linux下为php添加iconv模块的方法，linuxiconv

./configure --with-mysql=/backup/mysql --with-freetype-dir --with-jpeg-dir --with-png-dir --with-zlib --with-curl --with-gd --enable-gd-native-ttf --with-apxs2=/usr/local/apache/bin/apxs --enable-sockets --with-iconv

make时提示：

代码如下:

.....................................................

ext/iconv/.libs/iconv.o(.text+0x1738): In function `zif_iconv_mime_encode':

/home/jjdai/work/zhupiter/php-5.2.0/ext/iconv/iconv.c:1017: undefined reference to `libiconv_open'

ext/iconv/.libs/iconv.o(.text+0x1756):/home/jjdai/work/zhupiter/php-5.2.0/ext/iconv/iconv.c:1031: undefined reference to `libiconv_open'

ext/iconv/.libs/iconv.o(.text+0x1993):/home/jjdai/work/zhupiter/php-5.2.0/ext/iconv/iconv.c:1290: undefined reference to `libiconv_close'

ext/iconv/.libs/iconv.o(.text+0x19ad):/home/jjdai/work/zhupiter/php-5.2.0/ext/iconv/iconv.c:1293: undefined reference to `libiconv_close'

ext/iconv/.libs/iconv.o(.text+0x1b01):/home/jjdai/work/zhupiter/php-5.2.0/ext/iconv/iconv.c:1102: undefined reference to `libiconv'

ext/iconv/.libs/iconv.o(.text+0x1b33):/home/jjdai/work/zhupiter/php-5.2.0/ext/iconv/iconv.c:1134: undefined reference to `libiconv'

ext/iconv/.libs/iconv.o(.text+0x1b5e):/home/jjdai/work/zhupiter/php-5.2.0/ext/iconv/iconv.c:1150: undefined reference to `libiconv'

ext/iconv/.libs/iconv.o(.text+0x1e10):/home/jjdai/work/zhupiter/php-5.2.0/ext/iconv/iconv.c:1202: undefined reference to `libiconv'

ext/iconv/.libs/iconv.o(.text+0x1e3c):/home/jjdai/work/zhupiter/php-5.2.0/ext/iconv/iconv.c:1233: undefined reference to `libiconv'

ext/iconv/.libs/iconv.o(.text+0x207f):/home/jjdai/work/zhupiter/php-5.2.0/ext/iconv/iconv.c:1277: more undefined references to `libiconv' follow

ext/iconv/.libs/iconv.o(.text+0x2c08): In function `php_iconv_stream_filter_dtor':

/home/jjdai/work/zhupiter/php-5.2.0/ext/iconv/iconv.c:2393: undefined reference to `libiconv_close'

ext/iconv/.libs/iconv.o(.text+0x2cf2): In function `php_iconv_stream_filter_append_bucket':

/home/jjdai/work/zhupiter/php-5.2.0/ext/iconv/iconv.c:2543: undefined reference to `libiconv'

ext/iconv/.libs/iconv.o(.text+0x2d34):/home/jjdai/work/zhupiter/php-5.2.0/ext/iconv/iconv.c:2543: undefined reference to `libiconv'

ext/iconv/.libs/iconv.o(.text+0x2de7):/home/jjdai/work/zhupiter/php-5.2.0/ext/iconv/iconv.c:2465: undefined reference to `libiconv'

ext/iconv/.libs/iconv.o(.text+0x30e2): In function `php_iconv_stream_filter_factory_create':

/home/jjdai/work/zhupiter/php-5.2.0/ext/iconv/iconv.c:2419: undefined reference to `libiconv_open'

collect2: ld returned 1 exit status

make: *** [sapi/cli/php] Error 1

解决方法

代码如下:

wget http://ftp.gnu.org/pub/gnu/libiconv/libiconv-1.13.1.tar.gz

tar -zxvf libiconv-1.13.1.tar.gz

cd libiconv-1.13.1

./configure --prefix=/usr/local/libiconv

make

make install

再检查php

代码如下:

#./configure --with-mysql=/backup/mysql --with-freetype-dir --with-jpeg-dir --with-png-dir --with-zlib --with-curl --with-gd --enable-gd-native-ttf --with-apxs2=/usr/local/apache/bin/apxs --enable-sockets --with-iconv=/usr/local/libiconv

#make

#make install

另一种解决方法为去除iconv模块也能正常编译php，如下：

編輯 Makefile 大約 77 行左右的地方:

EXTRA_LIBS = ..... -lcrypt

在最後加上 -liconv，例如:

EXTRA_LIBS = ..... -lcrypt -liconv

再运行make就可以了。

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