src/tic/ticmain.c

	ticmain.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright (c) 1996, by Sun Microsystems, Inc.
 * All rights reserved.
 */

#pragma ident   "%Z%%M% %I% %E% SMI"

/*
 *  ticmain.c
 *
 *  Terminal Information Compiler
 *
 *  Copyright 1990, 1992 by Mortice Kern Systems Inc.  All rights reserved.
 *
 *  Portions of this code Copyright 1982 by Pavel Curtis.
 *
 */

#ifdef M_RCSID
#ifndef lint
static char const rcsID[] = "$Header: /rd/src/tic/rcs/ticmain.c 1.11 1995/06/22 18:40:30 ross Exp $";
#endif
#endif

#include "tic.h"
#include <ctype.h>
#include <sys/stat.h>

int curr_line;
int check_only = 0;
int debug_level = 0;
time_t start_time;
char *source_file = M_TERMINFO_DIR;
char *destination = M_TERMINFO_DIR;

char boolean[BOOLCOUNT];
short number[NUMCOUNT];
short string[STRCOUNT];

static char const usage[] = m_textstr(3103, "usage:  %s [-v[n]] [-c] <file>\n", "U _");
static char const src_err[] = m_textstr(3104, "terminfo definition file \"%s\" ", "E filename");
static char const dst_err[] = m_textstr(3105, "terminfo database \"%s\" ", "E filename");
static char const dstdir_err[] = m_textstr(3106, "terminfo database directory \"%s/%s\" ", "E pathname");

static void init(void);

int
main(int argc, char **argv)
{
    char *ap;
    setlocale(LC_ALL, "");
    _cmdname = m_cmdname(*argv);
    for (--argc, ++argv; 0 < argc && **argv == '-'; --argc, ++argv) {
        ap = &argv[0][1];
        if (*ap == '-' && ap[1] == '\0') {
            --argc;
            ++argv;
            break;
        }
        while (*ap != '\0') {
            switch (*ap++) {
            case 'c':
                check_only = 1;
                continue;
            case 'v':
                debug_level = 1;
                if (isdigit(*ap))
                    debug_level = (int) strtol(ap, &ap, 0);
                break;
            default:
                (void) fprintf(stderr, m_strmsg(usage), _cmdname);
                return (USAGE);
            }
            break;
        }
    }
    /* There must be only one source file. */
    if (argc != 1) {
        (void) fprintf(stderr, m_strmsg(usage), _cmdname);
        return (USAGE);
    }
    source_file = *argv;
    init();
    compile();
    if (warnings > 0) {
        return 1;
    }
    return (0);
}

/*f
 *  Miscellaneous initializations
 *
 *  Open source file as standard input
 *  Check for access rights to destination directories
 *  Create any directories which don't exist.
 */
static void
init(void)
{
    char *s;
    char const *p;
    char dir[2];
    struct stat statbuf;
    static char const dirnames[] = "abcdefghijklmnopqrstuvwxyz0123456789";

    curr_line = 0;
    start_time = time(NULL);
    if (freopen(source_file, "r", stdin) == NULL) {
        (void) eprintf(m_strmsg(src_err), source_file);
        exit(ERROR);
    }
    if ((s = getenv("TERMINFO")) != NULL)
        destination = s;
    if (access(destination, 7) < 0) {
        (void) eprintf(m_strmsg(dst_err), destination);
        exit(ERROR);
    }
    if (chdir(destination) < 0) {
        (void) eprintf(m_strmsg(dst_err), destination);
        exit(ERROR);
    }
    dir[1] = '\0';
    for (p = dirnames; *p != '\0'; ++p) {
        *dir = *p;
        if (stat(dir, &statbuf) < 0) {
            (void) mkdir(dir, M_DIRMODE);
        } else if (access(dir, 7) < 0) {
            (void) eprintf(m_strmsg(dstdir_err), destination, dir);
            exit(1);
        } else if ((statbuf.st_mode & S_IFMT) != S_IFDIR) {
            (void) eprintf(m_strmsg(dstdir_err), destination, dir);
            exit(1);
        }
    }
}

/*f
 *  Reset boolean[], number[], and string[].
 */
void
reset(void)
{
    int i;
    for (i = 0; i < BOOLCOUNT; ++i)
        boolean[i] = 0;
    for (i = 0; i < NUMCOUNT; ++i)
        number[i] = -1;
    for (i = 0; i < STRCOUNT; ++i)
        string[i] = -1;
}

/*f
 *  Return a linear index value.
 *
 *  Search in the following order boolnames[], numnames[], and strnames[]
 *  for the matching capability name.  Then map the array and index into
 *  a linear index.  Return -1 if capname is not valid.
 *
 *  While this linear approach is slow, TIC is seldom used once the
 *  database is created, therefore we don't bother spending extra
 *  effort to speed it up.
 */
int
find(char const *capname, void **arrayp, int *indexp)
{
    char **p;
    for (p = boolnames; *p != NULL; ++p)
        if (strcmp(*p, capname) == 0) {
            *arrayp = (void*) boolean;
            *indexp = (int)(p - boolnames);
            return (0);
        }
    for (p = numnames; *p != NULL; ++p)
        if (strcmp(*p, capname) == 0) {
            *arrayp = (void*) number;
            *indexp = (int)(p - numnames);
            return (0);
        }
    for (p = strnames; *p != NULL; ++p)
        if (strcmp(*p, capname) == 0) {
            *arrayp = (void*) string;
            *indexp = (int)(p - strnames);
            return (0);
        }
    return (-1);
}