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authorNiko Matsakis <niko@alum.mit.edu>2018-01-19 14:48:35 -0500
committerNiko Matsakis <niko@alum.mit.edu>2018-01-19 14:48:39 -0500
commit444fa3a721f32159d6e9a13d5e2db841582d9cf1 (patch)
tree70d9175239f131363194262482d0bd9a9d495e03 /src/doc/rustc-dev-guide/ci
parent469b4e0072f8238a9ac8f7eb06d5e99335956b4d (diff)
downloadrust-444fa3a721f32159d6e9a13d5e2db841582d9cf1.tar.gz
rust-444fa3a721f32159d6e9a13d5e2db841582d9cf1.zip
improvements to travis setup -- cache, use command -v
Diffstat (limited to 'src/doc/rustc-dev-guide/ci')
-rw-r--r--src/doc/rustc-dev-guide/ci/install.sh4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/doc/rustc-dev-guide/ci/install.sh b/src/doc/rustc-dev-guide/ci/install.sh
index dd96daf178f..fac6488b68d 100644
--- a/src/doc/rustc-dev-guide/ci/install.sh
+++ b/src/doc/rustc-dev-guide/ci/install.sh
@@ -1,7 +1,9 @@
 #!/bin/bash
 set -ex
 
-cargo install cargo install mdbook --vers "0.0.28"
+if command -v mdbook >/dev/null 2>&1; then
+    cargo install mdbook --vers "0.0.28"
+fi
 
 if command -v ghp-import >/dev/null 2>&1; then
     pip install ghp-import