/*- * Copyright (c) 1992, 1993 * The Regents of the University of California. All rights reserved. * * This code is derived from software contributed to Berkeley by * Rodney Ruddock of the University of Guelph. * * 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 developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 THE REGENTS OR CONTRIBUTORS 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. */ #ifndef lint static char sccsid[] = "@(#)f.c 8.1 (Berkeley) 5/31/93"; #endif /* not lint */ #include <sys/types.h> #include <limits.h> #include <regex.h> #include <setjmp.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #ifdef DBI #include <db.h> #endif #include "ed.h" #include "extern.h" /* * Prints out or sets the remembered filename. */ void f(inputt, errnum) FILE *inputt; int *errnum; { char *l_temp; l_temp = filename(inputt, errnum); if (*errnum == 1) { sigspecial++; /* user wants the name from a sh command */ if (l_temp && l_temp[FILENAME_LEN+1]) { FILE *namestream, *popen(); int l_len; if (l_temp[0] == '\0') { strcpy(help_msg, "no command given"); *errnum = -1; return; } if (((namestream = popen(l_temp, "r")) == NULL) || ((fgets(l_temp, FILENAME_LEN - 1, namestream)) == NULL)) { strcpy(help_msg, "error executing command"); *errnum = -1; if (namestream != NULL) pclose(namestream); ungetc('\n', inputt); return; } l_len = strlen(l_temp) - 1; if (l_temp[l_len] == '\n') l_temp[l_len] = '\0'; pclose(namestream); } free(filename_current); filename_current = l_temp; sigspecial--; if (sigint_flag && (!sigspecial)) SIGINT_ACTION; } else if (*errnum == -2) while (((ss = getc(inputt)) != '\n') || (ss == EOF)); else if (*errnum < 0) return; if (filename_current) fwrite(filename_current, sizeof(char), strlen(filename_current), stdout); putchar('\n'); *errnum = 1; }