merge-one-file: fix broken merges with alternate work trees

diff --git a/Makefile b/Makefile
index 7bf2fca4070d2d00ac31d8b4dca6dff19b79cc79..02d6ea39ddb94532f1a8f0413a4e92f1eec6c3d7 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -317,6 +317,12 @@ SCRIPT_PYTHON =
 SCRIPT_SH =
 TEST_PROGRAMS =
 
+# Having this variable in your environment would break pipelines because
+# you cause "cd" to echo its destination to stdout.  It can also take
+# scripts to unexpected places.  If you like CDPATH, define it for your
+# interactive shell sessions without exporting it.
+unexport CDPATH
+
 SCRIPT_SH += git-am.sh
 SCRIPT_SH += git-bisect.sh
 SCRIPT_SH += git-difftool--helper.sh
@@ -825,6 +831,7 @@ ifeq ($(uname_S),FreeBSD)
                NO_UINTMAX_T = YesPlease
                NO_STRTOUMAX = YesPlease
        endif
+       PYTHON_PATH = /usr/local/bin/python
 endif
 ifeq ($(uname_S),OpenBSD)
        NO_STRCASESTR = YesPlease
@@ -880,6 +887,7 @@ ifeq ($(uname_S),IRIX)
        SNPRINTF_RETURNS_BOGUS = YesPlease
        SHELL_PATH = /usr/gnu/bin/bash
        NEEDS_LIBGEN = YesPlease
+       NEEDS_LIBICONV = YesPlease
 endif
 ifeq ($(uname_S),IRIX64)
        NO_SETENV=YesPlease
@@ -898,6 +906,7 @@ ifeq ($(uname_S),IRIX64)
        SNPRINTF_RETURNS_BOGUS = YesPlease
        SHELL_PATH=/usr/gnu/bin/bash
        NEEDS_LIBGEN = YesPlease
+       NEEDS_LIBICONV = YesPlease
 endif
 ifeq ($(uname_S),HP-UX)
        NO_IPV6=YesPlease
@@ -1200,7 +1209,6 @@ ifdef NO_MKDTEMP
 endif
 ifdef NO_MKSTEMPS
        COMPAT_CFLAGS += -DNO_MKSTEMPS
-       COMPAT_OBJS += compat/mkstemps.o
 endif
 ifdef NO_UNSETENV
        COMPAT_CFLAGS += -DNO_UNSETENV
@@ -1552,9 +1560,8 @@ $(patsubst %.py,%,$(SCRIPT_PYTHON)): % : %.py
            -e '}' \
            -e 's|^import sys.*|&; \\\
                   import os; \\\
-                  sys.path[0] = os.environ.has_key("GITPYTHONLIB") and \\\
-                                os.environ["GITPYTHONLIB"] or \\\
-                                "@@INSTLIBDIR@@"|' \
+                  sys.path.insert(0, os.getenv("GITPYTHONLIB",\
+                                               "@@INSTLIBDIR@@"));|' \
            -e 's|@@INSTLIBDIR@@|'"$$INSTLIBDIR"'|g' \
            $@.py >$@+ && \
        chmod +x $@+ && \
@@ -1834,12 +1841,13 @@ endif
                ln -s "git$X" "$$execdir/$$p" 2>/dev/null || \
                cp "$$execdir/git$X" "$$execdir/$$p" || exit; \
          done; } && \
-       { for p in $(REMOTE_CURL_ALIASES); do \
+       { test x"$(REMOTE_CURL_ALIASES)" = x || \
+               { for p in $(REMOTE_CURL_ALIASES); do \
                $(RM) "$$execdir/$$p" && \
                ln "$$execdir/git-remote-http$X" "$$execdir/$$p" 2>/dev/null || \
                ln -s "git-remote-http$X" "$$execdir/$$p" 2>/dev/null || \
                cp "$$execdir/git-remote-http$X" "$$execdir/$$p" || exit; \
-         done; } && \
+         done; } ; } && \
        ./check_bindir "z$$bindir" "z$$execdir" "$$bindir/git-add$X"
 
 install-doc: