1 /* u_error.c
2 *
3 * Copyright (c) 1996-2005 Mike Gleason, NcFTP Software.
4 * All rights reserved.
5 *
6 */
7
8 #include "syshdrs.h"
9 #ifdef PRAGMA_HDRSTOP
10 # pragma hdrstop
11 #endif
12
13 #if (defined(WIN32) || defined(_WINDOWS)) && !defined(__CYGWIN__)
14 #define _CRT_SECURE_NO_WARNINGS 1
15 #endif
16
17 /*VARARGS*/
18 void
FTPLogError(const FTPCIPtr cip,const int pError,const char * const fmt,...)19 FTPLogError(const FTPCIPtr cip, const int pError, const char *const fmt, ...)
20 {
21 va_list ap;
22 int errnum;
23 size_t len;
24 char buf[256];
25 int endsinperiod;
26 int endsinnewline;
27 #ifndef HAVE_STRERROR
28 char errnostr[16];
29 #endif
30 size_t buflen = 0;
31 int x;
32 time_t t;
33 struct tm lt, *ltp;
34
35 buf[0] = '\0';
36 if ((x = cip->debugTimestamping) != 0) {
37 ltp = Localtime(time(&t), <);
38 if (x == 1) {
39 buflen = strftime(buf, sizeof(buf), "%H:%M:%S ", ltp);
40 } else {
41 buflen = strftime(buf, sizeof(buf), "%Y-%m-%d %H:%M:%S ", ltp);
42 }
43 }
44
45 errnum = errno;
46 va_start(ap, fmt);
47 #ifdef HAVE_VSNPRINTF
48 vsnprintf(buf + buflen, sizeof(buf) - 1 - buflen, fmt, ap);
49 buf[sizeof(buf) - 1] = '\0';
50 #else
51 (void) vsprintf(buf + buflen, fmt, ap);
52 #endif
53 va_end(ap);
54
55 if (pError != 0) {
56 len = strlen(buf);
57 endsinperiod = 0;
58 endsinnewline = 0;
59 if (len > 2) {
60 if (buf[len - 1] == '\n') {
61 endsinnewline = 1;
62 buf[len - 1] = '\0';
63 if (buf[len - 2] == '.') {
64 endsinperiod = 1;
65 buf[len - 2] = '\0';
66 }
67 } else if (buf[len - 1] == '.') {
68 endsinperiod = 1;
69 buf[len - 1] = '\0';
70 }
71 }
72 #ifdef HAVE_STRERROR
73 (void) STRNCAT(buf, ": ");
74 (void) STRNCAT(buf, strerror(errnum));
75 #else
76 # ifdef HAVE_SNPRINTF
77 snprintf(errnostr, sizeof(errnostr) - 1, " (errno = %d)", errnum);
78 errnostr[sizeof(errnostr) - 1] = '\0';
79 # else
80 sprintf(errnostr, " (errno = %d)", errnum);
81 # endif
82 STRNCAT(buf, errnostr);
83 #endif
84 if (endsinperiod != 0)
85 (void) STRNCAT(buf, ".");
86 if (endsinnewline != 0)
87 (void) STRNCAT(buf, "\n");
88 }
89
90 if (cip->errLog != NULL) {
91 (void) fprintf(cip->errLog, "%s", buf);
92 (void) fflush(cip->errLog);
93 }
94 if ((cip->debugLog != NULL) && (cip->debugLog != cip->errLog)) {
95 if ((cip->errLog != stderr) || (cip->debugLog != stdout)) {
96 (void) fprintf(cip->debugLog, "%s", buf);
97 (void) fflush(cip->debugLog);
98 }
99 }
100 if (cip->errLogProc != NULL) {
101 (*cip->errLogProc)(cip, buf);
102 }
103 if ((cip->debugLogProc != NULL) && (cip->debugLogProc != cip->errLogProc)) {
104 (*cip->debugLogProc)(cip, buf);
105 }
106 } /* FTPLogError */
107