[blfs-support] JSON-C fails to build

Armin K. krejzi at email.com
Fri Dec 20 09:18:45 PST 2013


On 12/20/2013 06:15 PM, Dan McGhee wrote:
> I'm building JSON-C as a dependency for PulseAudio.  It fails to build with:
> 
>> /bin/sh ./libtool --tag=CC   --mode=link gcc -Wall -Werror -Wextra 
>> -Wwrite-strings -Wno-unused-parameter -std=gnu99 -D_GNU_SOURCE 
>> -D_REENTRANT -g -O2 -version-info 1:0:1 -no-undefined -ljson-c  -o 
>> libjson.la -rpath /usr/lib libjson.lo -ljson-c
>> mv -f .deps/json_util.Tpo .deps/json_util.Plo
>> mv -f .deps/printbuf.Tpo .deps/printbuf.Plo
>> mv -f .deps/linkhash.Tpo .deps/linkhash.Plo
>> libtool: link: gcc -shared  .libs/libjson.o   -ljson-c -Wl,-soname 
>> -Wl,libjson.so.0 -o .libs/libjson.so.0.1.0
>> /usr/bin/ld: cannot find -ljson-c
>> collect2: error: ld returned 1 exit status
>> make[2]: *** [libjson.la] Error 1
>> make[2]: *** Waiting for unfinished jobs....
>> mv -f .deps/json_object.Tpo .deps/json_object.Plo
>> mv -f .deps/json_tokener.Tpo .deps/json_tokener.Plo
>> make[2]: Leaving directory `/usr/src/json-c-0.11/json-c-0.11'
>> make[1]: Leaving directory `/usr/src/json-c-0.11/json-c-0.11'
>> make[1]: *** [all-recursive] Error 1
>> make: *** [all] Error 2
> 
> I don't know if it's relevant, but the README file contains this:
> 
>> Linking to libjson-c
>>
>> If your system has pkgconfig then you can just add this to your makefile
>>
>> CFLAGS += $(shell pkg-config --cflags json-c)
>> LDFLAGS += $(shell pkg-config --libs json-c)
>>
>> Without pkgconfig, you would do something like this:
>>
>> JSON_C_DIR=/path/to/json_c/install
>> CFLAGS += -I$(JSON_C_DIR)/include/json-c
>> LDFLAGS+= -L$(JSON_C_DIR)/lib -ljson-c
> 
> If it's relevant to pass any of these things to get JSON-C to build, how 
> and where would I do it?
> 
> Thanks,
> Dan
> 
> 
> 

libjson-c is built as part of the same package and it should be present
in the build directory, .libs subdirectory.

-- 
Note: My last name is not Krejzi.



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