C语言解析文件内容，获取key、value

#include
#include

int parse_line(char *buf) {
        char *c = NULL;
        char *para = NULL;
        char *key = NULL;
        char *value = NULL;

        if (!buf) {
                return -1;
        }

        c = strchr(buf, '=');
        if (c) {
                *c = 0;
                para = buf;
                key = c + 1;
        }
        c = strchr(key, '=');
        if (c) {
                *c = 0;
                key = key;
                value = c +1;
                printf("para:%s, buf:%s, key:%s, value:%sn", para, buf, key, value);
        }

        return 0;
}

int parse_config(FILE *fp)
{
        char buf[4096] = {0};

        if (fp) {
                while (!feof(fp)) {
                        memset(buf, 0, 4096);
                        if (!fgets(buf, 4096, fp)) {
                                break;
                        }
                        parse_line(buf);
                }
        }

        return 0;
}


int main(int argc, char *argv[])
{
        FILE *fp = NULL;

        fp = fopen("test.txt", "r");
        if (fp) {
                printf("Open file test.txt.n");
                parse_config(fp);
                fclose(fp);
        }

        return 0;
}

示例解析文件：
cat test.txt
Para=platform=arm