我已经做了“酿安装PostgreSQL”了9.0.2，但运行“宝石安装PG”我知道缺少库

gem install pg

Building native extensions. This could take a while...
ERROR: Error installing pg:
ERROR: Failed to build gem native extension.我已经做了“酿安装PostgreSQL”了9.0.2，但运行“宝石安装PG”我知道缺少库

/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/bin/ruby extconf.rb
checking for pg_config... yes
Using config values from /usr/local/bin/pg_config
checking for libpq-fe.h... yes
checking for libpq/libpq-fs.h... yes
checking for PQconnectdb() in -lpq... no
checking for PQconnectdb() in -llibpq... no
checking for PQconnectdb() in -lms/libpq... no
Can't find the PostgreSQL client library (libpq)
* extconf.rb failed *

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2011-01-24 elkalto23

这工作！ env ARCHFLAGS =“ - arch x86_64”gem install pg – elkalto23 2011-01-24 01:37:52

它看起来像你要么需要指定你的Postgres lib目录：

gem install pg -- --with-pg-dir=/path/to/pg_dir

或者一个32位vs.64位兼容性问题

ARCHFLAGS='-arch x86_64' gem install pg

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2011-02-21 19:31:44 Winfield

感谢Win，像一个魅力一样工作！ :) – 2011-05-24 13:38:21

“ENV ARCHFLAGS =” - 拱x86_64" 的创业板安装PG”使用雪豹当为我工作。

来源

2011-05-05 19:35:43

我已经做了“酿安装PostgreSQL”了9.0.2，但运行“宝石安装PG”我知道缺少库

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