Implement current working directory for LiveProcesses

--HG--
extra : convert_revision : a2d3cf29ab65c61af27d82a8c421a41a19fd5aeb

1 files changed, 13 insertions, 0 deletions

diff --git a/src/sim/syscall_emul.cc b/src/sim/syscall_emul.cc
index 9028d590b..ab44c0a35 100644
--- a/src/sim/syscall_emul.cc
+++ b/src/sim/syscall_emul.cc
@@ -214,6 +214,9 @@ unlinkFunc(SyscallDesc *desc, int num, LiveProcess *p, ThreadContext *tc)
     if (!tc->getMemPort()->tryReadString(path, tc->getSyscallArg(0)))
         return (TheISA::IntReg)-EFAULT;
 
+    // Adjust path for current working directory
+    path = p->fullPath(path);
+
     int result = unlink(path.c_str());
     return (result == -1) ? -errno : result;
 }
@@ -231,6 +234,10 @@ renameFunc(SyscallDesc *desc, int num, LiveProcess *p, ThreadContext *tc)
     if (!tc->getMemPort()->tryReadString(new_name, tc->getSyscallArg(1)))
         return -EFAULT;
 
+    // Adjust path for current working directory
+    old_name = p->fullPath(old_name);
+    new_name = p->fullPath(new_name);
+
     int64_t result = rename(old_name.c_str(), new_name.c_str());
     return (result == -1) ? -errno : result;
 }
@@ -245,6 +252,9 @@ truncateFunc(SyscallDesc *desc, int num, LiveProcess *p, ThreadContext *tc)
 
     off_t length = tc->getSyscallArg(1);
 
+    // Adjust path for current working directory
+    path = p->fullPath(path);
+
     int result = truncate(path.c_str(), length);
     return (result == -1) ? -errno : result;
 }
@@ -277,6 +287,9 @@ chownFunc(SyscallDesc *desc, int num, LiveProcess *p, ThreadContext *tc)
     uint32_t group = tc->getSyscallArg(2);
     gid_t hostGroup = group;
 
+    // Adjust path for current working directory
+    path = p->fullPath(path);
+
     int result = chown(path.c_str(), hostOwner, hostGroup);
     return (result == -1) ? -errno : result;
 }