Weather casting with Machine Learning (SVM and SRNN).
Dependencies: EthernetInterface GraphicHandler NTPClient SRNN SVM SensorModule mbed-rtos mbed
main_util.cpp
- Committer:
- yukari_hinata
- Date:
- 2015-02-18
- Revision:
- 2:20ecfe6edd71
- Child:
- 3:5add3759e08a
File content as of revision 2:20ecfe6edd71:
#include "main_util.hpp" void check_file_open(FILE* file_p, const char* file_name) { if ( file_p == NULL ) { fprintf( stderr, "Error : file %s open faild. \r\n", file_name ); exit(1); } } // データ系列ファイルの行数をLEN_DATA_SEQUENCEまで切り詰める void truncate_data_file(void) { FILE* dat_file_fp; const char tmp_file_name[] = "/local/TMP_DAT.CSV"; int line; char trunc_buf_str[BUF_SIZE]; // 最初に現在の行数を数える dat_file_fp = fopen( SEQUENCE_DATA_NAME, "r"); check_file_open( dat_file_fp, SEQUENCE_DATA_NAME); line = 0; while(fgets(trunc_buf_str, BUF_SIZE, dat_file_fp) != NULL) { line++; // printf("line %d : %s\r\n", line, trunc_buf_str); } // printf("current num of line : %d \r\n", line); fclose( dat_file_fp ); // 切り詰め開始 if ( line > LEN_DATA_SEQUENCE ) { FILE* tmp_fp; int diff_line = line - LEN_DATA_SEQUENCE; dat_file_fp = fopen(SEQUENCE_DATA_NAME, "r"); check_file_open( dat_file_fp, SEQUENCE_DATA_NAME ); line = 0; while(fgets(trunc_buf_str, BUF_SIZE, dat_file_fp) != NULL) { line++; if (line == diff_line) break; } // diff_line以降をテンポラリにコピー tmp_fp = fopen( tmp_file_name, "w"); check_file_open( tmp_fp, tmp_file_name ); fflush( tmp_fp ); fflush( dat_file_fp ); while( fgets( trunc_buf_str, BUF_SIZE, dat_file_fp) != NULL) { fputs( trunc_buf_str, tmp_fp); } //fclose( tmp_fp ); //fclose( dat_file_fp ); // 更新 tmp_fp = freopen( tmp_file_name, "r", tmp_fp); check_file_open( tmp_fp, tmp_file_name ); dat_file_fp = freopen(SEQUENCE_DATA_NAME, "w", dat_file_fp); check_file_open( dat_file_fp, SEQUENCE_DATA_NAME ); // 一時ファイルからコピー fflush( tmp_fp ); fflush( dat_file_fp ); while( fgets( trunc_buf_str, BUF_SIZE, tmp_fp) != NULL) { fputs( trunc_buf_str, dat_file_fp); } fclose( dat_file_fp ); fclose( tmp_fp ); // テンポラリの削除 remove( tmp_file_name ); } }