tidy

CMakeLists.txt

@@ -121,14 +121,3 @@ install(CODE "
         message(STATUS \"Command 'ds' not found. Skipping completion symlink.\")
     endif()
 ")
-
-# Create pre-install script to clean old templates
-install(CODE "
-    message(STATUS \"Removing old template files...\")
-    execute_process(COMMAND rm -rf /opt/dropshell/templates)
-")
-
-# Install templates with pre-install script
-install(DIRECTORY templates/
-    DESTINATION /opt/dropshell/templates
-)

build.sh

@@ -74,8 +74,8 @@ fi
 
 # Configure with CMake
 print_status "Configuring with CMake..."
-#cmake .. -DCMAKE_BUILD_TYPE=Debug
-cmake .. -DCMAKE_BUILD_TYPE=Release
+cmake .. -DCMAKE_BUILD_TYPE=Debug
+#cmake .. -DCMAKE_BUILD_TYPE=Release
 
 # Build the project
 print_status "Building project..."

src/utils/assert.hpp

@@ -4,6 +4,14 @@
 #include <iostream>
 #include <string_view>
 #include <cstdlib> // For std::exit and EXIT_FAILURE
+#include <execinfo.h>
+#include <cxxabi.h>
+#include <unistd.h>
+#include <cstdio>
+#include <memory>
+#include <sstream>
+#include <cstdint>
+#include <cstring>
 
 namespace ds {
 
@@ -16,6 +24,73 @@ struct SourceLocation {
 // Helper macro to create a SourceLocation with current context
 #define DS_CURRENT_LOCATION ds::SourceLocation{__FILE__, __LINE__, __func__}
 
+inline uintptr_t get_base_address(const char* exe_path) {
+    // Open /proc/self/maps
+    FILE* maps = fopen("/proc/self/maps", "r");
+    if (!maps) return 0;
+    char line[512];
+    uintptr_t base_addr = 0;
+    while (fgets(line, sizeof(line), maps)) {
+        // Look for a line containing the exe path and 'r-xp'
+        if (strstr(line, exe_path) && strstr(line, "r-xp")) {
+            // Parse the start address
+            char* endptr = nullptr;
+            base_addr = strtoull(line, &endptr, 16);
+            break;
+        }
+    }
+    fclose(maps);
+    return base_addr;
+}
+
+inline void print_stacktrace() {
+    constexpr int max_frames = 64;
+    void* addrlist[max_frames];
+    int addrlen = backtrace(addrlist, max_frames);
+
+    if (addrlen == 0) {
+        std::cerr << "  <empty, possibly corrupt>\n";
+        return;
+    }
+
+    // Get the program name
+    char exe_path[1024];
+    ssize_t len = readlink("/proc/self/exe", exe_path, sizeof(exe_path) - 1);
+    if (len == -1) {
+        std::cerr << "  <could not read exe path>\n";
+        return;
+    }
+    exe_path[len] = '\0';
+
+    uintptr_t base_addr = get_base_address(exe_path);
+
+    for (int i = 0; i < addrlen; i++) {
+        uintptr_t addr = (uintptr_t)addrlist[i];
+        uintptr_t offset = base_addr ? (addr - base_addr) : addr;
+        std::ostringstream cmd;
+        cmd << "addr2line -e " << exe_path << " -f -C 0x" << std::hex << offset;
+        std::unique_ptr<FILE, int(*)(FILE*)> pipe(popen(cmd.str().c_str(), "r"), pclose);
+        if (!pipe) {
+            std::cerr << "  <addr2line failed>\n";
+            continue;
+        }
+        // addr2line -f prints two lines per address: function name, then file:line
+        char func[256] = {0};
+        char fileline[256] = {0};
+        if (fgets(func, sizeof(func), pipe.get()) && fgets(fileline, sizeof(fileline), pipe.get())) {
+            // Remove trailing newlines
+            size_t len1 = strlen(func);
+            if (len1 > 0 && func[len1-1] == '\n') func[len1-1] = 0;
+            size_t len2 = strlen(fileline);
+            if (len2 > 0 && fileline[len2-1] == '\n') fileline[len2-1] = 0;
+            // Remove argument list from function name (truncate at first '(')
+            char* paren = strchr(func, '(');
+            if (paren) *paren = 0;
+            std::cerr << "  " << func << " at " << fileline << "\n";
+        }
+    }
+}
+
 [[noreturn]] inline void assert_fail(
     const char* expression,
     const SourceLocation& location,
@@ -33,6 +108,10 @@ struct SourceLocation {
     
     std::cerr << std::endl;
     
+    std::cerr << "Stack trace:" << std::endl;
+    print_stacktrace();
+    std::cerr << "----------------------------------------" << std::endl;
+    
     // Exit the program without creating a core dump
     std::exit(EXIT_FAILURE);
 }