Pipe's a strange syscall. Here is a fix for ia64.
mh
--
Martin Hicks Wild Open Source Inc.
mort@wildopensource.com 613-266-2296
# This is a BitKeeper generated patch for the following project:
# Project Name: The kernel C library
# This patch format is intended for GNU patch command version 2.5 or higher.
# This patch includes the following deltas:
# ChangeSet 1.249 -> 1.250
# klibc/SYSCALLS 1.37 -> 1.38
# klibc/arch/ia64/Makefile.inc 1.3 -> 1.4
# (new) -> 1.1 klibc/arch/ia64/pipe.c
#
# The following is the BitKeeper ChangeSet Log
# --------------------------------------------
# 03/11/24 mort@green.i.bork.org 1.250
# The ia64 pipe syscall is a weird one. Fix it up.
# --------------------------------------------
#
diff -Nru a/klibc/SYSCALLS b/klibc/SYSCALLS
--- a/klibc/SYSCALLS Mon Nov 24 16:39:39 2003
+++ b/klibc/SYSCALLS Mon Nov 24 16:39:39 2003
@@ -73,7 +73,7 @@
int chmod(const char *, mode_t)
int mkdir(const char *, mode_t)
int rmdir(const char *)
-<!alpha,mips,mips64> int pipe(int *)
+<!alpha,ia64,mips,mips64> int pipe(int *)
mode_t umask(mode_t)
int chroot(const char *)
int symlink(const char *, const char *)
diff -Nru a/klibc/arch/ia64/Makefile.inc b/klibc/arch/ia64/Makefile.inc
--- a/klibc/arch/ia64/Makefile.inc Mon Nov 24 16:39:39 2003
+++ b/klibc/arch/ia64/Makefile.inc Mon Nov 24 16:39:39 2003
@@ -8,9 +8,11 @@
#
ARCHOBJS = \
+ arch/$(ARCH)/setjmp.o \
arch/$(ARCH)/sigjmp.o \
- arch/$(ARCH)/vfork.o \
- arch/$(ARCH)/setjmp.o
+ arch/$(ARCH)/pipe.o \
+ arch/$(ARCH)/vfork.o
+
ARCHSOOBJS = $(patsubst %o,%.lo,%(ARCHOBJS))
diff -Nru a/klibc/arch/ia64/pipe.c b/klibc/arch/ia64/pipe.c
--- /dev/null Wed Dec 31 16:00:00 1969
+++ b/klibc/arch/ia64/pipe.c Mon Nov 24 16:39:39 2003
@@ -0,0 +1,42 @@
+/*
+ * pipe.c
+ */
+
+#include "syscommon.h"
+#include <klibc/archsys.h>
+
+#define ASM_CLOBBERS ,"out2", "out3", "out4",
"out5", "out6", "out7", \
+ /* Non-stacked integer registers, minus r8, r9, r10, r15. */ \
+ "r2", "r3", "r11", "r12",
"r13", "r14", "r16", "r17",
"r18", \
+ "r19", "r20", "r21", "r22",
"r23", "r24", "r25", "r26",
"r27", \
+ "r28", "r29", "r30", "r31", \
+ /* Predicate registers. */ \
+ "p6", "p7", "p8", "p9",
"p10", "p11", "p12", "p13",
"p14", "p15", \
+ /* Non-rotating fp registers. */ \
+ "f6", "f7", "f8", "f9",
"f10", "f11", "f12", "f13",
"f14", "f15", \
+ /* Branch registers. */ \
+ "b6", "b7"
+
+int pipe(int *filedes)
+{
+ register long _r8 asm("r8");
+ register long _r9 asm("r9");
+ register long _r10 asm("r10");
+ register long _r15 asm("r15") = __NR_pipe;
+ register long _out0 asm ("out0") = (long)filedes;
+ long _retval;
+ __asm __volatile (__IA64_BREAK
+ : "=r" (_r8), "=r" (_r10), "=r" (_r15),
+ "=r" (_out0)
+ : "2" (_r15), "3" (_out0)
+ : "memory" ASM_CLOBBERS);
+ if (_r10 == -1) {
+ errno = _r8;
+ _retval = -1;
+ } else {
+ filedes[0] = _r8;
+ filedes[1] = _r9;
+ _retval = 0;
+ }
+ return _retval;
+}