Date: Thu, 23 Jun 2011 00:36:49 +0000 (UTC) From: Xin LI <delphij@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-7@freebsd.org Subject: svn commit: r223456 - in stable/7: contrib/less usr.bin/less Message-ID: <201106230036.p5N0anXU075645@svn.freebsd.org>
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Author: delphij Date: Thu Jun 23 00:36:49 2011 New Revision: 223456 URL: http://svn.freebsd.org/changeset/base/223456 Log: MFC less v444. Deleted: stable/7/contrib/less/COPYING Modified: stable/7/contrib/less/LICENSE stable/7/contrib/less/Makefile.aut stable/7/contrib/less/Makefile.wnm stable/7/contrib/less/NEWS stable/7/contrib/less/README stable/7/contrib/less/brac.c stable/7/contrib/less/ch.c stable/7/contrib/less/charset.c stable/7/contrib/less/charset.h stable/7/contrib/less/cmd.h stable/7/contrib/less/cmdbuf.c stable/7/contrib/less/command.c stable/7/contrib/less/configure stable/7/contrib/less/configure.ac stable/7/contrib/less/cvt.c stable/7/contrib/less/decode.c stable/7/contrib/less/defines.ds stable/7/contrib/less/defines.h.in stable/7/contrib/less/defines.o2 stable/7/contrib/less/defines.o9 stable/7/contrib/less/defines.wn stable/7/contrib/less/edit.c stable/7/contrib/less/filename.c stable/7/contrib/less/forwback.c stable/7/contrib/less/funcs.h stable/7/contrib/less/help.c stable/7/contrib/less/ifile.c stable/7/contrib/less/input.c stable/7/contrib/less/jump.c stable/7/contrib/less/less.h stable/7/contrib/less/less.hlp stable/7/contrib/less/less.man stable/7/contrib/less/less.nro stable/7/contrib/less/lessecho.c stable/7/contrib/less/lessecho.man stable/7/contrib/less/lessecho.nro stable/7/contrib/less/lesskey.c stable/7/contrib/less/lesskey.h stable/7/contrib/less/lesskey.man stable/7/contrib/less/lesskey.nro stable/7/contrib/less/lglob.h stable/7/contrib/less/line.c stable/7/contrib/less/linenum.c stable/7/contrib/less/lsystem.c stable/7/contrib/less/main.c stable/7/contrib/less/mark.c stable/7/contrib/less/mkhelp.c stable/7/contrib/less/optfunc.c stable/7/contrib/less/option.c stable/7/contrib/less/option.h stable/7/contrib/less/opttbl.c stable/7/contrib/less/os.c stable/7/contrib/less/output.c stable/7/contrib/less/pattern.c stable/7/contrib/less/pattern.h stable/7/contrib/less/pckeys.h stable/7/contrib/less/position.c stable/7/contrib/less/position.h stable/7/contrib/less/prompt.c stable/7/contrib/less/screen.c stable/7/contrib/less/scrsize.c stable/7/contrib/less/search.c stable/7/contrib/less/signal.c stable/7/contrib/less/tags.c stable/7/contrib/less/ttyin.c stable/7/contrib/less/version.c stable/7/usr.bin/less/defines.h Directory Properties: stable/7/contrib/less/ (props changed) stable/7/usr.bin/less/ (props changed) Modified: stable/7/contrib/less/LICENSE ============================================================================== --- stable/7/contrib/less/LICENSE Thu Jun 23 00:29:35 2011 (r223455) +++ stable/7/contrib/less/LICENSE Thu Jun 23 00:36:49 2011 (r223456) @@ -2,7 +2,7 @@ ------------ Less -Copyright (C) 1984-2009 Mark Nudelman +Copyright (C) 1984-2011 Mark Nudelman Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions Modified: stable/7/contrib/less/Makefile.aut ============================================================================== --- stable/7/contrib/less/Makefile.aut Thu Jun 23 00:29:35 2011 (r223455) +++ stable/7/contrib/less/Makefile.aut Thu Jun 23 00:36:49 2011 (r223456) @@ -34,6 +34,14 @@ DISTFILES = \ all: help.c funcs.h ${srcdir}/configure +release: .FORCE + ${MAKE} -f Makefile.aut tagall + ${MAKE} -f Makefile.aut all + ${MAKE} -f Makefile.aut clean + ${MAKE} -f Makefile.aut dist + +.FORCE: + help.c: less.hlp mkhelp -mv -f ${srcdir}/help.c ${srcdir}/help.c.old rm -rf help.c Modified: stable/7/contrib/less/Makefile.wnm ============================================================================== --- stable/7/contrib/less/Makefile.wnm Thu Jun 23 00:29:35 2011 (r223455) +++ stable/7/contrib/less/Makefile.wnm Thu Jun 23 00:36:49 2011 (r223456) @@ -7,11 +7,11 @@ CC = cl # Normal flags CFLAGS = /nologo /ML /W3 /GX /O2 /I "." /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /c -LDFLAGS = /subsystem:console /incremental:no /machine:I386 +LDFLAGS = /nologo /subsystem:console /incremental:no /machine:I386 # Debugging flags #CFLAGS = /nologo /MDd /W3 /GX /Od /Gm /Zi /I "." /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /c -#LDFLAGS = /subsystem:console /incremental:yes /debug /machine:I386 +#LDFLAGS = /nologo /subsystem:console /incremental:yes /debug /machine:I386 LD = link LIBS = user32.lib Modified: stable/7/contrib/less/NEWS ============================================================================== --- stable/7/contrib/less/NEWS Thu Jun 23 00:29:35 2011 (r223455) +++ stable/7/contrib/less/NEWS Thu Jun 23 00:36:49 2011 (r223456) @@ -12,6 +12,46 @@ ====================================================================== + Major changes between "less" versions 443 and 444 + +* Fix bug in unget handling that can cause strange effects on the + command line. + +* Remove vestiges of obsolete -l option that can cause a crash. + +====================================================================== + + Major changes between "less" versions 436 and 443 + +* Change search behavior such that when a search is given an explicit + pattern, the entire displayed screen is included in the search and + not just the portion after the target line. + +* Add -A option to change search behavior to the old way: only + the portion of the screen after the target line is searched. + +* Add %F formatting to prompt strings, replaced by the last component + of the input file. + +* Control-G while editing a command exits the command. + +* Less now exits with status 2 if control-C is pressed and -K is in effect. + +* Fix "ungetc overflow" when passing long commands via the -p option. + +* Fix bug in using line filtering via the & command + in combination with -i and -I. + +* Fix bug in handling negative arguments to the -j option. + +* Fix bug in handling %t in prompt strings. + +* Improve handling of long option names. + +* Improve percentage calculation for very large files. + +====================================================================== + Major changes between "less" versions 429 and 436 * Don't pass "-" to non-pipe LESSOPEN unless it starts with "-". Modified: stable/7/contrib/less/README ============================================================================== --- stable/7/contrib/less/README Thu Jun 23 00:29:35 2011 (r223455) +++ stable/7/contrib/less/README Thu Jun 23 00:36:49 2011 (r223456) @@ -1,7 +1,15 @@ +************************************************************************** +************************************************************************** +** ** +** The FreeBSD Project has chosen to redistribute and modify Less under ** +** the 'Less License' (as described in the 'LICENSE' file). ** +** ** +************************************************************************** +************************************************************************** - Less, version 436 + Less, version 444 - This is the distribution of less, version 436, released 07 Jul 2009. + This is the distribution of less, version 444, released 09 Jun 2011. This program is part of the GNU project (http://www.gnu.org). This program is free software. You may redistribute it and/or @@ -93,6 +101,10 @@ complaints, etc., you may mail to the au Note to hackers: comments noting possible improvements are enclosed in double curly brackets {{ like this }}. +(Note that the above note was originally written at a time when +"hackers" most commonly meant "enthusiastic and dedicated computer +programmers", not "persons who attempt to circumvent computer security".) + ======================================================================= Modified: stable/7/contrib/less/brac.c ============================================================================== --- stable/7/contrib/less/brac.c Thu Jun 23 00:29:35 2011 (r223455) +++ stable/7/contrib/less/brac.c Thu Jun 23 00:36:49 2011 (r223456) @@ -1,5 +1,5 @@ /* - * Copyright (C) 1984-2009 Mark Nudelman + * Copyright (C) 1984-2011 Mark Nudelman * * You may distribute under the terms of either the GNU General Public * License or the Less License, as specified in the README file. Modified: stable/7/contrib/less/ch.c ============================================================================== --- stable/7/contrib/less/ch.c Thu Jun 23 00:29:35 2011 (r223455) +++ stable/7/contrib/less/ch.c Thu Jun 23 00:36:49 2011 (r223456) @@ -1,5 +1,5 @@ /* - * Copyright (C) 1984-2009 Mark Nudelman + * Copyright (C) 1984-2011 Mark Nudelman * * You may distribute under the terms of either the GNU General Public * License or the Less License, as specified in the README file. Modified: stable/7/contrib/less/charset.c ============================================================================== --- stable/7/contrib/less/charset.c Thu Jun 23 00:29:35 2011 (r223455) +++ stable/7/contrib/less/charset.c Thu Jun 23 00:36:49 2011 (r223456) @@ -1,5 +1,5 @@ /* - * Copyright (C) 1984-2009 Mark Nudelman + * Copyright (C) 1984-2011 Mark Nudelman * * You may distribute under the terms of either the GNU General Public * License or the Less License, as specified in the README file. @@ -395,7 +395,7 @@ init_charset() binary_char(c) LWCHAR c; { - if (utf_mode) + if (utf_mode) return (is_ubin_char(c)); c &= 0377; return (chardef[c] & IS_BINARY_CHAR); @@ -817,7 +817,7 @@ static struct wchar_range ubin_table[] = { 0x000B, 0x000C} /* Cc */, { 0x000E, 0x001A} /* Cc */, { 0x001C, 0x001F} /* Cc */, - { 0x007F, 0x009F} /* Cc */, + { 0x007F, 0x009F} /* Cc */, #if 0 { 0x00AD, 0x00AD} /* Cf */, #endif Modified: stable/7/contrib/less/charset.h ============================================================================== --- stable/7/contrib/less/charset.h Thu Jun 23 00:29:35 2011 (r223455) +++ stable/7/contrib/less/charset.h Thu Jun 23 00:36:49 2011 (r223456) @@ -1,5 +1,5 @@ /* - * Copyright (C) 2005-2009 Mark Nudelman + * Copyright (C) 2005-2011 Mark Nudelman * * You may distribute under the terms of either the GNU General Public * License or the Less License, as specified in the README file. Modified: stable/7/contrib/less/cmd.h ============================================================================== --- stable/7/contrib/less/cmd.h Thu Jun 23 00:29:35 2011 (r223455) +++ stable/7/contrib/less/cmd.h Thu Jun 23 00:36:49 2011 (r223456) @@ -1,5 +1,5 @@ /* - * Copyright (C) 1984-2009 Mark Nudelman + * Copyright (C) 1984-2011 Mark Nudelman * * You may distribute under the terms of either the GNU General Public * License or the Less License, as specified in the README file. @@ -98,6 +98,7 @@ #define EC_F_COMPLETE 17 #define EC_B_COMPLETE 18 #define EC_LITERAL 19 +#define EC_ABORT 20 #define EC_NOACTION 101 #define EC_UINVALID 102 Modified: stable/7/contrib/less/cmdbuf.c ============================================================================== --- stable/7/contrib/less/cmdbuf.c Thu Jun 23 00:29:35 2011 (r223455) +++ stable/7/contrib/less/cmdbuf.c Thu Jun 23 00:36:49 2011 (r223456) @@ -1,5 +1,5 @@ /* - * Copyright (C) 1984-2009 Mark Nudelman + * Copyright (C) 1984-2011 Mark Nudelman * * You may distribute under the terms of either the GNU General Public * License or the Less License, as specified in the README file. @@ -857,6 +857,10 @@ cmd_edit(c) case EC_LINEKILL: not_in_completion(); return (cmd_kill()); + case EC_ABORT: + not_in_completion(); + (void) cmd_kill(); + return (CC_QUIT); case EC_W_BACKSPACE: not_in_completion(); return (cmd_werase()); Modified: stable/7/contrib/less/command.c ============================================================================== --- stable/7/contrib/less/command.c Thu Jun 23 00:29:35 2011 (r223455) +++ stable/7/contrib/less/command.c Thu Jun 23 00:36:49 2011 (r223456) @@ -1,6 +1,6 @@ /* $FreeBSD$ */ /* - * Copyright (C) 1984-2009 Mark Nudelman + * Copyright (C) 1984-2011 Mark Nudelman * * You may distribute under the terms of either the GNU General Public * License or the Less License, as specified in the README file. @@ -57,8 +57,6 @@ extern int shift_count; extern int oldbot; extern int forw_prompt; -static char ungot[UNGOT_SIZE]; -static char *ungotp = NULL; #if SHELL_ESCAPE static char *shellcmd = NULL; /* For holding last shell command for "!!" */ #endif @@ -66,7 +64,8 @@ static int mca; /* The multicharacter static int search_type; /* The previous type of search */ static LINENUM number; /* The number typed by the user */ static long fraction; /* The fractional part of the number */ -static char optchar; +static struct loption *curropt; +static int opt_lower; static int optflag; static int optgetname; static POSITION bottompos; @@ -75,6 +74,13 @@ static int save_hshift; static char pipec; #endif +struct ungot { + struct ungot *ug_next; + char ug_char; +}; +static struct ungot* ungot = NULL; +static int unget_end = 0; + static void multi_search(); /* @@ -228,8 +234,8 @@ exec_mca() every_first_cmd = save(cbuf); break; case A_OPT_TOGGLE: - toggle_option(optchar, cbuf, optflag); - optchar = '\0'; + toggle_option(curropt, opt_lower, cbuf, optflag); + curropt = NULL; break; case A_F_BRACKET: match_brac(cbuf[0], cbuf[1], 1, (int) number); @@ -282,22 +288,254 @@ exec_mca() } /* - * Add a character to a multi-character command. + * Is a character an erase or kill char? */ static int -mca_char(c) +is_erase_char(c) + int c; +{ + return (c == erase_char || c == erase2_char || c == kill_char); +} + +/* + * Handle the first char of an option (after the initial dash). + */ + static int +mca_opt_first_char(c) + int c; +{ + int flag = (optflag & ~OPT_NO_PROMPT); + if (flag == OPT_NO_TOGGLE) + { + switch (c) + { + case '_': + /* "__" = long option name. */ + optgetname = TRUE; + mca_opt_toggle(); + return (MCA_MORE); + } + } else + { + switch (c) + { + case '+': + /* "-+" = UNSET. */ + optflag = (flag == OPT_UNSET) ? + OPT_TOGGLE : OPT_UNSET; + mca_opt_toggle(); + return (MCA_MORE); + case '!': + /* "-!" = SET */ + optflag = (flag == OPT_SET) ? + OPT_TOGGLE : OPT_SET; + mca_opt_toggle(); + return (MCA_MORE); + case CONTROL('P'): + optflag ^= OPT_NO_PROMPT; + mca_opt_toggle(); + return (MCA_MORE); + case '-': + /* "--" = long option name. */ + optgetname = TRUE; + mca_opt_toggle(); + return (MCA_MORE); + } + } + /* Char was not handled here. */ + return (NO_MCA); +} + +/* + * Add a char to a long option name. + * See if we've got a match for an option name yet. + * If so, display the complete name and stop + * accepting chars until user hits RETURN. + */ + static int +mca_opt_nonfirst_char(c) int c; { char *p; - int flag; - char buf[3]; + char *oname; + + if (curropt != NULL) + { + /* + * Already have a match for the name. + * Don't accept anything but erase/kill. + */ + if (is_erase_char(c)) + return (MCA_DONE); + return (MCA_MORE); + } + /* + * Add char to cmd buffer and try to match + * the option name. + */ + if (cmd_char(c) == CC_QUIT) + return (MCA_DONE); + p = get_cmdbuf(); + opt_lower = ASCII_IS_LOWER(p[0]); + curropt = findopt_name(&p, &oname, NULL); + if (curropt != NULL) + { + /* + * Got a match. + * Remember the option and + * display the full option name. + */ + cmd_reset(); + mca_opt_toggle(); + for (p = oname; *p != '\0'; p++) + { + c = *p; + if (!opt_lower && ASCII_IS_LOWER(c)) + c = ASCII_TO_UPPER(c); + if (cmd_char(c) != CC_OK) + return (MCA_DONE); + } + } + return (MCA_MORE); +} + +/* + * Handle a char of an option toggle command. + */ + static int +mca_opt_char(c) + int c; +{ PARG parg; + /* + * This may be a short option (single char), + * or one char of a long option name, + * or one char of the option parameter. + */ + if (curropt == NULL && len_cmdbuf() == 0) + { + int ret = mca_opt_first_char(c); + if (ret != NO_MCA) + return (ret); + } + if (optgetname) + { + /* We're getting a long option name. */ + if (c != '\n' && c != '\r') + return (mca_opt_nonfirst_char(c)); + if (curropt == NULL) + { + parg.p_string = get_cmdbuf(); + error("There is no --%s option", &parg); + return (MCA_DONE); + } + optgetname = FALSE; + cmd_reset(); + } else + { + if (is_erase_char(c)) + return (NO_MCA); + if (curropt != NULL) + /* We're getting the option parameter. */ + return (NO_MCA); + curropt = findopt(c); + if (curropt == NULL) + { + parg.p_string = propt(c); + error("There is no %s option", &parg); + return (MCA_DONE); + } + } + /* + * If the option which was entered does not take a + * parameter, toggle the option immediately, + * so user doesn't have to hit RETURN. + */ + if ((optflag & ~OPT_NO_PROMPT) != OPT_TOGGLE || + !opt_has_param(curropt)) + { + toggle_option(curropt, ASCII_IS_LOWER(c), "", optflag); + return (MCA_DONE); + } + /* + * Display a prompt appropriate for the option parameter. + */ + start_mca(A_OPT_TOGGLE, opt_prompt(curropt), (void*)NULL, 0); + return (MCA_MORE); +} + +/* + * Handle a char of a search command. + */ + static int +mca_search_char(c) + int c; +{ + int flag = 0; + + /* + * Certain characters as the first char of + * the pattern have special meaning: + * ! Toggle the NO_MATCH flag + * * Toggle the PAST_EOF flag + * @ Toggle the FIRST_FILE flag + */ + if (len_cmdbuf() > 0) + return (NO_MCA); + + switch (c) + { + case '*': + if (less_is_more) + break; + case CONTROL('E'): /* ignore END of file */ + if (mca != A_FILTER) + flag = SRCH_PAST_EOF; + break; + case '@': + if (less_is_more) + break; + case CONTROL('F'): /* FIRST file */ + if (mca != A_FILTER) + flag = SRCH_FIRST_FILE; + break; + case CONTROL('K'): /* KEEP position */ + if (mca != A_FILTER) + flag = SRCH_NO_MOVE; + break; + case CONTROL('R'): /* Don't use REGULAR EXPRESSIONS */ + flag = SRCH_NO_REGEX; + break; + case CONTROL('N'): /* NOT match */ + case '!': + flag = SRCH_NO_MATCH; + break; + } + + if (flag != 0) + { + search_type ^= flag; + mca_search(); + return (MCA_MORE); + } + return (NO_MCA); +} + +/* + * Handle a character of a multi-character command. + */ + static int +mca_char(c) + int c; +{ + int ret; + switch (mca) { case 0: /* - * Not in a multicharacter command. + * We're not in a multicharacter command. */ return (NO_MCA); @@ -320,7 +558,8 @@ mca_char(c) { /* * Not part of the number. - * Treat as a normal command character. + * End the number and treat this char + * as a normal command character. */ number = cmd_int(&fraction); mca = 0; @@ -330,218 +569,26 @@ mca_char(c) break; case A_OPT_TOGGLE: - /* - * Special case for the TOGGLE_OPTION command. - * If the option letter which was entered is a - * single-char option, execute the command immediately, - * so user doesn't have to hit RETURN. - * If the first char is + or -, this indicates - * OPT_UNSET or OPT_SET respectively, instead of OPT_TOGGLE. - * "--" begins inputting a long option name. - */ - if (optchar == '\0' && len_cmdbuf() == 0) - { - flag = (optflag & ~OPT_NO_PROMPT); - if (flag == OPT_NO_TOGGLE) - { - switch (c) - { - case '_': - /* "__" = long option name. */ - optgetname = TRUE; - mca_opt_toggle(); - return (MCA_MORE); - } - } else - { - switch (c) - { - case '+': - /* "-+" = UNSET. */ - optflag = (flag == OPT_UNSET) ? - OPT_TOGGLE : OPT_UNSET; - mca_opt_toggle(); - return (MCA_MORE); - case '!': - /* "-!" = SET */ - optflag = (flag == OPT_SET) ? - OPT_TOGGLE : OPT_SET; - mca_opt_toggle(); - return (MCA_MORE); - case CONTROL('P'): - optflag ^= OPT_NO_PROMPT; - mca_opt_toggle(); - return (MCA_MORE); - case '-': - /* "--" = long option name. */ - optgetname = TRUE; - mca_opt_toggle(); - return (MCA_MORE); - } - } - } - if (optgetname) - { - /* - * We're getting a long option name. - * See if we've matched an option name yet. - * If so, display the complete name and stop - * accepting chars until user hits RETURN. - */ - struct loption *o; - char *oname; - int lc; - - if (c == '\n' || c == '\r') - { - /* - * When the user hits RETURN, make sure - * we've matched an option name, then - * pretend he just entered the equivalent - * option letter. - */ - if (optchar == '\0') - { - parg.p_string = get_cmdbuf(); - error("There is no --%s option", &parg); - return (MCA_DONE); - } - optgetname = FALSE; - cmd_reset(); - c = optchar; - } else - { - if (optchar != '\0') - { - /* - * Already have a match for the name. - * Don't accept anything but erase/kill. - */ - if (c == erase_char || - c == erase2_char || - c == kill_char) - return (MCA_DONE); - return (MCA_MORE); - } - /* - * Add char to cmd buffer and try to match - * the option name. - */ - if (cmd_char(c) == CC_QUIT) - return (MCA_DONE); - p = get_cmdbuf(); - lc = ASCII_IS_LOWER(p[0]); - o = findopt_name(&p, &oname, NULL); - if (o != NULL) - { - /* - * Got a match. - * Remember the option letter and - * display the full option name. - */ - optchar = o->oletter; - if (!lc && ASCII_IS_LOWER(optchar)) - optchar = ASCII_TO_UPPER(optchar); - cmd_reset(); - mca_opt_toggle(); - for (p = oname; *p != '\0'; p++) - { - c = *p; - if (!lc && ASCII_IS_LOWER(c)) - c = ASCII_TO_UPPER(c); - if (cmd_char(c) != CC_OK) - return (MCA_DONE); - } - } - return (MCA_MORE); - } - } else - { - if (c == erase_char || c == erase2_char || c == kill_char) - break; - if (optchar != '\0') - /* We already have the option letter. */ - break; - } - - optchar = c; - if ((optflag & ~OPT_NO_PROMPT) != OPT_TOGGLE || - single_char_option(c)) - { - toggle_option(c, "", optflag); - return (MCA_DONE); - } - /* - * Display a prompt appropriate for the option letter. - */ - if ((p = opt_prompt(c)) == NULL) - { - buf[0] = '-'; - buf[1] = c; - buf[2] = '\0'; - p = buf; - } - start_mca(A_OPT_TOGGLE, p, (void*)NULL, 0); - return (MCA_MORE); + ret = mca_opt_char(c); + if (ret != NO_MCA) + return (ret); + break; case A_F_SEARCH: case A_B_SEARCH: case A_FILTER: - /* - * Special case for search commands. - * Certain characters as the first char of - * the pattern have special meaning: - * ! Toggle the NO_MATCH flag - * * Toggle the PAST_EOF flag - * @ Toggle the FIRST_FILE flag - */ - if (len_cmdbuf() > 0) - /* - * Only works for the first char of the pattern. - */ - break; + ret = mca_search_char(c); + if (ret != NO_MCA) + return (ret); + break; - flag = 0; - switch (c) - { - case '*': - if (less_is_more) - break; - case CONTROL('E'): /* ignore END of file */ - if (mca != A_FILTER) - flag = SRCH_PAST_EOF; - break; - case '@': - if (less_is_more) - break; - case CONTROL('F'): /* FIRST file */ - if (mca != A_FILTER) - flag = SRCH_FIRST_FILE; - break; - case CONTROL('K'): /* KEEP position */ - if (mca != A_FILTER) - flag = SRCH_NO_MOVE; - break; - case CONTROL('R'): /* Don't use REGULAR EXPRESSIONS */ - flag = SRCH_NO_REGEX; - break; - case CONTROL('N'): /* NOT match */ - case '!': - flag = SRCH_NO_MATCH; - break; - } - if (flag != 0) - { - search_type ^= flag; - mca_search(); - return (MCA_MORE); - } + default: + /* Other multicharacter command. */ break; } /* - * Any other multicharacter command - * is terminated by a newline. + * The multichar command is terminated by a newline. */ if (c == '\n' || c == '\r') { @@ -641,7 +688,7 @@ prompt() { register char *p; - if (ungotp != NULL && ungotp > ungot) + if (ungot != NULL) { /* * No prompt necessary if commands are from @@ -731,48 +778,59 @@ dispversion() public int getcc() { - if (ungotp == NULL) + if (unget_end) + { /* - * Normal case: no ungotten chars, so get one from the user. + * We have just run out of ungotten chars. */ - return (getchr()); - - if (ungotp > ungot) + unget_end = 0; + if (len_cmdbuf() == 0 || !empty_screen()) + return (getchr()); /* - * Return the next ungotten char. + * Command is incomplete, so try to complete it. */ - return (*--ungotp); + switch (mca) + { + case A_DIGIT: + /* + * We have a number but no command. Treat as #g. + */ + return ('g'); - /* - * We have just run out of ungotten chars. - */ - ungotp = NULL; - if (len_cmdbuf() == 0 || !empty_screen()) - return (getchr()); - /* - * Command is incomplete, so try to complete it. - */ - switch (mca) - { - case A_DIGIT: - /* - * We have a number but no command. Treat as #g. - */ - return ('g'); + case A_F_SEARCH: + case A_B_SEARCH: + /* + * We have "/string" but no newline. Add the \n. + */ + return ('\n'); - case A_F_SEARCH: - case A_B_SEARCH: - /* - * We have "/string" but no newline. Add the \n. - */ - return ('\n'); + default: + /* + * Some other incomplete command. Let user complete it. + */ + return (getchr()); + } + } - default: + if (ungot == NULL) + { /* - * Some other incomplete command. Let user complete it. + * Normal case: no ungotten chars, so get one from the user. */ return (getchr()); } + + /* + * Return the next ungotten char. + */ + { + struct ungot *ug = ungot; + char c = ug->ug_char; + ungot = ug->ug_next; + free(ug); + unget_end = (ungot == NULL); + return (c); + } } /* @@ -783,14 +841,12 @@ getcc() ungetcc(c) int c; { - if (ungotp == NULL) - ungotp = ungot; - if (ungotp >= ungot + sizeof(ungot)) - { - error("ungetcc overflow", NULL_PARG); - quit(QUIT_ERROR); - } - *ungotp++ = c; + struct ungot *ug = (struct ungot *) ecalloc(1, sizeof(struct ungot)); + + ug->ug_char = c; + ug->ug_next = ungot; + ungot = ug; + unget_end = 0; } /* @@ -933,7 +989,7 @@ commands() mca = 0; cmd_accept(); number = 0; - optchar = '\0'; + curropt = NULL; /* * See if any signals need processing. Modified: stable/7/contrib/less/configure ============================================================================== --- stable/7/contrib/less/configure Thu Jun 23 00:29:35 2011 (r223455) +++ stable/7/contrib/less/configure Thu Jun 23 00:36:49 2011 (r223456) @@ -1,18 +1,22 @@ #! /bin/sh # Guess values for system-dependent variables and create Makefiles. -# Generated by GNU Autoconf 2.63 for less 1. +# Generated by GNU Autoconf 2.67 for less 1. +# # # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, -# 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc. +# 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 Free Software +# Foundation, Inc. +# +# # This configure script is free software; the Free Software Foundation # gives unlimited permission to copy, distribute and modify it. -## --------------------- ## -## M4sh Initialization. ## -## --------------------- ## +## -------------------- ## +## M4sh Initialization. ## +## -------------------- ## # Be more Bourne compatible DUALCASE=1; export DUALCASE # for MKS sh -if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then +if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then : emulate sh NULLCMD=: # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which @@ -20,23 +24,15 @@ if test -n "${ZSH_VERSION+set}" && (emul alias -g '${1+"$@"}'='"$@"' setopt NO_GLOB_SUBST else - case `(set -o) 2>/dev/null` in - *posix*) set -o posix ;; + case `(set -o) 2>/dev/null` in #( + *posix*) : + set -o posix ;; #( + *) : + ;; esac - fi - - -# PATH needs CR -# Avoid depending upon Character Ranges. -as_cr_letters='abcdefghijklmnopqrstuvwxyz' -as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ' -as_cr_Letters=$as_cr_letters$as_cr_LETTERS -as_cr_digits='0123456789' -as_cr_alnum=$as_cr_Letters$as_cr_digits - as_nl=' ' export as_nl @@ -44,7 +40,13 @@ export as_nl as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\' as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo -if (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then +# Prefer a ksh shell builtin over an external printf program on Solaris, +# but without wasting forks for bash or zsh. +if test -z "$BASH_VERSION$ZSH_VERSION" \ + && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then + as_echo='print -r --' + as_echo_n='print -rn --' +elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then as_echo='printf %s\n' as_echo_n='printf %s' else @@ -55,7 +57,7 @@ else as_echo_body='eval expr "X$1" : "X\\(.*\\)"' as_echo_n_body='eval arg=$1; - case $arg in + case $arg in #( *"$as_nl"*) expr "X$arg" : "X\\(.*\\)$as_nl"; arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;; @@ -78,13 +80,6 @@ if test "${PATH_SEPARATOR+set}" != set; } fi -# Support unset when possible. -if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then - as_unset=unset -else - as_unset=false -fi - # IFS # We need space, tab and new line, in precisely that order. Quoting is @@ -94,15 +89,15 @@ fi IFS=" "" $as_nl" *** DIFF OUTPUT TRUNCATED AT 1000 LINES ***
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