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Annotation of pkgsrc/devel/zlib/builtin.mk, Revision 1.3

1.3     ! jlam        1: # $NetBSD: builtin.mk,v 1.2 2004/03/29 05:43:30 jlam Exp $
1.1       jlam        2:
1.3     ! jlam        3: BUILTIN_PKG:=  zlib
1.1       jlam        4:
1.3     ! jlam        5: BUILTIN_FIND_FILES_VAR:=       H_ZLIB
        !             6: BUILTIN_FIND_FILES.H_ZLIB=     /usr/include/zlib.h
        !             7:
        !             8: .include "../../mk/buildlink3/bsd.builtin.mk"
        !             9:
        !            10: ###
        !            11: ### Determine if there is a built-in implementation of the package and
        !            12: ### set IS_BUILTIN.<pkg> appropriately ("yes" or "no").
        !            13: ###
1.1       jlam       14: .if !defined(IS_BUILTIN.zlib)
                     15: IS_BUILTIN.zlib=       no
1.3     ! jlam       16: .  if empty(H_ZLIB:M${LOCALBASE}/*) && exists(${H_ZLIB})
1.1       jlam       17: IS_BUILTIN.zlib=       yes
1.3     ! jlam       18: .  endif
        !            19: .endif
        !            20: MAKEVARS+=     IS_BUILTIN.zlib
        !            21:
        !            22: ###
        !            23: ### If there is a built-in implementation, then set BUILTIN_PKG.<pkg> to
        !            24: ### a package name to represent the built-in package.
        !            25: ###
        !            26: .if !defined(BUILTIN_PKG.zlib) && \
        !            27:     !empty(IS_BUILTIN.zlib:M[yY][eE][sS]) && \
        !            28:     exists(${H_ZLIB})
        !            29: BUILTIN_VERSION.zlib!=                                                 \
1.1       jlam       30:        ${AWK} '/\#define[      ]*ZLIB_VERSION/ {                       \
                     31:                        vers = $$3;                                     \
                     32:                        gsub("\"", "", vers);                           \
                     33:                        print vers;                                     \
                     34:                }                                                       \
1.3     ! jlam       35:        ' ${H_ZLIB:Q}
1.1       jlam       36: #
                     37: # If the built-in zlib is 1.1.4, then check whether it has the security
                     38: # fix for CAN-2003-0107, which was a buffer overflow in the gzprintf
                     39: # function.  If it does, then treat it as the equivalent of zlib-1.1.4nb1.
                     40: #
1.3     ! jlam       41: BUILTIN_CAN_2003_0107_FIX=     NetBSD-1.3[I-Z]*-* NetBSD-1.[456]*-*    \
        !            42:                                NetBSD-[2-9]*-* NetBSD-1[0-9]*-*
1.1       jlam       43: #
                     44: # XXX These patterns for {Free,Open}BSD are too permissive, but I'm not
                     45: # XXX sure which versions of those OSes provide secure versions of
                     46: # XXX zlib-1.1.4.
                     47: #
1.3     ! jlam       48: BUILTIN_CAN_2003_0107_FIX+=    FreeBSD-*-* OpenBSD-*-*
        !            49: .  if ${BUILTIN_VERSION.zlib} == "1.1.4"
        !            50: .    for _pattern_ in ${BUILTIN_CAN_2003_0107_FIX}
        !            51: .      if !empty(MACHINE_PLATFORM:M${_pattern_})
        !            52: BUILTIN_VERSION.zlib=  1.1.4nb1
        !            53: .      endif
        !            54: .    endfor
1.1       jlam       55: .  endif
1.3     ! jlam       56: BUILTIN_PKG.zlib=      zlib-${BUILTIN_VERSION.zlib}
        !            57: .endif
        !            58: MAKEVARS+=     BUILTIN_PKG.zlib
1.1       jlam       59:
1.3     ! jlam       60: ###
        !            61: ### Determine whether we should use the built-in implementation if it
        !            62: ### exists, and set USE_BUILTIN.<pkg> appropriate ("yes" or "no").
        !            63: ###
1.1       jlam       64: .if !defined(USE_BUILTIN.zlib)
1.3     ! jlam       65: .  if ${PREFER.zlib} == "pkgsrc"
        !            66: USE_BUILTIN.zlib=      no
        !            67: .  else
        !            68: USE_BUILTIN.zlib=      ${IS_BUILTIN.zlib}
        !            69: .    if defined(BUILTIN_PKG.zlib) && \
        !            70:         !empty(IS_BUILTIN.zlib:M[yY][eE][sS])
1.1       jlam       71: USE_BUILTIN.zlib=      yes
1.3     ! jlam       72: .      for _dep_ in ${BUILDLINK_DEPENDS.zlib}
        !            73: .        if !empty(USE_BUILTIN.zlib:M[yY][eE][sS])
1.1       jlam       74: USE_BUILTIN.zlib!=     \
1.3     ! jlam       75:        if ${PKG_ADMIN} pmatch ${_dep_:Q} ${BUILTIN_PKG.zlib:Q}; then   \
        !            76:                ${ECHO} yes;                                            \
1.1       jlam       77:        else                                                            \
1.3     ! jlam       78:                ${ECHO} no;                                             \
1.1       jlam       79:        fi
1.3     ! jlam       80: .        endif
        !            81: .      endfor
        !            82: .    endif
        !            83: .  endif  # PREFER.zlib
        !            84: .endif
        !            85: MAKEVARS+=     USE_BUILTIN.zlib
1.1       jlam       86:
1.3     ! jlam       87: # If USE_ZLIB is defined, then force the use of a true zlib
        !            88: # implementation.
        !            89: #
        !            90: .if defined(USE_ZLIB)
        !            91: .  if !empty(IS_BUILTIN.zlib:M[nN][oO])
1.1       jlam       92: USE_BUILTIN.zlib=      no
                     93: .  endif
                     94: .endif