Renaming in the hope of clarity

This commit is contained in:
Eric Fischer
2016-01-12 12:31:17 -08:00
parent 0680236e46
commit e4afaa7a27
+32 -32
View File
@@ -966,7 +966,7 @@ void do_read_parallel(char *map, long long len, long long initial_offset, const
} }
} }
struct start_parsing_arg { struct read_parallel_arg {
int fd; int fd;
FILE *fp; FILE *fp;
long long offset; long long offset;
@@ -990,8 +990,8 @@ struct start_parsing_arg {
unsigned *initial_y; unsigned *initial_y;
}; };
void *run_start_parsing(void *v) { void *run_read_parallel(void *v) {
struct start_parsing_arg *a = v; struct read_parallel_arg *a = v;
struct stat st; struct stat st;
if (fstat(a->fd, &st) != 0) { if (fstat(a->fd, &st) != 0) {
@@ -1023,37 +1023,37 @@ void *run_start_parsing(void *v) {
return NULL; return NULL;
} }
void start_parsing(int fd, FILE *fp, long long offset, long long len, volatile int *is_parsing, pthread_t *previous_reader, const char *reading, struct reader *reader, volatile long long *progress_seq, struct pool *exclude, struct pool *include, int exclude_all, char *fname, int maxzoom, int basezoom, int source, int nlayers, double droprate, int *initialized, unsigned *initial_x, unsigned *initial_y) { void start_parsing(int fd, FILE *fp, long long offset, long long len, volatile int *is_parsing, pthread_t *parallel_parser, const char *reading, struct reader *reader, volatile long long *progress_seq, struct pool *exclude, struct pool *include, int exclude_all, char *fname, int maxzoom, int basezoom, int source, int nlayers, double droprate, int *initialized, unsigned *initial_x, unsigned *initial_y) {
// This has to kick off an intermediate thread to start the parser threads, // This has to kick off an intermediate thread to start the parser threads,
// so the main thread can get back to reading the next input stage while // so the main thread can get back to reading the next input stage while
// the intermediate thread waits for the completion of the parser threads. // the intermediate thread waits for the completion of the parser threads.
*is_parsing = 1; *is_parsing = 1;
struct start_parsing_arg *spa = malloc(sizeof(struct start_parsing_arg)); struct read_parallel_arg *rpa = malloc(sizeof(struct read_parallel_arg));
spa->fd = fd; rpa->fd = fd;
spa->fp = fp; rpa->fp = fp;
spa->offset = offset; rpa->offset = offset;
spa->len = len; rpa->len = len;
spa->is_parsing = is_parsing; rpa->is_parsing = is_parsing;
spa->reading = reading; rpa->reading = reading;
spa->reader = reader; rpa->reader = reader;
spa->progress_seq = progress_seq; rpa->progress_seq = progress_seq;
spa->exclude = exclude; rpa->exclude = exclude;
spa->include = include; rpa->include = include;
spa->exclude_all = exclude_all; rpa->exclude_all = exclude_all;
spa->fname = fname; rpa->fname = fname;
spa->maxzoom = maxzoom; rpa->maxzoom = maxzoom;
spa->basezoom = basezoom; rpa->basezoom = basezoom;
spa->source = source; rpa->source = source;
spa->nlayers = nlayers; rpa->nlayers = nlayers;
spa->droprate = droprate; rpa->droprate = droprate;
spa->initialized = initialized; rpa->initialized = initialized;
spa->initial_x = initial_x; rpa->initial_x = initial_x;
spa->initial_y = initial_y; rpa->initial_y = initial_y;
if (pthread_create(previous_reader, NULL, run_start_parsing, spa) != 0) { if (pthread_create(parallel_parser, NULL, run_read_parallel, rpa) != 0) {
perror("pthread_create"); perror("pthread_create");
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }
@@ -1238,7 +1238,7 @@ int read_json(int argc, char **argv, char *fname, const char *layername, int max
volatile int is_parsing = 0; volatile int is_parsing = 0;
long long ahead = 0; long long ahead = 0;
long long initial_offset = 0; long long initial_offset = 0;
pthread_t previous_reader; pthread_t parallel_parser;
#define READ_BUF 2000 #define READ_BUF 2000
#define PARSE_MIN 10000000 #define PARSE_MIN 10000000
@@ -1251,14 +1251,14 @@ int read_json(int argc, char **argv, char *fname, const char *layername, int max
if (buf[n - 1] == '\n' && ahead > PARSE_MIN && is_parsing == 0) { if (buf[n - 1] == '\n' && ahead > PARSE_MIN && is_parsing == 0) {
if (initial_offset != 0) { if (initial_offset != 0) {
if (pthread_join(previous_reader, NULL) != 0) { if (pthread_join(parallel_parser, NULL) != 0) {
perror("pthread_join"); perror("pthread_join");
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }
} }
fflush(readfp); fflush(readfp);
start_parsing(readfd, readfp, initial_offset, ahead, &is_parsing, &previous_reader, reading, reader, &progress_seq, exclude, include, exclude_all, fname, maxzoom, basezoom, source, nlayers, droprate, initialized, initial_x, initial_y); start_parsing(readfd, readfp, initial_offset, ahead, &is_parsing, &parallel_parser, reading, reader, &progress_seq, exclude, include, exclude_all, fname, maxzoom, basezoom, source, nlayers, droprate, initialized, initial_x, initial_y);
initial_offset += ahead; initial_offset += ahead;
ahead = 0; ahead = 0;
@@ -1282,7 +1282,7 @@ int read_json(int argc, char **argv, char *fname, const char *layername, int max
} }
if (initial_offset != 0) { if (initial_offset != 0) {
if (pthread_join(previous_reader, NULL) != 0) { if (pthread_join(parallel_parser, NULL) != 0) {
perror("pthread_join"); perror("pthread_join");
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }
@@ -1291,9 +1291,9 @@ int read_json(int argc, char **argv, char *fname, const char *layername, int max
fflush(readfp); fflush(readfp);
if (ahead > 0) { if (ahead > 0) {
start_parsing(readfd, readfp, initial_offset, ahead, &is_parsing, &previous_reader, reading, reader, &progress_seq, exclude, include, exclude_all, fname, maxzoom, basezoom, source, nlayers, droprate, initialized, initial_x, initial_y); start_parsing(readfd, readfp, initial_offset, ahead, &is_parsing, &parallel_parser, reading, reader, &progress_seq, exclude, include, exclude_all, fname, maxzoom, basezoom, source, nlayers, droprate, initialized, initial_x, initial_y);
if (pthread_join(previous_reader, NULL) != 0) { if (pthread_join(parallel_parser, NULL) != 0) {
perror("pthread_join"); perror("pthread_join");
} }
} }