X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=config%2Fcommon.am;h=cabc35a4c02f05d628ea617de02841ebae80f543;hb=fc42fe4ff487971f9d9aaa607a2eb32b570613ad;hp=b684ef1452a1b990d843bb8c5a329e6647525732;hpb=69013332e25b2bd907a6ad199403f2bae0e3c82c;p=lyx.git

diff --git a/config/common.am b/config/common.am
index b684ef1452..cabc35a4c0 100644
--- a/config/common.am
+++ b/config/common.am
@@ -1,10 +1,31 @@
-AUTOMAKE_OPTIONS = foreign
+CLEANFILES = pch.h.gch
 
-DISTCLEANFILES= -r *.orig *.rej *~ *.bak core
+DISTCLEANFILES= pch.h.gch.dep *.orig *.rej *~ *.bak core
 
 MAINTAINERCLEANFILES = $(srcdir)/Makefile.in
 
-ETAGS_ARGS = --lang=c++
+AM_INSTALL_DATA_FLAGS = $(INSTALL) -m 644 -D
 
-BOOST_INCLUDES = -I$(top_srcdir)/boost
-SIGC_INCLUDES = -I$(top_srcdir) -I$(top_builddir)
+AM_ETAGSFLAGS = --lang=c++
+
+if LYX_BUILD_PCH
+PCH_SOURCE = $(srcdir)/pch.h
+PCH_FLAGS = -Winvalid-pch --include=$(PCH_SOURCE)
+PCH_FILE = ./pch.h.gch
+sinclude ./pch.h.gch.dep
+
+*.o *.lo *.obj: $(PCH_FILE)
+
+$(PCH_FILE): $(PCH_SOURCE)
+	$(MAKE) PCH_FLAGS= pch-file
+
+pch-file:
+	$(CXXCOMPILE) -x c++-header -fPIC -DPIC $(PCH_SOURCE) -o $(PCH_FILE) \
+	-MT $(PCH_FILE)  -MD -MP -MF "./$(PCH_FILE).Tdep" \
+	&& mv "./$(PCH_FILE).Tdep" "./$(PCH_FILE).dep" \
+	|| rm "./$(PCH_FILE).Tdep"
+endif
+
+SUFFIXES = .gch
+
+LIBS =