summaryrefslogtreecommitdiffstats
path: root/m4/ocaml.m4
blob: 479f3a86bb8335fbf0851790ab737980e201876d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
dnl autoconf macros for OCaml
dnl
dnl Copyright © 2009      Richard W.M. Jones
dnl Copyright © 2009      Stefano Zacchiroli
dnl Copyright © 2000-2005 Olivier Andrieu
dnl Copyright © 2000-2005 Jean-Christophe Filliâtre
dnl Copyright © 2000-2005 Georges Mariano
dnl
dnl For documentation, please read the ocaml.m4 man page.

AC_DEFUN([AC_PROG_OCAML],
[dnl
  # checking for ocamlc
  AC_CHECK_TOOL([OCAMLC],[ocamlc],[no])

  if test "$OCAMLC" != "no"; then
     OCAMLVERSION=`$OCAMLC -v | sed -n -e 's|.*version* *\(.*\)$|\1|p'`
     AC_MSG_RESULT([OCaml version is $OCAMLVERSION])
     # If OCAMLLIB is set, use it
     if test "$OCAMLLIB" = ""; then
        OCAMLLIB=`$OCAMLC -where 2>/dev/null || $OCAMLC -v|tail -1|cut -d ' ' -f 4`
     else
        AC_MSG_RESULT([OCAMLLIB previously set; preserving it.])
     fi
     AC_MSG_RESULT([OCaml library path is $OCAMLLIB])

     AC_SUBST([OCAMLVERSION])
     AC_SUBST([OCAMLLIB])

     # checking for ocamlopt
     AC_CHECK_TOOL([OCAMLOPT],[ocamlopt],[no])
     OCAMLBEST=byte
     if test "$OCAMLOPT" = "no"; then
	AC_MSG_WARN([Cannot find ocamlopt; bytecode compilation only.])
     else
	TMPVERSION=`$OCAMLOPT -v | sed -n -e 's|.*version* *\(.*\)$|\1|p' `
	if test "$TMPVERSION" != "$OCAMLVERSION" ; then
	    AC_MSG_RESULT([versions differs from ocamlc; ocamlopt discarded.])
	    OCAMLOPT=no
	else
	    OCAMLBEST=opt
	fi
     fi

     AC_SUBST([OCAMLBEST])

     # checking for ocamlc.opt
     AC_CHECK_TOOL([OCAMLCDOTOPT],[ocamlc.opt],[no])
     if test "$OCAMLCDOTOPT" != "no"; then
	TMPVERSION=`$OCAMLCDOTOPT -v | sed -n -e 's|.*version* *\(.*\)$|\1|p' `
	if test "$TMPVERSION" != "$OCAMLVERSION" ; then
	    AC_MSG_RESULT([versions differs from ocamlc; ocamlc.opt discarded.])
	else
	    OCAMLC=$OCAMLCDOTOPT
	fi
     fi

     # checking for ocamlopt.opt
     if test "$OCAMLOPT" != "no" ; then
	AC_CHECK_TOOL([OCAMLOPTDOTOPT],[ocamlopt.opt],[no])
	if test "$OCAMLOPTDOTOPT" != "no"; then
	   TMPVERSION=`$OCAMLOPTDOTOPT -v | sed -n -e 's|.*version* *\(.*\)$|\1|p' `
	   if test "$TMPVERSION" != "$OCAMLVERSION" ; then
	      AC_MSG_RESULT([version differs from ocamlc; ocamlopt.opt discarded.])
	   else
	      OCAMLOPT=$OCAMLOPTDOTOPT
	   fi
        fi
     fi

     AC_SUBST([OCAMLOPT])
  fi

  AC_SUBST([OCAMLC])

  # checking for ocaml toplevel
  AC_CHECK_TOOL([OCAML],[ocaml],[no])

  # checking for ocamldep
  AC_CHECK_TOOL([OCAMLDEP],[ocamldep],[no])

  # checking for ocamlmktop
  AC_CHECK_TOOL([OCAMLMKTOP],[ocamlmktop],[no])

  # checking for ocamlmklib
  AC_CHECK_TOOL([OCAMLMKLIB],[ocamlmklib],[no])

  # checking for ocamldoc
  AC_CHECK_TOOL([OCAMLDOC],[ocamldoc],[no])

  # checking for ocamlbuild
  AC_CHECK_TOOL([OCAMLBUILD],[ocamlbuild],[no])
])


AC_DEFUN([AC_PROG_OCAMLLEX],
[dnl
  # checking for ocamllex
  AC_CHECK_TOOL([OCAMLLEX],[ocamllex],[no])
  if test "$OCAMLLEX" != "no"; then
    AC_CHECK_TOOL([OCAMLLEXDOTOPT],[ocamllex.opt],[no])
    if test "$OCAMLLEXDOTOPT" != "no"; then
	OCAMLLEX=$OCAMLLEXDOTOPT
    fi
  fi
  AC_SUBST([OCAMLLEX])
])

AC_DEFUN([AC_PROG_OCAMLYACC],
[dnl
  AC_CHECK_TOOL([OCAMLYACC],[ocamlyacc],[no])
  AC_SUBST([OCAMLYACC])
])


AC_DEFUN([AC_PROG_CAMLP4],
[dnl
  AC_REQUIRE([AC_PROG_OCAML])dnl

  # checking for camlp4
  AC_CHECK_TOOL([CAMLP4],[camlp4],[no])
  if test "$CAMLP4" != "no"; then
     TMPVERSION=`$CAMLP4 -v 2>&1| sed -n -e 's|.*version *\(.*\)$|\1|p'`
     if test "$TMPVERSION" != "$OCAMLVERSION" ; then
	AC_MSG_RESULT([versions differs from ocamlc])
        CAMLP4=no
     fi
  fi
  AC_SUBST([CAMLP4])

  # checking for companion tools
  AC_CHECK_TOOL([CAMLP4BOOT],[camlp4boot],[no])
  AC_CHECK_TOOL([CAMLP4O],[camlp4o],[no])
  AC_CHECK_TOOL([CAMLP4OF],[camlp4of],[no])
  AC_CHECK_TOOL([CAMLP4OOF],[camlp4oof],[no])
  AC_CHECK_TOOL([CAMLP4ORF],[camlp4orf],[no])
  AC_CHECK_TOOL([CAMLP4PROF],[camlp4prof],[no])
  AC_CHECK_TOOL([CAMLP4R],[camlp4r],[no])
  AC_CHECK_TOOL([CAMLP4RF],[camlp4rf],[no])
  AC_SUBST([CAMLP4BOOT])
  AC_SUBST([CAMLP4O])
  AC_SUBST([CAMLP4OF])
  AC_SUBST([CAMLP4OOF])
  AC_SUBST([CAMLP4ORF])
  AC_SUBST([CAMLP4PROF])
  AC_SUBST([CAMLP4R])
  AC_SUBST([CAMLP4RF])
])


AC_DEFUN([AC_PROG_FINDLIB],
[dnl
  AC_REQUIRE([AC_PROG_OCAML])dnl

  # checking for ocamlfind
  AC_CHECK_TOOL([OCAMLFIND],[ocamlfind],[no])
  AC_SUBST([OCAMLFIND])
])


dnl Thanks to Jim Meyering for working this next bit out for us.
dnl XXX We should define AS_TR_SH if it's not defined already
dnl (eg. for old autoconf).
AC_DEFUN([AC_CHECK_OCAML_PKG],
[dnl
  AC_REQUIRE([AC_PROG_FINDLIB])dnl

  AC_MSG_CHECKING([for OCaml findlib package $1])

  unset found
  unset pkg
  found=no
  for pkg in $1 $2 ; do
    if $OCAMLFIND query $pkg >/dev/null 2>/dev/null; then
      AC_MSG_RESULT([found])
      AS_TR_SH([OCAML_PKG_$1])=$pkg
      found=yes
      break
    fi
  done
  if test "$found" = "no" ; then
    AC_MSG_RESULT([not found])
    AS_TR_SH([OCAML_PKG_$1])=no
  fi

  AC_SUBST(AS_TR_SH([OCAML_PKG_$1]))
])


AC_DEFUN([AC_CHECK_OCAML_MODULE],
[dnl
  AC_MSG_CHECKING([for OCaml module $2])

  cat > conftest.ml <<EOF
open $3
EOF
  unset found
  for $1 in $$1 $4 ; do
    if $OCAMLC -c -I "$$1" conftest.ml >&5 2>&5 ; then
      found=yes
      break
    fi
  done

  if test "$found" ; then
    AC_MSG_RESULT([$$1])
  else
    AC_MSG_RESULT([not found])
    $1=no
  fi
  AC_SUBST([$1])
])


dnl XXX Cross-compiling
AC_DEFUN([AC_CHECK_OCAML_WORD_SIZE],
[dnl
  AC_REQUIRE([AC_PROG_OCAML])dnl
  AC_MSG_CHECKING([for OCaml compiler word size])
  cat > conftest.ml <<EOF
  print_endline (string_of_int Sys.word_size)
  EOF
  OCAML_WORD_SIZE=`$OCAML conftest.ml`
  AC_MSG_RESULT([$OCAML_WORD_SIZE])
  AC_SUBST([OCAML_WORD_SIZE])
])

AC_DEFUN([AC_CHECK_OCAML_OS_TYPE],
[dnl
  AC_REQUIRE([AC_PROG_OCAML])dnl
  AC_MSG_CHECKING([OCaml Sys.os_type])

  cat > conftest.ml <<EOF
  print_string(Sys.os_type);;
EOF

  OCAML_OS_TYPE=`$OCAML conftest.ml`
  AC_MSG_RESULT([$OCAML_OS_TYPE])
  AC_SUBST([OCAML_OS_TYPE])
])