Changeset 493cb97

Timestamp:

05/29/15 02:39:15 (10 years ago)

Author:

Hal Finkel <hfinkel@…>

Branches:

master

Children:

1e5cce6

Parents:

747d2b1

git-author:

Hal Finkel <hfinkel@…> (05/29/15 02:39:15)

git-committer:

Hal Finkel <hfinkel@…> (05/29/15 02:39:15)

Message:

static linking comment; make static .o memlog_s.o

Files:

• Makefile (modified) (2 diffs)
• memlog.c (modified) (1 diff)

Makefile

@@ -5 +5 @@
 LDFLAGS = -lpthread -ldl
 
-all: libmemlog.so memlog.o
+all: libmemlog.so memlog_s.o
 
-memlog.o: memlog.c
-        $(CC) $(CPPFLAGS) $(CFLAGS) -c -o memlog.o memlog.c
+memlog_s.o: memlog.c
+        $(CC) $(CPPFLAGS) $(CFLAGS) -c -o memlog_s.o memlog.c
 
 libmemlog.so: memlog.c
@@ -14 +14 @@
 
 clean:
-        rm -f memlog.o libmemlog.so
+        rm -f memlog_s.o libmemlog.so
 

memlog.c

@@ -22 +22 @@
 
 #include <dlfcn.h>
+
+// NOTE: When static linking, this depends on linker wrapping.
+// Add to your LDFLAGS:
+//   -Wl,--wrap,malloc,--wrap,free,--wrap,realloc,--wrap,calloc,--wrap,memalign /path/to/memlog_s.o -lpthread -ldl
 
 FILE *log_file = NULL;