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NetBSD/usr.bin/menuc/mdb.c

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/* $NetBSD: mdb.c,v 1.43 2006/10/23 19:29:48 he Exp $ */
/*
* Copyright 1997 Piermont Information Systems Inc.
* All rights reserved.
*
* Written by Philip A. Nelson for Piermont Information Systems Inc.
*
* 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 develooped for the NetBSD Project by
* Piermont Information Systems Inc.
* 4. The name of Piermont Information Systems Inc. may not be used to endorse
* or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``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 PIERMONT INFORMATION SYSTEMS INC. 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.
*
*/
/* mdb.c - menu database manipulation */
#if HAVE_NBTOOL_CONFIG_H
#include "nbtool_config.h"
#endif
#include <sys/cdefs.h>
#if defined(__RCSID) && !defined(lint)
__RCSID("$NetBSD: mdb.c,v 1.43 2006/10/23 19:29:48 he Exp $");
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "mdb.h"
#include "defs.h"
#include "pathnames.h"
/* Data */
#undef MAX
#define MAX 1000
static int menu_no = 0;
static id_rec *menus[MAX];
/* Other defines */
#define OPT_SUB 1
#define OPT_ENDWIN 2
#define OPT_EXIT 4
/* get_menu returns a pointer to a newly created id_rec or an old one. */
id_rec *
get_menu (char *name)
{
id_rec *temp;
temp = find_id (root, name);
if (temp == NULL) {
if (menu_no < MAX) {
temp = (id_rec *) malloc (sizeof(id_rec));
temp->id = strdup(name);
temp->info = NULL;
temp->menu_no = menu_no;
menus[menu_no++] = temp;
insert_id (&root, temp);
} else {
(void) fprintf (stderr, "Too many menus. "
"Increase MAX.\n");
exit(1);
}
}
return temp;
}
/* Verify that all menus are defined. */
void
check_defined (void)
{
int i;
for (i=0; i<menu_no; i++)
if (!menus[i]->info)
yyerror ("Menu '%s' undefined.", menus[i]->id);
}
/* Write out the menu file. */
void
write_menu_file (char *initcode)
{
FILE *out_file;
FILE *sys_file;
int i, j;
char hname[1024];
char cname[1024];
char sname[1024];
char *sys_prefix;
char *tmpstr;
int name_is_code;
int nlen;
int ch;
optn_info *toptn;
/* Generate file names */
snprintf (hname, 1024, "%s.h", out_name);
nlen = strlen(hname);
if (hname[nlen-2] != '.' || hname[nlen-1] != 'h') {
(void) fprintf (stderr, "%s: name `%s` too long.\n",
prog_name, out_name);
exit(1);
}
snprintf (cname, 1024, "%s.c", out_name);
/* Open the menu_sys file first. */
sys_prefix = getenv ("MENUDEF");
if (sys_prefix == NULL)
sys_prefix = _PATH_DEFSYSPREFIX;
snprintf (sname, 1024, "%s/%s", sys_prefix, sys_name);
sys_file = fopen (sname, "r");
if (sys_file == NULL) {
(void) fprintf (stderr, "%s: could not open %s.\n",
prog_name, sname);
exit (1);
}
/* Output the .h file first. */
out_file = fopen (hname, "w");
if (out_file == NULL) {
(void) fprintf (stderr, "%s: could not open %s.\n",
prog_name, hname);
exit (1);
}
/* Write it */
(void) fprintf (out_file, "%s",
"/* menu system definitions. */\n"
"\n"
"#ifndef MENU_DEFS_H\n"
"#define MENU_DEFS_H\n"
"#include <stdlib.h>\n"
"#include <string.h>\n"
"#include <ctype.h>\n"
"#include <curses.h>\n\n"
);
if (do_msgxlat)
(void)fprintf(out_file, "#define MSG_XLAT(x) msg_string(x)\n");
else
(void)fprintf(out_file, "#define MSG_XLAT(x) (x)\n");
if (do_dynamic)
(void)fprintf(out_file, "#define DYNAMIC_MENUS\n");
if (do_dynamic || do_msgxlat)
(void)fprintf(out_file, "\n");
(void)fprintf(out_file,
"typedef struct menudesc menudesc;\n"
"typedef struct menu_ent menu_ent;\n"
"struct menu_ent {\n"
" const char *opt_name;\n"
" int opt_menu;\n"
" int opt_flags;\n"
" int (*opt_action)(menudesc *, void *);\n"
"};\n\n"
"#define OPT_SUB 1\n"
"#define OPT_ENDWIN 2\n"
"#define OPT_EXIT 4\n"
"#define OPT_IGNORE 8\n"
"#define OPT_NOMENU -1\n\n"
"struct menudesc {\n"
" const char *title;\n"
" int y, x;\n"
" int h, w;\n"
" int mopt;\n"
" int numopts;\n"
" int cursel;\n"
" int topline;\n"
" menu_ent *opts;\n"
" WINDOW *mw;\n"
" WINDOW *sv_mw;\n"
" const char *helpstr;\n"
" const char *exitstr;\n"
" void (*post_act)(menudesc *, void *);\n"
" void (*exit_act)(menudesc *, void *);\n"
" void (*draw_line)(menudesc *, int, void *);\n"
"};\n"
"\n"
"/* defines for mopt field. */\n"
#define STR(x) #x
#define MC_OPT(x) "#define " #x " " STR(x) "\n"
MC_OPT(MC_NOEXITOPT)
MC_OPT(MC_NOBOX)
MC_OPT(MC_SCROLL)
MC_OPT(MC_NOSHORTCUT)
MC_OPT(MC_NOCLEAR)
MC_OPT(MC_DFLTEXIT)
MC_OPT(MC_ALWAYS_SCROLL)
MC_OPT(MC_SUBMENU)
MC_OPT(MC_VALID)
#undef MC_OPT
#undef STR
);
(void) fprintf (out_file, "%s",
"\n"
"/* Prototypes */\n"
"int menu_init(void);\n"
"void process_menu(int, void *);\n"
"void __menu_initerror(void);\n"
);
if (do_dynamic)
(void) fprintf (out_file, "%s",
"int new_menu(const char *, menu_ent *, int, \n"
"\tint, int, int, int, int,\n"
"\tvoid (*)(menudesc *, void *), "
"void (*)(menudesc *, int, void *),\n"
"\tvoid (*)(menudesc *, void *), "
"const char *, const char *);\n"
"void free_menu(int);\n"
"void set_menu_numopts(int, int);\n"
);
(void) fprintf (out_file, "\n/* Menu names */\n");
for (i=0; i<menu_no; i++) {
(void) fprintf (out_file, "#define MENU_%s\t%d\n",
menus[i]->id, i);
}
if (do_dynamic)
(void) fprintf (out_file, "\n#define DYN_MENU_START\t%d",
menu_no);
(void) fprintf (out_file, "\n#define MAX_STRLEN %d\n"
"#endif\n", max_strlen);
fclose (out_file);
/* Now the C file */
out_file = fopen (cname, "w");
if (out_file == NULL) {
(void) fprintf (stderr, "%s: could not open %s.\n",
prog_name, cname);
exit (1);
}
/* initial code */
fprintf (out_file, "#include \"%s\"\n\n", hname);
fprintf (out_file, "%s\n\n", initcode);
/* data definitions */
/* func defs */
for (i=0; i<menu_no; i++) {
if (strlen(menus[i]->info->postact.code)) {
(void) fprintf (out_file,
"/*ARGSUSED*/\n"
"static void menu_%d_postact(menudesc *menu, void *arg)\n{\n", i);
if (menus[i]->info->postact.endwin)
(void) fprintf (out_file, "\tendwin();\n");
(void) fprintf (out_file,
"\t%s\n}\n\n",
menus[i]->info->postact.code);
}
if (strlen(menus[i]->info->exitact.code)) {
(void) fprintf (out_file,
"/*ARGSUSED*/\n"
"static void menu_%d_exitact(menudesc *menu, void *arg)\n{\n", i);
if (menus[i]->info->exitact.endwin)
(void) fprintf (out_file, "\tendwin();\n");
(void) fprintf (out_file, "\t%s\n}\n\n",
menus[i]->info->exitact.code);
}
j = 0;
toptn = menus[i]->info->optns;
for (;toptn != NULL; j++, toptn = toptn->next) {
if (strlen(toptn->optact.code) == 0)
continue;
(void) fprintf (out_file,
"/*ARGSUSED*/\n"
"static int opt_act_%d_%d(menudesc *m, void *arg)\n"
"{\n\t%s\n\treturn %s;\n}\n\n",
i, j, toptn->optact.code,
(toptn->doexit ? "1" : "0"));
}
}
/* optentX */
for (i=0; i<menu_no; i++) {
if (menus[i]->info->numopt > 53) {
(void) fprintf (stderr, "Menu %s has "
"too many options.\n",
menus[i]->info->title);
exit (1);
}
(void) fprintf (out_file,
"static menu_ent optent%d[] = {\n", i);
name_is_code = 0;
for (j = 0, toptn = menus[i]->info->optns; toptn;
toptn = toptn->next, j++) {
name_is_code += toptn->name_is_code;
(void) fprintf (out_file, "\t{%s,%d,%d,",
toptn->name_is_code ? "0" : toptn->name,
toptn->menu,
(toptn->issub ? OPT_SUB : 0)
+(toptn->doexit ? OPT_EXIT : 0)
+(toptn->optact.endwin ? OPT_ENDWIN : 0));
if (strlen(toptn->optact.code))
(void) fprintf (out_file, "opt_act_%d_%d}",
i, j);
else
(void) fprintf (out_file, "NULL}");
(void) fprintf (out_file, "%s\n",
(toptn->next ? "," : ""));
}
(void) fprintf (out_file, "\t};\n\n");
if (name_is_code) {
menus[i]->info->name_is_code = 1;
fprintf(out_file, "static void menu_%d_legend("
"menudesc *menu, int opt, void *arg)\n{\n"
"\tswitch (opt) {\n", i);
for (j = 0, toptn = menus[i]->info->optns; toptn;
toptn = toptn->next, j++) {
if (!toptn->name_is_code)
continue;
fprintf(out_file, "\tcase %d:\n\t\t{%s};\n"
"\t\tbreak;\n", j, toptn->name);
}
fprintf(out_file, "\t}\n}\n\n");
}
}
/* menus */
(void) fprintf (out_file, "static struct menudesc menu_def[] = {\n");
for (i=0; i<menu_no; i++) {
(void) fprintf (out_file,
"\t{%s,%d,%d,%d,%d,%d,%d,0,0,optent%d,NULL,NULL,",
menus[i]->info->title, menus[i]->info->y,
menus[i]->info->x, menus[i]->info->h,
menus[i]->info->w, menus[i]->info->mopt,
menus[i]->info->numopt, i);
if (menus[i]->info->helpstr == NULL)
(void) fprintf (out_file, "NULL");
else {
tmpstr = menus[i]->info->helpstr;
if (*tmpstr != '"')
(void)fprintf(out_file, "%s", tmpstr);
else {
/* Skip an initial newline. */
if (tmpstr[1] == '\n')
*++tmpstr = '"';
(void) fprintf (out_file, "\n");
while (*tmpstr) {
if (*tmpstr != '\n') {
fputc (*tmpstr++, out_file);
continue;
}
(void) fprintf (out_file, "\\n\"\n\"");
tmpstr++;
}
}
}
(void) fprintf (out_file, ",");
if (menus[i]->info->mopt & MC_NOEXITOPT)
(void) fprintf (out_file, "NULL");
else if (menus[i]->info->exitstr != NULL)
(void) fprintf (out_file, "%s",
menus[i]->info->exitstr);
else
(void) fprintf (out_file, "\"Exit\"");
if (strlen(menus[i]->info->postact.code))
(void) fprintf (out_file, ",menu_%d_postact", i);
else
(void) fprintf (out_file, ",NULL");
if (strlen(menus[i]->info->exitact.code))
(void) fprintf (out_file, ",menu_%d_exitact", i);
else
(void) fprintf (out_file, ",NULL");
if (menus[i]->info->name_is_code)
(void) fprintf (out_file, ",menu_%d_legend", i);
else
(void) fprintf (out_file, ",NULL");
(void) fprintf (out_file, "},\n");
}
(void) fprintf (out_file, "{NULL, 0, 0, 0, 0, 0, 0, 0, 0, "
"NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL}};\n\n");
/* __menu_initerror: initscr failed. */
(void) fprintf (out_file,
"/* __menu_initerror: initscr failed. */\n"
"void __menu_initerror (void) {\n");
if (error_act.code == NULL) {
(void) fprintf (out_file,
"\t(void) fprintf (stderr, "
"\"%%s: Could not initialize curses\\n\", "
"getprogname());\n"
"\texit(1);\n"
"}\n");
} else {
if (error_act.endwin)
(void) fprintf (out_file, "\tendwin();\n");
(void) fprintf (out_file, "%s\n}\n", error_act.code);
}
/* Copy menu_sys.def file. */
while ((ch = fgetc(sys_file)) != '\014') /* Control-L */
fputc(ch, out_file);
if (do_dynamic) {
while ((ch = fgetc(sys_file)) != '\n')
/* skip it */;
while ((ch = fgetc(sys_file)) != EOF)
fputc(ch, out_file);
}
fclose (out_file);
fclose (sys_file);
}
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