diff options
Diffstat (limited to 'm4')
| -rw-r--r-- | m4/np_curl.m4 | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/m4/np_curl.m4 b/m4/np_curl.m4 new file mode 100644 index 00000000..64c3db54 --- /dev/null +++ b/m4/np_curl.m4 @@ -0,0 +1,60 @@ +dnl These are for the libs and macros from curl +dnl Currently utilising v7.12.3 + +dnl We use jm_ for non Autoconf macros. +dnl m4_pattern_forbid([^np_[ABCDEFGHIJKLMNOPQRSTUVXYZ]])dnl +dnl m4_pattern_forbid([^jm_[ABCDEFGHIJKLMNOPQRSTUVXYZ]])dnl +dnl m4_pattern_forbid([^gl_[ABCDEFGHIJKLMNOPQRSTUVXYZ]])dnl + +dnl These are all m4 things that need to be called +dnl Usually in coreutils' prereq.m4, but this is a subset that we need +AC_DEFUN([np_CURL], +[ + AC_REQUIRE([TYPE_SOCKLEN_T]) +]) + +dnl Check for socklen_t: historically on BSD it is an int, and in +dnl POSIX 1g it is a type of its own, but some platforms use different +dnl types for the argument to getsockopt, getpeername, etc. So we +dnl have to test to find something that will work. +AC_DEFUN([TYPE_SOCKLEN_T], +[ + AC_CHECK_TYPE([socklen_t], ,[ + AC_MSG_CHECKING([for socklen_t equivalent]) + AC_CACHE_VAL([curl_cv_socklen_t_equiv], + [ + # Systems have either "struct sockaddr *" or + # "void *" as the second argument to getpeername + curl_cv_socklen_t_equiv= + for arg2 in "struct sockaddr" void; do + for t in int size_t unsigned long "unsigned long"; do + AC_TRY_COMPILE([ + #ifdef HAVE_SYS_TYPES_H + #include <sys/types.h> + #endif + #ifdef HAVE_SYS_SOCKET_H + #include <sys/socket.h> + #endif + + int getpeername (int, $arg2 *, $t *); + ],[ + $t len; + getpeername(0,0,&len); + ],[ + curl_cv_socklen_t_equiv="$t" + break + ]) + done + done + + if test "x$curl_cv_socklen_t_equiv" = x; then + AC_MSG_ERROR([Cannot find a type to use in place of socklen_t]) + fi + ]) + AC_MSG_RESULT($curl_cv_socklen_t_equiv) + AC_DEFINE_UNQUOTED(socklen_t, $curl_cv_socklen_t_equiv, + [type to use in place of socklen_t if not defined])], + [#include <sys/types.h> +#include <sys/socket.h>]) +]) + |