1 files changed, 40 insertions, 0 deletions

diff --git a/Mk/Uses/dos2unix.mk b/Mk/Uses/dos2unix.mk
new file mode 100644
index 000000000000..6f31e56c9b9d
--- /dev/null
+++ b/Mk/Uses/dos2unix.mk
@@ -0,0 +1,40 @@
+# $FreeBSD$
+#
+# Provide support to convert files from dos2unix
+#
+# MAINTAINER: portmgr@FreeBSD.org
+#
+# DOS2UNIX_REGEX	a regular expression to match files that needs to be converted
+# DOS2UNIX_FILES	list of files of glob pattern relative to ${WRKSRC}
+# DOS2UNIX_GLOB		list of glob pattern find(1) will match with
+
+.if !defined(_INCLUDE_USES_DOS2UNIX_MK)
+_INCLUDE_USES_DOS2UNIX_MK=	yes
+
+.if !defined(DOS2UNIX_FILES) && !defined(DOS2UNIX_REGEX) && !defined(DOS2UNIX_GLOB)
+_DOS2UNIX_ALL=	yes
+.endif
+
+pre-patch: dos2unix
+
+dos2unix:
+	@${ECHO_MSG} "===>   Converting DOS text files to UNIX text files"
+.if defined(_DOS2UNIX_ALL)
+	@${FIND} ${WRKSRC} -type f -print0 | \
+		${XARGS} -0 ${SED} -i '' -e 's/
$$//'
+.else
+.if defined(DOS2UNIX_FILES)
+	@(cd ${WRKSRC}; \
+		${ECHO_CMD} ${DOS2UNIX_FILES} | ${XARGS} ${SED} -i '' -e 's/
$$//' )
+.elif defined(DOS2UNIX_REGEX)
+	@${FIND} -E ${WRKSRC} -type f -iregex '${DOS2UNIX_REGEX}' -print0 | \
+		${XARGS} -0 ${SED} -i '' -e 's/
$$//'
+.else
+.for f in ${DOS2UNIX_GLOB}
+	@${FIND} ${SRCSRC} -type f -name '${f}' -print0 | \
+		${XARGS} -0 ${SED} -i '' -e 's/
$$//'
+.endfor
+.endif
+.endif
+
+.endif