GMS Linux: start?

2025-12-30 01:20:20 +00:00
commit ac241a9148
48 changed files with 2028 additions and 0 deletions
@@ -0,0 +1,15 @@
+TARGET = debug
+SRCS = debug.c
+CC = gcc
+CFLAGS = -static -Wall
+
+OUT_BIN ?= $(TARGET)
+
+all: $(OUT_BIN)
+
+$(OUT_BIN): $(SRCS)
+	@echo "   [CC] Compiling to $(OUT_BIN)..."
+	$(CC) $(CFLAGS) -o $@ $^
+
+clean:
+	rm -f $(TARGET)
@@ -0,0 +1,59 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/wait.h>
+#include <sys/time.h>
+
+int main(int argc, char *argv[]) {
+    if (argc < 2) {
+        printf("Usage: debug <command> [args...]\n");
+        return 1;
+    }
+
+    struct timeval start, end;
+    
+    gettimeofday(&start, NULL);
+
+    pid_t pid = fork();
+
+    if (pid < 0) {
+        perror("debug: fork failed");
+        return 1;
+    }
+
+    if (pid == 0) {
+        execvp(argv[1], &argv[1]);
+        
+        perror("debug: exec failed");
+        exit(127);
+    } 
+    else {
+        int status;
+        
+        waitpid(pid, &status, 0);
+
+        gettimeofday(&end, NULL);
+
+        long seconds = end.tv_sec - start.tv_sec;
+        long micros = end.tv_usec - start.tv_usec;
+        if (micros < 0) {
+            seconds -= 1;
+            micros += 1000000;
+        }
+        double elapsed = seconds + micros / 1000000.0;
+
+        printf("\n\033[1;33m[Debug Report]\033[0m\n");
+        printf("Target       : %s\n", argv[1]);
+        printf("PID          : %d\n", pid);
+        printf("Time Elapsed : %.6f sec\n", elapsed);
+
+        if (WIFEXITED(status)) {
+            printf("Exit Code    : %d\n", WEXITSTATUS(status));
+        } else if (WIFSIGNALED(status)) {
+            printf("Terminated by Signal : %d\n", WTERMSIG(status));
+        }
+        printf("------------------------------\n");
+    }
+
+    return 0;
+}