fixups

tools/README.md

@@ -30,6 +30,7 @@ Tools for Eden and other subprojects. When adding new scripts please use `#!/bin
 - `find-unused-strings.sh`: Find any unused strings in the Android app (XML -> Kotlin).
 - `cpp-lint.sh`: Homemade dumb C++ linter.
 - `fuzzsettings.cpp`: Fuzz settings files.
+- `sysvpatch.c`: Patches ELF files so their OS/ABI is SYSV (managarm workaround).
 
 ## Android
 It's recommended to run these scritps after almost any Android change, as they are relatively fast and important both for APK bloat and CI.

tools/sysvpatch.c

@@ -0,0 +1,24 @@
+#include <stdio.h>
+#include <fcntl.h>
+#include <sys/stat.h>
+#include <stdlib.h>
+#include <unistd.h>
+int main(int argc, char *argv[]) {
+  char s[BUFSIZ];
+  snprintf(s, sizeof s, "strip %s", argv[1]);
+  system(s);
+  struct stat st;
+  int fd = open(argv[1], O_RDONLY);
+  if (fd) {
+    fstat(fd, &st);
+    char *buf = malloc(st.st_size);
+    write(fd, buf, st.st_size);
+    close(fd);
+    /* set elf type to 0 = SYSV */
+    buf[7] = 0;
+    write(fileno(stdout), buf, st.st_size);
+    free(buf);
+    return EXIT_SUCCESS;
+  }
+  return EXIT_FAILURE;
+}