annotate src/os/unix/ngx_errno.c @ 305:4b1a3a4acc60

nginx-0.0.3-2004-04-02-19:13:20 import
author Igor Sysoev <igor@sysoev.ru>
date Fri, 02 Apr 2004 15:13:20 +0000
parents 8e39cab6abd5
children da8c5707af39
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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1 #include <ngx_config.h>
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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2 #include <ngx_core.h>
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3
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4
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5 #if (HAVE_STRERROR_R)
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6
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7 ngx_int_t ngx_strerror_r(int err, char *errstr, size_t size)
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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8 {
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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9 size_t len;
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10
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11 if (size == 0) {
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12 return 0;
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13 }
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14
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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15 errstr[0] = '\0';
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16
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17 strerror_r(err, errstr, size);
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18
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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19 for (len = 0; len < size; len++) {
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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20 if (errstr[len] == '\0') {
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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21 break;
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22 }
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23 }
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24
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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25 return len;
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26 }
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27
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8e39cab6abd5 nginx-0.0.2-2004-02-10-19:23:38 import
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28 #elif (HAVE_GNU_STRERROR_R)
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29
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30 /* Linux strerror_r() */
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31
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32 ngx_int_t ngx_strerror_r(int err, char *errstr, size_t size)
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33 {
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34 char *str;
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35 size_t len;
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36
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37 if (size == 0) {
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38 return 0;
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39 }
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40
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41 errstr[0] = '\0';
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42
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43 str = strerror_r(err, errstr, size);
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44
8e39cab6abd5 nginx-0.0.2-2004-02-10-19:23:38 import
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45 if (str != errstr) {
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4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
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46 return ngx_cpystrn(errstr, str, size) - (u_char *) errstr;
256
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47 }
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48
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49 for (len = 0; len < size; len++) {
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50 if (errstr[len] == '\0') {
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51 break;
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52 }
8e39cab6abd5 nginx-0.0.2-2004-02-10-19:23:38 import
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53 }
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54
8e39cab6abd5 nginx-0.0.2-2004-02-10-19:23:38 import
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55 return len;
8e39cab6abd5 nginx-0.0.2-2004-02-10-19:23:38 import
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56 }
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57
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58 #endif