Curl library C language curl programming, curl Library

Curl library C language curl programming, curl Library

Curl programming in C Language

[Linux @ centos-64-min exercise] # gcc-Wall-o curltest. c
/Tmp/ccosVANi. o: In function 'main ':
Curltest. c :(. text + 0x2a): undefined reference to 'curl _ easy_init'
Curltest. c :(. text + 0x53): undefined reference to 'curl _ easy_setopt'
Curltest. c :(. text + 0x5c): undefined reference to 'curl _ easy_perform'
Curltest. c :(. text + 0x68): undefined reference to 'curl _ easy_cleanup'

Collect2: ld returned 1 exit status

Cause: the compiler cannot find the curl library file.

Solution: Determine the gcc-Wall-o curltest. c-l curl after the library is installed.

 

Install curl

1. Enter the directory of the compressed package

# Cd/root/soft

2. decompress the installation package

# Tar-zxf curl-7.42.1.tar.gz

3. Enter the decompressed installation package directory.

# Cdcurl-7.42.1

4. Configuration

#./Configure -- prefix =/usr/local/curl

5. Installation

# Make; make install