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authorAndrea Smith <smit9523@umn.edu>2020-10-05 20:23:24 -0500
committerAndrea Smith <smit9523@umn.edu>2020-10-05 20:23:24 -0500
commit21bd21bbdffdf0a911133416e6125801118a0e8b (patch)
tree80cf12cc1b545f579e9480c74627d7c8a5166071
parentComments (diff)
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Diffstat (limited to '')
-rw-r--r--P1/src/mapper.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/P1/src/mapper.c b/P1/src/mapper.c
index 3e50170..3a197e0 100644
--- a/P1/src/mapper.c
+++ b/P1/src/mapper.c
@@ -80,7 +80,7 @@ void freeInterDS(intermediateDS *root) {
}
// emit the <key, value> into intermediate DS
-// eats the data into the DS
+// Eats data into the intermediate DS
void emit(char *key, char *value) {
insertPairToInterDS(&DS, key, value);
}
@@ -90,7 +90,7 @@ void map(char *chunkData){
int i = 0;
char *buffer;
while ((buffer = getWord(chunkData, &i)) != NULL){
- // get words from buffer & give it to emitter to be put into intermediateDS
+ // Get words from buffer & give it to emitter to be put into intermediateDS
emit(buffer, "1");
}
// you can use getWord to retrieve words from the
@@ -99,25 +99,27 @@ void map(char *chunkData){
// write intermediate data to separate word.txt files
// Each file will have only one line : word 1 1 1 1 1 ...
-// poops the data out into separate .txt files named after the word
+// Yeets the data out into separate [the word].txt files
void writeIntermediateDS() {
intermediateDS *root = &DS;
intermediateDS *tempNode = root -> next;
+ // Traverse the intermediate DS
while(tempNode != NULL) {
// Get string of 1's associated with the word
char ones[BUFFSIZE]= "";
valueList *tempNode2 = tempNode -> value;
+ // Traverse nested valueList
// Kinda jank way to deal with collecting the word's corresponding 1's
while(tempNode2 != NULL) {
strcat(ones, "1 ");
tempNode2 = tempNode2 -> next;
}
- // Put words and their corresponding 1's in a file named word.txt
+
+ // Put words and their corresponding 1's in a file named [the word].txt
char filename[BUFFSIZE] = "";
- //sprintf(filename, "output/MapOut/Map_%d/%s.txt", mapperID, tempNode -> key);
sprintf(filename, "%s/%s.txt", mapOutDir, tempNode -> key);
FILE* fptr = fopen(filename, "w");
fprintf(fptr, "%s %s", tempNode -> key, ones);