我刚刚在Rust项目中添加了一个外部包:
[dependencies]
feed = "2.0"
这个箱子有几个依赖关系,特别是openssl-sys v0.9.10.当我尝试构建我的项目时,这个失败了:
$ cargo build
Compiling unicode-normalization v0.1.4
Compiling openssl-probe v0.1.0
Compiling matches v0.1.4
Compiling log v0.3.7
Compiling unicode-bidi v0.2.5
Compiling libc v0.2.21
Compiling quick-xml v0.4.2
Compiling pkg-config v0.3.9
Compiling rss v0.4.0
Compiling idna v0.1.1
Compiling time v0.1.36
Compiling num-traits v0.1.37
Compiling gcc v0.3.45
Compiling num-integer v0.1.34
Compiling url v1.4.0
Compiling num-iter v0.1.33
Compiling num v0.1.37
Compiling chrono v0.3.0
Compiling openssl-sys v0.9.10
Compiling libz-sys v1.0.13
error: failed to run custom build command for …