今天爱分享给大家带来安装webrtcvad出现了gcc的问题【解决办法】，希望能够帮助到大家。
今天使用下面的命令安装webrtcvad的时候出现了下面的问题，命令为：
pip install webrtcvad
错误信息为：
(base) ➜ ~ pip install webrtcvad
Looking in indexes: http://mirrors.aliyun.com/pypi/simple/
Collecting webrtcvad
Downloading http://mirrors.aliyun.com/pypi/packages/89/34/e2de2d97f3288512b9ea56f92e7452f8207eb5a0096500badf9dfd48f5e6/webrtcvad-2.0.10.tar.gz (66kB)
|████████████████████████████████| 71kB 696kB/s
Building wheels for collected packages: webrtcvad
Building wheel for webrtcvad (setup.py) ... error
ERROR: Complete output from command /Users/admin/anaconda3/bin/python -u -c 'import setuptools, tokenize;__file__='"'"'/private/var/folders/5h/mjbc_z1n7m91q21xw9_m217m0000gn/T/pip-install-hy22jowz/webrtcvad/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' bdist_wheel -d /private/var/folders/5h/mjbc_z1n7m91q21xw9_m217m0000gn/T/pip-wheel-5v9raxcm --python-tag cp37:
ERROR: running bdist_wheel
running build
running build_py
creating build
creating build/lib.macosx-10.7-x86_64-3.7
copying webrtcvad.py -> build/lib.macosx-10.7-x86_64-3.7
running build_ext
building '_webrtcvad' extension
creating build/temp.macosx-10.7-x86_64-3.7
creating build/temp.macosx-10.7-x86_64-3.7/cbits
creating build/temp.macosx-10.7-x86_64-3.7/cbits/webrtc
creating build/temp.macosx-10.7-x86_64-3.7/cbits/webrtc/common_audio
creating build/temp.macosx-10.7-x86_64-3.7/cbits/webrtc/common_audio/signal_processing
creating build/temp.macosx-10.7-x86_64-3.7/cbits/webrtc/common_audio/vad
/usr/local/Cellar/gcc/9.2.0/bin/gcc-9 -Wno-unused-result -Wsign-compare -Wunreachable-code -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-prototypes -I/Users/admin/anaconda3/include -arch x86_64 -I/Users/admin/anaconda3/include -arch x86_64 -DWEBRTC_POSIX -Icbits -I/Users/admin/anaconda3/include/python3.7m -c cbits/pywebrtcvad.c -o build/temp.macosx-10.7-x86_64-3.7/cbits/pywebrtcvad.o
unable to execute '/usr/local/Cellar/gcc/9.2.0/bin/gcc-9': No such file or directory
error: command '/usr/local/Cellar/gcc/9.2.0/bin/gcc-9' failed with exit status 1
----------------------------------------
ERROR: Failed building wheel for webrtcvad
Running setup.py clean for webrtcvad
Failed to build webrtcvad
Installing collected packages: webrtcvad
Running setup.py install for webrtcvad ... error
ERROR: Complete output from command /Users/admin/anaconda3/bin/python -u -c 'import setuptools, tokenize;__file__='"'"'/private/var/folders/5h/mjbc_z1n7m91q21xw9_m217m0000gn/T/pip-install-hy22jowz/webrtcvad/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' install --record /private/var/folders/5h/mjbc_z1n7m91q21xw9_m217m0000gn/T/pip-record-m4llx73p/install-record.txt --single-version-externally-managed --compile:
ERROR: running install
running build
running build_py
creating build
creating build/lib.macosx-10.7-x86_64-3.7
copying webrtcvad.py -> build/lib.macosx-10.7-x86_64-3.7
running build_ext
building '_webrtcvad' extension
creating build/temp.macosx-10.7-x86_64-3.7
creating build/temp.macosx-10.7-x86_64-3.7/cbits
creating build/temp.macosx-10.7-x86_64-3.7/cbits/webrtc
creating build/temp.macosx-10.7-x86_64-3.7/cbits/webrtc/common_audio
creating build/temp.macosx-10.7-x86_64-3.7/cbits/webrtc/common_audio/signal_processing
creating build/temp.macosx-10.7-x86_64-3.7/cbits/webrtc/common_audio/vad
/usr/local/Cellar/gcc/9.2.0/bin/gcc-9 -Wno-unused-result -Wsign-compare -Wunreachable-code -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-prototypes -I/Users/admin/anaconda3/include -arch x86_64 -I/Users/admin/anaconda3/include -arch x86_64 -DWEBRTC_POSIX -Icbits -I/Users/admin/anaconda3/include/python3.7m -c cbits/pywebrtcvad.c -o build/temp.macosx-10.7-x86_64-3.7/cbits/pywebrtcvad.o
unable to execute '/usr/local/Cellar/gcc/9.2.0/bin/gcc-9': No such file or directory
error: command '/usr/local/Cellar/gcc/9.2.0/bin/gcc-9' failed with exit status 1
----------------------------------------
ERROR: Command "/Users/admin/anaconda3/bin/python -u -c 'import setuptools, tokenize;__file__='"'"'/private/var/folders/5h/mjbc_z1n7m91q21xw9_m217m0000gn/T/pip-install-hy22jowz/webrtcvad/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' install --record /private/var/folders/5h/mjbc_z1n7m91q21xw9_m217m0000gn/T/pip-record-m4llx73p/install-record.txt --single-version-externally-managed --compile" failed with error code 1 in /private/var/folders/5h/mjbc_z1n7m91q21xw9_m217m0000gn/T/pip-install-hy22jowz/webrtcvad/
解决方法
发现是gcc出现问题了，于是重新安装gcc
brew search gcc brew install gcc
装了之后我发现是gcc9.2，于是加入环境变量：
sudo vim ~/.zshrc
用户可能是bashrc，我这里由于装了zsh，环境变量文件变成了zshrc，用户可以自己打开自己的bashrc。
alias gcc='gcc-9' alias cc='gcc-9' alias g++='g++-9' alias c++='c++-9'
然后命令行输入：
source ~/.zshrc
然后就可以重新安装了：
(base) ➜ ~ pip install webrtcvad
Looking in indexes: http://mirrors.aliyun.com/pypi/simple/
Collecting webrtcvad
Downloading http://mirrors.aliyun.com/pypi/packages/89/34/e2de2d97f3288512b9ea56f92e7452f8207eb5a0096500badf9dfd48f5e6/webrtcvad-2.0.10.tar.gz (66kB)
|████████████████████████████████| 71kB 642kB/s
Building wheels for collected packages: webrtcvad
Building wheel for webrtcvad (setup.py) ... done
Stored in directory: /Users/admin/Library/Caches/pip/wheels/f5/90/4c/296ccd2e89848899bd357d5e596d88f7b9bf180f3ec8c5b326
Successfully built webrtcvad
Installing collected packages: webrtcvad
Successfully installed webrtcvad-2.0.10