AX_SAVE_FLAGS([NAMESPACE])
Save common compilation flags into temporary variables.
Compilation flags includes: CPPFLAGS, CFLAGS, CXXFLAGS, LDFLAGS, LIBS, OBJCFLAGS.
By default these flags are saved to a global (empty) namespace, but user could specify a specific NAMESPACE to AX_SAVE_FLAGS macro and latter restore it by using AX_RESTORE_FLAGS(NAMESPACE).
AX_SAVE_FLAGS(mypackage)
CPPFLAGS="-Imypackagespath ${CPPFLAGS}"
dnl .. do some detection ...
AX_RESTORE_FLAGS(mypackage)
Download the latest version of ax_save_flags.m4 or browse the macro’s revision history.
Copyright © 2009 Filippo Giunchedi filippo@esaurito.net
Copyright © 2011 The Board of Trustees of the Leland Stanford Junior University
Copyright © 2011 Russ Allbery rra@stanford.edu
Copyright © 2013 Bastien ROUCARIES roucaries.bastien+autoconf@gmail.com
Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved. This file is offered as-is, without any warranty.