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-rw-r--r--P1/Template/src/mapreduce.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/P1/Template/src/mapreduce.c b/P1/Template/src/mapreduce.c
new file mode 100644
index 0000000..5b63f3f
--- /dev/null
+++ b/P1/Template/src/mapreduce.c
@@ -0,0 +1,54 @@
+#include "mapreduce.h"
+
+int main(int argc, char *argv[]) {
+
+ if(argc < 4) {
+ printf("Less number of arguments.\n");
+ printf("./mapreduce #mappers #reducers inputFile\n");
+ exit(0);
+ }
+
+ // ###### DO NOT REMOVE ######
+ int nMappers = strtol(argv[1], NULL, 10);
+ int nReducers = strtol(argv[2], NULL, 10);
+ char *inputFile = argv[3];
+
+ // ###### DO NOT REMOVE ######
+ bookeepingCode();
+
+ // ###### DO NOT REMOVE ######
+ pid_t pid = fork();
+ if(pid == 0){
+ //send chunks of data to the mappers in RR fashion
+ sendChunkData(inputFile, nMappers);
+ exit(0);
+ }
+ sleep(1);
+
+
+ // To do
+ // spawn mappers processes and run 'mapper' executable using exec
+
+ // To do
+ // wait for all children to complete execution
+
+
+ // ###### DO NOT REMOVE ######
+ // shuffle sends the word.txt files generated by mapper
+ // to reducer based on a hash function
+ pid = fork();
+ if(pid == 0){
+ shuffle(nMappers, nReducers);
+ exit(0);
+ }
+ sleep(1);
+
+
+ // To do
+ // spawn reducer processes and run 'reducer' executable using exec
+
+ // To do
+ // wait for all children to complete execution
+
+ return 0;
+} \ No newline at end of file