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Diffstat (limited to 'lib/libedit/TEST/test.c')
| -rw-r--r-- | lib/libedit/TEST/test.c | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/lib/libedit/TEST/test.c b/lib/libedit/TEST/test.c new file mode 100644 index 000000000000..f456f51277c9 --- /dev/null +++ b/lib/libedit/TEST/test.c @@ -0,0 +1,213 @@ +/*- + * Copyright (c) 1992, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Christos Zoulas of Cornell University. + * + * 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, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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. + */ + +#ifndef lint +static char copyright[] = +"@(#) Copyright (c) 1992, 1993\n\ + The Regents of the University of California. All rights reserved.\n"; +#endif /* not lint */ + +#if !defined(lint) && !defined(SCCSID) +static char sccsid[] = "@(#)test.c 8.1 (Berkeley) 6/4/93"; +#endif /* not lint && not SCCSID */ + +/* + * test.c: A little test program + */ +#include "sys.h" +#include <stdio.h> +#include <string.h> +#include <signal.h> +#include <sys/wait.h> +#include <ctype.h> +#include <stdlib.h> +#include <unistd.h> +#include <dirent.h> + +#include "histedit.h" +#include "tokenizer.h" + +static int continuation = 0; +static EditLine *el = NULL; + +static char * +/*ARGSUSED*/ +prompt(el) + EditLine *el; +{ + static char a[] = "Edit$"; + static char b[] = "Edit>"; + return continuation ? b : a; +} + +static void +sig(i) + int i; +{ + (void) fprintf(stderr, "Got signal %d.\n", i); + el_reset(el); +} + +static unsigned char +/*ARGSUSED*/ +complete(el, ch) + EditLine *el; + int ch; +{ + DIR *dd = opendir("."); + struct dirent *dp; + const char* ptr; + const LineInfo *lf = el_line(el); + int len; + + /* + * Find the last word + */ + for (ptr = lf->cursor - 1; !isspace(*ptr) && ptr > lf->buffer; ptr--) + continue; + len = lf->cursor - ++ptr; + + for (dp = readdir(dd); dp != NULL; dp = readdir(dd)) { + if (len > strlen(dp->d_name)) + continue; + if (strncmp(dp->d_name, ptr, len) == 0) { + closedir(dd); + if (el_insertstr(el, &dp->d_name[len]) == -1) + return CC_ERROR; + else + return CC_REFRESH; + } + } + + closedir(dd); + return CC_ERROR; +} + +int +/*ARGSUSED*/ +main(argc, argv) + int argc; + char *argv[]; +{ + int num; + const char *buf; + Tokenizer *tok; + History *hist; + + (void) signal(SIGINT, sig); + (void) signal(SIGQUIT, sig); + (void) signal(SIGHUP, sig); + (void) signal(SIGTERM, sig); + + hist = history_init(); /* Init the builtin history */ + history(hist, H_EVENT, 100); /* Remember 100 events */ + + tok = tok_init(NULL); /* Initialize the tokenizer */ + + el = el_init(*argv, stdin, stdout); /* Initialize editline */ + + el_set(el, EL_EDITOR, "vi"); /* Default editor is vi */ + el_set(el, EL_SIGNAL, 1); /* Handle signals gracefully */ + el_set(el, EL_PROMPT, prompt); /* Set the prompt function */ + + /* Tell editline to use this history interface */ + el_set(el, EL_HIST, history, hist); + + /* Add a user-defined function */ + el_set(el, EL_ADDFN, "ed-complete", "Complete argument", complete); + + el_set(el, EL_BIND, "^I", "ed-complete", NULL);/* Bind tab to it */ + + /* + * Bind j, k in vi command mode to previous and next line, instead + * of previous and next history. + */ + el_set(el, EL_BIND, "-a", "k", "ed-prev-line", NULL); + el_set(el, EL_BIND, "-a", "j", "ed-next-line", NULL); + + /* + * Source the user's defaults file. + */ + el_source(el, NULL); + + while ((buf = el_gets(el, &num)) != NULL && num != 0) { + int ac; + char **av; +#ifdef DEBUG + (void) fprintf(stderr, "got %d %s", num, buf); +#endif + if (!continuation && num == 1) + continue; + if (tok_line(tok, buf, &ac, &av) > 0) { + history(hist, continuation ? H_ADD : H_ENTER, buf); + continuation = 1; + continue; + } + history(hist, continuation ? H_ADD : H_ENTER, buf); + + continuation = 0; + if (el_parse(el, ac, av) != -1) { + tok_reset(tok); + continue; + } + + switch (fork()) { + case 0: + execvp(av[0], av); + perror(av[0]); + _exit(1); + /*NOTREACHED*/ + break; + + case -1: + perror("fork"); + break; + + default: + if (wait(&num) == -1) + perror("wait"); + (void) fprintf(stderr, "Exit %x\n", num); + break; + } + tok_reset(tok); + } + + el_end(el); + tok_end(tok); + history_end(hist); + + return 0; +} |