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Some cleanup for CppcheckSignalHandler, also some cosmetics for the output

This commit is contained in:
Alexander Mai 2014-05-11 13:25:36 +02:00
parent 6fe2f8b01b
commit 08c209d4d9
1 changed files with 28 additions and 33 deletions
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59
cli/cppcheckexecutor.cpp
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@ -211,6 +211,19 @@ size_t GetArrayLength(const T(&)[size])
return size;
}
/*
* Simple mapping
*/
static const char *signal_name(int signo)
{
for (size_t s=0; s<GetArrayLength(listofsignals); ++s) {
if (listofsignals[s].signalnumber==signo)
return listofsignals[s].signalname;
}
return "";
}
// 32 vs. 64bit
#define ADDRESSDISPLAYLENGTH ((sizeof(long)==8)?12:8)
@ -229,7 +242,6 @@ static void print_stacktrace(FILE* f, bool demangling)
const int offset=3; // the first two entries are simply within our own exception handling code, third is within libc
for (int i = offset; i < depth; ++i) {
const char * const symbol = symbolstrings[i];
//fprintf(f, "\"%s\"\n", symbol);
char * realname = nullptr;
const char * const firstBracketName = strchr(symbol, '(');
const char * const firstBracketAddress = strchr(symbol, '[');
@ -271,55 +283,38 @@ static void print_stacktrace(FILE* f, bool demangling)
#endif
}
/*
* Simple mapping
*/
static const char *signal_name(int signo)
{
for (size_t s=0; s<GetArrayLength(listofsignals); ++s) {
if (listofsignals[s].signalnumber==signo)
return listofsignals[s].signalname;
}
return "";
}
/*
* Entry pointer for signal handlers
*/
static void CppcheckSignalHandler(int signo, siginfo_t * info, void * /*context*/)
{
const char * const signame=signal_name(signo);
const char * const signame = signal_name(signo);
const char * const sigtext = strsignal(signo);
bool bPrintCallstack=true;
FILE* f=stderr;
fputs("Internal error: cppcheck received signal ", f);
fputs(signame, f);
fputs(", ", f);
fputs(sigtext, f);
switch (signo) {
case SIGILL:
fprintf(f, "Internal error (caught signal %d=%s at 0x%p)\n",
signo, signame, info->si_addr);
fprintf(f, " (at 0x%p).\n",
info->si_addr);
break;
case SIGFPE:
fprintf(f, "Internal error (caught signal %d=%s at 0x%p)\n",
signo, signame, info->si_addr);
fprintf(f, " (at 0x%p).\n",
info->si_addr);
break;
case SIGSEGV:
fprintf(f, "Internal error (caught signal %d=%s at 0x%p)\n",
signo, signame, info->si_addr);
fprintf(f, " (at 0x%p).\n",
info->si_addr);
break;
/*
case SIGBUS:
fprintf(f, "Internal error (caught signal %d=%s at 0x%p)\n",
signo, signame, info->si_addr);
break;
case SIGTRAP:
fprintf(f, "Internal error (caught signal %d=%s at 0x%p)\n",
signo, signame, info->si_addr);
break;
*/
case SIGINT:
bPrintCallstack=false;
fprintf(f, ".\n");
break;
default:
fprintf(f, "Internal error (caught signal %d)\n",
signo);
fputs(".\n", f);
break;
}
if (bPrintCallstack) {