1
$! libiberty/vmsbuild.com -- build liberty.olb for VMS host, VMS target
3
$ CC = "gcc /noVerbose/Debug/Incl=([],[-.include])"
4
$ LIBR = "library /Obj"
6
$ DELETE= "delete /noConfirm"
7
$ SEARCH= "search /Exact"
8
$ ECHO = "write sys$output"
9
$ ABORT = "exit %x002C"
11
$ LIB_NAME = "liberty.olb" !this is what we're going to construct
12
$ WORK_LIB = "new-lib.olb" !used to guard against an incomplete build
14
$! manually copied from Makefile.in
15
$ REQUIRED_OFILES = "argv.o basename.o choose-temp.o concat.o cplus-dem.o "-
16
+ "fdmatch.o fnmatch.o getopt.o getopt1.o getruntime.o hex.o "-
17
+ "floatformat.o objalloc.o obstack.o spaces.o strerror.o strsignal.o "-
18
+ "xatexit.o xexit.o xmalloc.o xmemdup.o xstrdup.o xstrerror.o"
19
$! anything not caught by link+search of dummy.* should be added here
22
$! move to the directory which contains this command procedure
23
$ old_dir = f$environ("DEFAULT")
24
$ new_dir = f$parse("_._;",f$environ("PROCEDURE")) - "_._;"
25
$ set default 'new_dir'
27
$ ECHO "Starting libiberty build..."
29
/* libiberty config.h for VMS */
30
#define NEED_sys_siglist
31
#define NEED_strsignal
34
$ LIBR 'WORK_LIB' /Create
36
$! first pass: compile "required" modules
37
$ ofiles = REQUIRED_OFILES + " " + EXTRA_OFILES
41
$! second pass: process dummy.c, using the first pass' results
42
$ ECHO " now checking run-time library for missing functionality"
43
$ if f$search("dummy.obj").nes."" then DELETE dummy.obj;*
44
$ define/noLog sys$error _NL: !can't use /User_Mode here due to gcc
45
$ define/noLog sys$output _NL: ! driver's use of multiple image activation
46
$ on error then continue
48
$ deassign sys$error !restore, more or less
50
$ if f$search("dummy.obj").eqs."" then goto pass2_failure1
51
$! link dummy.obj, capturing full linker feedback in dummy.map
52
$ oldmsg = f$environ("MESSAGE")
53
$ set message /Facility/Severity/Identification/Text
54
$ define/User sys$output _NL:
55
$ define/User sys$error _NL:
56
$ LINK/Map=dummy.map/noExe dummy.obj,'WORK_LIB'/Libr,-
57
gnu_cc:[000000]gcclib.olb/Libr,sys$library:vaxcrtl.olb/Libr
58
$ set message 'oldmsg'
59
$ if f$search("dummy.map").eqs."" then goto pass2_failure2
61
$ SEARCH dummy.map "%LINK-I-UDFSYM" /Output=dummy.list
63
$ ECHO " check completed"
64
$! we now have a file with one entry per line of unresolvable symbols
66
$ if f$trnlnm("IFILE$").nes."" then close/noLog ifile$
67
$ open/Read ifile$ dummy.list
68
$iloop: read/End=idone ifile$ iline
69
$ iline = f$edit(iline,"COMPRESS,TRIM,LOWERCASE")
70
$ ofiles = ofiles + " " + f$element(1," ",iline) + ".o"
76
$! third pass: compile "missing" modules collected in pass 2
81
$ LIBR 'WORK_LIB' /Compress /Output='LIB_NAME' !new-lib.olb -> liberty.olb
85
$ ECHO "Completed libiberty build."
89
$ COPY LIBERTY.OLB GNU_CC:[000000]
90
so that this run-time library resides in the same location as gcc's
91
support library. When building gas, be sure to leave the original
92
copy of liberty.olb here so that gas's build procedure can find it.
94
$ set default 'old_dir'
98
$! compile each element of the space-delimited list 'ofiles'
101
$ ofiles = f$edit(ofiles,"COMPRESS,TRIM")
104
$ f = f$element(i," ",ofiles)
105
$ if f.eqs." " then goto odone
106
$ f = f - ".o" !strip dummy suffix
109
$ if pass.eq.3 .and. f$search("''f'.c").eqs."" then gosub chk_deffunc
113
$ LIBR 'WORK_LIB' 'f'.obj /Insert
122
$! check functions.def for a DEFFUNC() entry corresponding to missing file 'f'.c
125
$ define/User sys$output _NL:
126
$ define/User sys$error _NL:
127
$ SEARCH functions.def "DEFFUNC","''f'" /Match=AND
128
$ if (($status.and.%x7FFFFFFF) .eq. 1)
131
$ open/Append config_h config.h
132
$ write config_h "#define NEED_''f'"
139
$! if we reach here, dummy.c failed to compile and we're really stuck
142
Cannot compile the library contents checker (dummy.c + functions.def),
145
$! attempt the compile again, without suppressing diagnostic messages this time
146
$ on error then ABORT +0*f$verify(v)
149
$ ABORT +0*f$verify(v) !'f$verify(0)'
152
$! should never reach here..
155
Cannot link the library contents checker (dummy.obj), so cannot continue!
157
$! attempt the link again, without suppressing diagnostic messages this time
158
$ on error then ABORT +0*f$verify(v)
160
$ LINK/Map=dummy.map/noExe dummy.obj,'WORK_LIB'/Libr,-
161
gnu_cc:[000000]gcclib.olb/Libr,sys$library:vaxcrtl.olb/Libr
162
$ ABORT +0*f$verify(v) !'f$verify(0)'
added
removed
libiberty/vmsbuild.com
