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Side by Side Diff: src/platform-posix.h

Issue 19153004: Android lacks support for cxxabi.h. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 5 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 27
28 #ifndef V8_PLATFORM_POSIX_H_ 28 #ifndef V8_PLATFORM_POSIX_H_
29 #define V8_PLATFORM_POSIX_H_ 29 #define V8_PLATFORM_POSIX_H_
30 30
31 #if !defined(ANDROID)
31 #include <cxxabi.h> 32 #include <cxxabi.h>
33 #endif
32 #include <stdio.h> 34 #include <stdio.h>
33 35
34 #include "platform.h" 36 #include "platform.h"
35 37
36 namespace v8 { 38 namespace v8 {
37 namespace internal { 39 namespace internal {
38 40
39 // Used by platform implementation files during OS::PostSetUp(). 41 // Used by platform implementation files during OS::PostSetUp().
40 void POSIXPostSetUp(); 42 void POSIXPostSetUp();
41 43
42 // Used by platform implementation files during OS::DumpBacktrace() 44 // Used by platform implementation files during OS::DumpBacktrace()
43 // and OS::StackWalk(). 45 // and OS::StackWalk().
44 template<int (*backtrace)(void**, int), 46 template<int (*backtrace)(void**, int),
45 char** (*backtrace_symbols)(void* const*, int)> 47 char** (*backtrace_symbols)(void* const*, int)>
46 struct POSIXBacktraceHelper { 48 struct POSIXBacktraceHelper {
47 static void DumpBacktrace() { 49 static void DumpBacktrace() {
48 void* trace[100]; 50 void* trace[100];
49 int size = backtrace(trace, ARRAY_SIZE(trace)); 51 int size = backtrace(trace, ARRAY_SIZE(trace));
50 char** symbols = backtrace_symbols(trace, size); 52 char** symbols = backtrace_symbols(trace, size);
51 fprintf(stderr, "\n==== C stack trace ===============================\n\n"); 53 fprintf(stderr, "\n==== C stack trace ===============================\n\n");
52 if (size == 0) { 54 if (size == 0) {
53 fprintf(stderr, "(empty)\n"); 55 fprintf(stderr, "(empty)\n");
54 } else if (symbols == NULL) { 56 } else if (symbols == NULL) {
55 fprintf(stderr, "(no symbols)\n"); 57 fprintf(stderr, "(no symbols)\n");
56 } else { 58 } else {
57 for (int i = 1; i < size; ++i) { 59 for (int i = 1; i < size; ++i) {
58 fprintf(stderr, "%2d: ", i); 60 fprintf(stderr, "%2d: ", i);
59 char mangled[201]; 61 char mangled[201];
60 if (sscanf(symbols[i], "%*[^(]%*[(]%200[^)+]", mangled) == 1) {// NOLINT 62 if (sscanf(symbols[i], "%*[^(]%*[(]%200[^)+]", mangled) == 1) {// NOLINT
63 char* demangled = NULL;
64 #if !defined(ANDROID)
61 int status; 65 int status;
62 size_t length; 66 size_t length;
63 char* demangled = abi::__cxa_demangle( 67 demangled = abi::__cxa_demangle(mangled, NULL, &length, &status);
64 mangled, NULL, &length, &status); 68 #endif
65 fprintf(stderr, "%s\n", demangled != NULL ? demangled : mangled); 69 fprintf(stderr, "%s\n", demangled != NULL ? demangled : mangled);
66 free(demangled); 70 free(demangled);
67 } else { 71 } else {
68 fprintf(stderr, "??\n"); 72 fprintf(stderr, "??\n");
69 } 73 }
70 } 74 }
71 } 75 }
72 fflush(stderr); 76 fflush(stderr);
73 free(symbols); 77 free(symbols);
74 } 78 }
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96 100
97 free(symbols); 101 free(symbols);
98 102
99 return frames_count; 103 return frames_count;
100 } 104 }
101 }; 105 };
102 106
103 } } // namespace v8::internal 107 } } // namespace v8::internal
104 108
105 #endif // V8_PLATFORM_POSIX_H_ 109 #endif // V8_PLATFORM_POSIX_H_
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