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diff -up scim-pinyin-0.5.91/src/scim_pinyin_imengine.cpp.orig scim-pinyin-0.5.91/src/scim_pinyin_imengine.cpp
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--- scim-pinyin-0.5.91/src/scim_pinyin_imengine.cpp.orig 2007-11-09 16:51:49.000000000 +0800
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+++ scim-pinyin-0.5.91/src/scim_pinyin_imengine.cpp 2007-11-09 16:52:06.000000000 +0800
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@@ -656,6 +656,11 @@ PinyinFactory::refresh ()
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void
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PinyinFactory::save_user_library ()
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{
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+ String tmp_user_pinyin_table = m_user_pinyin_table + ".tmp";
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+ String tmp_user_phrase_lib = m_user_phrase_lib + ".tmp";
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+ String tmp_user_pinyin_phrase_lib = m_user_pinyin_phrase_lib + ".tmp";
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+ String tmp_user_pinyin_phrase_index = m_user_pinyin_phrase_index + ".tmp";
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+
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// First make the user data directory.
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if (access (m_user_data_directory.c_str (), R_OK | W_OK) != 0) {
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mkdir (m_user_data_directory.c_str (), S_IRUSR | S_IWUSR | S_IXUSR);
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@@ -670,11 +675,23 @@ PinyinFactory::save_user_library ()
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lib->optimize_phrase_frequencies ();
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}
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- m_pinyin_global.save_pinyin_table (m_user_pinyin_table.c_str (), m_user_data_binary);
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- m_pinyin_global.save_user_phrase_lib (m_user_phrase_lib.c_str (),
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- m_user_pinyin_phrase_lib.c_str (),
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- m_user_pinyin_phrase_index.c_str (),
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+ // save user data in tmp files
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+ m_pinyin_global.save_pinyin_table (tmp_user_pinyin_table.c_str (), m_user_data_binary);
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+ m_pinyin_global.save_user_phrase_lib (tmp_user_phrase_lib.c_str (),
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+ tmp_user_pinyin_phrase_lib.c_str (),
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+ tmp_user_pinyin_phrase_index.c_str (),
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m_user_data_binary);
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+
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+ // unlink old user data files, and rename tmp files.
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+ unlink (m_user_pinyin_table.c_str ());
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+ rename (tmp_user_pinyin_table.c_str (), m_user_pinyin_table.c_str ());
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+
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+ unlink (m_user_phrase_lib.c_str ());
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+ unlink (m_user_pinyin_phrase_lib.c_str ());
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+ unlink (m_user_pinyin_phrase_index.c_str ());
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+ rename (tmp_user_phrase_lib.c_str (), m_user_phrase_lib.c_str ());
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+ rename (tmp_user_pinyin_phrase_lib.c_str (), m_user_pinyin_phrase_lib.c_str ());
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+ rename (tmp_user_pinyin_phrase_index.c_str (), m_user_pinyin_phrase_index.c_str ());
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}
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void
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