- add %py_lint macro

[packages/rpm-build-macros.git] / rpm.macros

diff --git a/rpm.macros b/rpm.macros
index 8405e209094590061e54d1796cddaaec7626b937..65d9c348c3298c869bc60a357ed6ca52592097ac 100644 (file)
--- a/rpm.macros
+++ b/rpm.macros
@@ -723,10 +723,10 @@ fi \
 
 # Python specific macro definitions.
 # python main version
-%py_ver                        %{expand:%%global py_ver %(%{__python} -c "import sys; print sys.version[:3]" || echo ERROR)}%py_ver
+%py_ver                        %{expand:%%global py_ver %(%{__python} -c "import sys; print sys.version[:3]" 2>/dev/null || echo ERROR)}%py_ver
 
 # directories
-%py_prefix             %{expand:%%global py_prefix %(%{__python} -c "import sys; print sys.prefix" || echo ERROR)}%py_prefix
+%py_prefix             %{expand:%%global py_prefix %(%{__python} -c "import sys; print sys.prefix" 2>/dev/null || echo ERROR)}%py_prefix
 %py_libdir             %{py_prefix}/%{_lib}/python%{py_ver}
 %py_scriptdir  %{py_prefix}/share/python%{py_ver}
 %py_incdir             /usr/include/python%{py_ver}
@@ -1515,4 +1515,42 @@ io.open("/etc/shells", "w"):write(s)\
 %{-p:end} \
 %{nil}
 
+# Check syntax for Python files
+#
+# Author: Elan Ruusamäe <glen@pld-linux.org>
+# Author: Arkadiusz Miśkiewicz <arekm@pld-linux.org>
+#
+# Usage:
+#   %py_lint src
+#
+# Requirements:
+# BuildRequires:       python
+# BuildRequires:       rpmbuild(macros) >= 1.469
+
+%py_lint() \
+__py_lint() { \
+find "$@" -type f -name '*.py' | python -c ' \
+import sys \
+import compiler \
+\
+err = 0\
+for f in sys.stdin: \
+       fd = open(f.strip()) \
+       c = fd.read() \
+       fd.close() \
+       try: \
+               compiler.parse(c) \
+       except SyntaxError, e: \
+               print "py_lint: %s: %s" % (f.strip(), e) \
+               err = err + 1\
+\
+if err: \
+       print >> sys.stderr, "\\npy_lint: ERROR: Syntax errors in %d files.\\n" % err \
+       sys.exit(1) \
+else: \
+       print >> sys.stderr,  "py_lint: Found no syntax errors." \
+' \
+}; __py_lint %* \
+%{nil}
+
 # vim:ts=4 sw=4 noet syn=spec