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base.bbclass: Add comments for gcc links to ccache

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(From OE-Core rev: ce6bf125aba7344d56368885605949e373b06393)

Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Robert Yang
2018-12-12 14:59:59 +08:00
committed by Richard Purdie
parent a669023fe5
commit 2e8f8d7eb3
1 changed files with 4 additions and 0 deletions
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4
meta/classes/base.bbclass
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@@ -122,6 +122,10 @@ def setup_hosttools_dir(dest, toolsvar, d, fatal=True):
desttool = os.path.join(dest, tool)
if not os.path.exists(desttool):
srctool = bb.utils.which(path, tool, executable=True)
# gcc/g++ may link to ccache on some hosts, e.g.,
# /usr/local/bin/ccache/gcc -> /usr/bin/ccache, then which(gcc)
# would return /usr/local/bin/ccache/gcc, but what we need is
# /usr/bin/gcc, this code can check and fix that.
if "ccache" in srctool:
srctool = bb.utils.which(path, tool, executable=True, direction=1)
if srctool: