eriedaberrie/shapefile-thing
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Add -j flag for job count

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eriedaberrie 2024-01-08 20:00:11 -08:00
parent 5ca12e6a0c
commit d218af9c4a
1 changed files with 14 additions and 7 deletions
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21
src/main.cpp
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@ -18,10 +18,11 @@ struct month_info {
int main(int argc, char *argv[]) {
unsigned int distance = 2'000;
std::string fire_dir = "fires";
unsigned int wc = 0;
std::filesystem::path out_dir = "out";
auto do_sort = false;
int c;
while ((c = getopt(argc, argv, "d:f:o:s")) != -1) {
while ((c = getopt(argc, argv, "d:f:j:o:s")) != -1) {
switch (c) {
case 'd':
distance = atoi(optarg);
@ -29,6 +30,9 @@ int main(int argc, char *argv[]) {
case 'f':
fire_dir = optarg;
break;
case 'j':
wc = atoi(optarg);
break;
case 'o':
out_dir = optarg;
break;
@ -47,6 +51,15 @@ int main(int argc, char *argv[]) {
}
}
if (wc == 0) {
wc = std::thread::hardware_concurrency();
if (wc == 0) {
wc = 1;
} else if (wc > 1) {
wc--;
}
}
char *res_loc;
switch (argc - optind) {
case 0: {
@ -166,12 +179,6 @@ int main(int argc, char *argv[]) {
auto it = all_fires.begin();
unsigned int n_done = 0;
std::mutex it_lock;
auto wc = std::thread::hardware_concurrency();
if (wc == 0) {
wc = 1;
} else if (wc > 1) {
wc--;
}
std::cout << "Starting " << wc << " worker threads..." << std::endl;
for (unsigned int w = 1; w <= wc; w++) {
workers.push_back(std::thread([&it, &n_done, &it_lock, &all_fires,