Fixes #114; make darshan-util honor the CC variable for compiler to use.

git-svn-id: https://svn.mcs.anl.gov/repos/darshan/trunk@847 3b7491f3-a168-0410-bf4b-c445ed680a29

ChangeLog

@@ -14,6 +14,9 @@ darshan-2.2.9-pre1
     libraries.
   - Fix "undefined symbol: dlsym" error when using preloaded dynamic library
     on some platforms, reported by Florin Isaila.
+* Enhancements:
+  - Honor CC variable to allow darshan-util to be built with other compilers
+    besides gcc.
 
 darshan-2.2.8
 =============

darshan-util/Makefile.in

@@ -37,35 +37,35 @@ uthash-1.9.2:
 	tar xjvf $(srcdir)/extern/uthash-1.9.2.tar.bz2
 
 darshan-parser: darshan-parser.c $(DARSHAN_LOG_FORMAT) darshan-logutils.h darshan-logutils.o | uthash-1.9.2
-	gcc $(CFLAGS) $< darshan-logutils.o -o $@ $(LIBS) 
+	$(CC) $(CFLAGS) $< darshan-logutils.o -o $@ $(LIBS) 
 
 darshan-convert: darshan-convert.c $(DARSHAN_LOG_FORMAT) darshan-logutils.h darshan-logutils.o lookup3.o
-	gcc $(CFLAGS) $< darshan-logutils.o lookup3.o -o $@ $(LIBS)
+	$(CC) $(CFLAGS) $< darshan-logutils.o lookup3.o -o $@ $(LIBS)
 
 darshan-analyzer: darshan-analyzer.c $(DARSHAN_LOG_FORMAT) darshan-logutils.h darshan-logutils.o
-	gcc $(CFLAGS) $< darshan-logutils.o -o $@ $(LIBS)
+	$(CC) $(CFLAGS) $< darshan-logutils.o -o $@ $(LIBS)
 
 darshan-log-params: darshan-log-params.c $(DARSHAN_LOG_FORMAT)
-	gcc $(CFLAGS) $< -o $@ $(LIBS)
+	$(CC) $(CFLAGS) $< -o $@ $(LIBS)
 
 jenkins: util/bin/jenkins.o lookup3.o
-	gcc $(CFLAGS) $< -o $@ lookup3.o $(LIBS)
+	$(CC) $(CFLAGS) $< -o $@ lookup3.o $(LIBS)
 
 darshan-diff: darshan-diff.o $(DARSHAN_LOG_FORMAT) darshan-logutils.o darshan-logutils.h
-	gcc $(CFLAGS) $< darshan-logutils.o -o $@ $(LIBS)
+	$(CC) $(CFLAGS) $< darshan-logutils.o -o $@ $(LIBS)
 darshan-diff.o: darshan-diff.c
-	gcc $(CFLAGS) -c  $< -o $@
+	$(CC) $(CFLAGS) -c  $< -o $@
 darshan-logutils.o: darshan-logutils.c
-	gcc $(CFLAGS) -c  $< -o $@
+	$(CC) $(CFLAGS) -c  $< -o $@
 
 darshan-util-lib: darshan-logutils.o
 	ar rcs libdarshan-util.a $<
 
 test/gztest: test/gztest.c mktestdir
-	gcc $(CFLAGS) -lz $< -o $@
+	$(CC) $(CFLAGS) -lz $< -o $@
 
 test/gz-bench: test/gz-bench.c mktestdir
-	gcc $(CFLAGS) -lz $< -o $@
+	$(CC) $(CFLAGS) -lz $< -o $@
 
 lookup3.o: lookup3.c
 	$(CC) $(CFLAGS) -c $< -o $@

darshan-util/configure

@@ -3562,6 +3562,8 @@ fi
 $as_echo_n "checking zlib in ${ZLIB_HOME}... " >&6; }
                 { $as_echo "$as_me:${as_lineno-$LINENO}: result: ok" >&5
 $as_echo "ok" >&6; }
+		__CP_ZLIB_LINK_FLAGS="-L${ZLIB_HOME}/lib"
+		__CP_ZLIB_INCLUDE_FLAGS="-I${ZLIB_HOME}/include"
         else
                 #
                 # If either header or library was not found, revert and bomb

darshan-util/doc/darshan-util.txt

@@ -39,6 +39,15 @@ make
 make install
 ----
 
+CC variable
+[NOTE]
+The darshan-util package is intended to be used on a login node or
+workstation.  For most use cases this means that you should
+either leave CC to its default setting or specify a local compiler.  This is
+in contrast to the darshan-runtime documentation, which suggests setting CC
+to mpicc because the runtime library will be used in the compute node
+environment.
+
 You can specify `--prefix` to install darshan-util in a specific location
 (such as in your home directory for non-root installations).  See
 `./configure --help` for additional optional arguments, including how to