[m-rev.] diff: Escape backslashes in foreign code.

[Paul Bone]

Branches: version-14.01-branch, master

---

Escape backslashes in foreign code.

library/version_array.m:
    Escape backslashes in foreign code so that gcc and gdb give us
    meaningful line numbers.
---
 library/version_array.m | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/library/version_array.m b/library/version_array.m
index 255311d..ef764e9 100644
--- a/library/version_array.m
+++ b/library/version_array.m
@@ -1028,18 +1028,18 @@ ML_va_resize(ML_va_ptr, MR_Integer, MR_Word, MR_AllocSiteInfoPtr);
 #define ML_va_latest_version(VA)   ((VA)->index == -1)
 
 #ifdef MR_THREAD_SAFE
-    #define ML_maybe_lock(lock)                         \
-        do {                                            \
-            if (lock) {                                 \
-                MR_LOCK(lock, ""ML_maybe_lock"");       \
-            }                                           \
+    #define ML_maybe_lock(lock)                         \\
+        do {                                            \\
+            if (lock) {                                 \\
+                MR_LOCK(lock, ""ML_maybe_lock"");       \\
+            }                                           \\
         } while (0)
 
-    #define ML_maybe_unlock(lock)                       \
-        do {                                            \
-            if (lock) {                                 \
-                MR_UNLOCK(lock, ""ML_maybe_unlock"");   \
-            }                                           \
+    #define ML_maybe_unlock(lock)                       \\
+        do {                                            \\
+            if (lock) {                                 \\
+                MR_UNLOCK(lock, ""ML_maybe_unlock"");   \\
+            }                                           \\
         } while (0)
 #else
     #define ML_maybe_lock(lock)     ((void) 0)
-- 
1.9.1