contrib/global/nvi-1.79.diff

diff -c -r -N /usr/local/src/nvi-1.79/build/Makefile.in ./build/Makefile.in
*** /usr/local/src/nvi-1.79/build/Makefile.in	Wed Oct 23 22:43:38 1996
--- ./build/Makefile.in	Wed Apr 16 21:20:09 1997
***************
*** 3,9 ****
  srcdir=	@srcdir@/..
  CC=	@CC@
  OPTFLAG=@OPTFLAG@
! CFLAGS=	-c $(OPTFLAG) @CFLAGS@ -I. -I$(srcdir)/include @CPPFLAGS@
  LDFLAGS=@LDFLAGS@
  PERL=	@vi_cv_path_perl@
  PERLLIB=@vi_cv_perllib@
--- 3,9 ----
  srcdir=	@srcdir@/..
  CC=	@CC@
  OPTFLAG=@OPTFLAG@
! CFLAGS=	-c $(OPTFLAG) @CFLAGS@ -I. -I$(srcdir)/include @CPPFLAGS@ -DGTAGS
  LDFLAGS=@LDFLAGS@
  PERL=	@vi_cv_path_perl@
  PERLLIB=@vi_cv_perllib@
diff -c -r -N /usr/local/src/nvi-1.79/common/main.c ./common/main.c
*** /usr/local/src/nvi-1.79/common/main.c	Sat Oct 12 07:28:28 1996
--- ./common/main.c	Wed Apr 16 21:20:09 1997
***************
*** 64,69 ****
--- 64,72 ----
  	size_t len;
  	u_int flags;
  	int ch, flagchk, lflag, secure, startup, readonly, rval, silent;
+ #ifdef GTAGS
+ 	int gtags = 0;
+ #endif
  	char *tag_f, *wsizearg, path[256];
  
  	/* Initialize the busy routine, if not defined by the screen. */
***************
*** 113,123 ****
--- 116,134 ----
  	/* Set the file snapshot flag. */
  	F_SET(gp, G_SNAPSHOT);
  
+ #ifdef GTAGS
+ #ifdef DEBUG
+ 	while ((ch = getopt(argc, argv, "c:D:eFGlRrSsT:t:vw:")) != EOF)
+ #else
+ 	while ((ch = getopt(argc, argv, "c:eFGlRrSst:vw:")) != EOF)
+ #endif
+ #else
  #ifdef DEBUG
  	while ((ch = getopt(argc, argv, "c:D:eFlRrSsT:t:vw:")) != EOF)
  #else
  	while ((ch = getopt(argc, argv, "c:eFlRrSst:vw:")) != EOF)
  #endif
+ #endif
  		switch (ch) {
  		case 'c':		/* Run the command. */
  			/*
***************
*** 154,159 ****
--- 165,175 ----
  		case 'F':		/* No snapshot. */
  			F_CLR(gp, G_SNAPSHOT);
  			break;
+ #ifdef GTAGS
+ 		case 'G':		/* gtags mode. */
+ 			gtags = 1;
+ 			break;
+ #endif
  		case 'l':		/* Set lisp, showmatch options. */
  			lflag = 1;
  			break;
***************
*** 252,257 ****
--- 268,277 ----
  	}
  	if (readonly)
  		*oargp++ = O_READONLY;
+ #ifdef GTAGS
+ 	if (gtags)
+ 		*oargp++ = O_GTAGSMODE;
+ #endif
  	if (secure)
  		*oargp++ = O_SECURE;
  	*oargp = -1;			/* Options initialization. */
diff -c -r -N /usr/local/src/nvi-1.79/common/options.c ./common/options.c
*** /usr/local/src/nvi-1.79/common/options.c	Tue Oct 15 03:56:29 1996
--- ./common/options.c	Wed Apr 16 21:20:09 1997
***************
*** 80,85 ****
--- 80,89 ----
  	{"filec",	NULL,		OPT_STR,	0},
  /* O_FLASH	    HPUX */
  	{"flash",	NULL,		OPT_1BOOL,	0},
+ #ifdef GTAGS
+ /* O_GTAGSMODE      FreeBSD2.2 */
+ 	{"gtagsmode",	NULL,		OPT_0BOOL,	0},
+ #endif
  /* O_HARDTABS	    4BSD */
  	{"hardtabs",	NULL,		OPT_NUM,	0},
  /* O_ICLOWER	  4.4BSD */
***************
*** 244,249 ****
--- 248,256 ----
  	{"eb",		O_ERRORBELLS},		/*     4BSD */
  	{"ed",		O_EDCOMPATIBLE},	/*     4BSD */
  	{"ex",		O_EXRC},		/* System V (undocumented) */
+ #ifdef GTAGS
+ 	{"gt",		O_GTAGSMODE},		/* FreeBSD2.2 */
+ #endif
  	{"ht",		O_HARDTABS},		/*     4BSD */
  	{"ic",		O_IGNORECASE},		/*     4BSD */
  	{"li",		O_LINES},		/*   4.4BSD */
diff -c -r -N /usr/local/src/nvi-1.79/docs/USD.doc/vi.man/vi.1 ./docs/USD.doc/vi.man/vi.1
*** /usr/local/src/nvi-1.79/docs/USD.doc/vi.man/vi.1	Fri Oct 11 10:34:05 1996
--- ./docs/USD.doc/vi.man/vi.1	Wed Apr 16 21:20:09 1997
***************
*** 17,23 ****
  .SH SYNOPSIS
  .B ex
  [\c
! .B -eFRrSsv\c
  ] [\c
  .BI -c " cmd"\c
  ] [\c
--- 17,23 ----
  .SH SYNOPSIS
  .B ex
  [\c
! .B -eFGRrSsv\c
  ] [\c
  .BI -c " cmd"\c
  ] [\c
***************
*** 28,34 ****
  .br
  .B vi
  [\c
! .B -eFlRrSv\c
  ] [\c
  .BI -c " cmd"\c
  ] [\c
--- 28,34 ----
  .br
  .B vi
  [\c
! .B -eFGlRrSv\c
  ] [\c
  .BI -c " cmd"\c
  ] [\c
***************
*** 39,45 ****
  .br
  .B view
  [\c
! .B -eFRrSv\c
  ] [\c
  .BI -c " cmd"\c
  ] [\c
--- 39,45 ----
  .br
  .B view
  [\c
! .B -eFGRrSv\c
  ] [\c
  .BI -c " cmd"\c
  ] [\c
***************
*** 121,126 ****
--- 121,129 ----
  .B \-l
  Start editing with the lisp and showmatch options set.
  .TP
+ .B \-G
+ Start editing in gtags mode, as if the gtagsmode option was set.
+ .TP
  .B \-R
  Start editing in read-only mode, as if the command name was
  .IR view ,
***************
*** 429,434 ****
--- 432,439 ----
  .TP
  .B "<control-]>"
  Push a tag reference onto the tag stack.
+ In gtagsmode, if at the first column of line,
+ locate function references otherwise function definitions.
  .TP
  .B "<control-^>"
  Switch to the most recently edited file.
***************
*** 940,945 ****
--- 945,953 ----
  .B "rew[ind][!]"
  Rewind the argument list.
  .TP
+ .B "rta[g][!] tagstring"
+ Edit the file refering the specified tag. (Only in gtagsmode)
+ .TP
  .B "se[t] [option[=[value]] ...] [nooption ...] [option? ...] [all]"
  Display or set editor options.
  .TP
***************
*** 1109,1114 ****
--- 1117,1125 ----
  .TP
  .B "flash [on]"
  Flash the screen instead of beeping the keyboard on error.
+ .TP
+ .B "gtagsmode, gt [off]"
+ Use GTAGS and GRTAGS instead of tags.
  .TP
  .B "hardtabs, ht [8]"
  Set the spacing between hardware tab settings.
diff -c -r -N /usr/local/src/nvi-1.79/ex/ex.h ./ex/ex.h
*** /usr/local/src/nvi-1.79/ex/ex.h	Tue Aug 13 09:24:00 1996
--- ./ex/ex.h	Wed Apr 16 21:20:09 1997
***************
*** 152,157 ****
--- 152,160 ----
  #define	E_SEARCH_WMSG	0x01000000	/* Display search-wrapped message. */
  #define	E_USELASTCMD	0x02000000	/* Use the last command. */
  #define	E_VISEARCH	0x04000000	/* It's really a vi search command. */
+ #ifdef GTAGS
+ #define	E_REFERENCE	0x08000000	/* locate function references */
+ #endif
  	u_int32_t flags;		/* Current flags. */
  };
  
diff -c -r -N /usr/local/src/nvi-1.79/ex/ex_cmd.c ./ex/ex_cmd.c
*** /usr/local/src/nvi-1.79/ex/ex_cmd.c	Wed Oct 23 22:31:01 1996
--- ./ex/ex_cmd.c	Wed Apr 16 21:20:09 1997
***************
*** 302,307 ****
--- 302,314 ----
  	    "!",
  	    "rew[ind][!]",
  	    "re-edit all the files in the file argument list"},
+ #ifdef GTAGS
+ /* C_RTAG */
+ 	{"rtag",	ex_rtag_push,	E_NEWSCREEN,
+ 	    "!w1o",
+ 	    "[Rr]ta[g][!] [string]",
+ 	    "edit the file containing the tag"},
+ #endif
  /*
   * !!!
   * Adding new commands starting with 's' may break the substitute command code
diff -c -r -N /usr/local/src/nvi-1.79/ex/ex_tag.c ./ex/ex_tag.c
*** /usr/local/src/nvi-1.79/ex/ex_tag.c	Mon Sep 16 05:02:43 1996
--- ./ex/ex_tag.c	Wed Apr 16 21:20:09 1997
***************
*** 46,51 ****
--- 46,55 ----
  static int	 compare __P((char *, char *, char *));
  static void	 ctag_file __P((SCR *, TAGF *, char *, char **, size_t *));
  static int	 ctag_search __P((SCR *, char *, size_t, char *));
+ #ifdef GTAGS
+ static int	 getentry __P((char *, char *, char *, char *));
+ static TAGQ	*gtag_slist __P((SCR *, char *, int));
+ #endif
  static int	 ctag_sfile __P((SCR *, TAGF *, TAGQ *, char *));
  static TAGQ	*ctag_slist __P((SCR *, char *));
  static char	*linear_search __P((char *, char *, char *));
***************
*** 89,94 ****
--- 93,117 ----
  	return (0);
  }
  
+ #ifdef GTAGS
+ /*
+  * ex_rtag_push -- ^]
+  *		  :rtag[!] [string]
+  *
+  * Enter a new TAGQ context based on a ctag string.
+  *
+  * PUBLIC: int ex_rtag_push __P((SCR *, EXCMD *));
+  */
+ int
+ ex_rtag_push(sp, cmdp)
+ 	SCR *sp;
+ 	EXCMD *cmdp;
+ {
+ 	F_SET(cmdp, E_REFERENCE);
+ 	return ex_tag_push(sp, cmdp);
+ }
+ #endif
+ 
  /*
   * ex_tag_push -- ^]
   *		  :tag[!] [string]
***************
*** 138,143 ****
--- 161,172 ----
  	}
  
  	/* Get the tag information. */
+ #ifdef GTAGS
+ 	if (O_ISSET(sp, O_GTAGSMODE)) {
+ 		if ((tqp = gtag_slist(sp, exp->tag_last, F_ISSET(cmdp, E_REFERENCE))) == NULL)
+ 			return (1);
+ 	} else
+ #endif
  	if ((tqp = ctag_slist(sp, exp->tag_last)) == NULL)
  		return (1);
  
***************
*** 969,974 ****
--- 998,1116 ----
  	return (0);
  }
  
+ #ifdef GTAGS
+ /*
+  * getentry --
+  *	get tag information from current line.
+  *
+  * gtags temporary file format.
+  * <tag>   <lineno>  <file>         <image>
+  *
+  * sample.
+  * +------------------------------------------------
+  * |main     30      main.c         main(argc, argv)
+  * |func     21      subr.c         func(arg)
+  */
+ static int
+ getentry(buf, tag, file, line)
+ 	char *buf, *tag, *file, *line;
+ {
+ 	char *p;
+ 
+ 	p = tag;
+ 	while (*buf && !isspace(*buf))		/* tag name */
+ 		*p++ = *buf++;
+ 	*p = 0;
+ 	while (*buf && isspace(*buf))		/* skip blanks */
+ 		buf++;
+ 	p = line;
+ 	while (*buf && !isspace(*buf))		/* line no */
+ 		*p++ = *buf++;
+ 	*p = 0;
+ 	while (*buf && isspace(*buf))		/* skip blanks */
+ 		buf++;
+ 	p = file;
+ 	while (*buf && !isspace(*buf))		/* file name */
+ 		*p++ = *buf++;
+ 	*p = 0;
+ 
+ 	/* value check */
+ 	if (strlen(tag) && strlen(line) && strlen(file) && atoi(line) > 0)
+ 		return 1;	/* OK */
+ 	return 0;		/* ERROR */
+ }
+ 
+ /*
+  * gtag_slist --
+  *	Search the list of tags files for a tag, and return tag queue.
+  */
+ static TAGQ *
+ gtag_slist(sp, tag, ref)
+ 	SCR *sp;
+ 	char *tag;
+ 	int ref;
+ {
+ 	EX_PRIVATE *exp;
+ 	TAGF *tfp;
+ 	TAGQ *tqp;
+ 	size_t len;
+ 	int echk;
+ 	TAG *tp;
+ 	static char name[80], file[200], line[10];
+ 	char command[200];
+ 	char buf[BUFSIZ+1];
+ 	FILE *fp;
+ 
+ 	/* Allocate and initialize the tag queue structure. */
+ 	len = strlen(tag);
+ 	CALLOC_GOTO(sp, tqp, TAGQ *, 1, sizeof(TAGQ) + len + 1);
+ 	CIRCLEQ_INIT(&tqp->tagq);
+ 	tqp->tag = tqp->buf;
+ 	memcpy(tqp->tag, tag, (tqp->tlen = len) + 1);
+ 
+ 	/*
+ 	 * Find the tag, only display missing file messages once, and
+ 	 * then only if we didn't find the tag.
+ 	 */
+ 	sprintf(command, "global -%s '%s'", ref ? "rx" : "x", tag);
+ 	if (fp = popen(command, "r")) {
+ 		while (fgets(buf, sizeof(buf), fp)) {
+ 			if (buf[strlen(buf)-1] == '\n')		/* chop(buf) */
+ 				buf[strlen(buf)-1] = 0;
+ 			else
+ 				while (fgetc(fp) != '\n')
+ 					;
+ 			if (getentry(buf, name, file, line) == 0) {
+ 				echk = 1;
+ 				F_SET(tfp, TAGF_ERR);
+ 				break;
+ 			}
+ 			CALLOC_GOTO(sp, tp,
+ 			    TAG *, 1, sizeof(TAG) + strlen(file) + 1 + strlen(line) + 1);
+ 			tp->fname = tp->buf;
+ 			strcpy(tp->fname, file);
+ 			tp->fnlen = strlen(file);
+ 			tp->search = tp->fname + tp->fnlen + 1;
+ 			strcpy(tp->search, line);
+ 			CIRCLEQ_INSERT_TAIL(&tqp->tagq, tp, q);
+ 		}
+ 		pclose(fp);
+ 	}
+ 
+ 	/* Check to see if we found anything. */
+ 	if (tqp->tagq.cqh_first == (void *)&tqp->tagq) {
+ 		msgq_str(sp, M_ERR, tag, "162|%s: tag not found");
+ 		free(tqp);
+ 		return (NULL);
+ 	}
+ 
+ 	tqp->current = tqp->tagq.cqh_first;
+ 	return (tqp);
+ 
+ alloc_err:
+ 	return (NULL);
+ }
+ #endif
  /*
   * ctag_slist --
   *	Search the list of tags files for a tag, and return tag queue.
diff -c -r -N /usr/local/src/nvi-1.79/include/ex_def.h ./include/ex_def.h
*** /usr/local/src/nvi-1.79/include/ex_def.h	Wed Oct 23 22:53:09 1996
--- ./include/ex_def.h	Wed Apr 16 21:20:09 1997
***************
*** 47,78 ****
  #define C_RECOVER 46
  #define C_RESIZE 47
  #define C_REWIND 48
! #define C_SUBSTITUTE 49
! #define C_SCRIPT 50
! #define C_SET 51
! #define C_SHELL 52
! #define C_SOURCE 53
! #define C_STOP 54
! #define C_SUSPEND 55
! #define C_T 56
! #define C_TAG 57
! #define C_TAGNEXT 58
! #define C_TAGPOP 59
! #define C_TAGPREV 60
! #define C_TAGTOP 61
! #define C_TCLCMD 62
! #define C_UNDO 63
! #define C_UNABBREVIATE 64
! #define C_UNMAP 65
! #define C_V 66
! #define C_VERSION 67
! #define C_VISUAL_EX 68
! #define C_VISUAL_VI 69
! #define C_VIUSAGE 70
! #define C_WRITE 71
! #define C_WN 72
! #define C_WQ 73
! #define C_XIT 74
! #define C_YANK 75
! #define C_Z 76
! #define C_SUBTILDE 77
--- 47,79 ----
  #define C_RECOVER 46
  #define C_RESIZE 47
  #define C_REWIND 48
! #define C_RTAG 49
! #define C_SUBSTITUTE 50
! #define C_SCRIPT 51
! #define C_SET 52
! #define C_SHELL 53
! #define C_SOURCE 54
! #define C_STOP 55
! #define C_SUSPEND 56
! #define C_T 57
! #define C_TAG 58
! #define C_TAGNEXT 59
! #define C_TAGPOP 60
! #define C_TAGPREV 61
! #define C_TAGTOP 62
! #define C_TCLCMD 63
! #define C_UNDO 64
! #define C_UNABBREVIATE 65
! #define C_UNMAP 66
! #define C_V 67
! #define C_VERSION 68
! #define C_VISUAL_EX 69
! #define C_VISUAL_VI 70
! #define C_VIUSAGE 71
! #define C_WRITE 72
! #define C_WN 73
! #define C_WQ 74
! #define C_XIT 75
! #define C_YANK 76
! #define C_Z 77
! #define C_SUBTILDE 78
diff -c -r -N /usr/local/src/nvi-1.79/include/ex_extern.h ./include/ex_extern.h
*** /usr/local/src/nvi-1.79/include/ex_extern.h	Wed Oct 23 22:53:10 1996
--- ./include/ex_extern.h	Wed Apr 16 21:20:09 1997
***************
*** 89,94 ****
--- 89,95 ----
      char *, size_t, char **, size_t *, regex_t *, u_int));
  void re_error __P((SCR *, int, regex_t *));
  int ex_tag_first __P((SCR *, char *));
+ int ex_rtag_push __P((SCR *, EXCMD *));
  int ex_tag_push __P((SCR *, EXCMD *));
  int ex_tag_next __P((SCR *, EXCMD *));
  int ex_tag_prev __P((SCR *, EXCMD *));
diff -c -r -N /usr/local/src/nvi-1.79/include/options_def.h ./include/options_def.h
*** /usr/local/src/nvi-1.79/include/options_def.h	Wed Oct 23 22:53:10 1996
--- ./include/options_def.h	Wed Apr 16 21:20:09 1997
***************
*** 16,79 ****
  #define O_EXTENDED 15
  #define O_FILEC 16
  #define O_FLASH 17
! #define O_HARDTABS 18
! #define O_ICLOWER 19
! #define O_IGNORECASE 20
! #define O_KEYTIME 21
! #define O_LEFTRIGHT 22
! #define O_LINES 23
! #define O_LISP 24
! #define O_LIST 25
! #define O_LOCKFILES 26
! #define O_MAGIC 27
! #define O_MATCHTIME 28
! #define O_MESG 29
! #define O_MODELINE 30
! #define O_MSGCAT 31
! #define O_NOPRINT 32
! #define O_NUMBER 33
! #define O_OCTAL 34
! #define O_OPEN 35
! #define O_OPTIMIZE 36
! #define O_PARAGRAPHS 37
! #define O_PATH 38
! #define O_PRINT 39
! #define O_PROMPT 40
! #define O_READONLY 41
! #define O_RECDIR 42
! #define O_REDRAW 43
! #define O_REMAP 44
! #define O_REPORT 45
! #define O_RULER 46
! #define O_SCROLL 47
! #define O_SEARCHINCR 48
! #define O_SECTIONS 49
! #define O_SECURE 50
! #define O_SHELL 51
! #define O_SHELLMETA 52
! #define O_SHIFTWIDTH 53
! #define O_SHOWMATCH 54
! #define O_SHOWMODE 55
! #define O_SIDESCROLL 56
! #define O_SLOWOPEN 57
! #define O_SOURCEANY 58
! #define O_TABSTOP 59
! #define O_TAGLENGTH 60
! #define O_TAGS 61
! #define O_TERM 62
! #define O_TERSE 63
! #define O_TILDEOP 64
! #define O_TIMEOUT 65
! #define O_TTYWERASE 66
! #define O_VERBOSE 67
! #define O_W1200 68
! #define O_W300 69
! #define O_W9600 70
! #define O_WARN 71
! #define O_WINDOW 72
! #define O_WINDOWNAME 73
! #define O_WRAPLEN 74
! #define O_WRAPMARGIN 75
! #define O_WRAPSCAN 76
! #define O_WRITEANY 77
! #define O_OPTIONCOUNT 78
--- 16,80 ----
  #define O_EXTENDED 15
  #define O_FILEC 16
  #define O_FLASH 17
! #define O_GTAGSMODE 18
! #define O_HARDTABS 19
! #define O_ICLOWER 20
! #define O_IGNORECASE 21
! #define O_KEYTIME 22
! #define O_LEFTRIGHT 23
! #define O_LINES 24
! #define O_LISP 25
! #define O_LIST 26
! #define O_LOCKFILES 27
! #define O_MAGIC 28
! #define O_MATCHTIME 29
! #define O_MESG 30
! #define O_MODELINE 31
! #define O_MSGCAT 32
! #define O_NOPRINT 33
! #define O_NUMBER 34
! #define O_OCTAL 35
! #define O_OPEN 36
! #define O_OPTIMIZE 37
! #define O_PARAGRAPHS 38
! #define O_PATH 39
! #define O_PRINT 40
! #define O_PROMPT 41
! #define O_READONLY 42
! #define O_RECDIR 43
! #define O_REDRAW 44
! #define O_REMAP 45
! #define O_REPORT 46
! #define O_RULER 47
! #define O_SCROLL 48
! #define O_SEARCHINCR 49
! #define O_SECTIONS 50
! #define O_SECURE 51
! #define O_SHELL 52
! #define O_SHELLMETA 53
! #define O_SHIFTWIDTH 54
! #define O_SHOWMATCH 55
! #define O_SHOWMODE 56
! #define O_SIDESCROLL 57
! #define O_SLOWOPEN 58
! #define O_SOURCEANY 59
! #define O_TABSTOP 60
! #define O_TAGLENGTH 61
! #define O_TAGS 62
! #define O_TERM 63
! #define O_TERSE 64
! #define O_TILDEOP 65
! #define O_TIMEOUT 66
! #define O_TTYWERASE 67
! #define O_VERBOSE 68
! #define O_W1200 69
! #define O_W300 70
! #define O_W9600 71
! #define O_WARN 72
! #define O_WINDOW 73
! #define O_WINDOWNAME 74
! #define O_WRAPLEN 75
! #define O_WRAPMARGIN 76
! #define O_WRAPSCAN 77
! #define O_WRITEANY 78
! #define O_OPTIONCOUNT 79
diff -c -r -N /usr/local/src/nvi-1.79/vi/v_ex.c ./vi/v_ex.c
*** /usr/local/src/nvi-1.79/vi/v_ex.c	Mon Sep 16 05:03:02 1996
--- ./vi/v_ex.c	Wed Apr 16 21:20:09 1997
***************
*** 226,231 ****
--- 226,236 ----
  	ARGS *ap[2], a;
  	EXCMD cmd;
  
+ #ifdef GTAGS
+ 	if (O_ISSET(sp, O_GTAGSMODE) && vp->m_start.cno == 0)
+ 		ex_cinit(&cmd, C_RTAG, 0, OOBLNO, 0, 0, ap);
+ 	else
+ #endif
  	ex_cinit(&cmd, C_TAG, 0, OOBLNO, 0, 0, ap);
  	ex_cadd(&cmd, &a, VIP(sp)->keyw, strlen(VIP(sp)->keyw));
  	return (v_exec_ex(sp, vp, &cmd));