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-rw-r--r--usr.bin/less/Makefile.bsd-wrapper19
-rw-r--r--usr.bin/less/Makefile.in5
-rw-r--r--usr.bin/less/ch.c12
-rw-r--r--usr.bin/less/command.c44
-rw-r--r--usr.bin/less/defines.h.in324
-rw-r--r--usr.bin/less/edit.c23
-rw-r--r--usr.bin/less/filename.c19
-rw-r--r--usr.bin/less/forwback.c2
-rw-r--r--usr.bin/less/funcs.h2
-rw-r--r--usr.bin/less/help.c320
-rw-r--r--usr.bin/less/less.h3
-rw-r--r--usr.bin/less/main.c3
-rw-r--r--usr.bin/less/mark.c2
-rw-r--r--usr.bin/less/mkhelp.c69
-rw-r--r--usr.bin/less/optfunc.c19
-rw-r--r--usr.bin/less/opttbl.c9
-rw-r--r--usr.bin/less/prompt.c4
17 files changed, 407 insertions, 472 deletions
diff --git a/usr.bin/less/Makefile.bsd-wrapper b/usr.bin/less/Makefile.bsd-wrapper
index d79ba865396..8c18dbf9c38 100644
--- a/usr.bin/less/Makefile.bsd-wrapper
+++ b/usr.bin/less/Makefile.bsd-wrapper
@@ -1,4 +1,4 @@
-# $OpenBSD: Makefile.bsd-wrapper,v 1.19 2003/04/13 18:26:25 millert Exp $
+# $OpenBSD: Makefile.bsd-wrapper,v 1.20 2003/04/14 14:33:57 millert Exp $
#
# less config
@@ -7,6 +7,7 @@ PREFIX= /usr
BINDIR= ${PREFIX}/bin
DATADIR= ${PREFIX}/share/misc
LIBS= -lcurses
+LESS_HLP= more.help
LINKS= ${BINDIR}/less ${BINDIR}/more ${BINDIR}/less ${BINDIR}/page
MAN= less.1 lesskey.1
MLINKS= less.1 more.1 less.1 page.1
@@ -36,7 +37,7 @@ OBJS= main.o screen.o brac.o ch.o charset.o cmdbuf.o \
.SUFFIXES: .o .c
.c.o: config.status
@$(MAKE) ${XCFLAGS} LIBS=${LIBS} \
- datadir=${DATADIR} ${.TARGET}
+ datadir=${DATADIR} LESS_HLP=${LESS_HLP} ${.TARGET}
.FORCE: .IGNORE
@@ -53,25 +54,25 @@ config: .FORCE
-rm -f config.cache
.endif
${XCFLAGS} PATH="/bin:/usr/bin:/sbin:/usr/sbin" \
- INSTALL_PROGRAM="${INSTALL} ${INSTALL_COPY} ${INSTALL_STRIP}" \
+ INSTALL_PROGRAM="${INSTALL} ${INSTALL_COPY} ${INSTALL_STRIP}" \
TERMLIBS=-lcurses /bin/sh ${.CURDIR}/configure \
--prefix=/usr --mandir=/usr/share/man --sysconfdir=/etc ${CF}
config.status:
${XCFLAGS} PATH="/bin:/usr/bin:/sbin:/usr/sbin" \
- INSTALL_PROGRAM="${INSTALL} ${INSTALL_COPY} ${INSTALL_STRIP}" \
+ INSTALL_PROGRAM="${INSTALL} ${INSTALL_COPY} ${INSTALL_STRIP}" \
TERMLIBS=-lcurses /bin/sh ${.CURDIR}/configure \
--prefix=/usr --mandir=/usr/share/man --sysconfdir=/etc ${CF}
gnu_build:
- ${MAKE} ${XCFLAGS} LIBS=${LIBS} datadir=${DATADIR}
+ ${MAKE} ${XCFLAGS} LIBS=${LIBS} datadir=${DATADIR} LESS_HLP=${LESS_HLP}
.ifdef NOMAN
maninstall:
@echo NOMAN is set
.endif
-install: gnu_install maninstall _SUBDIRUSE
+install: gnu_install maninstall afterinstall _SUBDIRUSE
.if defined(LINKS) && !empty(LINKS)
@set ${LINKS}; \
while test $$# -ge 2; do \
@@ -87,7 +88,7 @@ install: gnu_install maninstall _SUBDIRUSE
gnu_install:
${MAKE} ${XCFLAGS} LIBS=${LIBS} \
- bindir=${DESTDIR}${BINDIR} \
+ LESS_HLP=${LESS_HLP} bindir=${DESTDIR}${BINDIR} \
datadir=${DESTDIR}${PREFIX}/share/misc \
INSTALL_PROGRAM="${INSTALL} ${INSTALL_COPY} ${INSTALL_STRIP} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE}" \
INSTALL_DATA="${INSTALL} ${INSTALL_COPY} -o ${BINOWN} -g ${BINGRP} -m 444" \
@@ -97,6 +98,10 @@ clean cleandir:
rm -f ${CLEANFILES}
-@if [ -e Makefile ]; then ${MAKE} distclean; fi
+afterinstall:
+ ${INSTALL} ${INSTALL_COPY} -o ${BINOWN} -g ${BINGRP} -m ${NONBINMODE} \
+ ${.CURDIR}/less.hlp ${DESTDIR}${DATADIR}/${LESS_HLP}
+
#
# Fix less manpage suffix
#
diff --git a/usr.bin/less/Makefile.in b/usr.bin/less/Makefile.in
index 5a3d4e74aa9..57cd0104837 100644
--- a/usr.bin/less/Makefile.in
+++ b/usr.bin/less/Makefile.in
@@ -17,6 +17,8 @@ O=o
LIBS = @LIBS@
+LESS_HLP=less.hlp
+
prefix = @prefix@
exec_prefix = @exec_prefix@
@@ -59,6 +61,9 @@ lessecho: lessecho.${O} version.${O}
${OBJ}: ${srcdir}/less.h ${srcdir}/funcs.h defines.h
+filename.${O}: ${srcdir}/filename.c
+ ${CC} -I. ${CFLAGS_COMPILE_ONLY} -DHELPFILE=\"${datadir}/${LESS_HLP}\" ${CPPFLAGS} ${CFLAGS} ${srcdir}/filename.c
+
install: all ${srcdir}/lesskey.nro
${INSTALL_PROGRAM} less ${bindir}/${binprefix}less
${INSTALL_PROGRAM} lesskey ${bindir}/${binprefix}lesskey
diff --git a/usr.bin/less/ch.c b/usr.bin/less/ch.c
index 0446a2c2292..ca54da967cf 100644
--- a/usr.bin/less/ch.c
+++ b/usr.bin/less/ch.c
@@ -98,8 +98,6 @@ static int maxbufs = -1;
extern int autobuf;
extern int sigs;
extern int secure;
-extern constant char helpdata[];
-extern constant int size_helpdata;
extern IFILE curr_ifile;
#if LOGFILE
extern int logfile;
@@ -211,10 +209,6 @@ fch_get()
bp->data[bp->datasize] = ch_ungotchar;
n = 1;
ch_ungotchar = -1;
- } else if (ch_flags & CH_HELPFILE)
- {
- bp->data[bp->datasize] = helpdata[ch_fpos];
- n = 1;
} else
{
n = iread(ch_file, &bp->data[bp->datasize],
@@ -505,8 +499,6 @@ ch_length()
{
if (ignore_eoi)
return (NULL_POSITION);
- if (ch_flags & CH_HELPFILE)
- return (size_helpdata);
return (ch_fsize);
}
@@ -769,7 +761,7 @@ ch_close()
{
int keepstate = FALSE;
- if (ch_flags & (CH_CANSEEK|CH_POPENED|CH_HELPFILE))
+ if (ch_flags & (CH_CANSEEK|CH_POPENED))
{
/*
* We can seek or re-open, so we don't need to keep buffers.
@@ -785,7 +777,7 @@ ch_close()
* But don't really close it if it was opened via popen(),
* because pclose() wants to close it.
*/
- if (!(ch_flags & (CH_POPENED|CH_HELPFILE)))
+ if (!(ch_flags & CH_POPENED))
close(ch_file);
ch_file = -1;
} else
diff --git a/usr.bin/less/command.c b/usr.bin/less/command.c
index 587dbc4fa25..1aea3386561 100644
--- a/usr.bin/less/command.c
+++ b/usr.bin/less/command.c
@@ -33,6 +33,7 @@ extern int swindow;
extern int jump_sline;
extern int quitting;
extern int wscroll;
+extern int nohelp;
extern int top_scroll;
extern int ignore_eoi;
extern int secure;
@@ -603,8 +604,7 @@ prompt()
* If the -E flag is set and we've hit EOF on the last file, quit.
*/
if ((quit_at_eof == OPT_ONPLUS || quit_if_one_screen) &&
- hit_eof && !(ch_getflags() & CH_HELPFILE) &&
- next_ifile(curr_ifile) == NULL_IFILE)
+ hit_eof && next_ifile(curr_ifile) == NULL_IFILE)
quit(QUIT_OK);
quit_if_one_screen = FALSE;
#if 0 /* This doesn't work well because some "te"s clear the screen. */
@@ -617,13 +617,6 @@ prompt()
quit(QUIT_OK);
#endif
-#if MSDOS_COMPILER==WIN32C
- /*
- * In Win32, display the file name in the window title.
- */
- if (!(ch_getflags() & CH_HELPFILE))
- SetConsoleTitle(pr_expand("Less?f - %f.", 0));
-#endif
/*
* Select the proper prompt and display it.
*/
@@ -1079,8 +1072,6 @@ commands()
/*
* Forward forever, ignoring EOF.
*/
- if (ch_getflags() & CH_HELPFILE)
- break;
cmd_exec();
jump_forw();
ignore_eoi = 1;
@@ -1189,8 +1180,6 @@ commands()
/*
* Print file name, etc.
*/
- if (ch_getflags() & CH_HELPFILE)
- break;
cmd_exec();
parg.p_string = eq_message();
error("%s", &parg);
@@ -1208,17 +1197,6 @@ commands()
/*
* Exit.
*/
- if (curr_ifile != NULL_IFILE &&
- ch_getflags() & CH_HELPFILE)
- {
- /*
- * Quit while viewing the help file
- * just means return to viewing the
- * previous file.
- */
- if (edit_prev(1) == 0)
- break;
- }
if (extra != NULL)
quit(*extra);
quit(QUIT_OK);
@@ -1302,10 +1280,15 @@ commands()
/*
* Help.
*/
- if (ch_getflags() & CH_HELPFILE)
+ if (nohelp)
+ {
+ bell();
break;
+ }
+ clear_bot();
+ putstr(" help");
cmd_exec();
- (void) edit(FAKE_HELPFILE);
+ help(0);
break;
case A_EXAMINE:
@@ -1336,8 +1319,6 @@ commands()
error("Command not available", NULL_PARG);
break;
}
- if (ch_getflags() & CH_HELPFILE)
- break;
if (strcmp(get_filename(curr_ifile), "-") == 0)
{
error("Cannot edit standard input", NULL_PARG);
@@ -1380,8 +1361,7 @@ commands()
number = 1;
if (edit_next((int) number))
{
- if (quit_at_eof && hit_eof &&
- !(ch_getflags() & CH_HELPFILE))
+ if (quit_at_eof && hit_eof)
quit(QUIT_OK);
parg.p_string = (number > 1) ? "(N-th) " : "";
error("No %snext file", &parg);
@@ -1461,8 +1441,6 @@ commands()
break;
case A_REMOVE_FILE:
- if (ch_getflags() & CH_HELPFILE)
- break;
old_ifile = curr_ifile;
new_ifile = getoff_ifile(curr_ifile);
if (new_ifile == NULL_IFILE)
@@ -1525,8 +1503,6 @@ commands()
/*
* Set a mark.
*/
- if (ch_getflags() & CH_HELPFILE)
- break;
start_mca(A_SETMARK, "mark: ", (void*)NULL, 0);
c = getcc();
if (c == erase_char || c == kill_char ||
diff --git a/usr.bin/less/defines.h.in b/usr.bin/less/defines.h.in
index 113ecee2b35..3cc163f7ec8 100644
--- a/usr.bin/less/defines.h.in
+++ b/usr.bin/less/defines.h.in
@@ -1,4 +1,6 @@
-/* defines.h.in. Generated automatically from configure.in by autoheader. */
+/* defines.h.in. Generated from configure.ac by autoheader. */
+
+
/* Unix definition file for less. -*- C -*-
*
* This file has 3 sections:
@@ -10,7 +12,7 @@
* If you edit defines.h by hand, do "touch stamp-h" before you run make
* so config.status doesn't overwrite your changes.
*/
-
+
/* User preferences. */
/*
@@ -20,27 +22,35 @@
#define SECURE 0
/*
+ * SMALL is 1 if you wish to disable a bunch of features in order to
+ * build a smaller less binary.
+ */
+#ifndef SMALL
+#define SMALL 0
+#endif
+
+/*
* SHELL_ESCAPE is 1 if you wish to allow shell escapes.
* (This is possible only if your system supplies the system() function.)
*/
-#define SHELL_ESCAPE (!SECURE)
+#define SHELL_ESCAPE (!SECURE && !SMALL)
/*
* EXAMINE is 1 if you wish to allow examining files by name from within less.
*/
-#define EXAMINE (!SECURE)
+#define EXAMINE (!SECURE && !SMALL)
/*
* TAB_COMPLETE_FILENAME is 1 if you wish to allow the TAB key
* to complete filenames at prompts.
*/
-#define TAB_COMPLETE_FILENAME (!SECURE)
+#define TAB_COMPLETE_FILENAME (!SECURE && !SMALL)
/*
* CMD_HISTORY is 1 if you wish to allow keys to cycle through
* previous commands at prompts.
*/
-#define CMD_HISTORY 1
+#define CMD_HISTORY (!SMALL)
/*
* HILITE_SEARCH is 1 if you wish to have search targets to be
@@ -53,43 +63,42 @@
* (This is possible only if your system supplies the system() function.)
* EDIT_PGM is the name of the (default) editor to be invoked.
*/
-#define EDITOR (!SECURE)
-#define EDIT_PGM "vi"
+#define EDITOR (!SECURE && !SMALL)
/*
* TAGS is 1 if you wish to support tag files.
*/
-#define TAGS (!SECURE)
+#define TAGS (!SECURE && !SMALL)
/*
* USERFILE is 1 if you wish to allow a .less file to specify
* user-defined key bindings.
*/
-#define USERFILE (!SECURE)
+#define USERFILE (!SECURE && !SMALL)
/*
* GLOB is 1 if you wish to have shell metacharacters expanded in filenames.
* This will generally work if your system provides the "popen" function
* and the "echo" shell command.
*/
-#define GLOB (!SECURE)
+#define GLOB (!SECURE && !SMALL)
/*
* PIPEC is 1 if you wish to have the "|" command
* which allows the user to pipe data into a shell command.
*/
-#define PIPEC (!SECURE)
+#define PIPEC (!SECURE && !SMALL)
/*
* LOGFILE is 1 if you wish to allow the -l option (to create log files).
*/
-#define LOGFILE (!SECURE)
+#define LOGFILE (!SECURE && !SMALL)
/*
* GNU_OPTIONS is 1 if you wish to support the GNU-style command
* line options --help and --version.
*/
-#define GNU_OPTIONS 1
+#define GNU_OPTIONS (!SMALL)
/*
* ONLY_RETURN is 1 if you want RETURN to be the only input which
@@ -101,19 +110,26 @@
/*
* LESSKEYFILE is the filename of the default lesskey output file
* (in the HOME directory).
+ * LESSKEYFILE_SYS is the filename of the system-wide lesskey output file.
* DEF_LESSKEYINFILE is the filename of the default lesskey input
* (in the HOME directory).
*/
#define LESSKEYFILE ".less"
+#define LESSKEYFILE_SYS SYSDIR "/sysless"
#define DEF_LESSKEYINFILE ".lesskey"
-
+
/* Settings always true on Unix. */
/*
- * Define MSOFTC if compiling under Microsoft C.
+ * Define MSDOS_COMPILER if compiling under Microsoft C.
+ */
+#define MSDOS_COMPILER 0
+
+/*
+ * Pathname separator character.
*/
-#define MSOFTC 0
+#define PATHNAME_SEP "/"
/*
* HAVE_SYS_TYPES_H is 1 if your system has <sys/types.h>.
@@ -121,9 +137,9 @@
#define HAVE_SYS_TYPES_H 1
/*
- * HAVE_STAT is 1 if your system has the stat() call.
+ * Define if you have the <sgstat.h> header file.
*/
-#define HAVE_STAT 1
+#undef HAVE_SGSTAT_H
/*
* HAVE_PERROR is 1 if your system has the perror() call.
@@ -140,128 +156,248 @@
* HAVE_SHELL is 1 if your system supports a SHELL command interpreter.
*/
#define HAVE_SHELL 1
-
-/* Settings automatically determined by configure. */
-
-/* Define to `long' if <sys/types.h> doesn't define. */
-#undef off_t
-
-/* Define if you need to in order for stat and other things to work. */
-#undef _POSIX_SOURCE
-/* Define as the return type of signal handlers (int or void). */
-#undef RETSIGTYPE
+/*
+ * Default shell metacharacters and meta-escape character.
+ */
+#define DEF_METACHARS "; *?\t\n'\"()<>|&^`#\\"
+#define DEF_METAESCAPE "\\"
-/* Define if you have the ANSI C header files. */
-#undef STDC_HEADERS
+/*
+ * HAVE_DUP is 1 if your system has the dup() call.
+ */
+#define HAVE_DUP 1
/*
- * Regular expression library.
- * Define exactly one of the following to be 1:
- * HAVE_POSIX_REGCOMP: POSIX regcomp() and regex.h
- * HAVE_RE_COMP: BSD re_comp()
- * HAVE_REGCMP: System V regcmp()
- * HAVE_V8_REGCOMP: Henry Spencer V8 regcomp() and regexp.h
- * NO_REGEX: pattern matching is supported, but without metacharacters.
+ * Sizes of various buffers.
*/
-#undef HAVE_POSIX_REGCOMP
-#undef HAVE_RE_COMP
-#undef HAVE_REGCMP
-#undef HAVE_V8_REGCOMP
-#undef NO_REGEX
+#define CMDBUF_SIZE 512 /* Buffer for multichar commands */
+#define UNGOT_SIZE 100 /* Max chars to unget() */
+#define LINEBUF_SIZE 1024 /* Max size of line in input file */
+#define OUTBUF_SIZE 1024 /* Output buffer */
+#define PROMPT_SIZE 200 /* Max size of prompt string */
+#define TERMBUF_SIZE 2048 /* Termcap buffer for tgetent */
+#define TERMSBUF_SIZE 1024 /* Buffer to hold termcap strings */
+#define TAGLINE_SIZE 512 /* Max size of line in tags file */
+#define TABSTOP_MAX 32 /* Max number of custom tab stops */
-/* Define HAVE_VOID if your compiler supports the "void" type. */
-#undef HAVE_VOID
+/* Settings automatically determined by configure. */
-/* Define HAVE_TIME_T if your system supports the "time_t" type. */
-#undef HAVE_TIME_T
-/* Define HAVE_STRERROR if you have the strerror() function. */
-#undef HAVE_STRERROR
+/* Define EDIT_PGM to your editor. */
+#undef EDIT_PGM
+
+/* Define HAVE_CONST if your compiler supports the "const" modifier. */
+#undef HAVE_CONST
+
+/* Define to 1 if you have the <ctype.h> header file. */
+#undef HAVE_CTYPE_H
+
+/* Define HAVE_ERRNO if you have the errno variable. */
+#undef HAVE_ERRNO
+
+/* Define to 1 if you have the <errno.h> header file. */
+#undef HAVE_ERRNO_H
+
+/* Define to 1 if you have the <fcntl.h> header file. */
+#undef HAVE_FCNTL_H
/* Define HAVE_FILENO if you have the fileno() macro. */
#undef HAVE_FILENO
-/* Define HAVE_ERRNO if you have the errno variable */
-#undef HAVE_ERRNO
+/* Define to 1 if you have the `fsync' function. */
+#undef HAVE_FSYNC
-/* Define HAVE_SYS_ERRLIST if you have the sys_errlist[] variable */
-#undef HAVE_SYS_ERRLIST
+/* Define to 1 if you have the <inttypes.h> header file. */
+#undef HAVE_INTTYPES_H
-/* Define HAVE_OSPEED if your termcap library has the ospeed variable */
-#undef HAVE_OSPEED
-/* Define MUST_DEFINE_OSPEED if you have ospeed but it is not defined
- * in termcap.h. */
-#undef MUST_DEFINE_OSPEED
+/* Define to 1 if you have the `gen' library (-lgen). */
+#undef HAVE_LIBGEN
+
+/* Define to 1 if you have the `intl' library (-lintl). */
+#undef HAVE_LIBINTL
+
+/* Define to 1 if you have the `PW' library (-lPW). */
+#undef HAVE_LIBPW
+
+/* Define to 1 if you have the <limits.h> header file. */
+#undef HAVE_LIMITS_H
/* Define HAVE_LOCALE if you have locale.h and setlocale. */
#undef HAVE_LOCALE
-/* Define HAVE_TERMIOS_FUNCS if you have tcgetattr/tcsetattr */
-#undef HAVE_TERMIOS_FUNCS
+/* Define to 1 if you have the `memcpy' function. */
+#undef HAVE_MEMCPY
-/* Define HAVE_UPPER_LOWER if you have isupper, islower, toupper, tolower */
-#undef HAVE_UPPER_LOWER
+/* Define to 1 if you have the <memory.h> header file. */
+#undef HAVE_MEMORY_H
-/* Define if you have the _setjmp function. */
-#undef HAVE__SETJMP
+/* Define HAVE_OSPEED if your termcap library has the ospeed variable. */
+#undef HAVE_OSPEED
-/* Define if you have the memcpy function. */
-#undef HAVE_MEMCPY
+/* PCRE (Perl-compatible regular expression) library */
+#undef HAVE_PCRE
+
+/* Define to 1 if you have the `popen' function. */
+#undef HAVE_POPEN
+
+/* POSIX regcomp() and regex.h */
+#undef HAVE_POSIX_REGCOMP
+
+/* System V regcmp() */
+#undef HAVE_REGCMP
-/* Define if you have the sigsetmask function. */
+/* */
+#undef HAVE_REGEXEC2
+
+/* BSD re_comp() */
+#undef HAVE_RE_COMP
+
+/* Define HAVE_SIGEMPTYSET if you have the sigemptyset macro. */
+#undef HAVE_SIGEMPTYSET
+
+/* Define to 1 if you have the `sigprocmask' function. */
+#undef HAVE_SIGPROCMASK
+
+/* Define to 1 if you have the `sigsetmask' function. */
#undef HAVE_SIGSETMASK
-/* Define if you have the strchr function. */
+/* Define HAVE_SIGSET_T you have the sigset_t type. */
+#undef HAVE_SIGSET_T
+
+/* Define to 1 if you have the `stat' function. */
+#undef HAVE_STAT
+
+/* Define to 1 if you have the <stdint.h> header file. */
+#undef HAVE_STDINT_H
+
+/* Define to 1 if you have the <stdio.h> header file. */
+#undef HAVE_STDIO_H
+
+/* Define to 1 if you have the <stdlib.h> header file. */
+#undef HAVE_STDLIB_H
+
+/* Define to 1 if you have the `strchr' function. */
#undef HAVE_STRCHR
-/* Define if you have the system function. */
-#undef HAVE_SYSTEM
+/* Define HAVE_STRERROR if you have the strerror() function. */
+#undef HAVE_STRERROR
-/* Define if you have the <ctype.h> header file. */
-#undef HAVE_CTYPE_H
+/* Define to 1 if you have the <strings.h> header file. */
+#undef HAVE_STRINGS_H
-/* Define if you have the <errno.h> header file. */
-#undef HAVE_ERRNO_H
+/* Define to 1 if you have the <string.h> header file. */
+#undef HAVE_STRING_H
-/* Define if you have the <fcntl.h> header file. */
-#undef HAVE_FCNTL_H
+/* Define to 1 if you have the `strstr' function. */
+#undef HAVE_STRSTR
-/* Define if you have the <stdio.h> header file. */
-#undef HAVE_STDIO_H
+/* Define to 1 if you have the `system' function. */
+#undef HAVE_SYSTEM
+
+/* Define HAVE_SYS_ERRLIST if you have the sys_errlist[] variable. */
+#undef HAVE_SYS_ERRLIST
-/* Define if you have the <sys/ioctl.h> header file. */
+/* Define to 1 if you have the <sys/ioctl.h> header file. */
#undef HAVE_SYS_IOCTL_H
-/* Define if you have the <sys/ptem.h> header file. */
+/* Define to 1 if you have the <sys/ptem.h> header file. */
#undef HAVE_SYS_PTEM_H
-/* Define if you have the <sys/stream.h> header file. */
+/* Define to 1 if you have the <sys/stat.h> header file. */
+#undef HAVE_SYS_STAT_H
+
+/* Define to 1 if you have the <sys/stream.h> header file. */
#undef HAVE_SYS_STREAM_H
-/* Define if you have the <termcap.h> header file. */
+/* Define to 1 if you have the <sys/types.h> header file. */
+#undef HAVE_SYS_TYPES_H
+
+/* Define to 1 if you have the <termcap.h> header file. */
#undef HAVE_TERMCAP_H
-/* Define if you have the <termio.h> header file. */
-#undef HAVE_TERMIO_H
+/* Define HAVE_TERMIOS_FUNCS if you have tcgetattr/tcsetattr. */
+#undef HAVE_TERMIOS_FUNCS
-/* Define if you have the <termios.h> header file. */
+/* Define to 1 if you have the <termios.h> header file. */
#undef HAVE_TERMIOS_H
-/* Define if you have the <time.h> header file. */
+/* Define to 1 if you have the <termio.h> header file. */
+#undef HAVE_TERMIO_H
+
+/* Define to 1 if you have the <time.h> header file. */
#undef HAVE_TIME_H
-/* Define if you have the <unistd.h> header file. */
+/* Define HAVE_TIME_T if your system supports the "time_t" type. */
+#undef HAVE_TIME_T
+
+/* Define to 1 if you have the <unistd.h> header file. */
#undef HAVE_UNISTD_H
-/* Define if you have the <values.h> header file. */
+/* Define HAVE_UPPER_LOWER if you have isupper, islower, toupper, tolower. */
+#undef HAVE_UPPER_LOWER
+
+/* Henry Spencer V8 regcomp() and regexp.h */
+#undef HAVE_V8_REGCOMP
+
+/* Define to 1 if you have the <values.h> header file. */
#undef HAVE_VALUES_H
-/* Define if you have the PW library (-lPW). */
-#undef HAVE_LIBPW
+/* Define HAVE_VOID if your compiler supports the "void" type. */
+#undef HAVE_VOID
-/* Define if you have the gen library (-lgen). */
-#undef HAVE_LIBGEN
+/* Define to 1 if you have the `_setjmp' function. */
+#undef HAVE__SETJMP
-/* Define if you have the intl library (-lintl). */
-#undef HAVE_LIBINTL
+/* Define MUST_DEFINE_ERRNO if you have errno but it is not define in errno.h.
+ */
+#undef MUST_DEFINE_ERRNO
+
+/* Define MUST_DEFINE_OSPEED if you have ospeed but it is not defined in
+ termcap.h. */
+#undef MUST_DEFINE_OSPEED
+
+/* pattern matching is supported, but without metacharacters. */
+#undef NO_REGEX
+
+/* Define to the address where bug reports for this package should be sent. */
+#undef PACKAGE_BUGREPORT
+
+/* Define to the full name of this package. */
+#undef PACKAGE_NAME
+
+/* Define to the full name and version of this package. */
+#undef PACKAGE_STRING
+
+/* Define to the one symbol short name of this package. */
+#undef PACKAGE_TARNAME
+
+/* Define to the version of this package. */
+#undef PACKAGE_VERSION
+
+/* Define as the return type of signal handlers (`int' or `void'). */
+#undef RETSIGTYPE
+
+/* Define to 1 if the `S_IS*' macros in <sys/stat.h> do not work properly. */
+#undef STAT_MACROS_BROKEN
+
+/* Define to 1 if you have the ANSI C header files. */
+#undef STDC_HEADERS
+
+/* Define to 1 if you can safely include both <sys/time.h> and <time.h>. */
+#undef TIME_WITH_SYS_TIME
+
+/* Number of bits in a file offset, on hosts where this is settable. */
+#undef _FILE_OFFSET_BITS
+
+/* Define for large files, on AIX-style hosts. */
+#undef _LARGE_FILES
+
+/* Define to empty if `const' does not conform to ANSI C. */
+#undef const
+
+/* Define to `long' if <sys/types.h> does not define. */
+#undef off_t
+
+/* Define to `unsigned' if <sys/types.h> does not define. */
+#undef size_t
diff --git a/usr.bin/less/edit.c b/usr.bin/less/edit.c
index 4873c1f212d..bc0eca8dd3e 100644
--- a/usr.bin/less/edit.c
+++ b/usr.bin/less/edit.c
@@ -237,14 +237,6 @@ edit_ifile(ifile)
{
chflags = ch_getflags();
close_file();
- if ((chflags & CH_HELPFILE) && held_ifile(was_curr_ifile) <= 1)
- {
- /*
- * Don't keep the help file in the ifile list.
- */
- del_ifile(was_curr_ifile);
- was_curr_ifile = old_ifile;
- }
}
if (ifile == NULL_IFILE)
@@ -299,10 +291,6 @@ edit_ifile(ifile)
*/
__djgpp_set_ctrl_c(1);
#endif
- } else if (strcmp(open_filename, FAKE_HELPFILE) == 0)
- {
- f = -1;
- chflags |= CH_HELPFILE;
} else if ((parg.p_string = bad_file(open_filename)) != NULL)
{
/*
@@ -371,15 +359,12 @@ edit_ifile(ifile)
new_file = TRUE;
ch_init(f, chflags);
- if (!(chflags & CH_HELPFILE))
- {
#if LOGFILE
- if (namelogfile != NULL && is_tty)
- use_logfile(namelogfile);
+ if (namelogfile != NULL && is_tty)
+ use_logfile(namelogfile);
#endif
- if (every_first_cmd != NULL)
- ungetsc(every_first_cmd);
- }
+ if (every_first_cmd != NULL)
+ ungetsc(every_first_cmd);
no_display = !any_display;
flush();
diff --git a/usr.bin/less/filename.c b/usr.bin/less/filename.c
index 8f136a97265..a46df09e77e 100644
--- a/usr.bin/less/filename.c
+++ b/usr.bin/less/filename.c
@@ -302,6 +302,25 @@ homefile(filename)
return (NULL);
}
+#ifdef HELPFILE
+/*
+ * Find out where the help file is.
+ */
+ public char *
+find_helpfile()
+{
+ char *helpfile;
+
+ if ((helpfile = getenv("LESSHELP")) != NULL && *helpfile != '\0')
+ return (save(helpfile));
+#if MSDOS_COMPILER || OS2
+ return (homefile(HELPFILE));
+#else
+ return (save(HELPFILE));
+#endif
+}
+#endif
+
/*
* Expand a string, substituting any "%" with the current filename,
* and any "#" with the previous filename.
diff --git a/usr.bin/less/forwback.c b/usr.bin/less/forwback.c
index 29a52bff90a..3f739d77422 100644
--- a/usr.bin/less/forwback.c
+++ b/usr.bin/less/forwback.c
@@ -331,7 +331,7 @@ forward(n, force, only_last)
{
POSITION pos;
- if (quit_at_eof && hit_eof && !(ch_getflags() & CH_HELPFILE))
+ if (quit_at_eof && hit_eof)
{
/*
* If the -e flag is set and we're trying to go
diff --git a/usr.bin/less/funcs.h b/usr.bin/less/funcs.h
index 01b6c12a87a..4ee00d493f6 100644
--- a/usr.bin/less/funcs.h
+++ b/usr.bin/less/funcs.h
@@ -100,6 +100,7 @@
public char * get_meta_escape ();
public char * shell_quote ();
public char * homefile ();
+ public char * find_helpfile ();
public char * fexpand ();
public char * fcomplete ();
public int bin_file ();
@@ -115,6 +116,7 @@
public void forward ();
public void backward ();
public int get_back_scroll ();
+ public void help ();
public void del_ifile ();
public IFILE next_ifile ();
public IFILE prev_ifile ();
diff --git a/usr.bin/less/help.c b/usr.bin/less/help.c
index 11e4b978b78..c813744c6a0 100644
--- a/usr.bin/less/help.c
+++ b/usr.bin/less/help.c
@@ -1,225 +1,95 @@
-/* This file was generated by mkhelp from less.hlp */
-#include "less.h"
-constant char helpdata[] = {
-'\n',
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-'\n',
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-' ',' ',' ',' ',' ',' ','N','o','t','e','s',' ','i','n',' ','p','a','r','e','n','t','h','e','s','e','s',' ','i','n','d','i','c','a','t','e',' ','t','h','e',' ','b','e','h','a','v','i','o','r',' ','i','f',' ','_','\b','N',' ','i','s',' ','g','i','v','e','n','.','\n',
-'\n',
-' ',' ','h',' ',' ','H',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ','D','i','s','p','l','a','y',' ','t','h','i','s',' ','h','e','l','p','.','\n',
-' ',' ','q',' ',' ',':','q',' ',' ','Q',' ',' ',':','Q',' ',' ','Z','Z',' ',' ',' ',' ',' ','E','x','i','t','.','\n',
-' ','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','\n',
-'\n',
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-'\n',
-' ',' ','e',' ',' ','^','E',' ',' ','j',' ',' ','^','N',' ',' ','C','R',' ',' ','*',' ',' ','F','o','r','w','a','r','d',' ',' ','o','n','e',' ','l','i','n','e',' ',' ',' ','(','o','r',' ','_','\b','N',' ','l','i','n','e','s',')','.','\n',
-' ',' ','y',' ',' ','^','Y',' ',' ','k',' ',' ','^','K',' ',' ','^','P',' ',' ','*',' ',' ','B','a','c','k','w','a','r','d',' ','o','n','e',' ','l','i','n','e',' ',' ',' ','(','o','r',' ','_','\b','N',' ','l','i','n','e','s',')','.','\n',
-' ',' ','f',' ',' ','^','F',' ',' ','^','V',' ',' ','S','P','A','C','E',' ',' ','*',' ',' ','F','o','r','w','a','r','d',' ',' ','o','n','e',' ','w','i','n','d','o','w',' ','(','o','r',' ','_','\b','N',' ','l','i','n','e','s',')','.','\n',
-' ',' ','b',' ',' ','^','B',' ',' ','E','S','C','-','v',' ',' ',' ',' ',' ',' ','*',' ',' ','B','a','c','k','w','a','r','d',' ','o','n','e',' ','w','i','n','d','o','w',' ','(','o','r',' ','_','\b','N',' ','l','i','n','e','s',')','.','\n',
-' ',' ','z',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ','*',' ',' ','F','o','r','w','a','r','d',' ',' ','o','n','e',' ','w','i','n','d','o','w',' ','(','a','n','d',' ','s','e','t',' ','w','i','n','d','o','w',' ','t','o',' ','_','\b','N',')','.','\n',
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-' ',' ','E','S','C','-','S','P','A','C','E',' ',' ',' ',' ',' ',' ',' ',' ',' ','*',' ',' ','F','o','r','w','a','r','d',' ',' ','o','n','e',' ','w','i','n','d','o','w',',',' ','b','u','t',' ','d','o','n','\'','t',' ','s','t','o','p',' ','a','t',' ','e','n','d','-','o','f','-','f','i','l','e','.','\n',
-' ',' ','d',' ',' ','^','D',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ','*',' ',' ','F','o','r','w','a','r','d',' ',' ','o','n','e',' ','h','a','l','f','-','w','i','n','d','o','w',' ','(','a','n','d',' ','s','e','t',' ','h','a','l','f','-','w','i','n','d','o','w',' ','t','o',' ','_','\b','N',')','.','\n',
-' ',' ','u',' ',' ','^','U',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ','*',' ',' ','B','a','c','k','w','a','r','d',' ','o','n','e',' ','h','a','l','f','-','w','i','n','d','o','w',' ','(','a','n','d',' ','s','e','t',' ','h','a','l','f','-','w','i','n','d','o','w',' ','t','o',' ','_','\b','N',')','.','\n',
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-' ',' ','r',' ',' ','^','R',' ',' ','^','L',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ','R','e','p','a','i','n','t',' ','s','c','r','e','e','n','.','\n',
-' ',' ','R',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ','R','e','p','a','i','n','t',' ','s','c','r','e','e','n',',',' ','d','i','s','c','a','r','d','i','n','g',' ','b','u','f','f','e','r','e','d',' ','i','n','p','u','t','.','\n',
-' ',' ',' ',' ',' ',' ',' ',' ','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','-','\n',
-' ',' ',' ',' ',' ',' ',' ',' ','D','e','f','a','u','l','t',' ','"','w','i','n','d','o','w','"',' ','i','s',' ','t','h','e',' ','s','c','r','e','e','n',' ','h','e','i','g','h','t','.','\n',
-' ',' ',' ',' ',' ',' ',' ',' ','D','e','f','a','u','l','t',' ','"','h','a','l','f','-','w','i','n','d','o','w','"',' ','i','s',' ','h','a','l','f',' ','o','f',' ','t','h','e',' ','s','c','r','e','e','n',' ','h','e','i','g','h','t','.','\n',
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-'\n',
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-'\n',
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-' ','C','N','T','L','-','L','e','f','t','A','r','r','o','w',' ',' ',' ','E','S','C','-','L','e','f','t','A','r','r','o','w',' ',' ',' ','E','S','C','-','b',' ',' ',' ',' ',' ','M','o','v','e',' ','c','u','r','s','o','r',' ','l','e','f','t',' ','o','n','e',' ','w','o','r','d','.','\n',
-' ','H','O','M','E',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ','E','S','C','-','0',' ',' ',' ',' ',' ','M','o','v','e',' ','c','u','r','s','o','r',' ','t','o',' ','s','t','a','r','t',' ','o','f',' ','l','i','n','e','.','\n',
-' ','E','N','D',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ','E','S','C','-','$',' ',' ',' ',' ',' ','M','o','v','e',' ','c','u','r','s','o','r',' ','t','o',' ','e','n','d',' ','o','f',' ','l','i','n','e','.','\n',
-' ','B','A','C','K','S','P','A','C','E',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ','D','e','l','e','t','e',' ','c','h','a','r',' ','t','o',' ','l','e','f','t',' ','o','f',' ','c','u','r','s','o','r','.','\n',
-' ','D','E','L','E','T','E',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ','E','S','C','-','x',' ',' ',' ',' ',' ','D','e','l','e','t','e',' ','c','h','a','r',' ','u','n','d','e','r',' ','c','u','r','s','o','r','.','\n',
-' ','C','N','T','L','-','B','A','C','K','S','P','A','C','E',' ',' ',' ','E','S','C','-','B','A','C','K','S','P','A','C','E',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ','D','e','l','e','t','e',' ','w','o','r','d',' ','t','o',' ','l','e','f','t',' ','o','f',' ','c','u','r','s','o','r','.','\n',
-' ','C','N','T','L','-','D','E','L','E','T','E',' ',' ',' ',' ',' ',' ','E','S','C','-','D','E','L','E','T','E',' ',' ',' ',' ',' ',' ','E','S','C','-','X',' ',' ',' ',' ',' ','D','e','l','e','t','e',' ','w','o','r','d',' ','u','n','d','e','r',' ','c','u','r','s','o','r','.','\n',
-' ','C','N','T','L','-','U',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ','E','S','C',' ','(','M','S','-','D','O','S',' ','o','n','l','y',')',' ',' ',' ',' ',' ',' ',' ',' ',' ','D','e','l','e','t','e',' ','e','n','t','i','r','e',' ','l','i','n','e','.','\n',
-' ','U','p','A','r','r','o','w',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ','E','S','C','-','k',' ',' ',' ',' ',' ','R','e','t','r','i','e','v','e',' ','p','r','e','v','i','o','u','s',' ','c','o','m','m','a','n','d',' ','l','i','n','e','.','\n',
-' ','D','o','w','n','A','r','r','o','w',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ','E','S','C','-','j',' ',' ',' ',' ',' ','R','e','t','r','i','e','v','e',' ','n','e','x','t',' ','c','o','m','m','a','n','d',' ','l','i','n','e','.','\n',
-' ','T','A','B',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ','C','o','m','p','l','e','t','e',' ','f','i','l','e','n','a','m','e',' ','&',' ','c','y','c','l','e','.','\n',
-' ','S','H','I','F','T','-','T','A','B',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ','E','S','C','-','T','A','B',' ',' ',' ','C','o','m','p','l','e','t','e',' ','f','i','l','e','n','a','m','e',' ','&',' ','r','e','v','e','r','s','e',' ','c','y','c','l','e','.','\n',
-' ','C','N','T','L','-','L',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ','C','o','m','p','l','e','t','e',' ','f','i','l','e','n','a','m','e',',',' ','l','i','s','t',' ','a','l','l','.','\n',
-'\n',
- 0 };
-constant int size_helpdata = sizeof(helpdata) - 1;
+/* $OpenBSD: help.c,v 1.5 2003/04/14 14:33:57 millert Exp $ */
+
+/*
+ * Copyright (c) 1984,1985,1989,1994,1995 Mark Nudelman
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice in the documentation and/or other materials provided with
+ * the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
+ * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+ * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+
+/*
+ * Display some help.
+ * Just invoke another "less" to display the help file.
+ *
+ * {{ This makes this function very simple, and makes changing the
+ * help file very easy, but it may present difficulties on
+ * (non-Unix) systems which do not supply the "system()" function. }}
+ */
+
+#include "less.h"
+
+extern char *progname;
+
+ public void
+help(nomsg)
+ int nomsg;
+{
+#ifdef HELPFILE
+ char *helpfile;
+ char *cmd;
+ size_t len;
+
+ helpfile = find_helpfile();
+ if (helpfile == NULL)
+ {
+ error("Cannot find help file", NULL_PARG);
+ return;
+ }
+#if !HAVE_SYSTEM
+ /*
+ * Just examine the help file.
+ */
+ (void) edit(helpfile);
+#else
+ /*
+ * Use lsystem() to invoke a new instance of less
+ * to view the help file.
+ */
+#if MSDOS_COMPILER
+ putenv("LESS=-m -H -+E -+s -PmHELP -- ?eEND -- Press g to see it again:Press RETURN for more., or q when done");
+ len = strlen(helpfile) + strlen(progname) + 3;
+ cmd = (char *) ecalloc(len, sizeof(char));
+ snprintf(cmd, len, "-%s %s", progname, helpfile);
+#else
+ len = strlen(helpfile) + strlen(progname) + 150;
+ cmd = (char *) ecalloc(len, sizeof(char));
+#if OS2
+ snprintf(cmd, len,
+ "-%s -m -H -+E -+s \"-PmHELP -- ?eEND -- Press g to see it again:Press RETURN for more., or q when done \" %s",
+ progname, helpfile);
+#else
+ snprintf(cmd, len,
+ "-%s -m -H -+E -+s '-PmHELP -- ?eEND -- Press g to see it again:Press RETURN for more., or q when done ' %s",
+ progname, helpfile);
+#endif
+#endif
+ free(helpfile);
+ lsystem(cmd, (char*)NULL);
+ if (!nomsg)
+ error("End of help", NULL_PARG);
+ free(cmd);
+#endif
+#else
+ error("Cannot find help file", NULL_PARG);
+#endif
+}
diff --git a/usr.bin/less/less.h b/usr.bin/less/less.h
index 059a6dab55b..07911d5ce7d 100644
--- a/usr.bin/less/less.h
+++ b/usr.bin/less/less.h
@@ -404,12 +404,9 @@ struct textlist
#define CH_CANSEEK 001
#define CH_KEEPOPEN 002
#define CH_POPENED 004
-#define CH_HELPFILE 010
#define ch_zero() ((POSITION)0)
-#define FAKE_HELPFILE "@/\\less/\\help/\\file/\\@"
-
#include "funcs.h"
/* Functions not included in funcs.h */
diff --git a/usr.bin/less/main.c b/usr.bin/less/main.c
index 644f07253df..af90ced8aaa 100644
--- a/usr.bin/less/main.c
+++ b/usr.bin/less/main.c
@@ -31,7 +31,6 @@ public int wscroll;
public char * progname;
public int quitting;
public int secure;
-public int dohelp;
public int ismore;
#if LOGFILE
@@ -167,8 +166,6 @@ main(argc, argv)
* to "register" them with the ifile system.
*/
ifile = NULL_IFILE;
- if (dohelp)
- ifile = get_ifile(FAKE_HELPFILE, ifile);
while (argc-- > 0)
{
char *filename;
diff --git a/usr.bin/less/mark.c b/usr.bin/less/mark.c
index 04f97885d10..bf6350735d1 100644
--- a/usr.bin/less/mark.c
+++ b/usr.bin/less/mark.c
@@ -165,8 +165,6 @@ lastmark()
{
struct scrpos scrpos;
- if (ch_getflags() & CH_HELPFILE)
- return;
get_scrpos(&scrpos);
if (scrpos.pos == NULL_POSITION)
return;
diff --git a/usr.bin/less/mkhelp.c b/usr.bin/less/mkhelp.c
deleted file mode 100644
index d05cb49945c..00000000000
--- a/usr.bin/less/mkhelp.c
+++ /dev/null
@@ -1,69 +0,0 @@
-/*
- * Copyright (C) 1984-2002 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.
- *
- * For more information about less, or for information on how to
- * contact the author, see the README file.
- */
-
-
-/*
- * Silly little program to generate the help.c source file
- * from the less.hlp text file.
- * help.c just contains a char array whose contents are
- * the contents of less.hlp.
- */
-
-#include <stdio.h>
-
- int
-main(argc, argv)
- int argc;
- char *argv[];
-{
- int ch;
- int prevch;
-
- printf("/* This file was generated by mkhelp from less.hlp */\n");
- printf("#include \"less.h\"\n");
- printf("constant char helpdata[] = {\n");
- ch = 0;
- while (prevch = ch, (ch = getchar()) != EOF)
- {
- switch (ch)
- {
- case '\'':
- printf("'\\'',");
- break;
- case '\\':
- printf("'\\\\',");
- break;
- case '\b':
- printf("'\\b',");
- break;
- case '\t':
- printf("'\\t',");
- break;
- case '\n':
- if (prevch != '\r')
- printf("'\\n',\n");
- break;
- case '\r':
- if (prevch != '\n')
- printf("'\\n',\n");
- break;
- default:
- if (ch >= ' ' && ch < 0x7f)
- printf("'%c',", ch);
- else
- printf("0x%02x,", ch);
- break;
- }
- }
- /* Add an extra null char to avoid having a trailing comma. */
- printf(" 0 };\n");
- printf("constant int size_helpdata = sizeof(helpdata) - 1;\n");
- return (0);
-}
diff --git a/usr.bin/less/optfunc.c b/usr.bin/less/optfunc.c
index 077168886d3..8f6e89c787c 100644
--- a/usr.bin/less/optfunc.c
+++ b/usr.bin/less/optfunc.c
@@ -31,11 +31,11 @@
extern int nbufs;
extern int bufspace;
extern int pr_type;
+extern int nohelp;
extern int plusoption;
extern int swindow;
extern int sc_height;
extern int secure;
-extern int dohelp;
extern int any_display;
extern char openquote;
extern char closequote;
@@ -572,6 +572,8 @@ opt_query(type, s)
int type;
char *s;
{
+ if (nohelp)
+ return;
switch (type)
{
case QUERY:
@@ -579,7 +581,20 @@ opt_query(type, s)
error("Use \"h\" for help", NULL_PARG);
break;
case INIT:
- dohelp = 1;
+ /*
+ * This is "less -?".
+ * It rather ungracefully grabs control,
+ * does the initializations normally done in main,
+ * shows the help file and exits.
+ */
+ raw_mode(1);
+ get_term();
+ open_getchr();
+ init();
+ any_display = TRUE;
+ help(1);
+ quit(QUIT_OK);
+ /*NOTREACHED*/
}
}
diff --git a/usr.bin/less/opttbl.c b/usr.bin/less/opttbl.c
index d1c23c3eecf..f3f45c8b014 100644
--- a/usr.bin/less/opttbl.c
+++ b/usr.bin/less/opttbl.c
@@ -36,6 +36,7 @@ public int forw_scroll; /* Repaint screen on forward movement */
public int caseless; /* Do "caseless" searches */
public int linenums; /* Use line numbers */
public int autobuf; /* Automatically allocate buffers as needed */
+public int nohelp; /* Disable the HELP command */
public int bufspace; /* Max buffer space per file (K) */
public int ctldisp; /* Send control chars to screen untranslated */
public int force_open; /* Open the file even if not regular file */
@@ -216,6 +217,14 @@ static struct loption option[] =
NULL
}
},
+ { 'H', NULL,
+ BOOL|NO_TOGGLE, OPT_OFF, &nohelp, NULL,
+ {
+ "Allow help command",
+ "Don't allow help command",
+ NULL
+ }
+ },
{ 'i', &i_optname,
TRIPLE|HL_REPAINT, OPT_OFF, &caseless, opt_i,
{
diff --git a/usr.bin/less/prompt.c b/usr.bin/less/prompt.c
index 9a257809fab..157012d4382 100644
--- a/usr.bin/less/prompt.c
+++ b/usr.bin/less/prompt.c
@@ -553,9 +553,7 @@ pr_string()
{
char *prompt;
- prompt = pr_expand((ch_getflags() & CH_HELPFILE) ?
- hproto : prproto[pr_type],
- sc_width-so_s_width-so_e_width-2);
+ prompt = pr_expand(prproto[pr_type], sc_width-so_s_width-so_e_width-2);
new_file = 0;
return (prompt);
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-23 20:40:15 +0000