Fix a few strict compiler warnings.

[coloredstderr/coloredstderr.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 6cd9d8fe187fc7104736e8ca216bb5fc475fa4a8..f660e60ebdf7833167557a4b3fd8ec66132f65b3 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -24,19 +24,23 @@ AC_CONFIG_SRCDIR([src/coloredstderr.c])
 
 AM_PROG_AR
 AM_INIT_AUTOMAKE([foreign -Wall -Werror])
+LT_PREREQ([2.4])
 LT_INIT([disable-static])
 
 AC_PROG_CC
+dnl Used by test suite.
+AC_PROG_SED
+AC_PROG_EGREP
 
-AC_C_INLINE
-
-AC_CHECK_HEADERS([fcntl.h])
+AC_CHECK_HEADERS([fcntl.h error.h])
 
+AC_TYPE_PID_T
 AC_TYPE_SIZE_T
 AC_TYPE_SSIZE_T
 
-AC_FUNC_MALLOC
-AC_FUNC_REALLOC
+AC_C_INLINE
+
+AC_FUNC_FORK
 AC_CHECK_FUNCS([dup2 memmove setenv strdup])
 
 AC_SEARCH_LIBS([dlsym], [dl], [], [AC_MSG_ERROR([dlsym() is required])])
@@ -47,5 +51,8 @@ AC_ARG_ENABLE([debug],
                    AC_DEFINE([DEBUG], 1, [Define to enable debug output.])
                fi])
 
-AC_CONFIG_FILES([Makefile src/Makefile])
+dnl Used in tests/Makefile.am to build the test only if error() is available.
+AM_CONDITIONAL([HAVE_ERROR_H],[test "x$ac_cv_header_error_h" = xyes])
+
+AC_CONFIG_FILES([Makefile src/Makefile tests/Makefile])
 AC_OUTPUT