put.c revision 261194
1/* 2 * Copyright (c) 2000-2001 Proofpoint, Inc. and its suppliers. 3 * All rights reserved. 4 * Copyright (c) 1990, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Chris Torek. 9 * 10 * By using this file, you agree to the terms and conditions set 11 * forth in the LICENSE file which can be found at the top level of 12 * the sendmail distribution. 13 */ 14 15#include <sm/gen.h> 16SM_RCSID("@(#)$Id: put.c,v 1.28 2013/11/22 20:51:43 ca Exp $") 17#include <string.h> 18#include <errno.h> 19#include <sm/io.h> 20#include <sm/assert.h> 21#include <sm/errstring.h> 22#include <sm/string.h> 23#include "local.h" 24#include "fvwrite.h" 25 26/* 27** SM_IO_PUTC -- output a character to the file 28** 29** Function version of the macro sm_io_putc (in <sm/io.h>). 30** 31** Parameters: 32** fp -- file to output to 33** timeout -- time to complete putc 34** c -- int value of character to output 35** 36** Returns: 37** Failure: returns SM_IO_EOF _and_ sets errno 38** Success: returns sm_putc() value. 39** 40*/ 41 42#undef sm_io_putc 43 44int 45sm_io_putc(fp, timeout, c) 46 SM_FILE_T *fp; 47 int timeout; 48 int c; 49{ 50 SM_REQUIRE_ISA(fp, SmFileMagic); 51 if (cantwrite(fp)) 52 { 53 errno = EBADF; 54 return SM_IO_EOF; 55 } 56 return sm_putc(fp, timeout, c); 57} 58 59 60/* 61** SM_PERROR -- print system error messages to smioerr 62** 63** Parameters: 64** s -- message to print 65** 66** Returns: 67** none 68*/ 69 70void 71sm_perror(s) 72 const char *s; 73{ 74 int save_errno = errno; 75 76 if (s != NULL && *s != '\0') 77 (void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT, "%s: ", s); 78 (void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT, "%s\n", 79 sm_errstring(save_errno)); 80} 81