OrionLibC
Barry Updating libc for pipes and signals ad9b6af (2 years, 2 months ago)
diff --git a/unistd/pipe.c b/unistd/pipe.c
new file mode 100644
index 0000000..1143262
--- /dev/null
+++ b/unistd/pipe.c
@@ -0,0 +1,18 @@
+#include <sys/syscall.h>
+#include <errno.h>
+
+/* Close a file */
+int
+pipe(int pipefd[2])
+{
+ int *pfd = pipefd;
+
+ int ret;
+ asm volatile("int $0x80" : "=a" (ret) : "0" (SYSCALL_PIPE),
+ "c" (1), "S" (&pfd));
+
+ if (ret >= 0)
+ return ret;
+ errno = -ret;
+ return -1;
+}