Function tpl_load

app/wizard/tpllib.cpp:467–502

Load template file */

/* Load template file */
int tpl_load(tpl_t *tpl, const char *filename)
{
    char *buffer;
    int len;
    FILE *fp = fopen(filename, "rb");
    
    if (fp == NULL)
        return TPL_OPEN_ERROR;

    /* Find length of file content */
    (void)fseek(fp, 0, SEEK_END);
    len = ftell(fp);
    (void) rewind(fp);
    
    /* Allocate buffer for data + 0 byte */
    buffer = (char*)acl_mymalloc(len+1);
    
    if (fread(buffer, 1, len, fp) < (unsigned)len)
    {
        (void)fclose(fp);
        acl_myfree(buffer);
        return TPL_READ_ERROR;
    }
    (void)fclose(fp);
    buffer[len] = 0;
    
    /* Use data in buffer to construct template */
    len = tpl_construct(tpl, buffer, buffer + len);
    if (len != TPL_OK)
    {
        tpl_release(tpl);
        tpl_init(tpl);
    }
    acl_myfree(buffer);
    return len;
}

/* Load from a string */
int tpl_from_string(tpl_t *tpl, const char *buffer, int len)