MacOS build - fixed src/libpspp/automake.c version.c generation

The build on MacOS failed because echo introduces newlines which
produces syntax errors in the generated version.c file. I replaced the
echo with printf.

Fixes bug #47143: http://savannah.gnu.org/bugs/?47143

diff --git a/src/libpspp/automake.mk b/src/libpspp/automake.mk
index 29628596b33c52eedd7d10dd58be8ae4c7151ba7..fc9aba15dacd7c807e089f550bab4b65a7ea286e 100644 (file)
--- a/src/libpspp/automake.mk
+++ b/src/libpspp/automake.mk
@@ -122,12 +122,12 @@ src/libpspp/version.c: $(top_srcdir)/AUTHORS Makefile
        $(AM_V_at)echo "#include \"version.h\"" >> $@,tmp
        $(AM_V_at)echo "const char bare_version[] = \"$(VERSION)\";" >> $@,tmp
        $(AM_V_at)echo "const char version[] = \"GNU $(PACKAGE) $(VERSION)\";" >> $@,tmp
-       $(AM_V_at)echo "const char announced_version[] = \"GNU $(PACKAGE) $(VERSION)\"" >> $@,tmp
+       $(AM_V_at)printf "const char announced_version[] = \"GNU $(PACKAGE) $(VERSION)\"" >> $@,tmp
        @case `$(AM_V_at)echo $(VERSION) | $(AM_V_at)$(SED) -e 's/[0-9][0-9]*\.[0-9]*\([0-9]\)\.[0-9][0-9]*/\1/'` in \
-         [13579]) $(AM_V_at)echo "\"\nThis is an unreleased test version. It is not recommended for production use. Use at your own risk\"" >> $@,tmp \
+         [13579]) $(AM_V_at)printf "\"\\\nThis is an unreleased test version. It is not recommended for production use. Use at your own risk\"" >> $@,tmp \
        ;;\
        esac
-       $(AM_V_at)echo ";" >> $@,tmp
+       $(AM_V_at)printf ";\n" >> $@,tmp
        $(AM_V_at)echo "const char host_system[] = \"$(host_triplet)\";" >> $@,tmp
        $(AM_V_at)echo "const char build_system[] = \"$(build_triplet)\";" >> $@,tmp
        $(AM_V_at)echo "const char locale_dir[] = \"$(datadir)/locale\";" >> $@,tmp