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[perl5.git] / hints / os2.sh
1 # hints/os2.sh
2 # This file reflects the tireless work of
3 # Ilya Zakharevich <ilya@math.ohio-state.edu>
4 #
5 # Trimmed and comments added by 
6 #     Andy Dougherty  <doughera@lafcol.lafayette.edu>
7 #     Exactly what is required beyond a standard OS/2 installation?
8 #     There are notes about "patched pdksh" I don't understand.
9
10 # Note that symbol extraction code gives wrong answers (sometimes?) on
11 # gethostent and setsid.
12
13 # Note that during the .obj compile you need to move the perl.dll file
14 # to LIBPATH :-(
15
16 #osname="OS/2"
17 sysman=`../UU/loc . /man/man1 c:/man/man1 c:/usr/man/man1 d:/man/man1 d:/usr/man/man1 e:/man/man1 e:/usr/man/man1 f:/man/man1 f:/usr/man/man1 g:/man/man1 g:/usr/man/man1 /usr/man/man1`
18 cc='gcc'
19 usrinc='/emx/include'
20 libemx="`../UU/loc . X c:/emx/lib d:/emx/lib e:/emx/lib f:/emx/lib g:/emx/lib h:/emx/lib /emx/lib`"
21
22 if test "$libemx" = "X"; then echo "Cannot find C library!"; fi
23
24 libpth="$libemx/st $libemx"
25
26 so='dll'
27
28 # Additional definitions:
29
30 firstmakefile='GNUmakefile'
31 exe_ext='.exe'
32
33 if [ "$emxaout" != "" ]; then
34     d_shrplib='undef'
35     obj_ext='.o'
36     lib_ext='.a'
37     ar='ar'
38     plibext='.a'
39     d_fork='define'
40     lddlflags='-Zdll'
41     ldflags='-Zexe'
42     ccflags='-DDOSISH -DNO_SYS_ALLOC -DOS2=2 -DEMBED -I. -DPACK_MALLOC'
43     use_clib='c'
44 else
45     d_shrplib='define'
46     obj_ext='.obj'
47     lib_ext='.lib'
48     ar='emxomfar'
49     plibext='.lib'
50     d_fork='undef'
51     lddlflags='-Zdll -Zomf -Zcrtdll'
52     # Recursive regmatch may eat 2.5M of stack alone.
53     ldflags='-Zexe -Zomf -Zcrtdll -Zstack 32000'
54     ccflags='-Zomf -DDOSISH -DOS2=2 -DEMBED -I. -DPACK_MALLOC'
55     use_clib='c_import'
56 fi
57
58 # To get into config.sh (should start at the beginning of line)
59 # or you can put it into config.over.
60 plibext="$plibext"
61
62 #libc="/emx/lib/st/c_import$lib_ext"
63 libc="$libemx/st/$use_clib$lib_ext"
64
65 if test -r "$libemx/c_alias$lib_ext"; then 
66     libnames="$libemx/c_alias$lib_ext"
67 fi
68 # otherwise puts -lc ???
69
70 # [Maybe we should just remove c from $libswanted ?]
71
72 libs='-lsocket -lm'
73 archobjs="os2$obj_ext"
74
75 # Run files without extension with sh - feature of patched ksh
76 # [???]
77 NOHASHBANG=sh
78 # Same with newer ksh
79 EXECSHELL=sh
80
81 cccdlflags='-Zdll'
82 dlsrc='dl_os2.xs'
83 ld='gcc'
84 usedl='define'
85
86 #cppflags='-DDOSISH -DOS2=2 -DEMBED -I.'
87
88 # for speedup: (some patches to ungetc are also needed):
89 # Note that without this guy tests 8 and 10 of io/tell.t fail, with it 11 fails
90
91 stdstdunder=`echo "#include <stdio.h>" | cpp | egrep -c "char +\* +_ptr"`
92 d_stdstdio='define'
93 d_stdiobase='define'
94 d_stdio_ptr_lval='define'
95 d_stdio_cnt_lval='define'
96
97 if test "$stdstdunder" = 0; then
98   stdio_ptr='((fp)->ptr)'
99   stdio_cnt='((fp)->rcount)'
100   stdio_base='((fp)->buffer)'
101   stdio_bufsiz='((fp)->rcount + (fp)->ptr - (fp)->buffer)'
102   ccflags="$ccflags -DMYTTYNAME"
103   myttyname='define'
104 else
105   stdio_ptr='((fp)->_ptr)'
106   stdio_cnt='((fp)->_rcount)'
107   stdio_base='((fp)->_buffer)'
108   stdio_bufsiz='((fp)->_rcount + (fp)->_ptr - (fp)->_buffer)'
109 fi
110
111 # to put into config.sh
112 myttyname="$myttyname"
113
114 # To have manpages installed
115 nroff='nroff.cmd'
116 # above will be overwritten otherwise, indented to avoid config.sh
117   _nroff='nroff.cmd'
118
119 ln='cp'
120 # Will be rewritten otherwise, indented to not put in config.sh
121   _ln='cp'
122 lns='cp'
123
124 nm_opt='-p'
125
126 ####### All the rest is commented
127
128 # I do not have these:
129 #dynamic_ext='Fcntl GDBM_File SDBM_File POSIX Socket UPM REXXCALL'
130 #dynamic_ext='Fcntl POSIX Socket SDBM_File Devel/DProf'
131 #extensions='Fcntl GDBM_File SDBM_File POSIX Socket UPM REXXCALL'
132 #extensions='Fcntl SDBM_File POSIX Socket Devel/DProf'
133
134 # The next two are commented. pdksh handles #!
135 # sharpbang='extproc '
136 # shsharp='false'
137
138 # Commented:
139 #startsh='extproc ksh\\n#! sh'