checkout: tone down the "forked status" diagnostic messages

diff --git a/configure.ac b/configure.ac
index 8dfe9a0e121e5d795745e6368724b02afc8d66d8..af177fdb4dbc1879112c27ecffa9c33c62c678ef 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -73,7 +73,7 @@ fi \
 AC_ARG_WITH([lib],
  [AS_HELP_STRING([--with-lib=ARG],
                  [ARG specifies alternative name for lib directory])],
- [if test "$withval" = "no" -o "$withval" = "yes"; then \
+ [if test "$withval" = "no" || test "$withval" = "yes"; then \
        AC_MSG_WARN([You should provide name for --with-lib=ARG]); \
 else \
        GIT_CONF_APPEND_LINE(lib=$withval); \
@@ -122,6 +122,27 @@ if test -z "$NO_TCLTK"; then
     AC_SUBST(TCLTK_PATH)
   fi
 fi
+AC_CHECK_PROGS(ASCIIDOC, [asciidoc])
+if test -n "$ASCIIDOC"; then
+       AC_MSG_CHECKING([for asciidoc version])
+       asciidoc_version=`$ASCIIDOC --version 2>&1`
+       case "${asciidoc_version}" in
+       asciidoc' '8*)
+               ASCIIDOC8=YesPlease
+               AC_MSG_RESULT([${asciidoc_version} > 7])
+               ;;
+       asciidoc' '7*)
+               ASCIIDOC8=
+               AC_MSG_RESULT([${asciidoc_version}])
+               ;;
+       *)
+               ASCIIDOC8=
+               AC_MSG_RESULT([${asciidoc_version} (unknown)])
+               ;;
+       esac
+fi
+AC_SUBST(ASCIIDOC8)
+
 
 ## Checks for libraries.
 AC_MSG_NOTICE([CHECKS for libraries])
@@ -212,6 +233,28 @@ test -n "$NEEDS_SOCKET" && LIBS="$LIBS -lsocket"
 
 
 ## Checks for header files.
+AC_MSG_NOTICE([CHECKS for header files])
+#
+# Define OLD_ICONV if your library has an old iconv(), where the second
+# (input buffer pointer) parameter is declared with type (const char **).
+AC_DEFUN([OLDICONVTEST_SRC], [[
+#include <iconv.h>
+
+extern size_t iconv(iconv_t cd,
+                   char **inbuf, size_t *inbytesleft,
+                   char **outbuf, size_t *outbytesleft);
+
+int main(void)
+{
+       return 0;
+}
+]])
+AC_MSG_CHECKING([for old iconv()])
+AC_COMPILE_IFELSE(OLDICONVTEST_SRC,
+       [AC_MSG_RESULT([no])],
+       [AC_MSG_RESULT([yes])
+       OLD_ICONV=UnfortunatelyYes])
+AC_SUBST(OLD_ICONV)
 
 
 ## Checks for typedefs, structures, and compiler characteristics.
@@ -265,9 +308,9 @@ AC_RUN_IFELSE(
        [AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
                [[char buf[64];
                if (sprintf(buf, "%lld%hhd%jd%zd%td", (long long int)1, (char)2, (intmax_t)3, (size_t)4, (ptrdiff_t)5) != 5)
-                 exit(1);
+                 return 1;
                else if (strcmp(buf, "12345"))
-                 exit(2);]])],
+                 return 2;]])],
        [ac_cv_c_c99_format=yes],
        [ac_cv_c_c99_format=no])
 ])
@@ -289,18 +332,42 @@ AC_CHECK_FUNC(strcasestr,
 [NO_STRCASESTR=YesPlease])
 AC_SUBST(NO_STRCASESTR)
 #
+# Define NO_MEMMEM if you don't have memmem.
+AC_CHECK_FUNC(memmem,
+[NO_MEMMEM=],
+[NO_MEMMEM=YesPlease])
+AC_SUBST(NO_MEMMEM)
+#
 # Define NO_STRLCPY if you don't have strlcpy.
 AC_CHECK_FUNC(strlcpy,
 [NO_STRLCPY=],
 [NO_STRLCPY=YesPlease])
 AC_SUBST(NO_STRLCPY)
 #
+# Define NO_STRTOUMAX if you don't have strtoumax in the C library.
+AC_CHECK_FUNC(strtoumax,
+[NO_STRTOUMAX=],
+[NO_STRTOUMAX=YesPlease])
+AC_SUBST(NO_STRTOUMAX)
+#
 # Define NO_SETENV if you don't have setenv in the C library.
 AC_CHECK_FUNC(setenv,
 [NO_SETENV=],
 [NO_SETENV=YesPlease])
 AC_SUBST(NO_SETENV)
 #
+# Define NO_UNSETENV if you don't have unsetenv in the C library.
+AC_CHECK_FUNC(unsetenv,
+[NO_UNSETENV=],
+[NO_UNSETENV=YesPlease])
+AC_SUBST(NO_UNSETENV)
+#
+# Define NO_MKDTEMP if you don't have mkdtemp in the C library.
+AC_CHECK_FUNC(mkdtemp,
+[NO_MKDTEMP=],
+[NO_MKDTEMP=YesPlease])
+AC_SUBST(NO_MKDTEMP)
+#
 # Define NO_MMAP if you want to avoid mmap.
 #
 # Define NO_ICONV if your libc does not properly support iconv.