Merge branch 'jk/branch-shortening-funny-symrefs' into maint

diff --git a/Makefile b/Makefile
index 10566d648175fc561fde6a1498996e2bb43b880d..c7354bf2adc626926a276fd49e874dbfa1081ad8 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -264,6 +264,9 @@ all::
 #
 # Define NO_TCLTK if you do not want Tcl/Tk GUI.
 #
+# Define SANE_TEXT_GREP to "-a" if you use recent versions of GNU grep
+# and egrep that are pickier when their input contains non-ASCII data.
+#
 # The TCL_PATH variable governs the location of the Tcl interpreter
 # used to optimize git-gui for your system.  Only used if NO_TCLTK
 # is not set.  Defaults to the bare 'tclsh'.
@@ -380,6 +383,18 @@ ALL_CFLAGS = $(CPPFLAGS) $(CFLAGS)
 ALL_LDFLAGS = $(LDFLAGS)
 STRIP ?= strip
 
+ifdef DEVELOPER
+CFLAGS += -Werror \
+       -Wdeclaration-after-statement \
+       -Wno-format-zero-length \
+       -Wold-style-definition \
+       -Woverflow \
+       -Wpointer-arith \
+       -Wstrict-prototypes \
+       -Wunused \
+       -Wvla
+endif
+
 # Create as necessary, replace existing, make ranlib unneeded.
 ARFLAGS = rcs
 
@@ -1728,7 +1743,7 @@ common-cmds.h: $(wildcard Documentation/git-*.txt)
 
 SCRIPT_DEFINES = $(SHELL_PATH_SQ):$(DIFF_SQ):$(GIT_VERSION):\
        $(localedir_SQ):$(NO_CURL):$(USE_GETTEXT_SCHEME):$(SANE_TOOL_PATH_SQ):\
-       $(gitwebdir_SQ):$(PERL_PATH_SQ)
+       $(gitwebdir_SQ):$(PERL_PATH_SQ):$(SANE_TEXT_GREP)
 define cmd_munge_script
 $(RM) $@ $@+ && \
 sed -e '1s|#!.*/sh|#!$(SHELL_PATH_SQ)|' \
@@ -1740,6 +1755,7 @@ sed -e '1s|#!.*/sh|#!$(SHELL_PATH_SQ)|' \
     -e $(BROKEN_PATH_FIX) \
     -e 's|@@GITWEBDIR@@|$(gitwebdir_SQ)|g' \
     -e 's|@@PERL@@|$(PERL_PATH_SQ)|g' \
+    -e 's|@@SANE_TEXT_GREP@@|$(SANE_TEXT_GREP)|g' \
     $@.sh >$@+
 endef
 
@@ -2247,10 +2263,10 @@ sparse: $(SP_OBJ)
 check: common-cmds.h
        @if sparse; \
        then \
-               echo 2>&1 "Use 'make sparse' instead"; \
+               echo >&2 "Use 'make sparse' instead"; \
                $(MAKE) --no-print-directory sparse; \
        else \
-               echo 2>&1 "Did you mean 'make test'?"; \
+               echo >&2 "Did you mean 'make test'?"; \
                exit 1; \
        fi