[gentoo-dev] [PATCH 1/2] python-utils-r1.eclass: python_fix_shebang, skip empty files

["Michał Górny" <mgorny@gentoo.org>]

Skip empty files when traversing directories in python_fix_shebangs.
This prevents read from failing on them, and avoids opening them
unnecessarily.
---
 eclass/python-utils-r1.eclass | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/eclass/python-utils-r1.eclass b/eclass/python-utils-r1.eclass
index 0a04e12..95689f6 100644
--- a/eclass/python-utils-r1.eclass
+++ b/eclass/python-utils-r1.eclass
@@ -1030,9 +1030,12 @@ python_fix_shebang() {
 
 	local path f
 	for path; do
-		local any_correct any_fixed is_recursive
+		local any_correct any_fixed find_args is_recursive
 
-		[[ -d ${path} ]] && is_recursive=1
+		if [[ -d ${path} ]]; then
+			is_recursive=1
+			find_args=( -size +0c )
+		fi
 
 		while IFS= read -r -d '' f; do
 			local shebang i
@@ -1128,7 +1131,7 @@ python_fix_shebang() {
 				eerror "  requested impl: ${EPYTHON}"
 				die "${FUNCNAME}: conversion of incompatible shebang requested"
 			fi
-		done < <(find "${path}" -type f -print0 || die)
+		done < <(find "${path}" -type f "${find_args[@]}" -print0 || die)
 
 		if [[ ! ${any_fixed} ]]; then
 			eqawarn "QA warning: ${FUNCNAME}, ${path#${D}} did not match any fixable files."
-- 
2.6.3