config.c

minicom2.0源代码

/*
 * config.c	Read and write the configuration file(s).
 *
 *		This file is part of the minicom communications package,
 *		Copyright 1991-1995 Miquel van Smoorenburg.
 *
 *		This program is free software; you can redistribute it and/or
 *		modify it under the terms of the GNU General Public License
 *		as published by the Free Software Foundation; either version
 *		2 of the License, or (at your option) any later version.
 *
 * // fmg 12/20/93 - Added color selection to Screen & Keyboard menu
 * // fmg 2/15/94 - Added macro filename & Macro define selection to
 *                  Screen & Keyboard menu. Added window for macro
 *                  definition.
 * // jl 04.09.97 - Added configuring the character conversion tables
 * // jl 09.09.97 - Save conversion table filename in the config file and
 *                  read the table at startup
 * // jl 22.02.98 - Setting for filename selection window
 * // acme 25.02.98 - i18n
 * // jl 05.04.98 - Handling the P_MUL option
 *    jl 06.07.98 - the P_CONVCAP option
 *    jl 10.07.98 - moved functions pfix_home and do_log to file common.c
 *    jl 29.11.98 - the P_SHOWSPD option
 *    jl 05.04.99 - logging options menu
 *    er 18-Apr-99 - the P_MULTILINE option
 *    jl 11.02.2000 - the P_STOPB option
 */
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include "rcsid.h"
RCSID("$Id: config.c,v 1.7 2000/10/28 12:51:43 walker Exp $")

#include "port.h"
#include "minicom.h"
#include "intl.h"

void doconv();   /* jl 04.09.97 */

/* Read in parameters. */
void read_parms()
{
  FILE *fp;
  int f;
  char buf[64];
  char *p;

  /* Read global parameters */
  if ((fp = fopen(parfile, "r")) == (FILE *)NULL) {
  	if (real_uid == 0) {
  		fputs(
  _("minicom: WARNING: configuration file not found, using defaults\n"),stderr);
  		sleep(2);
  		return;
  	}
  	fprintf(stderr,
	_("minicom: there is no global configuration file %s\n"), parfile);
  	fputs(_("Ask your sysadm to create one (with minicom -s).\n"), stderr);
  	exit(1);
  }
  readpars(fp, 1);
  fclose(fp);
  /* Read personal parameters */
  if ((fp = sfopen(pparfile, "r")) != (FILE *)NULL) {
	readpars(fp, 0);
	fclose(fp);
  }

  /* fmg - set colors from readin values (Jcolor Xlates name to #) */
  mfcolor = Jcolor(P_MFG); mbcolor = Jcolor(P_MBG);
  tfcolor = Jcolor(P_TFG); tbcolor = Jcolor(P_TBG);
  sfcolor = Jcolor(P_SFG); sbcolor = Jcolor(P_SBG);
 
#if _HAVE_MACROS
  /* fmg - Read personal macros */
  if (P_MACROS[0] != 0) { /* fmg - null length? */
	if ((fp = sfopen(pfix_home(P_MACROS), "r")) == NULL) {
		if (errno != ENOENT) {
                	fprintf(stderr,
                _("minicom: cannot open macro file %s\n"), pfix_home(P_MACROS));
                	sleep(1); /* fmg - give the "slow" ones time to read :-) */
		}
        } else {
                readmacs(fp, 0);
                fclose(fp);
        }
  } /* fmg - but it's perfectly OK if macros file name is NULL... */
  if (P_CONVF[0] != 0) { /* jl 09.09.97 */
    loadconv(P_CONVF);
  }
#endif

  /* This code is to use old configuration files. */
  for(f = PROTO_BASE; f < MAXPROTO; f++) {
	if (P_PNAME(f)[0] && P_PIORED(f) != 'Y' && P_PIORED(f) != 'N') {
		strncpy(buf, P_PNAME(f) - 2, sizeof(buf));
		strcpy(P_PNAME(f), buf);
		P_PIORED(f) = 'Y';
		P_PFULL(f) = 'N';
	}
  }
  p = mbasename(P_LOCK);
  if (strncmp(p, "LCK", 3) == 0) *p = 0;
}

/*
 * fmg - Convert color word to number
 */
int Jcolor(s)
char *s;
{
        char c1, c3;

        c1 = toupper(s[0]); /* fmg - it's already up but why tempt it? */
        c3 = toupper(s[2]);

        switch (c1)
        {
                case 'G'        : return (GREEN);
                case 'Y'        : return (YELLOW);
                case 'W'        : return (WHITE);
                case 'R'        : return (RED);
                case 'M'        : return (MAGENTA);
                case 'C'        : return (CYAN);
                case 'B'        : if (c3 == 'A')
                                        return (BLACK);
                                  if (c3 == 'U')
                                        return (BLUE);
                                  else
                                        break;
        }
        return (-1); /* fmg - should never get here */
}
 
/*
 * See if we have write access to a file.
 * If it is not there, see if the directory is writable.
 */
int waccess(s)
char *s;
{
  char *p;
  char buf[128];
  struct stat stt;

  /* We use stat instead of access(s, F_OK) because I couldn't get
   * that to work under BSD 4.3 ...
   */
  if (stat(s, &stt) == 0) {
	if (access(s, W_OK) == 0)
		return(XA_OK_EXIST);
	return(-1);
  }
  strncpy(buf, s, sizeof(buf)-1);
  buf[sizeof(buf)-1]=0;
  if((p = strrchr(buf, '/')) == (char *)NULL)
  	strcpy(buf, ".");
  else
  	*p = '\0';
  if (access(buf, W_OK) == 0)
	return(XA_OK_NOTEXIST);
  return(-1);
}

#if _HAVE_MACROS
/*
 * fmg - Read in a macro, but first check to see if it's
 * allowed to do so.
 *
 * TODO: have System macros and user macros (in theory it's already there
 * since user can specify their own macros file (unless root makes it
 * private... that's silly) ... anyways, you know what I mean...)
 */
static void mgets(w, x, y, s, len, maxl)
WIN *w;
int x, y;
char *s;
int len;
int maxl;
{
  struct macs *m = (struct macs *)s;

  if ((m->flags & PRIVATE) && real_uid != 0) {
        werror(_("You are not allowed to change this parameter"));
        return;
  }
  wlocate(w, x, y);
  (void) wgets(w, s, len, maxl);
  m->flags |= CHANGED;
}
#endif

/*
 * Read in a string, but first check to see if it's
 * allowed to do so.
 */
static void pgets(w, x, y, s, len, maxl)
WIN *w;
int x, y;
char *s;
int len;
int maxl;
{
  struct pars *p = (struct pars *)s;

  if ((p->flags & PRIVATE) && real_uid != 0) {
  	werror(_("You are not allowed to change this parameter"));
  	return;
  }
  wlocate(w, x, y);
  (void) wgets(w, s, len, maxl);
  p->flags |= CHANGED;
}

/*
 * Mark a variable as changed.
 */
static void markch(s)
char *s;
{
  struct pars *p = (struct pars *)s;

  p->flags |= CHANGED;
}

/*
 * Set a string to a given value, but only if we're allowed to.
 */
static void psets(s, w)
char *s, *w;
{
  struct pars *p = (struct pars *)s;

  if ((p->flags & PRIVATE) && real_uid != 0) {
  	werror(_("You are not allowed to change this parameter"));
  	return;
  }
  strcpy(s, w);
  p->flags |= CHANGED;
}

/*
 * Get a a character from the keyboard. Translate lower
 * to uppercase and '\r' to '\n'.
 */
static int rwxgetch()
{
  int c;

  c = wxgetch();
  if (islower(c)) c = toupper(c);
  if (c == '\n' || c == '\r' || c == '\033') return('\n');
  return(c);
}

#ifdef LOGFILE
static void dologopt()
{
  WIN *w;
  int c;
  char *logfnstr = _(" A - File name (empty=disable) :"),
       *logconn  = _(" B - Log connects and hangups  :"),
       *logxfer  = _(" C - Log file transfers        :"),
       *question = _("Change which setting?");

  w = wopen(5, 4, 75, 8, BDOUBLE, stdattr, mfcolor, mbcolor, 0, 0, 1);

  wtitle(w, TMID, _("Logging options"));
  wprintf(w, "%s %s\n", logfnstr, P_LOGFNAME);
  wprintf(w, "%s %s\n", logconn, _(P_LOGCONN));
  wprintf(w, "%s %s\n", logxfer, _(P_LOGXFER));
  wlocate(w, 4, 4);
  wputs(w, question);
  wredraw(w, 1);
  while(1) {
    wlocate(w, strlen(question) + 5, 5);
    c = rwxgetch();
    switch(c) {
      case '\n':
	wclose(w, 1);
	return;
      case 'A':
	pgets(w, strlen(logfnstr) + 1, 0,
	      P_LOGFNAME, PARS_VAL_LEN, PARS_VAL_LEN);
	strcpy(logfname,P_LOGFNAME);
	break;
      case 'B':
	strcpy(P_LOGCONN, yesno(P_LOGCONN[0] == 'N'));
	wlocate(w, strlen(logconn) + 1, 1);
	wprintf(w, "%s  ", _(P_LOGCONN));
	markch(P_LOGCONN);
	break;
      case 'C':
	strcpy(P_LOGXFER, yesno(P_LOGXFER[0] == 'N'));
	wlocate(w, strlen(logxfer) + 1, 2);
	wprintf(w, "%s  ", _(P_LOGXFER));
	markch(P_LOGXFER);
	break;
      default:
	break;
    }
  }
}
#endif

static void dopath()
{
  WIN *w;
  int c;
  char* download_directory = _(" A - Download directory :"),
      * upload_directory = _(" B - Upload directory   :"),
      * script_directory = _(" C - Script directory   :"),
      * script_program = _(" D - Script program     :"),
      * kermit_program = _(" E - Kermit program     :"),
      * log_settings   = _(" F - Logging options"),
      * question = _("Change which setting?");
  
  w = wopen(5, 5, 75, 12, BDOUBLE, stdattr, mfcolor, mbcolor, 0, 0, 1);
  wprintf(w, "%s %.44s\n", download_directory, P_DOWNDIR);
  wprintf(w, "%s %.44s\n", upload_directory, P_UPDIR);
  wprintf(w, "%s %.44s\n", script_directory, P_SCRIPTDIR);
  wprintf(w, "%s %.44s\n", script_program, P_SCRIPTPROG);
  wprintf(w, "%s %.44s\n", kermit_program, P_KERMIT);
#ifdef LOGFILE
  wprintf(w, "%s\n", log_settings);
#endif
  wlocate(w, 4, 8);
  wputs(w, question);

  wredraw(w, 1);

  while(1) {
      wlocate(w, strlen (question) + 5, 8);
      c = rwxgetch();
      switch(c) {
  	case '\n':
  		wclose(w, 1);
  		return;
  	case 'A':
  		pgets(w, strlen (download_directory) + 1, 0, P_DOWNDIR, 64, 64);
		init_dir('d');
  		break;
  	case 'B':
  		pgets(w, strlen (upload_directory) + 1, 1, P_UPDIR, 64, 64);
		init_dir('u');
  		break;
  	case 'C':
  		pgets(w, strlen (script_directory) + 1, 2, P_SCRIPTDIR, 64, 64);
  		break;
  	case 'D':
  		pgets(w, strlen (script_program) + 1, 3, P_SCRIPTPROG, 64, 64);
  		break;
  	case 'E':
  		pgets(w, strlen (kermit_program) + 1, 4, P_KERMIT, 64, 64);
  		break;
#ifdef LOGFILE
  	case 'F':
		dologopt();
		break;  
#endif
  	default:
  		break;
      }
  }
}

char *yesno(k)
int k;
{
  return(k ? N_("Yes") : N_("No "));
}

/*
 * Input the definition of an up/download protocol.
 */
static void inputproto(w, n)
WIN *w;
int n;
{
  int c = 0;

  mpars[PROTO_BASE + n].flags |= CHANGED;

  if (P_PNAME(n)[0] == '\0') {
  	P_PNN(n) = 'Y';
  	P_PUD(n) = 'U';
	P_PFULL(n) = 'N';
	P_PPROG(n)[0] = 0;
	P_PIORED(n) = 'Y';
  	wlocate(w, 4, n+1);
  	wputs(w, "       ");
  }
  wlocate(w, 4, n+1);
  (void ) wgets(w, P_PNAME(n), 10, 64);
  pgets(w, 15, n+1, P_PPROG(n), 31, 64);
  do {
	wlocate(w, 47, n+1);
	wprintf(w, "%c", P_PNN(n));
	c = rwxgetch();
	if (c == 'Y') P_PNN(n) = 'Y';
	if (c == 'N') P_PNN(n) = 'N';
  } while(c != '\r' && c != '\n');
  do {
	wlocate(w, 52, n+1);
	wprintf(w, "%c", P_PUD(n));
	c = rwxgetch();
	if (c == 'U') P_PUD(n) = 'U';
	if (c == 'D') P_PUD(n) = 'D';
  } while(c != '\r' && c != '\n');
  do {
	wlocate(w, 57, n+1);
	wprintf(w, "%c", P_PFULL(n));
	c = rwxgetch();
	if (c == 'Y') P_PFULL(n) = 'Y';
	if (c == 'N') P_PFULL(n) = 'N';
  } while(c != '\r' && c != '\n');
  do {
	wlocate(w, 65, n+1);
	wprintf(w, "%c", P_PIORED(n));
	c = rwxgetch();
	if (c == 'Y') P_PIORED(n) = 'Y';
	if (c == 'N') P_PIORED(n) = 'N';
  } while(c != '\r' && c != '\n');
  do {
    	wlocate(w, 73, n+1);
	wprintf(w, "%c", P_MUL(n));
	c = rwxgetch();
	if (c == 'Y') P_MUL(n) = 'Y';
	if (c == 'N') P_MUL(n) = 'N';
  } while (c != '\r' && c != '\n');
}

static void doproto()
{
  WIN *w;
  int f, c;
  char* zmodem_download = _("M  Zmodem download string activates..."),
      * use_filename_selection = _("N  Use filename selection window......"),
      * prompt_downdir =         _("O  Prompt for download directory......"),
      * question = _("Change which setting? (SPACE to delete)");

  w = wopen(1, 3, 78, 20, BDOUBLE, stdattr, mfcolor, mbcolor, 0, 0, 1);
  wputs(w, _("     Name             Program"));
  wlocate(w, 46, 0);
  wputs(w, _("Name U/D FullScr IO-Red. Multi"));
  for(f = 0; f < 12; f++) {
     wlocate(w, 1, f+1);
     if (P_PNAME(f)[0])
  	wprintf(w, "%c  %-10.10s %-31.31s %c    %c    %c       %c       %c",
		'A' + f,