Address compile warnings

5 files changed, 30 insertions, 31 deletions

diff --git a/java/src/jni/h5aImp.c b/java/src/jni/h5aImp.c
index 099c88d..85872b2 100644
--- a/java/src/jni/h5aImp.c
+++ b/java/src/jni/h5aImp.c
@@ -1304,7 +1304,7 @@ H5AwriteVL_asstr
 {
     const char *utf8 = NULL;
     hsize_t     dims[H5S_MAX_RANK];
-    jstring     jstr;
+    jstring     jstr = NULL;
     size_t      typeSize;
     size_t      i;
     hid_t       sid = H5I_INVALID_HID;
diff --git a/java/src/jni/h5dImp.c b/java/src/jni/h5dImp.c
index a305eef..352c047 100644
--- a/java/src/jni/h5dImp.c
+++ b/java/src/jni/h5dImp.c
@@ -1502,7 +1502,7 @@ H5DwriteVL_asstr
     (JNIEnv *env, hid_t did, hid_t tid, hid_t mem_sid, hid_t file_sid, hid_t xfer_plist_id, jobjectArray buf)
 {
     const char *utf8 = NULL;
-    jstring     obj;
+    jstring     obj = NULL;
     hbool_t     close_mem_space = FALSE;
     size_t      typeSize;
     size_t      i;
diff --git a/java/src/jni/h5rImp.c b/java/src/jni/h5rImp.c
index 3f1fd96..4ad5d5f 100644
--- a/java/src/jni/h5rImp.c
+++ b/java/src/jni/h5rImp.c
@@ -39,7 +39,6 @@ Java_hdf_hdf5lib_H5_H5Rcreate_1object
   (JNIEnv *env, jclass clss, jlong loc_id, jstring name, jlong aid)
 {
     const char *refName = NULL;
-    jboolean    isCopy;
     jbyteArray  ref = NULL;
     jbyte      *refBuf = NULL;
     herr_t      status = FAIL;
@@ -83,7 +82,6 @@ Java_hdf_hdf5lib_H5_H5Rcreate_1region
   (JNIEnv *env, jclass clss, jlong loc_id, jstring name, jlong space_id, jlong aid)
 {
     const char *refName = NULL;
-    jboolean    isCopy;
     jbyteArray  ref = NULL;
     jbyte      *refBuf = NULL;
     herr_t      status = FAIL;
@@ -127,7 +125,6 @@ Java_hdf_hdf5lib_H5_H5Rcreate_1attr
 {
     const char *refName = NULL;
     const char *attrName = NULL;
-    jboolean    isCopy;
     jbyteArray  ref = NULL;
     jbyte      *refBuf = NULL;
     herr_t      status = FAIL;
@@ -212,7 +209,7 @@ Java_hdf_hdf5lib_H5_H5Rget_1type
     jboolean    isCopy;
     jbyte      *refBuf = NULL;
     jsize       refBufLen;
-    H5R_type_t  ref_type;
+    H5R_type_t  ref_type = -1;
 
     UNUSED(clss);
 
@@ -493,7 +490,7 @@ Java_hdf_hdf5lib_H5_H5Rget_1file_1name
     jbyte      *refBuf = NULL;
     jstring     str = NULL;
     ssize_t     buf_size;
-    ssize_t     check_size;
+    ssize_t     check_size = -1;
     char       *namePtr = NULL;
 
     UNUSED(clss);
@@ -539,7 +536,7 @@ Java_hdf_hdf5lib_H5_H5Rget_1obj_1name
     jbyte      *refBuf = NULL;
     jstring     str = NULL;
     ssize_t     buf_size;
-    ssize_t     check_size;
+    ssize_t     check_size = -1;
     char       *namePtr = NULL;
 
     UNUSED(clss);
@@ -585,7 +582,7 @@ Java_hdf_hdf5lib_H5_H5Rget_1attr_1name
     jbyte      *refBuf = NULL;
     jstring     str = NULL;
     ssize_t     buf_size;
-    ssize_t     check_size;
+    ssize_t     check_size = -1;
     char       *namePtr = NULL;
 
     UNUSED(clss);
diff --git a/java/src/jni/h5util.c b/java/src/jni/h5util.c
index 367f5e0..5f1bccb 100644
--- a/java/src/jni/h5util.c
+++ b/java/src/jni/h5util.c
@@ -223,7 +223,7 @@ h5str_convert
             switch (typeSize) {
                 case sizeof(float):
                 {
-                    float tmp_float = 0.0;
+                    float tmp_float = 0.0f;
 
                     sscanf(token, "%f", &tmp_float);
                     HDmemcpy(cptr, &tmp_float, sizeof(float));
@@ -744,7 +744,7 @@ h5str_sprintf
             switch (typeSize) {
                 case sizeof(float):
                 {
-                    float tmp_float = 0.0;
+                    float tmp_float = 0.0f;
 
                     HDmemcpy(&tmp_float, cptr, sizeof(float));
 
@@ -1161,6 +1161,8 @@ h5str_sprintf
                             CHECK_JNI_EXCEPTION(ENVONLY, JNI_FALSE);
                         h5str_sprint_reference(ENVONLY, out_str, container, (void*)cptr);
                         break;
+                    case H5R_BADTYPE:
+                    case H5R_MAXTYPE:
                     default:
                         break;
                 } /* end switch */
diff --git a/java/src/jni/nativeData.c b/java/src/jni/nativeData.c
index 947f843..ad01b01 100644
--- a/java/src/jni/nativeData.c
+++ b/java/src/jni/nativeData.c
@@ -101,7 +101,7 @@ JNIEXPORT jfloatArray JNICALL
 Java_hdf_hdf5lib_HDFNativeData_byteToFloat___3B
     (JNIEnv *env, jclass clss, jbyteArray bdata)  /* IN: array of bytes */
 {
-    jfloatArray  rarray;
+    jfloatArray  rarray = NULL;
     jboolean     bb;
     jfloat      *farray = NULL;
     jfloat      *iap = NULL;
@@ -152,7 +152,7 @@ JNIEXPORT jshortArray JNICALL
 Java_hdf_hdf5lib_HDFNativeData_byteToShort___3B
     (JNIEnv *env, jclass clss, jbyteArray bdata)  /* IN: array of bytes */
 {
-    jshortArray  rarray;
+    jshortArray  rarray = NULL;
     jboolean     bb;
     jshort      *sarray = NULL;
     jshort      *iap = NULL;
@@ -203,7 +203,7 @@ JNIEXPORT jlongArray JNICALL
 Java_hdf_hdf5lib_HDFNativeData_byteToLong___3B
     (JNIEnv *env, jclass clss, jbyteArray bdata)  /* IN: array of bytes */
 {
-    jlongArray  rarray;
+    jlongArray  rarray = NULL;
     jboolean    bb;
     jlong      *larray = NULL;
     jlong      *iap = NULL;
@@ -254,7 +254,7 @@ JNIEXPORT jdoubleArray JNICALL
 Java_hdf_hdf5lib_HDFNativeData_byteToDouble___3B
     (JNIEnv *env, jclass clss, jbyteArray bdata)  /* IN: array of bytes */
 {
-    jdoubleArray  rarray;
+    jdoubleArray  rarray = NULL;
     jboolean      bb;
     jdouble      *darray = NULL;
     jdouble      *iap = NULL;
@@ -305,7 +305,7 @@ JNIEXPORT jintArray JNICALL
 Java_hdf_hdf5lib_HDFNativeData_byteToInt__II_3B
     (JNIEnv *env, jclass clss, jint start, jint len, jbyteArray bdata)  /* IN: array of bytes */
 {
-    jintArray  rarray;
+    jintArray  rarray = NULL;
     jboolean   bb;
     jint      *iarray = NULL;
     jint      *iap = NULL;
@@ -357,7 +357,7 @@ JNIEXPORT jshortArray JNICALL
 Java_hdf_hdf5lib_HDFNativeData_byteToShort__II_3B
     (JNIEnv *env, jclass clss, jint start, jint len, jbyteArray bdata)  /* IN: array of bytes */
 {
-    jshortArray  rarray;
+    jshortArray  rarray = NULL;
     jboolean     bb;
     jshort      *sarray = NULL;
     jshort      *iap = NULL;
@@ -409,7 +409,7 @@ JNIEXPORT jfloatArray JNICALL
 Java_hdf_hdf5lib_HDFNativeData_byteToFloat__II_3B
     (JNIEnv *env, jclass clss, jint start, jint len, jbyteArray bdata)  /* IN: array of bytes */
 {
-    jfloatArray  rarray;
+    jfloatArray  rarray = NULL;
     jboolean     bb;
     jfloat      *farray = NULL;
     jfloat      *iap = NULL;
@@ -461,7 +461,7 @@ JNIEXPORT jlongArray JNICALL
 Java_hdf_hdf5lib_HDFNativeData_byteToLong__II_3B
     (JNIEnv *env, jclass clss, jint start, jint len, jbyteArray bdata)  /* IN: array of bytes */
 {
-    jlongArray  rarray;
+    jlongArray  rarray = NULL;
     jboolean    bb;
     jlong      *larray = NULL;
     jlong      *iap = NULL;
@@ -513,7 +513,7 @@ JNIEXPORT jdoubleArray JNICALL
 Java_hdf_hdf5lib_HDFNativeData_byteToDouble__II_3B
     (JNIEnv *env, jclass clss, jint start, jint len, jbyteArray bdata)  /* IN: array of bytes */
 {
-    jdoubleArray  rarray;
+    jdoubleArray  rarray = NULL;
     jboolean      bb;
     jdouble      *darray = NULL;
     jdouble      *iap = NULL;
@@ -565,7 +565,7 @@ JNIEXPORT jbyteArray JNICALL
 Java_hdf_hdf5lib_HDFNativeData_intToByte__II_3I
     (JNIEnv *env, jclass clss, jint start, jint len, jintArray idata)  /* IN: array of int */
 {
-    jbyteArray  rarray;
+    jbyteArray  rarray = NULL;
     jboolean    bb;
     jbyte      *barray = NULL;
     jbyte      *bap = NULL;
@@ -627,7 +627,7 @@ JNIEXPORT jbyteArray JNICALL
 Java_hdf_hdf5lib_HDFNativeData_shortToByte__II_3S
     (JNIEnv *env, jclass clss, jint start, jint len, jshortArray sdata)  /* IN: array of short */
 {
-    jbyteArray  rarray;
+    jbyteArray  rarray = NULL;
     jboolean    bb;
     jshort     *ip = NULL;
     jshort     *sarr = NULL;
@@ -689,7 +689,7 @@ JNIEXPORT jbyteArray JNICALL
 Java_hdf_hdf5lib_HDFNativeData_floatToByte__II_3F
     (JNIEnv *env, jclass clss, jint start, jint len, jfloatArray fdata)  /* IN: array of float */
 {
-    jbyteArray  rarray;
+    jbyteArray  rarray = NULL;
     jboolean    bb;
     jfloat     *ip = NULL;
     jfloat     *farr = NULL;
@@ -751,7 +751,7 @@ JNIEXPORT jbyteArray JNICALL
 Java_hdf_hdf5lib_HDFNativeData_doubleToByte__II_3D
     (JNIEnv *env, jclass clss, jint start, jint len, jdoubleArray ddata)  /* IN: array of double */
 {
-    jbyteArray  rarray;
+    jbyteArray  rarray = NULL;
     jboolean    bb;
     jdouble    *ip = NULL;
     jdouble    *darr = NULL;
@@ -813,7 +813,7 @@ JNIEXPORT jbyteArray JNICALL
 Java_hdf_hdf5lib_HDFNativeData_longToByte__II_3J
     (JNIEnv *env, jclass clss, jint start, jint len, jlongArray ldata)  /* IN: array of long */
 {
-    jbyteArray  rarray;
+    jbyteArray  rarray = NULL;
     jboolean    bb;
     jlong      *ip = NULL;
     jlong      *larr = NULL;
@@ -875,7 +875,7 @@ JNIEXPORT jbyteArray JNICALL
 Java_hdf_hdf5lib_HDFNativeData_intToByte__I
     (JNIEnv *env, jclass clss, jint idata)  /* IN: int */
 {
-    jbyteArray  rarray;
+    jbyteArray  rarray = NULL;
     jboolean    bb;
     jbyte      *barray = NULL;
     jbyte      *bap = NULL;
@@ -911,7 +911,7 @@ JNIEXPORT jbyteArray JNICALL
 Java_hdf_hdf5lib_HDFNativeData_floatToByte__F
     (JNIEnv *env, jclass clss, jfloat fdata)  /* IN: float */
 {
-    jbyteArray  rarray;
+    jbyteArray  rarray = NULL;
     jboolean    bb;
     jbyte      *barray = NULL;
     jbyte      *bap = NULL;
@@ -947,7 +947,7 @@ JNIEXPORT jbyteArray JNICALL
 Java_hdf_hdf5lib_HDFNativeData_shortToByte__S
     (JNIEnv *env, jclass clss, jshort sdata)  /* IN: short */
 {
-    jbyteArray  rarray;
+    jbyteArray  rarray = NULL;
     jboolean    bb;
     jbyte      *barray = NULL;
     jbyte      *bap = NULL;
@@ -983,7 +983,7 @@ JNIEXPORT jbyteArray JNICALL
 Java_hdf_hdf5lib_HDFNativeData_doubleToByte__D
     (JNIEnv *env, jclass clss, jdouble ddata)  /* IN: double */
 {
-    jbyteArray  rarray;
+    jbyteArray  rarray = NULL;
     jboolean    bb;
     jbyte      *barray = NULL;
     jbyte      *bap = NULL;
@@ -1019,7 +1019,7 @@ JNIEXPORT jbyteArray JNICALL
 Java_hdf_hdf5lib_HDFNativeData_longToByte__J
     (JNIEnv *env, jclass clss, jlong ldata)  /* IN: long */
 {
-    jbyteArray  rarray;
+    jbyteArray  rarray = NULL;
     jboolean    bb;
     jbyte      *barray = NULL;
     jbyte      *bap = NULL;
@@ -1055,7 +1055,7 @@ JNIEXPORT jbyteArray JNICALL
 Java_hdf_hdf5lib_HDFNativeData_byteToByte__B
     (JNIEnv *env, jclass clss, jbyte bdata)  /* IN: byte */
 {
-    jbyteArray  rarray;
+    jbyteArray  rarray = NULL;
     jboolean    bb;
     jbyte      *barray = NULL;
     jbyte      *bap = NULL;