示例#1
0
文件: crypt.c 项目: dkastner/sc
void
creadfile(char *save, int  eraseflg)
{
    register FILE *f;
    int pipefd[2];
    int fildes;
    int pid;

    if (eraseflg && strcmp(save, curfile) && modcheck(" first")) return;

    if ((fildes = open(findhome(save), O_RDONLY, 0)) < 0) {
	error ("Can't read file \"%s\"", save);
	return;
    }

    if (eraseflg) erasedb();

    if (pipe(pipefd) < 0) {
	error("Can't make pipe to child");
	return;
    }

    deraw(1);
    (void) strcpy(KeyWord, getpass("Enter key:"));
    goraw();

    if ((pid=fork()) == 0) {		/* if child		 */
	(void) close(0);		/* close stdin		 */
	(void) close(1);		/* close stdout		 */
	(void) close(pipefd[0]);	/* close pipe input	 */
	(void) dup(fildes);		/* standard in from file */
	(void) dup(pipefd[1]);		/* connect to pipe	 */
	(void) fprintf(stderr, " ");
	(void) execl(CRYPT_PATH, "crypt", KeyWord, 0);
	(void) fprintf(stderr, "execl(%s, \"crypt\", %s, 0) in creadfile() failed",
			CRYPT_PATH, KeyWord);
	exit(-127);
    } else {				/* else parent */
	(void) close(fildes);
	(void) close(pipefd[1]);	/* close pipe output */
	if ((f = fdopen(pipefd[0], "r")) == (FILE *)0) {
	    (void) kill(pid, 9);
	    error("Can't fdopen file \"%s\"", save);
	    (void)close(pipefd[0]);
	    return;
	}
    }

    loading++;
    while (fgets(line, sizeof(line), f)) {
	linelim = 0;
	if (line[0] != '#') (void) yyparse();
    }
    --loading;
    (void) fclose(f);
    (void) close(pipefd[0]);
    while (pid != wait(&fildes)) /**/;
    linelim = -1;
    if (eraseflg) {
	(void) strcpy(curfile, save);
	modflg = 0;
    }
}
示例#2
0
文件: file.c 项目: groessler/scim
int readfile(char * fname, int eraseflg) {
    register FILE * f;
    char save[PATHLEN];
    //int tempautolabel;
    //char *p;
    //char *plugin;
    int pid = 0;
    int rfd = STDOUT_FILENO;//, savefd;

    //tempautolabel = autolabel;    /* turn off auto label when */
    //autolabel = 0;            /* reading a file */

    if (*fname == '*' && mdir) { 
       (void) strcpy(save, mdir);
       (void) strcat(save, fname);
    } else {
        if (*fname == '\0')
            fname = curfile;
        (void) strcpy(save, fname);
    }

    /*if ((p = strrchr(fname, '.')) && (fname[0] != '|')) {  // exclude macros
    if ((plugin = findplugin(p+1, 'r')) != NULL) {
        if (!(plugin_exists(plugin, strlen(plugin), save + 1))) {
        error("plugin not found");
        return -1;
        }
        *save = '|';
        if ((strlen(save) + strlen(fname) + 2) > PATHLEN) {
        error("Path too long");
        return -1;
        }
        sprintf(save + strlen(save), " \"%s\"", fname);
        eraseflg = 0;
        // get filename: could be preceded by params if this is a save
        while (p > fname) {
        if (*p == ' ') {
            p++;
            break;
        }
        p--;
        }
        (void) strcpy(curfile, p);
    }
    }*/

    // what is this?
    //if (eraseflg && strcmp(fname, curfile) && modcheck(" first"))
    //    return 0;

    if (fname[0] == '-' && fname[1] == '\0') {
        f = stdin;
        *save = '\0';
    } else {
        if ((f = openfile(save, &pid, &rfd)) == NULL) {
            error("Can't read file \"%s\"", save);
            //autolabel = tempautolabel;
            return 0;
        } else if (eraseflg) {
            info("Reading file \"%s\"", save);
            //refresh();
        }
    }
    if (*fname == '|')
        *save = '\0';

    if (eraseflg) erasedb();

    loading++;
    //savefd = macrofd;
    //macrofd = rfd;
    while (! brokenpipe && fgets(line, sizeof(line), f)) {
        if (line[0] == '|' && pid != 0) {
            line[0] = ' ';
        }
        linelim = 0;
        if (line[0] != '#') (void) yyparse();
    }

    //macrofd = savefd;
    --loading;
    closefile(f, pid, rfd);
    if (f == stdin) {
        freopen("/dev/tty", "r", stdin);
    }
    linelim = -1;
    if (eraseflg) {
        (void) strcpy(curfile, save);
        modflg = 0;
        cellassign = 0;
        if (autorun && !skipautorun)
            (void) readfile(autorun, 0);
        skipautorun = 0;
        EvalAll();
    }
    //autolabel = tempautolabel;
    return 1;
}