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Improve parsing util

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This commit is contained in:
Quentin 2021-01-29 13:17:23 +01:00
parent 8cebe37466
commit 17b79f3d8d
1 changed files with 15 additions and 4 deletions
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19
results/b2/parse.c → results/parse.c
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@ -1,3 +1,8 @@
/**
* Compile: cc -O2 -luuid parse.c -o parse
* Usage: ./parse 7500 a.bin b.bin
*/
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <stdint.h> #include <stdint.h>
@ -11,18 +16,24 @@ int cmpuint64t(const void* u1, const void* u2) {
} }
int main(int argc, char *argv[]) { int main(int argc, char *argv[]) {
if (argc < 3) {
printf("Usage: %s <count> <filepath>+\n", argv[0]);
exit(EXIT_FAILURE);
}
FILE *r, *w; FILE *r, *w;
uint64_t taglen; uint64_t taglen;
char tag[255]; char tag[255], filename[255];
uuid_t uuid; uuid_t uuid;
char uuidstr[37]; char uuidstr[37];
uint64_t meascount; uint64_t meascount;
uint64_t meas[25*60*90]; /* can contain up to ninety minutes of meas */ uint64_t meas[25*60*90]; /* can contain up to ninety minutes of meas */
uint64_t target = 25*60*5; /* five minutes of measures*/ uint64_t target = atoi(argv[1]); /* subset of measures to consider */
if ((w = fopen("5min.csv", "w")) == NULL) goto iofail; sprintf(filename, "%d.csv", target);
if ((w = fopen(filename, "w")) == NULL) goto iofail;
for (int i = 1; i < argc; i++) { for (int i = 2; i < argc; i++) {
printf("selected %s\n", argv[i]); printf("selected %s\n", argv[i]);
if ((r = fopen(argv[i], "r")) == NULL) goto iofail; if ((r = fopen(argv[i], "r")) == NULL) goto iofail;
if (fread(&taglen, sizeof(taglen), 1, r) != 1) goto iofail; if (fread(&taglen, sizeof(taglen), 1, r) != 1) goto iofail;