More work, but not there just yet.

[nmh] / configure.ac

diff --git a/configure.ac b/configure.ac
index 4bdf12d60c7cfcba15df04d536138652eec80d95..f8e691190319190f7d5e6caf20880af59140fc44 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -40,6 +40,10 @@ AS_IF([test x"$with_cyrus_sasl" != x -a x"$with_cyrus_sasl" != x"no"],[
            AC_MSG_WARN([Please pass the appropriate arguments to CPPFLAGS/LDFLAGS])])
       sasl_support=yes], [sasl_support=no])
 
+dnl Do you want client-side support for using OAuth2 for SMTP authentication?
+AC_ARG_WITH([oauth], AS_HELP_STRING([--with-oauth],
+  [Enable OAuth2 support in SMTP auth]))
+
 dnl Do you want client-side support for encryption with TLS?
 AC_ARG_WITH([tls], AS_HELP_STRING([--with-tls], [Enable TLS support]))
 AS_IF([test x"$with_tls" != x"no"],[
@@ -480,6 +484,49 @@ AS_IF([test x"$tls_support" = x"yes"],[
   [TLSLIB=])
 AC_SUBST([TLSLIB])
 
+dnl -----------------
+dnl CHECK FOR CURL
+dnl -----------------
+dnl Look for curl if oauth not disabled (--without-oauth).
+AC_PATH_PROG([curl_config], [curl-config])
+AS_IF([test "x$with_oauth" != xno && test -n "$curl_config"], [
+    save_CFLAGS="$CFLAGS"
+    CFLAGS="$CFLAGS `$curl_config --cflags`"
+    AC_CHECK_HEADER([curl/curl.h], [
+        HAVE_CURL_H=1
+        AC_CHECK_LIB([curl], [curl_easy_init], [
+            CURLLIB="`$curl_config --libs`"
+            AC_SUBST([CURLLIB])
+            CURL_USER_AGENT="`$curl_config --version | sed 's|^libcurl  *|libcurl/|; q'`"
+            AS_IF([test "x$CURL_USER_AGENT" != "x`echo $CURL_USER_AGENT | sed 's/ //'`"],
+                  [AC_MSG_WARN([unexpected curl-config --version: $CURL_USER_AGENT])
+                   CURL_USER_AGENT=libcurl/UNKNOWN])
+                   echo "HEYEPG ($CURL_USER_AGENT)"
+            AC_SUBST([CURL_USER_AGENT])
+          ])
+      ], [
+        CFLAGS="$save_CFLAGS"
+      ])
+  ])
+
+dnl -----------------
+dnl Enable OAuth?
+dnl -----------------
+dnl By default (with_oauth=''), enable OAuth if curl is found.
+dnl If OAuth requested (--with-oauth with_oauth=yes), error if curl not found.
+dnl If OAuth disabled (--without-oauth with_oauth=no), don't enable it.
+oauth_support=no
+OAUTH_SUPPORT=0
+AC_SUBST([OAUTH_SUPPORT])
+AS_IF([test "x$with_oauth" = xyes && test "x$HAVE_CURL_H" = x],
+      [AC_MSG_ERROR([OAuth requested but curl/curl.h not found])],
+      [test "x$with_oauth" = xyes && test "x$CURLLIB" = x],
+      [AC_MSG_ERROR([OAuth requested but curl library not found])],
+      [test "x$with_oauth" != xno && test "x$HAVE_CURL_H" = x1 && test "x$CURLLIB" != x],
+      [AC_DEFINE([OAUTH_SUPPORT], [1], [Support OAuth2 in SMTP auth.])
+       OAUTH_SUPPORT=1
+       oauth_support=yes])
+
 dnl ----------------
 dnl CHECK FLEX FIXUP
 dnl ----------------
@@ -512,24 +559,6 @@ AC_CHECK_MEMBERS([struct tm.tm_gmtoff],,,[#include <time.h>])
 
 AC_STRUCT_DIRENT_D_TYPE
 
-dnl Where is <signal.h> located?  Needed as input for signames.awk
-AC_CACHE_CHECK(where signal.h is located, nmh_cv_path_signal_h,
-[for SIGNAL_H in /usr/include/bsd/sys/signal.h  dnl Next
-                 /usr/include/asm/signal.h      dnl Linux 1.3.0 and above
-                 /usr/include/asm/signum.h      dnl some versions of Linux/Alpha
-                 /usr/include/linux/signal.h    dnl Linux up to 1.2.11
-                 /usr/include/sys/signal.h      dnl Almost everybody else
-                 /dev/null;                     dnl Just in case we fall through
-do
-  test -f $SIGNAL_H && \
-  grep '#[     ]*define[       ][      ]*SIG[0-9A-Z]*[         ]*[0-9][0-9]*' $SIGNAL_H > /dev/null && \
-  break
-done
-nmh_cv_path_signal_h=$SIGNAL_H
-])
-SIGNAL_H=$nmh_cv_path_signal_h
-AC_SUBST(SIGNAL_H)dnl
-
 dnl
 dnl Sigh, this is required because under the new world order autoconf has
 dnl nothing to create in a few of the build directories when doing an object
@@ -550,9 +579,10 @@ dnl We only use the expanded versions to print the install paths in
 dnl the final summary and should use them nowhere else (see the autoconf
 dnl docs for the rationale for bindir etc being unexpanded).
 eval "nmhbin=${bindir}";         eval "nmhbin=${nmhbin}"
-eval "nmhsysconf=${sysconfdir}"; eval "nmhsysconf=${nmhsysconf}"
 eval "nmhlibexec=${libexecdir}"; eval "nmhlibexec=${nmhlibexec}"
+eval "nmhsysconf=${sysconfdir}"; eval "nmhsysconf=${nmhsysconf}"
 eval "nmhman=${mandir}";         eval "nmhman=${nmhman}"
+eval "nmhdoc=${docdir}";         eval "nmhdoc=${nmhdoc}"
 eval "nmhrpm=${nmhrpm}";
 
 AC_MSG_NOTICE([
@@ -569,6 +599,7 @@ binary install path        : ${nmhbin}
 libexec install path       : ${nmhlibexec}/nmh
 config files install path  : ${nmhsysconf}/nmh
 man page install path      : ${nmhman}
+docs install path          : ${nmhdoc}
 RPM build root             : ${nmhrpm}
 backup prefix              : ${backup_prefix}
 transport system           : ${MTS}
@@ -576,6 +607,7 @@ spool default locking type : ${with_locking}
 default smtp servers       : ${smtpservers}
 SASL support               : ${sasl_support}
 TLS support                : ${tls_support}
+OAuth support              : ${oauth_support}
 ])])dnl
 
 dnl ---------------