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add --enable-core-libedit-support configure flag in case you want nicer command line stuff in the debug console (I know I do when I am coding dunno about you)
git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@5044 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Anthony Minessale
8
libs/libedit/examples/Makefile.am
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8
libs/libedit/examples/Makefile.am
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439
libs/libedit/examples/Makefile.in
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439
libs/libedit/examples/Makefile.in
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|
||||
@echo "it deletes files that may require special tools to rebuild."
|
||||
clean: clean-am
|
||||
|
||||
clean-am: clean-generic clean-libtool clean-noinstPROGRAMS \
|
||||
mostlyclean-am
|
||||
|
||||
distclean: distclean-am
|
||||
-rm -rf ./$(DEPDIR)
|
||||
-rm -f Makefile
|
||||
distclean-am: clean-am distclean-compile distclean-generic \
|
||||
distclean-libtool distclean-tags
|
||||
|
||||
dvi: dvi-am
|
||||
|
||||
dvi-am:
|
||||
|
||||
html: html-am
|
||||
|
||||
info: info-am
|
||||
|
||||
info-am:
|
||||
|
||||
install-data-am:
|
||||
|
||||
install-exec-am:
|
||||
|
||||
install-info: install-info-am
|
||||
|
||||
install-man:
|
||||
|
||||
installcheck-am:
|
||||
|
||||
maintainer-clean: maintainer-clean-am
|
||||
-rm -rf ./$(DEPDIR)
|
||||
-rm -f Makefile
|
||||
maintainer-clean-am: distclean-am maintainer-clean-generic
|
||||
|
||||
mostlyclean: mostlyclean-am
|
||||
|
||||
mostlyclean-am: mostlyclean-compile mostlyclean-generic \
|
||||
mostlyclean-libtool
|
||||
|
||||
pdf: pdf-am
|
||||
|
||||
pdf-am:
|
||||
|
||||
ps: ps-am
|
||||
|
||||
ps-am:
|
||||
|
||||
uninstall-am: uninstall-info-am
|
||||
|
||||
.PHONY: CTAGS GTAGS all all-am check check-am clean clean-generic \
|
||||
clean-libtool clean-noinstPROGRAMS ctags distclean \
|
||||
distclean-compile distclean-generic distclean-libtool \
|
||||
distclean-tags distdir dvi dvi-am html html-am info info-am \
|
||||
install install-am install-data install-data-am install-exec \
|
||||
install-exec-am install-info install-info-am install-man \
|
||||
install-strip installcheck installcheck-am installdirs \
|
||||
maintainer-clean maintainer-clean-generic mostlyclean \
|
||||
mostlyclean-compile mostlyclean-generic mostlyclean-libtool \
|
||||
pdf pdf-am ps ps-am tags uninstall uninstall-am \
|
||||
uninstall-info-am
|
||||
|
||||
# Tell versions [3.59,3.63) of GNU make to not export all variables.
|
||||
# Otherwise a system limit (for SysV at least) may be exceeded.
|
||||
.NOEXPORT:
|
||||
492
libs/libedit/examples/fileman.c
Normal file
492
libs/libedit/examples/fileman.c
Normal file
@@ -0,0 +1,492 @@
|
||||
/* fileman.c -- A tiny application which demonstrates how to use the
|
||||
GNU Readline library. This application interactively allows users
|
||||
to manipulate files and their modes.
|
||||
|
||||
NOTE: this was taken from the GNU Readline documentation and ported
|
||||
to libedit. A commad to output the history list was added.
|
||||
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <sys/types.h>
|
||||
#include <sys/file.h>
|
||||
#include <sys/stat.h>
|
||||
#include <sys/errno.h>
|
||||
#include <ctype.h>
|
||||
#include <string.h>
|
||||
#include <stdlib.h>
|
||||
#include <unistd.h>
|
||||
|
||||
/* GNU readline
|
||||
#include <readline/readline.h>
|
||||
#include <readline/history.h>
|
||||
*/
|
||||
#include <editline/readline.h>
|
||||
|
||||
void * xmalloc (size_t size);
|
||||
void too_dangerous (char *caller);
|
||||
void initialize_readline ();
|
||||
int execute_line (char *line);
|
||||
int valid_argument (char *caller, char *arg);
|
||||
|
||||
typedef int rl_icpfunc_t (char *);
|
||||
|
||||
/* The names of functions that actually do the manipulation. */
|
||||
int com_list (char *);
|
||||
int com_view (char *);
|
||||
int com_history (char *);
|
||||
int com_rename(char *);
|
||||
int com_stat(char *);
|
||||
int com_pwd(char *);
|
||||
int com_delete(char *);
|
||||
int com_help(char *);
|
||||
int com_cd(char *);
|
||||
int com_quit(char *);
|
||||
|
||||
/* A structure which contains information on the commands this program
|
||||
can understand. */
|
||||
|
||||
typedef struct {
|
||||
char *name; /* User printable name of the function. */
|
||||
rl_icpfunc_t *func; /* Function to call to do the job. */
|
||||
char *doc; /* Documentation for this function. */
|
||||
} COMMAND;
|
||||
|
||||
COMMAND commands[] = {
|
||||
{ "cd", com_cd, "Change to directory DIR" },
|
||||
{ "delete", com_delete, "Delete FILE" },
|
||||
{ "help", com_help, "Display this text" },
|
||||
{ "?", com_help, "Synonym for `help'" },
|
||||
{ "list", com_list, "List files in DIR" },
|
||||
{ "ls", com_list, "Synonym for `list'" },
|
||||
{ "pwd", com_pwd, "Print the current working directory" },
|
||||
{ "quit", com_quit, "Quit using Fileman" },
|
||||
{ "rename", com_rename, "Rename FILE to NEWNAME" },
|
||||
{ "stat", com_stat, "Print out statistics on FILE" },
|
||||
{ "view", com_view, "View the contents of FILE" },
|
||||
{ "history", com_history, "List editline history" },
|
||||
{ (char *)NULL, (rl_icpfunc_t *)NULL, (char *)NULL }
|
||||
};
|
||||
|
||||
/* Forward declarations. */
|
||||
char *stripwhite ();
|
||||
COMMAND *find_command ();
|
||||
|
||||
/* The name of this program, as taken from argv[0]. */
|
||||
char *progname;
|
||||
|
||||
/* When non-zero, this means the user is done using this program. */
|
||||
int done;
|
||||
|
||||
char *
|
||||
dupstr (char* s)
|
||||
{
|
||||
char *r;
|
||||
|
||||
r = xmalloc (strlen (s) + 1);
|
||||
strcpy (r, s);
|
||||
return (r);
|
||||
}
|
||||
|
||||
int
|
||||
main (int argc, char **argv)
|
||||
{
|
||||
char *line, *s;
|
||||
|
||||
progname = argv[0];
|
||||
|
||||
initialize_readline(); /* Bind our completer. */
|
||||
|
||||
stifle_history(7);
|
||||
|
||||
/* Loop reading and executing lines until the user quits. */
|
||||
for ( ; done == 0; )
|
||||
{
|
||||
line = readline ("FileMan: ");
|
||||
|
||||
if (!line)
|
||||
break;
|
||||
|
||||
/* Remove leading and trailing whitespace from the line.
|
||||
Then, if there is anything left, add it to the history list
|
||||
and execute it. */
|
||||
s = stripwhite(line);
|
||||
|
||||
if (*s) {
|
||||
|
||||
char* expansion;
|
||||
int result;
|
||||
|
||||
result = history_expand(s, &expansion);
|
||||
|
||||
if (result < 0 || result == 2) {
|
||||
fprintf(stderr, "%s\n", expansion);
|
||||
} else {
|
||||
add_history(expansion);
|
||||
execute_line(expansion);
|
||||
}
|
||||
free(expansion);
|
||||
}
|
||||
|
||||
free(line);
|
||||
}
|
||||
exit (0);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Execute a command line. */
|
||||
int
|
||||
execute_line (char *line)
|
||||
{
|
||||
register int i;
|
||||
COMMAND *command;
|
||||
char *word;
|
||||
|
||||
/* Isolate the command word. */
|
||||
i = 0;
|
||||
while (line[i] && isspace (line[i]))
|
||||
i++;
|
||||
word = line + i;
|
||||
|
||||
while (line[i] && !isspace (line[i]))
|
||||
i++;
|
||||
|
||||
if (line[i])
|
||||
line[i++] = '\0';
|
||||
|
||||
command = find_command (word);
|
||||
|
||||
if (!command)
|
||||
{
|
||||
fprintf (stderr, "%s: No such command for FileMan.\n", word);
|
||||
return (-1);
|
||||
}
|
||||
|
||||
/* Get argument to command, if any. */
|
||||
while (isspace (line[i]))
|
||||
i++;
|
||||
|
||||
word = line + i;
|
||||
|
||||
/* Call the function. */
|
||||
return ((*(command->func)) (word));
|
||||
}
|
||||
|
||||
/* Look up NAME as the name of a command, and return a pointer to that
|
||||
command. Return a NULL pointer if NAME isn't a command name. */
|
||||
COMMAND *
|
||||
find_command (char *name)
|
||||
{
|
||||
register int i;
|
||||
|
||||
for (i = 0; commands[i].name; i++)
|
||||
if (strcmp (name, commands[i].name) == 0)
|
||||
return (&commands[i]);
|
||||
|
||||
return ((COMMAND *)NULL);
|
||||
}
|
||||
|
||||
/* Strip whitespace from the start and end of STRING. Return a pointer
|
||||
into STRING. */
|
||||
char *
|
||||
stripwhite (char *string)
|
||||
{
|
||||
register char *s, *t;
|
||||
|
||||
for (s = string; isspace (*s); s++)
|
||||
;
|
||||
|
||||
if (*s == 0)
|
||||
return (s);
|
||||
|
||||
t = s + strlen (s) - 1;
|
||||
while (t > s && isspace (*t))
|
||||
t--;
|
||||
*++t = '\0';
|
||||
|
||||
return s;
|
||||
}
|
||||
|
||||
/* **************************************************************** */
|
||||
/* */
|
||||
/* Interface to Readline Completion */
|
||||
/* */
|
||||
/* **************************************************************** */
|
||||
|
||||
char *command_generator(const char *, int);
|
||||
char **fileman_completion(const char *, int, int);
|
||||
|
||||
/* Tell the GNU Readline library how to complete. We want to try to
|
||||
complete on command names if this is the first word in the line, or
|
||||
on filenames if not. */
|
||||
void
|
||||
initialize_readline ()
|
||||
{
|
||||
/* Allow conditional parsing of the ~/.inputrc file. */
|
||||
rl_readline_name = "FileMan";
|
||||
|
||||
/* Tell the completer that we want a crack first. */
|
||||
rl_attempted_completion_function = fileman_completion;
|
||||
}
|
||||
|
||||
/* Attempt to complete on the contents of TEXT. START and END
|
||||
bound the region of rl_line_buffer that contains the word to
|
||||
complete. TEXT is the word to complete. We can use the entire
|
||||
contents of rl_line_buffer in case we want to do some simple
|
||||
parsing. Returnthe array of matches, or NULL if there aren't any. */
|
||||
char **
|
||||
fileman_completion (const char* text, int start, int end)
|
||||
{
|
||||
char **matches;
|
||||
|
||||
matches = (char **)NULL;
|
||||
|
||||
/* If this word is at the start of the line, then it is a command
|
||||
to complete. Otherwise it is the name of a file in the current
|
||||
directory. */
|
||||
if (start == 0)
|
||||
/* TODO */
|
||||
matches = completion_matches (text, command_generator);
|
||||
/* matches = rl_completion_matches (text, command_generator); */
|
||||
|
||||
return (matches);
|
||||
}
|
||||
|
||||
/* Generator function for command completion. STATE lets us
|
||||
know whether to start from scratch; without any state
|
||||
(i.e. STATE == 0), then we start at the top of the list. */
|
||||
char *
|
||||
command_generator (text, state)
|
||||
const char *text;
|
||||
int state;
|
||||
{
|
||||
static int list_index, len;
|
||||
char *name;
|
||||
|
||||
/* If this is a new word to complete, initialize now. This
|
||||
includes saving the length of TEXT for efficiency, and
|
||||
initializing the index variable to 0. */
|
||||
if (!state)
|
||||
{
|
||||
list_index = 0;
|
||||
len = strlen (text);
|
||||
}
|
||||
|
||||
/* Return the next name which partially matches from the
|
||||
command list. */
|
||||
while (name = commands[list_index].name)
|
||||
{
|
||||
list_index++;
|
||||
|
||||
if (strncmp (name, text, len) == 0)
|
||||
return (dupstr(name));
|
||||
}
|
||||
|
||||
/* If no names matched, then return NULL. */
|
||||
return ((char *)NULL);
|
||||
}
|
||||
|
||||
/* **************************************************************** */
|
||||
/* */
|
||||
/* FileMan Commands */
|
||||
/* */
|
||||
/* **************************************************************** */
|
||||
|
||||
/* String to pass to system (). This is for the LIST, VIEW and RENAME
|
||||
commands. */
|
||||
static char syscom[1024];
|
||||
|
||||
/* List the file(s) named in arg. */
|
||||
int
|
||||
com_list (char *arg)
|
||||
{
|
||||
if (!arg)
|
||||
arg = "";
|
||||
|
||||
sprintf (syscom, "ls -FClg %s", arg);
|
||||
return (system (syscom));
|
||||
}
|
||||
|
||||
int
|
||||
com_view (char *arg)
|
||||
{
|
||||
if (!valid_argument ("view", arg))
|
||||
return 1;
|
||||
|
||||
sprintf (syscom, "more %s", arg);
|
||||
return (system (syscom));
|
||||
}
|
||||
|
||||
int
|
||||
com_history(char* arg)
|
||||
{
|
||||
int num, where;
|
||||
HIST_ENTRY *he;
|
||||
|
||||
/* rewind history */
|
||||
while (next_history())
|
||||
;
|
||||
|
||||
for (he = current_history(); he != NULL; he = previous_history()) {
|
||||
printf("%5d %s\n", *((int*)he->data), he->line);
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int
|
||||
com_rename (char *arg)
|
||||
{
|
||||
too_dangerous ("rename");
|
||||
return (1);
|
||||
}
|
||||
|
||||
int
|
||||
com_stat (char *arg)
|
||||
{
|
||||
struct stat finfo;
|
||||
|
||||
if (!valid_argument ("stat", arg))
|
||||
return (1);
|
||||
|
||||
if (stat (arg, &finfo) == -1)
|
||||
{
|
||||
perror (arg);
|
||||
return (1);
|
||||
}
|
||||
|
||||
printf ("Statistics for `%s':\n", arg);
|
||||
|
||||
printf ("%s has %d link%s, and is %d byte%s in length.\n", arg,
|
||||
finfo.st_nlink,
|
||||
(finfo.st_nlink == 1) ? "" : "s",
|
||||
finfo.st_size,
|
||||
(finfo.st_size == 1) ? "" : "s");
|
||||
printf ("Inode Last Change at: %s", ctime (&finfo.st_ctime));
|
||||
printf (" Last access at: %s", ctime (&finfo.st_atime));
|
||||
printf (" Last modified at: %s", ctime (&finfo.st_mtime));
|
||||
return (0);
|
||||
}
|
||||
|
||||
int
|
||||
com_delete (char *arg)
|
||||
{
|
||||
too_dangerous ("delete");
|
||||
return (1);
|
||||
}
|
||||
|
||||
/* Print out help for ARG, or for all of the commands if ARG is
|
||||
not present. */
|
||||
int
|
||||
com_help (char *arg)
|
||||
{
|
||||
register int i;
|
||||
int printed = 0;
|
||||
|
||||
for (i = 0; commands[i].name; i++)
|
||||
{
|
||||
if (!*arg || (strcmp (arg, commands[i].name) == 0))
|
||||
{
|
||||
printf ("%s\t\t%s.\n", commands[i].name, commands[i].doc);
|
||||
printed++;
|
||||
}
|
||||
}
|
||||
|
||||
if (!printed)
|
||||
{
|
||||
printf ("No commands match `%s'. Possibilties are:\n", arg);
|
||||
|
||||
for (i = 0; commands[i].name; i++)
|
||||
{
|
||||
/* Print in six columns. */
|
||||
if (printed == 6)
|
||||
{
|
||||
printed = 0;
|
||||
printf ("\n");
|
||||
}
|
||||
|
||||
printf ("%s\t", commands[i].name);
|
||||
printed++;
|
||||
}
|
||||
|
||||
if (printed)
|
||||
printf ("\n");
|
||||
}
|
||||
return (0);
|
||||
}
|
||||
|
||||
/* Change to the directory ARG. */
|
||||
int
|
||||
com_cd (char *arg)
|
||||
{
|
||||
if (chdir (arg) == -1)
|
||||
{
|
||||
perror (arg);
|
||||
return 1;
|
||||
}
|
||||
|
||||
com_pwd ("");
|
||||
return (0);
|
||||
}
|
||||
|
||||
/* Print out the current working directory. */
|
||||
int
|
||||
com_pwd (char* ignore)
|
||||
{
|
||||
char dir[1024], *s;
|
||||
|
||||
s = (char*)getcwd(dir, sizeof(dir) - 1);
|
||||
if (s == 0)
|
||||
{
|
||||
printf ("Error getting pwd: %s\n", dir);
|
||||
return 1;
|
||||
}
|
||||
|
||||
printf ("Current directory is %s\n", dir);
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* The user wishes to quit using this program. Just set DONE
|
||||
non-zero. */
|
||||
int
|
||||
com_quit (char *arg)
|
||||
{
|
||||
done = 1;
|
||||
return (0);
|
||||
}
|
||||
|
||||
/* Function which tells you that you can't do this. */
|
||||
void
|
||||
too_dangerous (char *caller)
|
||||
{
|
||||
fprintf (stderr,
|
||||
"%s: Too dangerous for me to distribute.\n",
|
||||
caller);
|
||||
fprintf (stderr, "Write it yourself.\n");
|
||||
}
|
||||
|
||||
/* Return non-zero if ARG is a valid argument for CALLER,
|
||||
else print an error message and return zero. */
|
||||
int
|
||||
valid_argument (char *caller, char *arg)
|
||||
{
|
||||
if (!arg || !*arg)
|
||||
{
|
||||
fprintf (stderr, "%s: Argument required.\n", caller);
|
||||
return (0);
|
||||
}
|
||||
|
||||
return (1);
|
||||
}
|
||||
|
||||
void *
|
||||
xmalloc (size_t size)
|
||||
{
|
||||
register void *value = (void*)malloc(size);
|
||||
if (value == 0)
|
||||
fprintf(stderr, "virtual memory exhausted");
|
||||
return value;
|
||||
}
|
||||
|
||||
|
||||
292
libs/libedit/examples/test.c
Normal file
292
libs/libedit/examples/test.c
Normal file
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/* $NetBSD: test.c,v 1.18 2005/06/01 11:37:52 lukem Exp $ */
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/*-
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Christos Zoulas of Cornell University.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*
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* test.c: A little test program
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*/
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#include <stdio.h>
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#include <string.h>
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#include <signal.h>
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#include <sys/wait.h>
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#include <ctype.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <dirent.h>
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#include "histedit.h"
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/* from src/sys/sys/cdefs.h */
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#ifndef __UNCONST
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# define __UNCONST(a) ((void *)(unsigned long)(const void *)(a))
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#endif
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static int continuation = 0;
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volatile sig_atomic_t gotsig = 0;
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static unsigned char complete(EditLine *, int);
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int main(int, char **);
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static char *prompt(EditLine *);
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static void sig(int);
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static char *
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prompt(EditLine *el)
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{
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static char a[] = "Edit$ ";
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static char b[] = "Edit> ";
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return (continuation ? b : a);
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}
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static void
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sig(int i)
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{
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gotsig = i;
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}
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static unsigned char
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complete(EditLine *el, int ch)
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{
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DIR *dd = opendir(".");
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struct dirent *dp;
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const char* ptr;
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const LineInfo *lf = el_line(el);
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int len;
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/*
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* Find the last word
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*/
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for (ptr = lf->cursor - 1;
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!isspace((unsigned char)*ptr) && ptr > lf->buffer; ptr--)
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continue;
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len = lf->cursor - ++ptr;
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for (dp = readdir(dd); dp != NULL; dp = readdir(dd)) {
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if (len > strlen(dp->d_name))
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continue;
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if (strncmp(dp->d_name, ptr, len) == 0) {
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closedir(dd);
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if (el_insertstr(el, &dp->d_name[len]) == -1)
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return (CC_ERROR);
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else
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return (CC_REFRESH);
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}
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}
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closedir(dd);
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return (CC_ERROR);
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}
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int
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main(int argc, char *argv[])
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{
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EditLine *el = NULL;
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int num;
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const char *buf;
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Tokenizer *tok;
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#if 0
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int lastevent = 0;
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#endif
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int ncontinuation;
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History *hist;
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HistEvent ev;
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(void) signal(SIGINT, sig);
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(void) signal(SIGQUIT, sig);
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(void) signal(SIGHUP, sig);
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(void) signal(SIGTERM, sig);
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hist = history_init(); /* Init the builtin history */
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/* Remember 100 events */
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history(hist, &ev, H_SETSIZE, 100);
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tok = tok_init(NULL); /* Initialize the tokenizer */
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/* Initialize editline */
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el = el_init(*argv, stdin, stdout, stderr);
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el_set(el, EL_EDITOR, "vi"); /* Default editor is vi */
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el_set(el, EL_SIGNAL, 1); /* Handle signals gracefully */
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el_set(el, EL_PROMPT, prompt); /* Set the prompt function */
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/* Tell editline to use this history interface */
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el_set(el, EL_HIST, history, hist);
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/* Add a user-defined function */
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el_set(el, EL_ADDFN, "ed-complete", "Complete argument", complete);
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/* Bind tab to it */
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el_set(el, EL_BIND, "^I", "ed-complete", NULL);
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/*
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* Bind j, k in vi command mode to previous and next line, instead
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* of previous and next history.
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*/
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el_set(el, EL_BIND, "-a", "k", "ed-prev-line", NULL);
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el_set(el, EL_BIND, "-a", "j", "ed-next-line", NULL);
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/*
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* Source the user's defaults file.
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*/
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el_source(el, NULL);
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while ((buf = el_gets(el, &num)) != NULL && num != 0) {
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int ac, cc, co;
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#ifdef DEBUG
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int i;
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#endif
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const char **av;
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const LineInfo *li;
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li = el_line(el);
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#ifdef DEBUG
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(void) fprintf(stderr, "==> got %d %s", num, buf);
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(void) fprintf(stderr, " > li `%.*s_%.*s'\n",
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(li->cursor - li->buffer), li->buffer,
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(li->lastchar - 1 - li->cursor),
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(li->cursor >= li->lastchar) ? "" : li->cursor);
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#endif
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if (gotsig) {
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(void) fprintf(stderr, "Got signal %d.\n", gotsig);
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gotsig = 0;
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el_reset(el);
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}
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if (!continuation && num == 1)
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continue;
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ac = cc = co = 0;
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ncontinuation = tok_line(tok, li, &ac, &av, &cc, &co);
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if (ncontinuation < 0) {
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(void) fprintf(stderr, "Internal error\n");
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continuation = 0;
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continue;
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}
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#ifdef DEBUG
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(void) fprintf(stderr, " > nc %d ac %d cc %d co %d\n",
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ncontinuation, ac, cc, co);
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#endif
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#if 0
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if (continuation) {
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/*
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* Append to the right event in case the user
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* moved around in history.
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*/
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if (history(hist, &ev, H_SET, lastevent) == -1)
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err(1, "%d: %s", lastevent, ev.str);
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history(hist, &ev, H_ADD , buf);
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} else {
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history(hist, &ev, H_ENTER, buf);
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lastevent = ev.num;
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}
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#else
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/* Simpler */
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history(hist, &ev, continuation ? H_APPEND : H_ENTER, buf);
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#endif
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continuation = ncontinuation;
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ncontinuation = 0;
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if (continuation)
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continue;
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#ifdef DEBUG
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for (i = 0; i < ac; i++) {
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(void) fprintf(stderr, " > arg# %2d ", i);
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if (i != cc)
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(void) fprintf(stderr, "`%s'\n", av[i]);
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else
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(void) fprintf(stderr, "`%.*s_%s'\n",
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co, av[i], av[i] + co);
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}
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#endif
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if (strcmp(av[0], "history") == 0) {
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int rv;
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switch (ac) {
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case 1:
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for (rv = history(hist, &ev, H_LAST); rv != -1;
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rv = history(hist, &ev, H_PREV))
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(void) fprintf(stdout, "%4d %s",
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ev.num, ev.str);
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break;
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case 2:
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if (strcmp(av[1], "clear") == 0)
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history(hist, &ev, H_CLEAR);
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else
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goto badhist;
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break;
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case 3:
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if (strcmp(av[1], "load") == 0)
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history(hist, &ev, H_LOAD, av[2]);
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else if (strcmp(av[1], "save") == 0)
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history(hist, &ev, H_SAVE, av[2]);
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break;
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badhist:
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default:
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(void) fprintf(stderr,
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"Bad history arguments\n");
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break;
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}
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} else if (el_parse(el, ac, av) == -1) {
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||||
switch (fork()) {
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||||
case 0:
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||||
execvp(av[0], (char *const *)__UNCONST(av));
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perror(av[0]);
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_exit(1);
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||||
/*NOTREACHED*/
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break;
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||||
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||||
case -1:
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||||
perror("fork");
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||||
break;
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||||
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||||
default:
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if (wait(&num) == -1)
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||||
perror("wait");
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||||
(void) fprintf(stderr, "Exit %x\n", num);
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break;
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||||
}
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||||
}
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tok_reset(tok);
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}
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el_end(el);
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||||
tok_end(tok);
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||||
history_end(hist);
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return (0);
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||||
}
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Reference in New Issue
Block a user