275 lines
6.7 KiB
C
275 lines
6.7 KiB
C
/* $NetBSD: handlers.c,v 1.3 2001/01/10 03:05:48 garbled Exp $ */
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/*
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* Copyright (c) 2000 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* Copyright (c) 2000 Tim Rightnour <garbled@netbsd.org>
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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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <err.h>
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#include <limits.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/ioctl.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/queue.h>
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#include <cdk/cdk.h>
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#include <curses.h>
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#include <form.h>
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#include "sushi.h"
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#include "functions.h"
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#include "formtree.h"
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#include "run.h"
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#include "handlers.h"
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extern func_record func_map[];
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extern CDKSCREEN *cdkscreen;
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extern nl_catd catalog;
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extern char *lang_id;
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extern struct winsize ws;
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int
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handle_script(char *path)
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{
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char *args[2];
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args[0] = strdup(path);
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args[1] = NULL;
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run_prog(1, args);
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/* don't run this thing 10 billion times if it fails */
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return(0);
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}
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int
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handle_exec(char *path)
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{
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char *args[51];
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FILE *f;
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int lcnt, i;
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char *exec, *p;
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size_t len;
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f = fopen(path, "r");
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for (lcnt = 1; (exec = fgetln(f, &len)) != NULL; ++lcnt) {
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if (len == 1) /* skip blank */
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continue;
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if (exec[len - 1] == '#') /* skip comments */
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continue;
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if (exec[len - 1] != '\n') { /* corrupted? */
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warnx("%s: line %d corrupted", path, lcnt);
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continue;
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}
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exec[len - 1] = '\0'; /* NUL terminate */
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for (; *exec != '\0' && isspace((unsigned char)*exec);
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++exec);
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if (*exec == '\0' || *exec == '#')
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continue;
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p = strsep(&exec, " ");
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for (i = 0; p != NULL; p = strsep(&exec, " "), i++)
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args[i] = strdup(p);
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}
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args[i] = NULL;
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fclose(f);
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run_prog(1, args);
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return(0);
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}
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int
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handle_func(char *path)
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{
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FILE *f;
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int lcnt, i;
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char *exec, *p, *arg;
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size_t len;
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f = fopen(path, "r");
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for (lcnt = 1; (exec = fgetln(f, &len)) != NULL; ++lcnt) {
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if (len == 1) /* skip blank */
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continue;
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if (exec[len - 1] == '#') /* skip comments */
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continue;
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if (exec[len - 1] != '\n') { /* corrupted? */
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warnx("%s: line %d corrupted", path, lcnt);
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continue;
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}
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exec[len - 1] = '\0'; /* NUL terminate */
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for (; *exec != '\0' && isspace((unsigned char)*exec);
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++exec);
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if (*exec == '\0' || *exec == '#')
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continue;
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p = strdup(strsep(&exec, ","));
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arg = strdup(strsep(&exec, ","));
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}
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fclose(f);
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for (i=0; func_map[i].funcname != NULL; i++)
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if (strcmp(func_map[i].funcname, p) == 0)
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break;
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if (func_map[i].function == NULL)
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bailout("%s: %s",catgets(catalog, 1, 5,
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"function not found") , p);
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(void) func_map[i].function(arg);
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return(0);
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}
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int
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handle_help(char *path)
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{
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char **data;
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int lnum;
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char buf[255];
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char *buttons[1];
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FILE *f;
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CDKVIEWER *viewer;
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f = fopen(path, "r");
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if (!f)
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return(0); /* hrmm */
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lnum = 0;
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while (fgets(buf, sizeof(buf), f))
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lnum++;
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rewind(f);
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data = malloc((lnum + 1) * sizeof(char *));
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if (data == NULL)
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bailout("malloc: %s", strerror(errno));
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lnum = 0;
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while(fgets(buf, sizeof(buf), f)) {
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data[lnum] = strdup(buf);
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lnum++;
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}
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fclose(f);
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data[lnum] = NULL;
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buttons[0] = catgets(catalog, 2, 11, "</5><OK><!5>");
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viewer = newCDKViewer(cdkscreen, CENTER, CENTER, ws.ws_row-4, 0,
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buttons, 1, A_NORMAL, TRUE, FALSE);
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setCDKViewer(viewer, catgets(catalog, 2, 12, "Help"), data, lnum+1,
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A_REVERSE, FALSE, TRUE, TRUE);
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activateCDKViewer(viewer, NULL);
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destroyCDKViewer(viewer);
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return(0);
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}
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int
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simple_lang_handler(char *path, char *file, int(* handler)(char *) )
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{
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struct stat sb;
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char buf[PATH_MAX+30];
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if (lang_id == NULL)
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sprintf(buf, "%s/%s", path, file);
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else
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sprintf(buf, "%s/%s.%s", path, file, lang_id);
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if (stat(buf, &sb) == 0)
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return(handler(buf));
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else {
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sprintf(buf, "%s/%s", path, file);
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if (stat(buf, &sb) == 0)
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return(handler(buf));
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}
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return(-2); /* special */
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}
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int
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handle_endpoint(char *path)
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{
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struct stat sb;
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char buf[PATH_MAX+30];
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char *args[2];
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int rc;
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if (lang_id == NULL)
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sprintf(buf, "%s/%s", path, PREFORMFILE);
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else
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sprintf(buf, "%s/%s.%s", path, PREFORMFILE, lang_id);
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if (stat(buf, &sb) == 0)
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return(handle_preform(path, buf));
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else {
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sprintf(buf, "%s/%s", path, PREFORMFILE);
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if (stat(buf, &sb) == 0)
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return(handle_preform(path, buf));
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}
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args[0] = NULL;
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if (lang_id == NULL)
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sprintf(buf, "%s/%s", path, FORMFILE);
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else
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sprintf(buf, "%s/%s.%s", path, FORMFILE, lang_id);
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if (stat(buf, &sb) == 0)
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return(handle_form(path, buf, args));
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else {
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sprintf(buf, "%s/%s", path, FORMFILE);
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if (stat(buf, &sb) == 0)
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return(handle_form(path, buf, args));
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}
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rc = simple_lang_handler(path, SCRIPTFILE, handle_script);
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if (rc != -2)
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return(rc);
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rc = simple_lang_handler(path, EXECFILE, handle_exec);
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if (rc != -2)
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return(rc);
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rc = simple_lang_handler(path, FUNCFILE, handle_func);
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if (rc != -2)
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return(rc);
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rc = simple_lang_handler(path, HELPFILE, handle_help);
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if (rc != -2)
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return(rc);
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bailout("%s: %s", catgets(catalog, 1, 6, "empty endpoint"), path);
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return(0);
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}
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void
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nohelp(void)
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{
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char *mesg[2];
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mesg[0] = catgets(catalog, 3, 10,
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"No help is available for this screen.");
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popupLabel(cdkscreen, mesg, 1);
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}
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