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annotate src/os/unix/ngx_dlopen.c @ 8095:adae1da17749 stable-1.22

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Mp4: disabled duplicate atoms. Most atoms should not appear more than once in a container. Previously, this was not enforced by the module, which could result in worker process crash, memory corruption and disclosure.
author Roman Arutyunyan <arut@nginx.com>
date Wed, 19 Oct 2022 10:53:17 +0300
parents 7142b04337d6
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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7142b04337d6 Dynamic modules: dlopen() support.
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1
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2 /*
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3 * Copyright (C) Maxim Dounin
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4 * Copyright (C) Nginx, Inc.
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5 */
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6
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8 #include <ngx_config.h>
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9 #include <ngx_core.h>
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12 #if (NGX_HAVE_DLOPEN)
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14 char *
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15 ngx_dlerror(void)
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16 {
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17 char *err;
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19 err = (char *) dlerror();
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20
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21 if (err == NULL) {
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22 return "";
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23 }
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25 return err;
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26 }
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28 #endif