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-rw-r--r--crypto/heimdal/lib/sl/sl.c396
1 files changed, 0 insertions, 396 deletions
diff --git a/crypto/heimdal/lib/sl/sl.c b/crypto/heimdal/lib/sl/sl.c
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index 8f604e8..0000000
--- a/crypto/heimdal/lib/sl/sl.c
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@@ -1,396 +0,0 @@
-/*
- * Copyright (c) 1995 - 2006 Kungliga Tekniska Högskolan
- * (Royal Institute of Technology, Stockholm, Sweden).
- * 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, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * 3. Neither the name of the Institute 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 INSTITUTE 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 INSTITUTE 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.
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-RCSID("$Id: sl.c 21160 2007-06-18 22:58:21Z lha $");
-#endif
-
-#include "sl_locl.h"
-#include <setjmp.h>
-
-static void
-mandoc_template(SL_cmd *cmds,
- const char *extra_string)
-{
- SL_cmd *c, *prev;
- char timestr[64], cmd[64];
- const char *p;
- time_t t;
-
- printf(".\\\" Things to fix:\n");
- printf(".\\\" * correct section, and operating system\n");
- printf(".\\\" * remove Op from mandatory flags\n");
- printf(".\\\" * use better macros for arguments (like .Pa for files)\n");
- printf(".\\\"\n");
- t = time(NULL);
- strftime(timestr, sizeof(timestr), "%b %d, %Y", localtime(&t));
- printf(".Dd %s\n", timestr);
- p = strrchr(getprogname(), '/');
- if(p) p++; else p = getprogname();
- strncpy(cmd, p, sizeof(cmd));
- cmd[sizeof(cmd)-1] = '\0';
- strupr(cmd);
-
- printf(".Dt %s SECTION\n", cmd);
- printf(".Os OPERATING_SYSTEM\n");
- printf(".Sh NAME\n");
- printf(".Nm %s\n", p);
- printf(".Nd\n");
- printf("in search of a description\n");
- printf(".Sh SYNOPSIS\n");
- printf(".Nm\n");
- for(c = cmds; c->name; ++c) {
-/* if (c->func == NULL)
- continue; */
- printf(".Op Fl %s", c->name);
- printf("\n");
-
- }
- if (extra_string && *extra_string)
- printf (".Ar %s\n", extra_string);
- printf(".Sh DESCRIPTION\n");
- printf("Supported options:\n");
- printf(".Bl -tag -width Ds\n");
- prev = NULL;
- for(c = cmds; c->name; ++c) {
- if (c->func) {
- if (prev)
- printf ("\n%s\n", prev->usage);
-
- printf (".It Fl %s", c->name);
- prev = c;
- } else
- printf (", %s\n", c->name);
- }
- if (prev)
- printf ("\n%s\n", prev->usage);
-
- printf(".El\n");
- printf(".\\\".Sh ENVIRONMENT\n");
- printf(".\\\".Sh FILES\n");
- printf(".\\\".Sh EXAMPLES\n");
- printf(".\\\".Sh DIAGNOSTICS\n");
- printf(".\\\".Sh SEE ALSO\n");
- printf(".\\\".Sh STANDARDS\n");
- printf(".\\\".Sh HISTORY\n");
- printf(".\\\".Sh AUTHORS\n");
- printf(".\\\".Sh BUGS\n");
-}
-
-SL_cmd *
-sl_match (SL_cmd *cmds, char *cmd, int exactp)
-{
- SL_cmd *c, *current = NULL, *partial_cmd = NULL;
- int partial_match = 0;
-
- for (c = cmds; c->name; ++c) {
- if (c->func)
- current = c;
- if (strcmp (cmd, c->name) == 0)
- return current;
- else if (strncmp (cmd, c->name, strlen(cmd)) == 0 &&
- partial_cmd != current) {
- ++partial_match;
- partial_cmd = current;
- }
- }
- if (partial_match == 1 && !exactp)
- return partial_cmd;
- else
- return NULL;
-}
-
-void
-sl_help (SL_cmd *cmds, int argc, char **argv)
-{
- SL_cmd *c, *prev_c;
-
- if (getenv("SLMANDOC")) {
- mandoc_template(cmds, NULL);
- return;
- }
-
- if (argc == 1) {
- prev_c = NULL;
- for (c = cmds; c->name; ++c) {
- if (c->func) {
- if(prev_c)
- printf ("\n\t%s%s", prev_c->usage ? prev_c->usage : "",
- prev_c->usage ? "\n" : "");
- prev_c = c;
- printf ("%s", c->name);
- } else
- printf (", %s", c->name);
- }
- if(prev_c)
- printf ("\n\t%s%s", prev_c->usage ? prev_c->usage : "",
- prev_c->usage ? "\n" : "");
- } else {
- c = sl_match (cmds, argv[1], 0);
- if (c == NULL)
- printf ("No such command: %s. "
- "Try \"help\" for a list of all commands\n",
- argv[1]);
- else {
- printf ("%s\t%s\n", c->name, c->usage);
- if(c->help && *c->help)
- printf ("%s\n", c->help);
- if((++c)->name && c->func == NULL) {
- printf ("Synonyms:");
- while (c->name && c->func == NULL)
- printf ("\t%s", (c++)->name);
- printf ("\n");
- }
- }
- }
-}
-
-#ifdef HAVE_READLINE
-
-char *readline(char *prompt);
-void add_history(char *p);
-
-#else
-
-static char *
-readline(char *prompt)
-{
- char buf[BUFSIZ];
- printf ("%s", prompt);
- fflush (stdout);
- if(fgets(buf, sizeof(buf), stdin) == NULL)
- return NULL;
- buf[strcspn(buf, "\r\n")] = '\0';
- return strdup(buf);
-}
-
-static void
-add_history(char *p)
-{
-}
-
-#endif
-
-int
-sl_command(SL_cmd *cmds, int argc, char **argv)
-{
- SL_cmd *c;
- c = sl_match (cmds, argv[0], 0);
- if (c == NULL)
- return -1;
- return (*c->func)(argc, argv);
-}
-
-struct sl_data {
- int max_count;
- char **ptr;
-};
-
-int
-sl_make_argv(char *line, int *ret_argc, char ***ret_argv)
-{
- char *p, *begining;
- int argc, nargv;
- char **argv;
- int quote = 0;
-
- nargv = 10;
- argv = malloc(nargv * sizeof(*argv));
- if(argv == NULL)
- return ENOMEM;
- argc = 0;
-
- p = line;
-
- while(isspace((unsigned char)*p))
- p++;
- begining = p;
-
- while (1) {
- if (*p == '\0') {
- ;
- } else if (*p == '"') {
- quote = !quote;
- memmove(&p[0], &p[1], strlen(&p[1]) + 1);
- continue;
- } else if (*p == '\\') {
- if (p[1] == '\0')
- goto failed;
- memmove(&p[0], &p[1], strlen(&p[1]) + 1);
- p += 2;
- continue;
- } else if (quote || !isspace((unsigned char)*p)) {
- p++;
- continue;
- } else
- *p++ = '\0';
- if (quote)
- goto failed;
- if(argc == nargv - 1) {
- char **tmp;
- nargv *= 2;
- tmp = realloc (argv, nargv * sizeof(*argv));
- if (tmp == NULL) {
- free(argv);
- return ENOMEM;
- }
- argv = tmp;
- }
- argv[argc++] = begining;
- while(isspace((unsigned char)*p))
- p++;
- if (*p == '\0')
- break;
- begining = p;
- }
- argv[argc] = NULL;
- *ret_argc = argc;
- *ret_argv = argv;
- return 0;
-failed:
- free(argv);
- return ERANGE;
-}
-
-static jmp_buf sl_jmp;
-
-static void sl_sigint(int sig)
-{
- longjmp(sl_jmp, 1);
-}
-
-static char *sl_readline(const char *prompt)
-{
- char *s;
- void (*old)(int);
- old = signal(SIGINT, sl_sigint);
- if(setjmp(sl_jmp))
- printf("\n");
- s = readline(rk_UNCONST(prompt));
- signal(SIGINT, old);
- return s;
-}
-
-/* return values:
- * 0 on success,
- * -1 on fatal error,
- * -2 if EOF, or
- * return value of command */
-int
-sl_command_loop(SL_cmd *cmds, const char *prompt, void **data)
-{
- int ret = 0;
- char *buf;
- int argc;
- char **argv;
-
- ret = 0;
- buf = sl_readline(prompt);
- if(buf == NULL)
- return -2;
-
- if(*buf)
- add_history(buf);
- ret = sl_make_argv(buf, &argc, &argv);
- if(ret) {
- fprintf(stderr, "sl_loop: out of memory\n");
- free(buf);
- return -1;
- }
- if (argc >= 1) {
- ret = sl_command(cmds, argc, argv);
- if(ret == -1) {
- printf ("Unrecognized command: %s\n", argv[0]);
- ret = 0;
- }
- }
- free(buf);
- free(argv);
- return ret;
-}
-
-int
-sl_loop(SL_cmd *cmds, const char *prompt)
-{
- void *data = NULL;
- int ret;
- while((ret = sl_command_loop(cmds, prompt, &data)) >= 0)
- ;
- return ret;
-}
-
-void
-sl_apropos (SL_cmd *cmd, const char *topic)
-{
- for (; cmd->name != NULL; ++cmd)
- if (cmd->usage != NULL && strstr(cmd->usage, topic) != NULL)
- printf ("%-20s%s\n", cmd->name, cmd->usage);
-}
-
-/*
- * Help to be used with slc.
- */
-
-void
-sl_slc_help (SL_cmd *cmds, int argc, char **argv)
-{
- if(argc == 0) {
- sl_help(cmds, 1, argv - 1 /* XXX */);
- } else {
- SL_cmd *c = sl_match (cmds, argv[0], 0);
- if(c == NULL) {
- fprintf (stderr, "No such command: %s. "
- "Try \"help\" for a list of commands\n",
- argv[0]);
- } else {
- if(c->func) {
- char *fake[] = { NULL, "--help", NULL };
- fake[0] = argv[0];
- (*c->func)(2, fake);
- fprintf(stderr, "\n");
- }
- if(c->help && *c->help)
- fprintf (stderr, "%s\n", c->help);
- if((++c)->name && c->func == NULL) {
- int f = 0;
- fprintf (stderr, "Synonyms:");
- while (c->name && c->func == NULL) {
- fprintf (stderr, "%s%s", f ? ", " : " ", (c++)->name);
- f = 1;
- }
- fprintf (stderr, "\n");
- }
- }
- }
-}
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