debug.h
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1 /*
2  * Copyright (C) 1996-2017 The Squid Software Foundation and contributors
3  *
4  * Squid software is distributed under GPLv2+ license and includes
5  * contributions from numerous individuals and organizations.
6  * Please see the COPYING and CONTRIBUTORS files for details.
7  */
8 
9 #ifndef COMPAT_DEBUG_H
10 #define COMPAT_DEBUG_H
11 
12 /*
13  * A debug method for use of external helpers and tools.
14  * It shunts the debug messages down stderr for logging by Squid
15  * or display to the user instead of corrupting the stdout data stream.
16  */
17 #if HAVE_UNISTD_H
18 #include <unistd.h>
19 #endif
20 
21 /* Debugging stuff */
22 
24 
25 /* the macro overload style is really a gcc-ism */
26 #if defined(__GNUC__) || defined(__SUNPRO_CC)
27 
28 #define debug(X...) \
29  if (debug_enabled) { \
30  fprintf(stderr, "%s(%d): pid=%ld :", __FILE__, __LINE__, static_cast<long>(getpid())); \
31  fprintf(stderr,X); \
32  } else (void)0
33 
34 #define ndebug(content) ndebug_(__FILE__, __LINE__, content)
35 #define ndebug_(file, line, content) if (debug_enabled) { \
36  std::cerr << file << '(' << line << ')' << ": pid=" << getpid() << ':' \
37  << content << std::endl; \
38  } else (void)0
39 
40 #else /* __GNUC__ || __SUNPRO_CC */
41 
42 /* non-GCC compilers can't do the above macro define yet. */
43 void debug(const char *format,...);
44 #endif
45 
46 #endif /* COMPAT_DEBUG_H */
47 
void debug(const char *format,...)
Definition: debug.cc:19
#define SQUIDCEXTERN
Definition: squid.h:26
SQUIDCEXTERN int debug_enabled
Definition: debug.h:23

 

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