revamped error handling runtime side

darshan-log-format.h

@@ -30,25 +30,30 @@
 /* max length of exe string within job record (not counting '\0') */
 #define CP_EXE_LEN (CP_JOB_RECORD_SIZE - sizeof(struct darshan_job) - 1)
 
-/* max length of module name string (not counting '\0') */
-/* TODO */
-#define DARSHAN_MOD_NAME_LEN 31
-
 typedef uint64_t darshan_record_id;
 
 /* unique identifiers to distinguish between available darshan modules */
 /* NOTES: - valid ids range from [0...DARSHAN_MAX_MODS-1]
  *        - order of ids control module shutdown order (and consequently, order in log file)
  */
+/* TODO: enforce maximum? */
 #define DARSHAN_MAX_MODS 16
 typedef enum
 {
-    DARSHAN_POSIX_MOD,
+    DARSHAN_POSIX_MOD = 0,
     DARSHAN_MPIIO_MOD,
     DARSHAN_HDF5_MOD,
     DARSHAN_PNETCDF_MOD,
 } darshan_module_id;
 
+static char *darshan_module_names[] =
+{
+    "POSIX",
+    "MPI-IO",
+    "HDF5",
+    "PNETCDF"
+};
+
 enum darshan_comp_type
 {
     DARSHAN_GZ_COMP,

darshan-runtime/darshan-core.h

@@ -18,7 +18,6 @@
 struct darshan_core_module
 {
     darshan_module_id id;
-    char name[DARSHAN_MOD_NAME_LEN+1];
     struct darshan_module_funcs mod_funcs;
 };
 

darshan-runtime/darshan.h

@@ -44,7 +44,6 @@ struct darshan_module_funcs
 
 void darshan_core_register_module(
     darshan_module_id id,
-    char *name,
     struct darshan_module_funcs *funcs,
     int *runtime_mem_limit);
 

darshan-runtime/lib/darshan-posix.c

@@ -45,8 +45,6 @@ typedef int64_t off64_t;
 
 #define MAP_OR_FAIL(func)
 
-#define POSIX_MOD_NAME "POSIX"
-
 struct posix_runtime_file
 {
     struct darshan_posix_file* file_record;
@@ -245,7 +243,6 @@ static void posix_runtime_initialize()
     /* register the posix module with darshan core */
     darshan_core_register_module(
         DARSHAN_POSIX_MOD,
-        POSIX_MOD_NAME,
         &posix_mod_fns,
         &mem_limit);