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# $NetBSD: builtin.mk,v 1.19 2008/02/27 22:10:34 jlam Exp $
BUILTIN_PKG:= iconv
BUILTIN_FIND_LIBS:= iconv
BUILTIN_FIND_FILES_VAR:= H_ICONV H_GLIBC_ICONV H_CITRUS_ICONV
BUILTIN_FIND_FILES.H_ICONV= /usr/include/iconv.h
BUILTIN_FIND_GREP.H_ICONV= GNU LIBICONV Library
BUILTIN_FIND_FILES.H_GLIBC_ICONV= /usr/include/iconv.h
BUILTIN_FIND_GREP.H_GLIBC_ICONV= This file is part of the GNU C Library
BUILTIN_FIND_FILES.H_CITRUS_ICONV= /usr/include/iconv.h
BUILTIN_FIND_GREP.H_CITRUS_ICONV= Copyright.*Citrus Project
.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.iconv)
IS_BUILTIN.iconv= no
. if empty(H_ICONV:M__nonexistent__) && \
empty(H_ICONV:M${LOCALBASE}/*) && \
!empty(BUILTIN_LIB_FOUND.iconv:M[yY][eE][sS])
IS_BUILTIN.iconv= yes
. endif
.endif
MAKEVARS+= IS_BUILTIN.iconv
###
### If there is a built-in implementation, then set BUILTIN_PKG.<pkg> to
### a package name to represent the built-in package.
###
.if !defined(BUILTIN_PKG.iconv) && \
!empty(IS_BUILTIN.iconv:M[yY][eE][sS]) && \
empty(H_ICONV:M__nonexistent__)
BUILTIN_VERSION.iconv!= \
${AWK} 'BEGIN { hex="0123456789abcdef" } \
/\#define[ ]*_LIBICONV_VERSION[ ]/ { \
M = 16 * (index(hex, tolower(substr($$3, 3, 1))) - 1); \
M += index(hex, tolower(substr($$3, 4, 1))) - 1;\
m = 16 * (index(hex, tolower(substr($$3, 5, 1))) - 1); \
m += index(hex, tolower(substr($$3, 6, 1))) - 1;\
printf "%d.%d\n", M, m; \
exit 0; \
} \
' ${H_ICONV}
#
# If the native GNU iconv is ABI version 1.9, then treat it the same
# as the latest version on the libiconv-1.9.x branch.
#
. if ${BUILTIN_VERSION.iconv} == "1.9"
BUILTIN_VERSION.iconv= 1.9.2 # latest version on 1.9.x branch
. endif
BUILTIN_PKG.iconv= libiconv-${BUILTIN_VERSION.iconv}
.endif
MAKEVARS+= BUILTIN_PKG.iconv
###
### 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.iconv)
. if ${PREFER.iconv} == "pkgsrc"
USE_BUILTIN.iconv= no
. else
USE_BUILTIN.iconv= ${IS_BUILTIN.iconv}
. if defined(BUILTIN_PKG.iconv) && \
!empty(IS_BUILTIN.iconv:M[yY][eE][sS])
USE_BUILTIN.iconv= yes
. for _dep_ in ${BUILDLINK_API_DEPENDS.iconv}
. if !empty(USE_BUILTIN.iconv:M[yY][eE][sS])
USE_BUILTIN.iconv!= \
if ${PKG_ADMIN} pmatch ${_dep_:Q} ${BUILTIN_PKG.iconv:Q}; then \
${ECHO} yes; \
else \
${ECHO} no; \
fi
. endif
. endfor
. endif
# XXX
# XXX By default, assume that the native iconv implementation is good
# XXX enough to replace GNU libiconv if it is part of glibc (the GNU C
# XXX Library).
# XXX
. if empty(H_GLIBC_ICONV:M__nonexistent__) && \
empty(H_GLIBC_ICONV:M${LOCALBASE}/*) && \
!empty(BUILTIN_LIB_FOUND.iconv:M[nN][oO])
USE_BUILTIN.iconv= yes
H_ICONV= ${H_GLIBC_ICONV}
. endif
# XXX
# XXX By default, assume that the Citrus project iconv implementation
# XXX (if it exists) is good enough to replace GNU libiconv.
# XXX
. if empty(H_CITRUS_ICONV:M__nonexistent__) && \
empty(H_CITRUS_ICONV:M${LOCALBASE}/*) && \
!empty(BUILTIN_LIB_FOUND.iconv:M[nN][oO])
USE_BUILTIN.iconv= yes
H_ICONV= ${H_CITRUS_ICONV}
. endif
#
# Some platforms don't have an iconv implementation that can replace
# GNU libiconv.
#
_INCOMPAT_ICONV?= # should be set from defs.${OPSYS}.mk
. for _pattern_ in ${_INCOMPAT_ICONV} ${INCOMPAT_ICONV}
. if !empty(MACHINE_PLATFORM:M${_pattern_})
USE_BUILTIN.iconv= no
. endif
. endfor
. endif # PREFER.iconv
.endif
MAKEVARS+= USE_BUILTIN.iconv
# If USE_GNU_ICONV is defined, then force the use of a GNU libiconv
# implementation.
#
.if defined(USE_GNU_ICONV)
. if !empty(IS_BUILTIN.iconv:M[nN][oO])
USE_BUILTIN.iconv= no
. endif
.endif
# Define BUILTIN_LIBNAME.iconv to be the base name of the built-in
# iconv library.
#
.if !empty(BUILTIN_LIB_FOUND.iconv:M[yY][eE][sS])
BUILTIN_LIBNAME.iconv= iconv
.else
BUILTIN_LIBNAME.iconv= # empty (part of the C library)
.endif
# ICONV_TYPE is either "gnu" or "native" depending on which iconv
# implementation is used.
#
.if !defined(ICONV_TYPE)
ICONV_TYPE?= gnu
. if !empty(USE_BUILTIN.iconv:M[yY][eE][sS]) && \
!empty(IS_BUILTIN.iconv:M[nN][oO])
ICONV_TYPE= native
. endif
.endif
###
### The section below only applies if we are not including this file
### solely to determine whether a built-in implementation exists.
###
CHECK_BUILTIN.iconv?= no
.if !empty(CHECK_BUILTIN.iconv:M[nN][oO])
. if !empty(USE_BUILTIN.iconv:M[yY][eE][sS])
BUILDLINK_LIBNAME.iconv= ${BUILTIN_LIBNAME.iconv}
. if empty(BUILTIN_LIBNAME.iconv)
BUILDLINK_TRANSFORM+= rm:-liconv
. endif
. endif
. if defined(GNU_CONFIGURE)
. if !empty(USE_BUILTIN.iconv:M[nN][oO])
CONFIGURE_ARGS+= --with-libiconv-prefix=${BUILDLINK_PREFIX.iconv:Q}
. else
CONFIGURE_ARGS+= --without-libiconv-prefix
. endif
. endif
.endif # CHECK_BUILTIN.iconv
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