use signal safe ust_safe_snprintf()

[ust.git] / Makefile.am

diff --git a/Makefile.am b/Makefile.am
index 2d6c23b6653f64c2b470dfaaa8566b85cc82247c..de22e0d84021d2aedff6300ab3a1fc9024f5d40f 100644 (file)
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,5 +1,24 @@
 ACLOCAL_AMFLAGS = -I m4
-SUBDIRS = libust tests libmallocwrap ustd ust libinterfork
 
-EXTRA_DIST = share/kernelcompat.h doc
-bin_SCRIPTS = usttrace
+# The order here is tricky. SUBDIRS applies both to compilation and
+# installation. Programs depending on the libs must be built after
+# libust and '.' (that contains the linker script). However, '.'
+# must be installed after libust so it can overwrite libust.so with
+# the linker script.
+SUBDIRS = snprintf libust . tests libmallocwrap ustd ustctl libinterfork include
+
+EXTRA_DIST = doc libust.ldscript.in libust-initializer.c
+dist_bin_SCRIPTS = usttrace
+
+ldscriptsdir = $(libdir)
+ldscripts_DATA = libust.so libust-initializer.o
+
+CLEANFILES = $(ldscripts_DATA) ./tests/libust-initializer.Po
+
+libust.so: libust.ldscript.in
+       $(SED) -e "s@\@FORMAT\@@$(LIBFORMAT)@" < $< > $@
+
+# It is very important to compile the initializer with PIC otherwise we
+# may get obscure errors when linking to shared libraries.
+libust-initializer.o: libust-initializer.c
+       $(CC) $(CFLAGS) -fPIC -c -I$(top_srcdir)/include -o $@ $<