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str.c
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50 lines (43 loc) · 1.2 KB
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/******************************
* 文字列解析を行うライブラリ *
******************************/
#include "str.h"
/* 空白の数を数える, 行頭 行末の空白を削除する */
int trim(char *string) {
int length; /* string の長さ */
int counter = 0; /* 空白の数 */
int i = 0;
char *pos;
/* 改行を削除 */
if ((pos = strchr(string, '\r')) != NULL) {
*pos = '\0';
}
if ((pos = strchr(string, '\n')) != NULL) {
*pos = '\0';
}
/* 空白の数を数える */
length = strlen(string);
for (i = 0; i < length; i++) {
if (' ' == string[i]) {
string[i] = '\0';
counter++;
}
}
return counter;
}
/* input を空白で区切る */
char **split(char *str, int *number) {
char **string; /* 空白で区切った文字列を格納 */
char *input = malloc(sizeof(char) * (strlen(str) + 1));
int space_number; /* 空白の数 */
int i;
strcpy(input, str);
space_number = trim(input);
*number = (space_number + 1);
string = malloc(sizeof(char *) * *number);
for(i = 0; i < *number; i++) {
string[i] = input;
input += strlen(input) + 1;
}
return string;
}