From 6c3ea4f47ea280811a7fe53a22f7832e4533c9ec Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 26 Jun 2024 18:18:36 +0200 Subject: Adding upstream version 1:4.15.2. Signed-off-by: Daniel Baumann --- libmisc/loginprompt.c | 155 -------------------------------------------------- 1 file changed, 155 deletions(-) delete mode 100644 libmisc/loginprompt.c (limited to 'libmisc/loginprompt.c') diff --git a/libmisc/loginprompt.c b/libmisc/loginprompt.c deleted file mode 100644 index 0a67f46..0000000 --- a/libmisc/loginprompt.c +++ /dev/null @@ -1,155 +0,0 @@ -/* - * SPDX-FileCopyrightText: 1989 - 1993, Julianne Frances Haugh - * SPDX-FileCopyrightText: 1996 - 2000, Marek Michałkiewicz - * SPDX-FileCopyrightText: 2003 - 2005, Tomasz Kłoczko - * SPDX-FileCopyrightText: 2008 - 2011, Nicolas François - * - * SPDX-License-Identifier: BSD-3-Clause - */ - -#include - -#ident "$Id$" - -#include -#include -#include -#include -#include "prototypes.h" -#include "defines.h" -#include "getdef.h" - -static void login_exit (unused int sig) -{ - exit (EXIT_FAILURE); -} - -/* - * login_prompt - prompt the user for their login name - * - * login_prompt() displays the standard login prompt. If ISSUE_FILE - * is set in login.defs, this file is displayed before the prompt. - */ - -void login_prompt (const char *prompt, char *name, int namesize) -{ - char buf[1024]; - -#define MAX_ENV 32 - char *envp[MAX_ENV]; - char *cp; - int i; - FILE *fp; - - sighandler_t sigquit; -#ifdef SIGTSTP - sighandler_t sigtstp; -#endif - - /* - * There is a small chance that a QUIT character will be part of - * some random noise during a prompt. Deal with this by exiting - * instead of core dumping. If SIGTSTP is defined, do the same - * thing for that signal. - */ - - sigquit = signal (SIGQUIT, login_exit); -#ifdef SIGTSTP - sigtstp = signal (SIGTSTP, login_exit); -#endif - - /* - * See if the user has configured the issue file to - * be displayed and display it before the prompt. - */ - - if (NULL != prompt) { - const char *fname = getdef_str ("ISSUE_FILE"); - if (NULL != fname) { - fp = fopen (fname, "r"); - if (NULL != fp) { - while ((i = getc (fp)) != EOF) { - (void) putc (i, stdout); - } - - (void) fclose (fp); - } - } - (void) gethostname (buf, sizeof buf); - printf (prompt, buf); - (void) fflush (stdout); - } - - /* - * Read the user's response. The trailing newline will be - * removed. - */ - - memzero (buf, sizeof buf); - if (fgets (buf, (int) sizeof buf, stdin) != buf) { - exit (EXIT_FAILURE); - } - - cp = strchr (buf, '\n'); - if (NULL == cp) { - exit (EXIT_FAILURE); - } - *cp = '\0'; /* remove \n [ must be there ] */ - - /* - * Skip leading whitespace. This makes " username" work right. - * Then copy the rest (up to the end or the first "non-graphic" - * character into the username. - */ - - for (cp = buf; *cp == ' ' || *cp == '\t'; cp++); - - for (i = 0; i < namesize - 1 && isgraph (*cp); name[i++] = *cp++); - while (isgraph (*cp)) { - cp++; - } - - if ('\0' != *cp) { - cp++; - } - - name[i] = '\0'; - - /* - * This is a disaster, at best. The user may have entered extra - * environmental variables at the prompt. There are several ways - * to do this, and I just take the easy way out. - */ - - if ('\0' != *cp) { /* process new variables */ - char *nvar; - int count = 1; - int envc; - - for (envc = 0; envc < MAX_ENV; envc++) { - nvar = strtok ((0 != envc) ? (char *) 0 : cp, " \t,"); - if (NULL == nvar) { - break; - } - if (strchr (nvar, '=') != NULL) { - envp[envc] = nvar; - } else { - size_t len = strlen (nvar) + 32; - envp[envc] = xmalloc (len); - (void) snprintf (envp[envc], len, - "L%d=%s", count++, nvar); - } - } - set_env (envc, envp); - } - - /* - * Set the SIGQUIT handler back to its original value - */ - - (void) signal (SIGQUIT, sigquit); -#ifdef SIGTSTP - (void) signal (SIGTSTP, sigtstp); -#endif -} - -- cgit v1.2.3