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added production assert mode

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This commit is contained in:
Arvid Norberg
2010-05-06 02:18:08 +00:00
parent 85824b1924
commit 08d145a6e9
4 changed files with 29 additions and 7 deletions
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24
src/assert.cpp
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@@ -97,30 +97,37 @@ std::string demangle(char const* name) { return name; }
#if (defined __linux__ || (defined __APPLE__ && MAC_OS_X_VERSION_MIN_REQUIRED >= 1050))
#include <execinfo.h>
void print_backtrace(char const* label)
void print_backtrace(FILE* out, char const* label)
{
void* stack[50];
int size = backtrace(stack, 50);
char** symbols = backtrace_symbols(stack, size);
fprintf(stderr, "%s\n", label);
fprintf(out, "%s\n", label);
for (int i = 1; i < size; ++i)
{
fprintf(stderr, "%d: %s\n", i, demangle(symbols[i]).c_str());
fprintf(out, "%d: %s\n", i, demangle(symbols[i]).c_str());
}
free(symbols);
}
#else
void print_backtrace(char const* label) {}
void print_backtrace(FILE* out, char const* label) {}
#endif
void assert_fail(char const* expr, int line, char const* file, char const* function)
{
fprintf(stderr, "assertion failed. Please file a bugreport at "
#if TORRENT_PRODUCTION_ASSERTS
FILE* out = fopen("asserts.log", "a+");
if (out == 0) out = stderr;
#else
FILE* out = stderr;
#endif
fprintf(out, "assertion failed. Please file a bugreport at "
"http://code.rasterbar.com/libtorrent/newticket\n"
"Please include the following information:\n\n"
"version: " LIBTORRENT_VERSION "\n"
@@ -130,12 +137,17 @@ void assert_fail(char const* expr, int line, char const* file, char const* funct
"function: %s\n"
"expression: %s\n", LIBTORRENT_REVISION, file, line, function, expr);
print_backtrace("stack:");
print_backtrace(out, "stack:");
// if production asserts are defined, don't abort, just print the error
#if TORRENT_PRODUCTION_ASSERTS
if (out != stderr) fclose(out);
#else
// send SIGINT to the current process
// to break into the debugger
raise(SIGINT);
abort();
#endif
}
#else