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Teach usermode emulation how to lie about uname -r.

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1920 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
pbrook 2006-05-14 11:30:38 +00:00
parent 00a9bf191b
commit c59372208a
4 changed files with 15 additions and 0 deletions
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3
linux-user/main.c
View file

@ -34,6 +34,7 @@
#endif
static const char *interp_prefix = CONFIG_QEMU_PREFIX;
const char *qemu_uname_release = CONFIG_UNAME_RELEASE;
#if defined(__i386__) && !defined(CONFIG_STATIC)
/* Force usage of an ELF interpreter even if it is an ELF shared
@ -1514,6 +1515,8 @@ int main(int argc, char **argv)
}
} else if (!strcmp(r, "g")) {
gdbstub_port = atoi(argv[optind++]);
} else if (!strcmp(r, "r")) {
qemu_uname_release = argv[optind++];
} else
#ifdef USE_CODE_COPY
if (!strcmp(r, "no-code-copy")) {

1
linux-user/qemu.h
View file

@ -80,6 +80,7 @@ typedef struct TaskState {
} __attribute__((aligned(16))) TaskState;
extern TaskState *first_task_state;
extern const char *qemu_uname_release;
int elf_exec(const char * filename, char ** argv, char ** envp,
struct target_pt_regs * regs, struct image_info *infop);

3
linux-user/syscall.c
View file

@ -2861,6 +2861,9 @@ long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3,
/* Overrite the native machine name with whatever is being
emulated. */
strcpy (buf->machine, UNAME_MACHINE);
/* Allow the user to override the reported release. */
if (qemu_uname_release && *qemu_uname_release)
strcpy (buf->release, qemu_uname_release);
}
unlock_user_struct(buf, arg1, 1);
}