pkgsrc/converters/libiconv/builtin.mk
jlam 49d363d81d Back out previous and reset the BUILTIN_VERSION.iconv variable instead.
This should fix functioning on Linux systems that actually use GNU
libiconv as the builtin iconv implementation.
2005-06-06 01:30:56 +00:00

168 lines
4.7 KiB
Makefile

# $NetBSD: builtin.mk,v 1.14 2005/06/06 01:30:56 jlam Exp $
BUILTIN_PKG:= iconv
BUILTIN_FIND_LIBS:= iconv
BUILTIN_FIND_FILES_VAR:= H_ICONV
BUILTIN_FIND_FILES.H_ICONV= /usr/include/iconv.h
BUILTIN_FIND_GREP.H_ICONV= GNU LIBICONV Library
.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${LOCALBASE}/*) && exists(${H_ICONV}) && \
!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]) && \
exists(${H_ICONV})
BUILTIN_VERSION.iconv!= \
${AWK} 'BEGIN { hex="0123456789abcdef" } \
/\#define[ ]*_LIBICONV_VERSION[ ]/ { \
M = 16 * (index(hex, substr($$3, 3, 1)) - 1); \
M += index(hex, substr($$3, 4, 1)) - 1; \
m = 16 * (index(hex, substr($$3, 5, 1)) - 1); \
m += index(hex, substr($$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_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
. if !defined(_BLTN_REPLACE.iconv)
_BLTN_REPLACE.iconv= no
# 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 exists(/usr/include/iconv.h)
H_ICONV= /usr/include/iconv.h
_BLTN_REPLACE.iconv!= \
if ${GREP} -q "This file is part of the GNU C Library" ${H_ICONV}; then \
${ECHO} yes; \
else \
${ECHO} no; \
fi
. endif
# XXX
# XXX By default, assume that on NetBSD and DragonFly the native iconv
# XXX implementation (if it exists) is good enough to replace GNU libiconv.
# XXX
. if (${OPSYS} == "NetBSD" || ${OPSYS} == "DragonFly") && \
exists(/usr/include/iconv.h)
H_ICONV= /usr/include/iconv.h
_BLTN_REPLACE.iconv= yes
. endif
. endif
MAKEVARS+= _BLTN_REPLACE.iconv
. if !empty(_BLTN_REPLACE.iconv:M[yY][eE][sS])
USE_BUILTIN.iconv= yes
. endif
#
# Some platforms don't have an iconv implementation that can replace
# GNU libiconv.
#
_INCOMPAT_ICONV?= # should be set from defs.${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
# 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[nN][oO])
_BLTN_LIBICONV= -liconv
. else
. if !empty(BUILTIN_LIB_FOUND.iconv:M[yY][eE][sS])
_BLTN_LIBICONV= -liconv
. else
_BLTN_LIBICONV= # empty
BUILDLINK_TRANSFORM+= rm:-liconv
. endif
. endif
BUILDLINK_LDADD.iconv?= ${_BLTN_LIBICONV}
. if defined(GNU_CONFIGURE)
. if !empty(USE_BUILTIN.iconv:M[nN][oO])
CONFIGURE_ARGS+= --with-libiconv-prefix=${BUILDLINK_PREFIX.iconv:Q}
. else
CONFIGURE_ARGS+= --without-libiconv-prefix
. endif
. endif
.endif # CHECK_BUILTIN.iconv