[pkgsrc/trunk]: pkgsrc/devel/libexecinfo Add builtin.mk file for built-in lib...

[ryoon <ryoon%pkgsrc.org@localhost>]

details:   https://anonhg.NetBSD.org/pkgsrc/rev/a82ff03fb932
branches:  trunk
changeset: 620965:a82ff03fb932
user:      ryoon <ryoon%pkgsrc.org@localhost>
date:      Wed Jul 03 14:47:04 2013 +0000

description:
Add builtin.mk file for built-in libexecinfo support.

* Tested on NetBSD 6.99.23 and 6.1 with graphics/fotoxx.

diffstat:

 devel/libexecinfo/builtin.mk |  68 ++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 68 insertions(+), 0 deletions(-)

diffs (72 lines):

diff -r 27862b9db5cc -r a82ff03fb932 devel/libexecinfo/builtin.mk
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/devel/libexecinfo/builtin.mk      Wed Jul 03 14:47:04 2013 +0000
@@ -0,0 +1,68 @@
+# $NetBSD: builtin.mk,v 1.1 2013/07/03 14:47:04 ryoon Exp $
+
+BUILTIN_PKG:=  libexecinfo
+
+BUILTIN_FIND_FILES_VAR:=       H_EXECINFO
+BUILTIN_FIND_FILES.H_EXECINFO= /usr/include/execinfo.h
+
+.include "../../mk/buildlink3/bsd.builtin.mk"
+
+###
+### Determine if there is a built-in implementation of the package and
+### set IS_BUILTIN.<pkg> appropriately ("yes" or "no").
+###
+.if !defined(IS_BUILTIN.libexecinfo)
+IS_BUILTIN.libexecinfo=        no
+.  if empty(H_EXECINFO:M__nonexistent__) && empty(H_EXECINFO:M${LOCALBASE}/*)
+IS_BUILTIN.libexecinfo=        yes
+.  endif
+.endif # IS_BUILTIN.libexecinfo
+MAKEVARS+=     IS_BUILTIN.libexecinfo
+
+###
+### Determine whether we should use the built-in implementation if it
+### exists, and set USE_BUILTIN.<pkg> appropriate ("yes" or "no").
+###
+.if !defined(USE_BUILTIN.libexecinfo)
+.  if ${PREFER.libexecinfo} == "pkgsrc"
+USE_BUILTIN.libexecinfo=       no
+.  else
+USE_BUILTIN.libexecinfo=       ${IS_BUILTIN.libexecinfo}
+.    if defined(BUILTIN_PKG.libexecinfo) && \
+        !empty(IS_BUILTIN.libexecinfo:M[yY][eE][sS])
+USE_BUILTIN.libexecinfo=       yes
+.      for _dep_ in ${BUILDLINK_API_DEPENDS.libexecinfo}
+.        if !empty(USE_BUILTIN.libexecinfo:M[yY][eE][sS])
+USE_BUILTIN.libexecinfo!=                                                      \
+       if ${PKG_ADMIN} pmatch ${_dep_:Q} ${BUILTIN_PKG.libexecinfo:Q}; then    \
+               ${ECHO} yes;                                            \
+       else                                                            \
+               ${ECHO} no;                                             \
+       fi
+.        endif
+.      endfor
+.    endif
+.  endif  # PREFER.libexecinfo
+.endif
+MAKEVARS+=     USE_BUILTIN.libexecinfo
+
+###
+### The section below only applies if we are not including this file
+### solely to determine whether a built-in implementation exists.
+###
+CHECK_BUILTIN.libexecinfo?=    no
+.if !empty(CHECK_BUILTIN.libexecinfo:M[nN][oO])
+
+.  if !empty(USE_BUILTIN.libexecinfo:M[nN][oO])
+_BLTN_LIBEXECINFO=     -lexecinfo
+.  else
+.    if exists(/usr/include/execinfo.h) && (${OPSYS} == "NetBSD")
+_BLTN_LIBEXECINFO=     -lexecinfo
+.    else
+_BLTN_LIBEXECINFO=     # empty
+.    endif
+.  endif
+BUILDLINK_LDADD.libexecinfo?=  ${_BLTN_LIBEXECINFO}
+BUILDLINK_LDFLAGS.libexecinfo?=        ${_BLTN_LIBEXECINFO}
+
+.endif # CHECK_BUILTIN.libexecinfo