buildman: Try to avoid hard-coded string parsing
The assumption that the compiler name will always end in gcc is incorrect
for clang and apparently on BSD.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/tools/buildman/toolchain.py b/tools/buildman/toolchain.py
index 27dc318..e2a851e 100644
--- a/tools/buildman/toolchain.py
+++ b/tools/buildman/toolchain.py
@@ -30,7 +30,14 @@
"""
self.gcc = fname
self.path = os.path.dirname(fname)
- self.cross = os.path.basename(fname)[:-3]
+
+ # Find the CROSS_COMPILE prefix to use for U-Boot. For example,
+ # 'arm-linux-gnueabihf-gcc' turns into 'arm-linux-gnueabihf-'.
+ basename = os.path.basename(fname)
+ pos = basename.rfind('-')
+ self.cross = basename[:pos + 1] if pos != -1 else ''
+
+ # The architecture is the first part of the name
pos = self.cross.find('-')
self.arch = self.cross[:pos] if pos != -1 else 'sandbox'