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authorRich Felker <dalias@aerifal.cx>2011-02-12 00:22:29 -0500
committerRich Felker <dalias@aerifal.cx>2011-02-12 00:22:29 -0500
commit0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 (patch)
tree6eaef0d8a720fa3da580de87b647fff796fe80b3 /src/thread/clone.c
downloadmusl-0b44a0315b47dd8eced9f3b7f31580cf14bbfc01.tar.gz
initial check-in, version 0.5.0v0.5.0
Diffstat (limited to 'src/thread/clone.c')
-rw-r--r--src/thread/clone.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/src/thread/clone.c b/src/thread/clone.c
new file mode 100644
index 00000000..971bfeed
--- /dev/null
+++ b/src/thread/clone.c
@@ -0,0 +1,26 @@
+#if 0
+
+int clone(int (*start)(void *), void *stack, int flags, void *arg,
+ pid_t *ptid, struct user_desc *tls, pid_t *ctid)
+{
+ int ret;
+ __asm__(
+ "andl $-16,%%ecx \n\t"
+ "xchgl %%ebx,%2 \n\t"
+ "movl %%ebx,(%%ecx) \n\t"
+ "int $0x80 \n\t"
+ "testl %%eax,%%eax \n\t"
+ "jnz 1f \n\t"
+ "xorl %%ebp,%%ebp \n\t"
+ "call *%%ebx \n\t"
+ "\n1: \n\t"
+ "xchgl %%ebx,%2 \n\t"
+ : "=a" (ret)
+ : "a" (__NR_clone), "m" (flags), "c"(stack), "d"(ptid),
+ "S" (tls), "D" (ctid)
+ : "memory"
+ );
+ return __syscall_ret(ret);
+}
+
+#endif