diff options
Diffstat (limited to 'Configurations')
| -rw-r--r-- | Configurations/descrip.mms.tmpl | 35 |
1 files changed, 34 insertions, 1 deletions
diff --git a/Configurations/descrip.mms.tmpl b/Configurations/descrip.mms.tmpl index 95262fe638..3d221f5ef7 100644 --- a/Configurations/descrip.mms.tmpl +++ b/Configurations/descrip.mms.tmpl @@ -751,13 +751,46 @@ EOF $x =~ s|(\.OLB)|$1/LIB|; "WRITE OPT_FILE \"$x\"" } @deps) || "\@ !"; + # The linking commands looks a bit complex, but it's for good reason. + # When you link, say, foo.obj, bar.obj and libsomething.exe/share, and + # bar.obj happens to have a symbol that also exists in libsomething.exe, + # the linker will warn about it, loudly, and will then choose to pick + # the first copy encountered (the one in bar.obj in this example). + # On Unix and on Windows, the corresponding maneuvre goes through + # silently with the same effect. + # With some test programs, made for checking the internals of OpenSSL, + # we do this kind of linking deliberately, picking a few specific object + # files from within [.crypto] or [.ssl] so we can reach symbols that are + # otherwise unreachable (since the shareable images only exports the + # symbols listed in [.util]*.num), and then with the shared libraries + # themselves. So we need to silence the warning about multiply defined + # symbols, to mimic the way linking work on Unix and Windows, and so + # the build isn't interrupted (MMS stops when warnings are signaled, + # by default), and so someone building doesn't have to worry where it + # isn't necessary. If there are other warnings, however, we show them + # and let it break the build. return <<"EOF"; $bin.EXE : $deps OPEN/WRITE/SHARE=READ OPT_FILE $bin.OPT $write_opt1 $write_opt2 CLOSE OPT_FILE - LINK/EXEC=$bin.EXE \$(LDFLAGS) $bin.OPT/OPT \$(EX_LIBS) + - pipe SPAWN/WAIT/NOLOG/OUT=$bin.LINKLOG - + LINK/EXEC=$bin.EXE \$(LDFLAGS) $bin.OPT/OPT \$(EX_LIBS) ; - + link_status = \$status ; link_severity = link_status .AND. 7 + @ search_severity = 1 + -@ IF link_severity .EQ. 0 THEN - + pipe SEARCH $bin.LINKLOG "%","-"/MATCH=AND | - + SPAWN/WAIT/NOLOG/OUT=NLA0: - + SEARCH SYS\$INPUT: "-W-MULDEF,"/MATCH=NOR ; - + search_severity = \$severity + @ ! search_severity is 3 when the last search didn't find any matching + @ ! string: %SEARCH-I-NOMATCHES, no strings matched + -@ IF search_severity .NE. 3 .OR. link_severity .NE. 1 THEN - + TYPE $bin.LINKLOG + -@ DELETE $bin.LINKLOG;* + @ IF search_severity .NE. 3 .OR. link_severity .NE. 1 THEN - + SPAWN/WAIT/NOLOG EXIT 'link_status' - PURGE $bin.EXE,$bin.OPT EOF } |