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cmd/dist: join with TMPDIR more carefully to avoid // in path.

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This might fix the mkdtemp problem on the darwin builders if they
have TMPDIR set to a path ending in a slash; at worse this will
result in cleaner path names.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/13097043
This commit is contained in:
David Symonds 2013-08-19 11:11:27 +10:00
parent a07c95a53c
commit 24f302a69d
1 changed files with 3 additions and 1 deletions
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4
src/cmd/dist/unix.c vendored
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@ -466,7 +466,9 @@ xworkdir(void)
xgetenv(&b, "TMPDIR");
if(b.len == 0)
bwritestr(&b, "/var/tmp");
bwritestr(&b, "/go-cbuild-XXXXXX");
if(b.p[b.len-1] != '/')
bwrite(&b, "/", 1);
bwritestr(&b, "go-cbuild-XXXXXX");
p = bstr(&b);
if(mkdtemp(p) == nil)
fatal("mkdtemp(%s): %s", p, strerror(errno));