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-rw-r--r--contrib/subtree/Makefile8
1 files changed, 7 insertions, 1 deletions
diff --git a/contrib/subtree/Makefile b/contrib/subtree/Makefile
index d888d45161..d9a0ce2c63 100644
--- a/contrib/subtree/Makefile
+++ b/contrib/subtree/Makefile
@@ -18,6 +18,11 @@ RM ?= rm -f
ASCIIDOC = asciidoc
XMLTO = xmlto
+ifndef SHELL_PATH
+ SHELL_PATH = /bin/sh
+endif
+SHELL_PATH_SQ = $(subst ','\'',$(SHELL_PATH))
+
ASCIIDOC_CONF = ../../Documentation/asciidoc.conf
MANPAGE_XSL = ../../Documentation/manpage-normal.xsl
@@ -32,7 +37,8 @@ GIT_SUBTREE_HTML := git-subtree.html
all: $(GIT_SUBTREE)
$(GIT_SUBTREE): $(GIT_SUBTREE_SH)
- cp $< $@ && chmod +x $@
+ sed -e '1s|#!.*/sh|#!$(SHELL_PATH_SQ)|' $< >$@
+ chmod +x $@
doc: $(GIT_SUBTREE_DOC) $(GIT_SUBTREE_HTML)