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-rw-r--r--contrib/com_err/getarg.c379
1 files changed, 0 insertions, 379 deletions
diff --git a/contrib/com_err/getarg.c b/contrib/com_err/getarg.c
deleted file mode 100644
index 80f76ab4a5ec..000000000000
--- a/contrib/com_err/getarg.c
+++ /dev/null
@@ -1,379 +0,0 @@
-/*
- * Copyright (c) 1997, 1998 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. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by Kungliga Tekniska
- * Högskolan and its contributors.
- *
- * 4. 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.
- *
- * $FreeBSD$
- */
-
-#if 0
-RCSID("$Id: getarg.c,v 1.25 1998/11/22 09:45:05 assar Exp $");
-#endif
-
-#include <sys/ttycom.h>
-#include <time.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include "getarg.h"
-
-#define ISFLAG(X) ((X).type == arg_flag || (X).type == arg_negative_flag)
-
-static size_t
-print_arg (char *string, size_t len, int mdoc, int longp, struct getargs *arg)
-{
- const char *s;
-
- *string = '\0';
-
- if (ISFLAG(*arg))
- return 0;
-
- if(mdoc){
- if(longp)
- strncat(string, "= Ns", len);
- strncat(string, " Ar ", len);
- }else
- if (longp)
- strncat (string, "=", len);
- else
- strncat (string, " ", len);
-
- if (arg->arg_help)
- s = arg->arg_help;
- else if (arg->type == arg_integer)
- s = "number";
- else if (arg->type == arg_string)
- s = "string";
- else
- s = "<undefined>";
-
- strncat(string, s, len);
- return 1 + strlen(s);
-}
-
-static int
-check_column(FILE *f, int col, int len, int columns)
-{
- if(col + len > columns) {
- fprintf(f, "\n");
- col = fprintf(f, " ");
- }
- return col;
-}
-
-void
-arg_printusage (struct getargs *args,
- size_t num_args,
- const char *progname,
- const char *extra_string)
-{
- int i;
- size_t max_len = 0;
- char buf[128];
- int col = 0, columns;
- struct winsize ws;
-
- columns = 80;
- col = 0;
- col += fprintf (stderr, "Usage: %s", progname);
- for (i = 0; i < num_args; ++i) {
- size_t len = 0;
-
- if (args[i].long_name) {
- buf[0] = '\0';
- strncat(buf, "[--", sizeof(buf));
- len += 2;
- if(args[i].type == arg_negative_flag) {
- strncat(buf, "no-", sizeof(buf));
- len += 3;
- }
- strncat(buf, args[i].long_name, sizeof(buf));
- len += strlen(args[i].long_name);
- len += print_arg(buf + strlen(buf), sizeof(buf) - strlen(buf),
- 0, 1, &args[i]);
- strncat(buf, "]", sizeof(buf));
- if(args[i].type == arg_strings)
- strncat(buf, "...", sizeof(buf));
- col = check_column(stderr, col, strlen(buf) + 1, columns);
- col += fprintf(stderr, " %s", buf);
- }
- if (args[i].short_name) {
- snprintf(buf, sizeof(buf), "[-%c", args[i].short_name);
- len += 2;
- len += print_arg(buf + strlen(buf), sizeof(buf) - strlen(buf),
- 0, 0, &args[i]);
- strncat(buf, "]", sizeof(buf));
- if(args[i].type == arg_strings)
- strncat(buf, "...", sizeof(buf));
- col = check_column(stderr, col, strlen(buf) + 1, columns);
- col += fprintf(stderr, " %s", buf);
- }
- if (args[i].long_name && args[i].short_name)
- len += 2; /* ", " */
- max_len = max(max_len, len);
- }
- if (extra_string) {
- col = check_column(stderr, col, strlen(extra_string) + 1, columns);
- fprintf (stderr, " %s\n", extra_string);
- } else
- fprintf (stderr, "\n");
- for (i = 0; i < num_args; ++i) {
- if (args[i].help) {
- size_t count = 0;
-
- if (args[i].short_name) {
- count += fprintf (stderr, "-%c", args[i].short_name);
- print_arg (buf, sizeof(buf), 0, 0, &args[i]);
- count += fprintf(stderr, "%s", buf);
- }
- if (args[i].short_name && args[i].long_name)
- count += fprintf (stderr, ", ");
- if (args[i].long_name) {
- count += fprintf (stderr, "--");
- if (args[i].type == arg_negative_flag)
- count += fprintf (stderr, "no-");
- count += fprintf (stderr, "%s", args[i].long_name);
- print_arg (buf, sizeof(buf), 0, 1, &args[i]);
- count += fprintf(stderr, "%s", buf);
- }
- while(count++ <= max_len)
- putc (' ', stderr);
- fprintf (stderr, "%s\n", args[i].help);
- }
- }
-}
-
-static void
-add_string(getarg_strings *s, char *value)
-{
- s->strings = realloc(s->strings, (s->num_strings + 1) * sizeof(*s->strings));
- s->strings[s->num_strings] = value;
- s->num_strings++;
-}
-
-static int
-arg_match_long(struct getargs *args, size_t num_args,
- char *argv)
-{
- int i;
- char *optarg = NULL;
- int negate = 0;
- int partial_match = 0;
- struct getargs *partial = NULL;
- struct getargs *current = NULL;
- int argv_len;
- char *p;
-
- argv_len = strlen(argv);
- p = strchr (argv, '=');
- if (p != NULL)
- argv_len = p - argv;
-
- for (i = 0; i < num_args; ++i) {
- if(args[i].long_name) {
- int len = strlen(args[i].long_name);
- char *p = argv;
- int p_len = argv_len;
- negate = 0;
-
- for (;;) {
- if (strncmp (args[i].long_name, p, p_len) == 0) {
- if(p_len == len)
- current = &args[i];
- else {
- ++partial_match;
- partial = &args[i];
- }
- optarg = p + p_len;
- } else if (ISFLAG(args[i]) && strncmp (p, "no-", 3) == 0) {
- negate = !negate;
- p += 3;
- p_len -= 3;
- continue;
- }
- break;
- }
- if (current)
- break;
- }
- }
- if (current == NULL) {
- if (partial_match == 1)
- current = partial;
- else
- return ARG_ERR_NO_MATCH;
- }
-
- if(*optarg == '\0' && !ISFLAG(*current))
- return ARG_ERR_NO_MATCH;
- switch(current->type){
- case arg_integer:
- {
- int tmp;
- if(sscanf(optarg + 1, "%d", &tmp) != 1)
- return ARG_ERR_BAD_ARG;
- *(int*)current->value = tmp;
- return 0;
- }
- case arg_string:
- {
- *(char**)current->value = optarg + 1;
- return 0;
- }
- case arg_strings:
- {
- add_string((getarg_strings*)current->value, optarg + 1);
- return 0;
- }
- case arg_flag:
- case arg_negative_flag:
- {
- int *flag = current->value;
- if(*optarg == '\0' ||
- strcmp(optarg + 1, "yes") == 0 ||
- strcmp(optarg + 1, "true") == 0){
- *flag = !negate;
- return 0;
- } else if (*optarg && strcmp(optarg + 1, "maybe") == 0) {
- *flag = rand() & 1;
- } else {
- *flag = negate;
- return 0;
- }
- return ARG_ERR_BAD_ARG;
- }
- default:
- abort ();
- }
-}
-
-int
-getarg(struct getargs *args, size_t num_args,
- int argc, char **argv, int *optind)
-{
- int i, j, k;
- int ret = 0;
-
- srand (time(NULL));
- (*optind)++;
- for(i = *optind; i < argc; i++) {
- if(argv[i][0] != '-')
- break;
- if(argv[i][1] == '-'){
- if(argv[i][2] == 0){
- i++;
- break;
- }
- ret = arg_match_long (args, num_args, argv[i] + 2);
- if(ret)
- return ret;
- }else{
- for(j = 1; argv[i][j]; j++) {
- for(k = 0; k < num_args; k++) {
- char *optarg;
- if(args[k].short_name == 0)
- continue;
- if(argv[i][j] == args[k].short_name){
- if(args[k].type == arg_flag){
- *(int*)args[k].value = 1;
- break;
- }
- if(args[k].type == arg_negative_flag){
- *(int*)args[k].value = 0;
- break;
- }
- if(argv[i][j + 1])
- optarg = &argv[i][j + 1];
- else{
- i++;
- optarg = argv[i];
- }
- if(optarg == NULL)
- return ARG_ERR_NO_ARG;
- if(args[k].type == arg_integer){
- int tmp;
- if(sscanf(optarg, "%d", &tmp) != 1)
- return ARG_ERR_BAD_ARG;
- *(int*)args[k].value = tmp;
- goto out;
- }else if(args[k].type == arg_string){
- *(char**)args[k].value = optarg;
- goto out;
- }else if(args[k].type == arg_strings){
- add_string((getarg_strings*)args[k].value, optarg);
- goto out;
- }
- return ARG_ERR_BAD_ARG;
- }
-
- }
- if (k == num_args)
- return ARG_ERR_NO_MATCH;
- }
- out:;
- }
- }
- *optind = i;
- return 0;
-}
-
-#if TEST
-int foo_flag = 2;
-int flag1 = 0;
-int flag2 = 0;
-int bar_int;
-char *baz_string;
-
-struct getargs args[] = {
- { NULL, '1', arg_flag, &flag1, "one", NULL },
- { NULL, '2', arg_flag, &flag2, "two", NULL },
- { "foo", 'f', arg_negative_flag, &foo_flag, "foo", NULL },
- { "bar", 'b', arg_integer, &bar_int, "bar", "seconds"},
- { "baz", 'x', arg_string, &baz_string, "baz", "name" },
-};
-
-int main(int argc, char **argv)
-{
- int optind = 0;
- while(getarg(args, 5, argc, argv, &optind))
- printf("Bad arg: %s\n", argv[optind]);
- printf("flag1 = %d\n", flag1);
- printf("flag2 = %d\n", flag2);
- printf("foo_flag = %d\n", foo_flag);
- printf("bar_int = %d\n", bar_int);
- printf("baz_flag = %s\n", baz_string);
- arg_printusage (args, 5, argv[0], "nothing here");
-}
-#endif
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