Renamed configure.in to configure.ac

diff --git a/configure.ac b/configure.ac
new file mode 100644 (file)
index 0000000..6ff6abc
--- /dev/null
+++ b/configure.ac
@@ -0,0 +1,78 @@
+# configure.ac -- Process this file with autoconf to produce configure.
+
+dnl Initialization stuff.
+AC_INIT(hvclock, 0.2.0)
+AC_CONFIG_AUX_DIR(config)
+AC_CONFIG_SRCDIR(src/hvclock.c)
+AM_CONFIG_HEADER(config.h:config-h.in)
+dnl Checking if the NEWS file has been updated to reflect the current version.
+AM_INIT_AUTOMAKE(check-news)
+
+dnl Testing the C compiler.
+AC_PROG_CC
+AC_LANG_C
+
+dnl Checking for header files.
+AC_HEADER_STDC
+AC_HEADER_SYS_WAIT
+AC_CHECK_HEADERS(stdlib.h unistd.h errno.h assert.h)
+AC_CHECK_HEADERS(string.h strings.h)
+
+dnl Checking for typedefs, structures, and compiler characteristics.
+AC_C_CONST
+AC_TYPE_PID_T
+AC_TYPE_SIZE_T
+
+dnl Basic CFLAGS values
+CFLAGS="${CFLAGS} -Wall"
+
+dnl Checking for POSIX threads library.
+ACX_PTHREAD(CC="${PTHREAD_CC}" CFLAGS="${CFLAGS} ${PTHREAD_CFLAGS}" dnl
+            LIBS="${PTHREAD_LIBS} ${LIBS}", dnl
+           echo "Can't find POSIX threads library"; exit 1 )
+
+dnl Trying to locate the X window system's includes and libraries, and sets the
+dnl variables x_includes and x_libraries to their locations. Also adds the
+dnl required include flags to X_CFLAGS and required linking flags to X_LIBS.
+AC_PATH_XTRA
+CFLAGS="${CFLAGS} ${X_CFLAGS}"
+LIBS="${LIBS} ${X_PRE_LIBS} ${X_LIBS} ${X_EXTRA_LIBS}"
+
+dnl Checking for X11 library.
+AC_CHECK_LIB(X11, XOpenDisplay, LIBS="${LIBS} -lX11",
+             echo "Can't find X11 library" ; exit 1, "${X_LIBS}")
+
+dnl Checking for Xpm library and headers.
+AC_CHECK_HEADERS(X11/xpm.h, ,echo "Can't find header file for library Xpm" ; exit 1)
+AC_CHECK_LIB(Xpm, XpmCreatePixmapFromXpmImage, LIBS="${LIBS} -lXpm",
+             echo "Can't find Xpm library" ; exit 1, "${X_LIBS}")
+
+dnl Checking for Xext library and headers.
+AC_CHECK_HEADERS(X11/extensions/shape.h, ,
+echo "Can't find header file for library Xext" ; exit 1)
+AC_CHECK_LIB(Xext, XShapeCombineMask, LIBS="${LIBS} -lXext",
+             echo "Can't find Xext library" ; exit 1, "${X_LIBS}")
+
+AC_CHECK_HEADERS(math.h, ,dnl
+echo "Can't find header file for math library" ; exit 1)
+dnl Checking for math library
+AC_CHECK_LIB(m, sin, LIBS="${LIBS} -lm",dnl
+             echo "Can't find math library" ; exit 1, "${X_LIBS}")
+
+AC_SUBST(CFLAGS)
+AC_SUBST(LIBS)
+AC_SUBST(ac_aux_dir)
+
+dnl Creating output file(s)
+AC_OUTPUT(Makefile src/Makefile doc/Makefile)
+
+dnl Output the configuration summary
+echo
+echo "Configuration summary:"
+echo
+echo "  Install path:   ${prefix}"
+echo "  Compiler:       ${CC}"
+echo "  Compiler flags: ${CFLAGS}"
+echo "  Linker flags:   ${LIBS}"
+echo
+echo "Configure finished. Type 'make' to build."

diff --git a/configure.in b/configure.in
deleted file mode 100644 (file)
index 866bb1b..0000000
--- a/configure.in
+++ /dev/null
@@ -1,78 +0,0 @@
-# configure.in -- Process this file with autoconf to produce configure.
-
-dnl Initialization stuff.
-AC_INIT(hvclock, 0.2.0)
-AC_CONFIG_AUX_DIR(config)
-AC_CONFIG_SRCDIR(src/hvclock.c)
-AM_CONFIG_HEADER(config.h:config-h.in)
-dnl Checking if the NEWS file has been updated to reflect the current version.
-AM_INIT_AUTOMAKE(check-news)
-
-dnl Testing the C compiler.
-AC_PROG_CC
-AC_LANG_C
-
-dnl Checking for header files.
-AC_HEADER_STDC
-AC_HEADER_SYS_WAIT
-AC_CHECK_HEADERS(stdlib.h unistd.h errno.h assert.h)
-AC_CHECK_HEADERS(string.h strings.h)
-
-dnl Checking for typedefs, structures, and compiler characteristics.
-AC_C_CONST
-AC_TYPE_PID_T
-AC_TYPE_SIZE_T
-
-dnl Basic CFLAGS values
-CFLAGS="${CFLAGS} -Wall"
-
-dnl Checking for POSIX threads library.
-ACX_PTHREAD(CC="${PTHREAD_CC}" CFLAGS="${CFLAGS} ${PTHREAD_CFLAGS}" dnl
-            LIBS="${PTHREAD_LIBS} ${LIBS}", dnl
-           echo "Can't find POSIX threads library"; exit 1 )
-
-dnl Trying to locate the X window system's includes and libraries, and sets the
-dnl variables x_includes and x_libraries to their locations. Also adds the
-dnl required include flags to X_CFLAGS and required linking flags to X_LIBS.
-AC_PATH_XTRA
-CFLAGS="${CFLAGS} ${X_CFLAGS}"
-LIBS="${LIBS} ${X_PRE_LIBS} ${X_LIBS} ${X_EXTRA_LIBS}"
-
-dnl Checking for X11 library.
-AC_CHECK_LIB(X11, XOpenDisplay, LIBS="${LIBS} -lX11",
-             echo "Can't find X11 library" ; exit 1, "${X_LIBS}")
-
-dnl Checking for Xpm library and headers.
-AC_CHECK_HEADERS(X11/xpm.h, ,echo "Can't find header file for library Xpm" ; exit 1)
-AC_CHECK_LIB(Xpm, XpmCreatePixmapFromXpmImage, LIBS="${LIBS} -lXpm",
-             echo "Can't find Xpm library" ; exit 1, "${X_LIBS}")
-
-dnl Checking for Xext library and headers.
-AC_CHECK_HEADERS(X11/extensions/shape.h, ,
-echo "Can't find header file for library Xext" ; exit 1)
-AC_CHECK_LIB(Xext, XShapeCombineMask, LIBS="${LIBS} -lXext",
-             echo "Can't find Xext library" ; exit 1, "${X_LIBS}")
-
-AC_CHECK_HEADERS(math.h, ,dnl
-echo "Can't find header file for math library" ; exit 1)
-dnl Checking for math library
-AC_CHECK_LIB(m, sin, LIBS="${LIBS} -lm",dnl
-             echo "Can't find math library" ; exit 1, "${X_LIBS}")
-
-AC_SUBST(CFLAGS)
-AC_SUBST(LIBS)
-AC_SUBST(ac_aux_dir)
-
-dnl Creating output file(s)
-AC_OUTPUT(Makefile src/Makefile doc/Makefile)
-
-dnl Output the configuration summary
-echo
-echo "Configuration summary:"
-echo
-echo "  Install path:   ${prefix}"
-echo "  Compiler:       ${CC}"
-echo "  Compiler flags: ${CFLAGS}"
-echo "  Linker flags:   ${LIBS}"
-echo
-echo "Configure finished. Type 'make' to build."