bsd.linker.mk (08154765caafe2f13a7087a97170710e7f50bee0) bsd.linker.mk (19fad65511484261b44a1f73381f71262315610c)
1# $FreeBSD$
2
3# Setup variables for the linker.
4#
5# LINKER_TYPE is the major type of linker. Currently binutils and lld support
6# automatic detection.
7#
8# LINKER_VERSION is a numeric constant equal to:

--- 5 unchanged lines hidden (view full) ---

14# This file may be included multiple times, but only has effect the first time.
15#
16
17.if !target(__<bsd.linker.mk>__)
18__<bsd.linker.mk>__:
19
20.for ld X_ in LD $${_empty_var_} XLD X_
21.if ${ld} == "LD" || !empty(XLD)
1# $FreeBSD$
2
3# Setup variables for the linker.
4#
5# LINKER_TYPE is the major type of linker. Currently binutils and lld support
6# automatic detection.
7#
8# LINKER_VERSION is a numeric constant equal to:

--- 5 unchanged lines hidden (view full) ---

14# This file may be included multiple times, but only has effect the first time.
15#
16
17.if !target(__<bsd.linker.mk>__)
18__<bsd.linker.mk>__:
19
20.for ld X_ in LD $${_empty_var_} XLD X_
21.if ${ld} == "LD" || !empty(XLD)
22# Try to import LINKER_TYPE and LINKER_VERSION from parent make.
23# The value is only used/exported for the same environment that impacts
24# LD and LINKER_* settings here.
25_exported_vars= ${X_}LINKER_TYPE ${X_}LINKER_VERSION
26${X_}_ld_hash= ${${ld}}${MACHINE}${PATH}
27${X_}_ld_hash:= ${${X_}_ld_hash:hash}
28# Only import if none of the vars are set somehow else.
29_can_export= yes
30.for var in ${_exported_vars}
31.if defined(${var})
32_can_export= no
33.endif
34.endfor
35.if ${_can_export} == yes
36.for var in ${_exported_vars}
37.if defined(${var}.${${X_}_ld_hash})
38${var}= ${${var}.${${X_}_ld_hash}}
39.endif
40.endfor
41.endif
42
22.if ${ld} == "LD" || (${ld} == "XLD" && ${XLD} != ${LD})
23
24_ld_version!= ${${ld}} --version 2>/dev/null | head -n 1 || echo none
25.if ${_ld_version} == "none"
26.error Unable to determine linker type from ${ld}=${${ld}}
27.endif
28.if ${_ld_version:[1..2]} == "GNU ld"
29${X_}LINKER_TYPE= binutils

--- 5 unchanged lines hidden (view full) ---

35.error Unknown linker from ${ld}=${${ld}}: ${_ld_version}
36.endif
37${X_}LINKER_VERSION!= echo "${_v:M[1-9].[0-9]*}" | \
38 awk -F. '{print $$1 * 10000 + $$2 * 100 + $$3;}'
39.undef _ld_version
40.undef _v
41.endif # ${ld} == "LD" || (${ld} == "XLD" && ${XLD} != ${LD})
42
43.if ${ld} == "LD" || (${ld} == "XLD" && ${XLD} != ${LD})
44
45_ld_version!= ${${ld}} --version 2>/dev/null | head -n 1 || echo none
46.if ${_ld_version} == "none"
47.error Unable to determine linker type from ${ld}=${${ld}}
48.endif
49.if ${_ld_version:[1..2]} == "GNU ld"
50${X_}LINKER_TYPE= binutils

--- 5 unchanged lines hidden (view full) ---

56.error Unknown linker from ${ld}=${${ld}}: ${_ld_version}
57.endif
58${X_}LINKER_VERSION!= echo "${_v:M[1-9].[0-9]*}" | \
59 awk -F. '{print $$1 * 10000 + $$2 * 100 + $$3;}'
60.undef _ld_version
61.undef _v
62.endif # ${ld} == "LD" || (${ld} == "XLD" && ${XLD} != ${LD})
63
64# Export the values so sub-makes don't have to look them up again, using the
65# hash key computed above.
66.for var in ${_exported_vars}
67${var}.${${X_}_ld_hash}:= ${${var}}
68.export-env ${var}.${${X_}_ld_hash}
69.undef ${var}.${${X_}_ld_hash}
70.endfor
71
43.endif # ${ld} == "LD" || !empty(XLD)
44.endfor # .for ld in LD XLD
45
46
47.endif # !target(__<bsd.linker.mk>__)
72.endif # ${ld} == "LD" || !empty(XLD)
73.endfor # .for ld in LD XLD
74
75
76.endif # !target(__<bsd.linker.mk>__)