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Added new function get_debug_exception_string(). Refactored a bit.

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@11702 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Ingo Weinhold 2005-03-12 21:37:01 +00:00
parent 1619a2e5b4
commit 03f92cacce
1 changed files with 57 additions and 36 deletions
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93
src/kernel/libroot/os/debug.c
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@ -13,6 +13,40 @@
#include <string.h>
static const char *const sDebugWhyStrings[] = {
"Thread not running", // B_THREAD_NOT_RUNNING
"Signal received", // B_SIGNAL_RECEIVED
"Team created", // B_TEAM_CREATED
"Thread created", // B_THREAD_CREATED
"Image created", // B_IMAGE_CREATED
"Image deleted", // B_IMAGE_DELETED
"Debugger call", // B_DEBUGGER_CALL
"Breakpoint hit", // B_BREAKPOINT_HIT
"watchpoint hit", // B_WATCHPOINT_HIT
"Before syscall", // B_PRE_SYSCALL_HIT
"After syscall", // B_POST_SYSCALL_HIT
"Single step", // B_SINGLE_STEP
};
static const int32 sDebugWhyStringCount = B_SINGLE_STEP + 1;
static const char *const sDebugExceptionTypeStrings[] = {
"Non-maskable interrupt", // B_NMI
"Machine check exception", // B_MACHINE_CHECK_EXCEPTION
"Segment violation", // B_SEGMENT_VIOLATION
"Alignment exception", // B_ALIGNMENT_EXCEPTION
"Divide error", // B_DIVIDE_ERROR
"Overflow exception", // B_OVERFLOW_EXCEPTION
"Bounds check exception", // B_BOUNDS_CHECK_EXCEPTION
"Invalid opcode exception", // B_INVALID_OPCODE_EXCEPTION
"Segment not present", // B_SEGMENT_NOT_PRESENT
"Stack fault", // B_STACK_FAULT
"General protection fault", // B_GENERAL_PROTECTION_FAULT
"Floating point exception", // B_FLOATING_POINT_EXCEPTION
};
static const int32 sDebugExceptionTypeStringCount
= B_FLOATING_POINT_EXCEPTION + 1;
void
debugger(const char *message)
{
@ -70,47 +104,34 @@ wait_for_debugger(void)
}
static const char *const sDebugWhyStrings[] = {
"Thread not running", // B_THREAD_NOT_RUNNING
"Signal received", // B_SIGNAL_RECEIVED
"Team created", // B_TEAM_CREATED
"Thread created", // B_THREAD_CREATED
"Image created", // B_IMAGE_CREATED
"Image deleted", // B_IMAGE_DELETED
"Debugger call", // B_DEBUGGER_CALL
"Breakpoint hit", // B_BREAKPOINT_HIT
"watchpoint hit", // B_WATCHPOINT_HIT
"Before syscall", // B_PRE_SYSCALL_HIT
"After syscall", // B_POST_SYSCALL_HIT
"Single step", // B_SINGLE_STEP
"Non-masked interrupt", // B_NMI
"Machine check exception", // B_MACHINE_CHECK_EXCEPTION
"Segment violation", // B_SEGMENT_VIOLATION
"Alignment exception", // B_ALIGNMENT_EXCEPTION
"Divide error", // B_DIVIDE_ERROR
"Overflow exception", // B_OVERFLOW_EXCEPTION
"Bounds check exception", // B_BOUNDS_CHECK_EXCEPTION
"Invalid opcode exception", // B_INVALID_OPCODE_EXCEPTION
"Segment not present", // B_SEGMENT_NOT_PRESENT
"Stack fault", // B_STACK_FAULT
"General protection fault", // B_GENERAL_PROTECTION_FAULT
"Floating point exception", // B_FLOATING_POINT_EXCEPTION
};
static const int32 sDebugWhyStringCount = B_FLOATING_POINT_EXCEPTION + 1;
void
get_why_stopped_string(debug_why_stopped whyStopped, char *buffer,
int32 bufferSize)
static void
get_debug_string(const char *const *strings, int32 stringCount,
const char *defaultString, int32 index, char *buffer, int32 bufferSize)
{
if (!buffer || bufferSize <= 0)
return;
if ((int32)whyStopped >= 0 && (int32)whyStopped < sDebugWhyStringCount)
strlcpy(buffer, sDebugWhyStrings[whyStopped], bufferSize);
if ((int32)index >= 0 && (int32)index < stringCount)
strlcpy(buffer, strings[index], bufferSize);
else
snprintf(buffer, bufferSize, "Unknown reason %ld", (int32)whyStopped);
snprintf(buffer, bufferSize, defaultString, index);
}
void
get_debug_why_stopped_string(debug_why_stopped whyStopped, char *buffer,
int32 bufferSize)
{
get_debug_string(sDebugWhyStrings, sDebugWhyStringCount,
"Unknown reason %ld", (int32)whyStopped, buffer, bufferSize);
}
void
get_debug_exception_string(debug_exception_type exception, char *buffer,
int32 bufferSize)
{
get_debug_string(sDebugExceptionTypeStrings, sDebugExceptionTypeStringCount,
"Unknown exception %ld", (int32)exception, buffer, bufferSize);
}