Function getAbsname

src/e9tool/e9misc.cpp:87–98

* Get the absolute source filename. */

 * Get the absolute source filename.
 */
const char *getAbsname(const char *dir, const char *file, char *tmp,
    size_t size)
{
    if (dir == nullptr)
        return file;
    if (tmp == nullptr || size == 0)
        return nullptr;
    ssize_t r = snprintf(tmp, size-1, "%s/%s", dir, file);
    if (r < 0 || (size_t)r >= size-1)
        return nullptr;
    return tmp;
}

/*
 * Get the source directory name.