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
|
# autoconf input for Objective Caml programs
# by Jean-Christophe Fillitre, from a first script by Georges Mariano
#
# the script generated by autoconf from this input will set the following
# variables:
# OCAMLC "ocamlc" if present in the path, or a failure
# or "ocamlc.opt" if present with same version number as ocamlc
# OCAMLOPT "ocamlopt" (or "ocamlopt.opt" if present), or "no"
# OCAMLBEST either "byte" if no native compiler was found,
# or "opt" otherwise
# OCAMLDEP "ocamldep"
# OCAMLLEX "ocamllex"
# OCAMLYACC "ocamlyac"
# OCAMLLIB the path to the ocaml standard library
# OCAMLVERSION the ocaml version number
# check for one particular file of the sources
# ADAPT THE FOLLOWING LINE TO YOUR SOURCES!
AC_INIT(creal.mli)
VERSION=0.7
# Check for Ocaml compilers
# we first look for ocamlc in the path; if not present, we fail
AC_CHECK_PROG(OCAMLC,ocamlc,ocamlc,no)
if test "$OCAMLC" = no ; then
AC_MSG_ERROR(Cannot find ocamlc.)
fi
# we extract Ocaml version number and library path
OCAMLVERSION=`$OCAMLC -v | sed -n -e 's|.*version* *\(.*\)$|\1|p' `
echo "ocaml version is $OCAMLVERSION"
OCAMLLIB=`$OCAMLC -v | tail -1 | cut -f 4 -d " "`
echo "ocaml library path is $OCAMLLIB"
# then we look for ocamlopt; if not present, we issue a warning
# if the version is not the same, we also discard it
# we set OCAMLBEST to "opt" or "byte", whether ocamlopt is available or not
AC_CHECK_PROG(OCAMLOPT,ocamlopt,ocamlopt,no)
OCAMLBEST=byte
if test "$OCAMLOPT" = no ; then
AC_MSG_WARN(Cannot find ocamlopt; bytecode compilation only.)
else
AC_MSG_CHECKING(ocamlopt version)
TMPVERSION=`$OCAMLOPT -v | sed -n -e 's|.*version* *\(.*\)$|\1|p' `
if test "$TMPVERSION" != $OCAMLVERSION ; then
AC_MSG_RESULT(differs from ocamlc; ocamlopt discarded.)
OCAMLOPT=no
else
AC_MSG_RESULT(ok)
OCAMLBEST=opt
fi
fi
# checking for ocamlc.opt
AC_CHECK_PROG(OCAMLCDOTOPT,ocamlc.opt,ocamlc.opt,no)
if test "$OCAMLCDOTOPT" != no ; then
AC_MSG_CHECKING(ocamlc.opt version)
TMPVERSION=`$OCAMLCDOTOPT -v | sed -n -e 's|.*version* *\(.*\)$|\1|p' `
if test "$TMPVERSION" != $OCAMLVERSION ; then
AC_MSG_RESULT(differs from ocamlc; ocamlc.opt discarded.)
else
AC_MSG_RESULT(ok)
OCAMLC=$OCAMLCDOTOPT
fi
fi
# checking for ocamlopt.opt
if test "$OCAMLOPT" != no ; then
AC_CHECK_PROG(OCAMLOPTDOTOPT,ocamlopt.opt,ocamlopt.opt,no)
if test "$OCAMLOPTDOTOPT" != no ; then
AC_MSG_CHECKING(ocamlc.opt version)
TMPVER=`$OCAMLOPTDOTOPT -v | sed -n -e 's|.*version* *\(.*\)$|\1|p' `
if test "$TMPVER" != $OCAMLVERSION ; then
AC_MSG_RESULT(differs from ocamlc; ocamlopt.opt discarded.)
else
AC_MSG_RESULT(ok)
OCAMLOPT=$OCAMLOPTDOTOPT
fi
fi
fi
# ocamldep, ocamllex and ocamlyacc should also be present in the path
AC_CHECK_PROG(OCAMLDEP,ocamldep,ocamldep,no)
if test "$OCAMLDEP" = no ; then
AC_MSG_ERROR(Cannot find ocamldep.)
fi
AC_CHECK_PROG(OCAMLLEX,ocamllex,ocamllex,no)
if test "$OCAMLLEX" = no ; then
AC_MSG_ERROR(Cannot find ocamllex.)
fi
AC_CHECK_PROG(OCAMLYACC,ocamlyacc,ocamlyacc,no)
if test "$OCAMLYACC" = no ; then
AC_MSG_ERROR(Cannot find ocamlyacc.)
fi
# substitutions to perform
AC_SUBST(OCAMLC)
AC_SUBST(OCAMLOPT)
AC_SUBST(OCAMLDEP)
AC_SUBST(OCAMLLEX)
AC_SUBST(OCAMLYACC)
AC_SUBST(OCAMLBEST)
AC_SUBST(OCAMLVERSION)
AC_SUBST(OCAMLLIB)
AC_SUBST(VERSION)
# Finally create the Makefile from Makefile.in
AC_OUTPUT(Makefile creal.spec)
chmod a-w Makefile
|
