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-rw-r--r--m4/np_curl.m460
1 files changed, 60 insertions, 0 deletions
diff --git a/m4/np_curl.m4 b/m4/np_curl.m4
new file mode 100644
index 0000000..64c3db5
--- /dev/null
+++ b/m4/np_curl.m4
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1dnl These are for the libs and macros from curl
2dnl Currently utilising v7.12.3
3
4dnl We use jm_ for non Autoconf macros.
5dnl m4_pattern_forbid([^np_[ABCDEFGHIJKLMNOPQRSTUVXYZ]])dnl
6dnl m4_pattern_forbid([^jm_[ABCDEFGHIJKLMNOPQRSTUVXYZ]])dnl
7dnl m4_pattern_forbid([^gl_[ABCDEFGHIJKLMNOPQRSTUVXYZ]])dnl
8
9dnl These are all m4 things that need to be called
10dnl Usually in coreutils' prereq.m4, but this is a subset that we need
11AC_DEFUN([np_CURL],
12[
13 AC_REQUIRE([TYPE_SOCKLEN_T])
14])
15
16dnl Check for socklen_t: historically on BSD it is an int, and in
17dnl POSIX 1g it is a type of its own, but some platforms use different
18dnl types for the argument to getsockopt, getpeername, etc. So we
19dnl have to test to find something that will work.
20AC_DEFUN([TYPE_SOCKLEN_T],
21[
22 AC_CHECK_TYPE([socklen_t], ,[
23 AC_MSG_CHECKING([for socklen_t equivalent])
24 AC_CACHE_VAL([curl_cv_socklen_t_equiv],
25 [
26 # Systems have either "struct sockaddr *" or
27 # "void *" as the second argument to getpeername
28 curl_cv_socklen_t_equiv=
29 for arg2 in "struct sockaddr" void; do
30 for t in int size_t unsigned long "unsigned long"; do
31 AC_TRY_COMPILE([
32 #ifdef HAVE_SYS_TYPES_H
33 #include <sys/types.h>
34 #endif
35 #ifdef HAVE_SYS_SOCKET_H
36 #include <sys/socket.h>
37 #endif
38
39 int getpeername (int, $arg2 *, $t *);
40 ],[
41 $t len;
42 getpeername(0,0,&len);
43 ],[
44 curl_cv_socklen_t_equiv="$t"
45 break
46 ])
47 done
48 done
49
50 if test "x$curl_cv_socklen_t_equiv" = x; then
51 AC_MSG_ERROR([Cannot find a type to use in place of socklen_t])
52 fi
53 ])
54 AC_MSG_RESULT($curl_cv_socklen_t_equiv)
55 AC_DEFINE_UNQUOTED(socklen_t, $curl_cv_socklen_t_equiv,
56 [type to use in place of socklen_t if not defined])],
57 [#include <sys/types.h>
58#include <sys/socket.h>])
59])
60