aboutsummaryrefslogtreecommitdiff
path: root/m4/libpq.m4
blob: 380b57c090b8631768809ad87cfa7b7d309d6d78 (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
dnl file      : m4/libpq.m4
dnl copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
dnl license   : GNU GPL v2; see accompanying LICENSE file
dnl
dnl LIBPQ([ACTION-IF-FOUND[,
dnl       ACTION-IF-NOT-FOUND]])
dnl
dnl
AC_DEFUN([LIBPQ], [
libpq_found=no

AC_PATH_PROG([pg_config],[pg_config])

AC_MSG_CHECKING([for libpq])

# Check for libpq using default CPPFLAGS/LDFLAGS.
#
save_LIBS="$LIBS"
LIBS="-lpq $LIBS"

CXX_LIBTOOL_LINK_IFELSE(
AC_LANG_SOURCE([[
#include <libpq-fe.h>

int
main ()
{
  PGconn* conn = PQconnectdb ("");
  char* dbname =  PQdb (conn);
  PQfinish (conn);
  return 0;
}
]]),
[
libpq_found=yes
])

if test x"$libpq_found" = xno; then

  # If default CPPFLAGS/LDFLAGS didn't work, try to discover
  # them using pg_config.
  #
  if test x"$libpq_found" = xno; then

    if test x"$pg_config" != x; then
      save_CPPFLAGS="$CPPFLAGS"

      CPPFLAGS=-I`$pg_config --includedir`
      CPPFLAGS="$CPPFLAGS $save_CPPFLAGS"

      CXX_LIBTOOL_LINK_IFELSE(
AC_LANG_SOURCE([[
#include <libpq-fe.h>

int
main ()
{
  PGconn* conn = PQconnectdb ("");
  char* dbname =  PQdb (conn);
  PQfinish (conn);
  return 0;
}
]]),
[
libpq_found=yes
])

     if test x"$libpq_found" = xno; then
       CPPFLAGS="$save_CPPFLAGS"
     fi

    fi
  fi
fi

if test x"$libpq_found" = xyes; then
  AC_MSG_RESULT([yes])
  $1
else
  LIBS="$save_LIBS"
  AC_MSG_RESULT([no])
  $2
fi
])dnl