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ICU-5576 Describe _MSE_PROTOS, NOCSECT, dll, xplink interaction.

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X-SVN-Rev: 21587
This commit is contained in:
George Rhoten 2007-05-29 08:17:21 +00:00
parent 21ad5f4698
commit 8b4158e5a1
1 changed files with 15 additions and 9 deletions
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24
icu4c/source/config/mh-os390
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@ -46,13 +46,13 @@ else
ICU_IEEE = -DIEEE_754=0#M#
endif
## Additional flags when building libraries and with threads
THREADSCPPFLAGS = -D_OPEN_THREADS
# For a dynamically called DLL module to share access to the POSIX external
# variables, with its caller, the DLL module must define these _SHR_* macros.
SHAREDLIBCPPFLAGS = -D_SHR_TZNAME -D_SHR_TIMEZONE -D_SHR_DAYLIGHT
## Additional flags when building libraries and with threads
THREADSCPPFLAGS = -D_OPEN_THREADS
# -Wc,expo is used to export all functions
SHAREDLIBCFLAGS = -Wc,expo
SHAREDLIBCXXFLAGS = -Wc,expo
@ -62,20 +62,26 @@ SHAREDLIBCXXFLAGS = -Wc,expo
# The RENT option makes the program reentrant. This may not really have the same
# meaning as normal reentrancy on other platforms. See the z/OS documentation
# for details. This is the default for C++, but not C.
# The DLL option must be used by the callee and caller code when using shared libraries.
# NOCSECT might be used as an optimization option.
# -+ means accept any file extension as a C++ file. By default only .C is accepted.
CFLAGS += -Wc,'langlvl(extended),spill(2000),ros,rent,dll' $(ICU_IEEE)
CXXFLAGS += -Wc,'langlvl(extended),spill(2000),ros,dll' $(ICU_IEEE) -+
DEFS += -D_MSE_PROTOS
ARFLAGS = -cr
# _MSE_PROTOS usually interacts with _XOPEN_SOURCE. It affects some standard
# C functions that use wchar_t, and it selects behavior for
# multibyte extension support (MSE) functions.
#DEFS += -D_MSE_PROTOS
ifeq (${OS390_XPLINK}, 1)
#SH# if [ "x$OS390_XPLINK" = "x1" ]; then
# Note: The following options require the PTF for PQ69418 on z/OS 1.2
# and later.
# These lines must be the last options specified.
ICU_XPLINK_C = -Wc,'xplink(backchain,storeargs)' -Wc,'GOFF,NOCSECT'
ICU_XPLINK_CXX = -Wc,'xplink(backchain,storeargs)' -Wc,'GOFF,NOCSECT,NOTEMPINC'
ICU_XPLINK_L = -Wl,dll,xplink
# GOFF is is the strategic object module format for S/390. It is required for XPLINK.
# NOTEMPINC could be used if ICU starts using templates.
ICU_XPLINK_C = -Wc,'xplink(backchain,storeargs),goff'
ICU_XPLINK_CXX = -Wc,'xplink(backchain,storeargs),goff'
ICU_XPLINK_L = -Wl,xplink
#SH# fi
endif