Python 安装pymssql的困难

伙计们，我一直在尝试安装pymssql，我得到了以下错误

    Collecting pymssql
  Using cached pymssql-2.1.1.tar.gz
    setup.py: platform.system() => 'Linux'
    setup.py: platform.architecture() => ('64bit', 'ELF')
    setup.py: platform.linux_distribution() => ('CentOS', '6.6', 'Final')
    setup.py: platform.libc_ver() => ('glibc', '2.2.5')
    setup.py: Not using bundled FreeTDS
    setup.py: include_dirs = ['/usr/local/include']
    setup.py: library_dirs = ['/usr/local/lib']
    Installed /tmp/pip-build-xdzeoR/pymssql/setuptools_git-1.1-py2.6.egg
Installing collected packages: pymssql
  Running setup.py install for pymssql
    setup.py: platform.system() => 'Linux'
    setup.py: platform.architecture() => ('64bit', 'ELF')
    setup.py: platform.linux_distribution() => ('CentOS', '6.6', 'Final')
    setup.py: platform.libc_ver() => ('glibc', '2.2.5')
    setup.py: Not using bundled FreeTDS
    setup.py: include_dirs = ['/usr/local/include']
    setup.py: library_dirs = ['/usr/local/lib']
    building '_mssql' extension
    gcc -pthread -fno-strict-aliasing -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -m64 -mtune=generic -D_GNU_SOURCE -fPIC -fwrapv -DNDEBUG -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -m64 -mtune=generic -D_GNU_SOURCE -fPIC -fwrapv -fPIC -I/usr/local/include -I/usr/include/python2.6 -c _mssql.c -o build/temp.linux-x86_64-2.6/_mssql.o -DMSDBLIB
    _mssql.c:314:22: error: sqlfront.h: No such file or directory
    In file included from _mssql.c:316:
    cpp_helpers.h:34:19: error: sybdb.h: No such file or directory
    _mssql.c:532: error: expected specifier-qualifier-list before ‘BYTE’
    _mssql.c:683: error: expected specifier-qualifier-list before ‘DBPROCESS’
    _mssql.c:722: error: expected specifier-qualifier-list before ‘DBPROCESS’
    _mssql.c:775: error: expected declaration specifiers or ‘...’ before ‘BYTE’
    _mssql.c:776: error: expected declaration specifiers or ‘...’ before ‘BYTE’
    _mssql.c:1027: warning: parameter names (without types) in function declaration
    _mssql.c:1031: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘__Pyx_PyInt_from_py_DBINT’
    _mssql.c:1209: error: expected ‘)’ before ‘*’ token
    _mssql.c:1210: error: expected ‘)’ before ‘*’ token
    _mssql.c:1211: error: expected ‘)’ before ‘*’ token
    _mssql.c:1212: error: expected ‘)’ before ‘*’ token
    _mssql.c:1214: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘__pyx_f_6_mssql_db_cancel’
    _mssql.c:1215: error: expected ‘)’ before ‘struct’
    _mssql.c:1216: error: expected ‘)’ before ‘struct’
    _mssql.c:1226: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘*’ token
    _mssql.c:1227: error: expected ‘)’ before ‘*’ token
    _mssql.c:1228: error: expected ‘)’ before ‘*’ token
    _mssql.c:2705: error: expected ‘)’ before ‘*’ token
    _mssql.c:3097: error: expected ‘)’ before ‘*’ token
    _mssql.c:3570: error: expected ‘)’ before ‘*’ token
    _mssql.c:3669: error: expected ‘)’ before ‘*’ token

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这个错误甚至更长……无论如何，我已经找到了其他与此相关的SO问题，并且我已经检查了python开发人员、freetds开发人员、Cython。。。。你们能看到我错过了什么吗

对于我来说，在red hat 6上，问题是安装程序在错误的目录中查找头文件。创建指向此目录的符号链接，然后重新安装pymssql解决了此问题：

ln -s /usr/include/freetds/ /usr/local/freetds

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我希望这会有所帮助

我也有同样的问题。然而，上述解决方案对我不起作用。