* configure.ac: Use AC_PROG_FC, FC and FCFLAGS instead of

[pf3gnuchains/gcc-fork.git] / libgfortran / configure.ac

diff --git a/libgfortran/configure.ac b/libgfortran/configure.ac
index 3c9d355..d99eded 100644 (file)
--- a/libgfortran/configure.ac
+++ b/libgfortran/configure.ac
@@ -5,10 +5,6 @@ AC_PREREQ(2.59)
 AC_INIT([GNU Fortran Runtime Library], 0.2,,[libgfortran])
 AC_CONFIG_HEADER(config.h)
 
-# For libtool versioning info, format is CURRENT:REVISION:AGE
-libtool_VERSION=6:0:0
-AC_SUBST(libtool_VERSION)
-
 # -------
 # Options
 # -------
@@ -142,12 +138,13 @@ AC_SUBST(enable_static)
 #AC_MSG_NOTICE([====== Finished libtool configuration]) ; sleep 10
 
 # We need gfortran to compile parts of the library
-# We can't use AC_PROG_F77 because it expects a fully working gfortran.
-#AC_PROG_F77(gfortran)
-F77="$GFORTRAN"
-AC_PROG_F77(gfortran)
-FFLAGS="$FFLAGS -Wall -fno-repack-arrays -fno-underscoring"
+# We can't use AC_PROG_FC because it expects a fully working gfortran.
+#AC_PROG_FC(gfortran)
+FC="$GFORTRAN"
+AC_PROG_FC(gfortran)
+FCFLAGS="$FCFLAGS -Wall -fno-repack-arrays -fno-underscoring"
 
+AC_SYS_LARGEFILE
 AC_FUNC_MMAP
 AC_TYPE_OFF_T
 
@@ -155,23 +152,63 @@ AC_TYPE_OFF_T
 AC_STDC_HEADERS
 AC_HAVE_HEADERS(stdlib.h stdio.h string.h stddef.h math.h unistd.h)
 AC_CHECK_HEADERS(time.h sys/params.h sys/time.h sys/times.h sys/resource.h)
+AC_CHECK_HEADERS(sys/mman.h)
 AC_CHECK_HEADER([complex.h],[AC_DEFINE([HAVE_COMPLEX_H], [1], [complex.h exists])])
 
 # Check for complex math functions
 AC_CHECK_LIB([m],[csin],[need_math="no"],[need_math="yes"])
 
-# Check for complex math functions in -lmx also
-AC_CHECK_LIB([mx],[csin],[need_math="no"],[need_math="yes"])
-
 # Check for library functions.
-AC_CHECK_FUNCS(getrusage times)
-
-# Check for some C99 functions
-AC_CHECK_LIB([m],[round],[AC_DEFINE([HAVE_ROUND],[1],["c99 function"])])
-AC_CHECK_LIB([m],[roundf],[AC_DEFINE([HAVE_ROUNDF],[1],["c99 function"])])
-# And other IEEE math functions
+AC_CHECK_FUNCS(getrusage times mkstemp)
+
+# Check libc for getgid, getpid, getuid
+AC_CHECK_LIB([c],[getgid],[AC_DEFINE([HAVE_GETGID],[1],[libc includes getgid])])
+AC_CHECK_LIB([c],[getpid],[AC_DEFINE([HAVE_GETPID],[1],[libc includes getpid])])
+AC_CHECK_LIB([c],[getuid],[AC_DEFINE([HAVE_GETUID],[1],[libc includes getuid])])
+
+# Check for C99 (and other IEEE) math functions
+# ??? This list seems awful long. Is there a better way to test for these?
+AC_CHECK_LIB([m],[acosf],[AC_DEFINE([HAVE_ACOSF],[1],[libm includes acosf])])
+AC_CHECK_LIB([m],[asinf],[AC_DEFINE([HAVE_ASINF],[1],[libm includes asinf])])
+AC_CHECK_LIB([m],[atan2f],[AC_DEFINE([HAVE_ATAN2F],[1],[libm includes atan2f])])
+AC_CHECK_LIB([m],[atanf],[AC_DEFINE([HAVE_ATANF],[1],[libm includes atanf])])
+AC_CHECK_LIB([m],[ceilf],[AC_DEFINE([HAVE_CEILF],[1],[libm includes ceilf])])
+AC_CHECK_LIB([m],[copysignf],[AC_DEFINE([HAVE_COPYSIGNF],[1],[libm includes copysignf])])
+AC_CHECK_LIB([m],[cosf],[AC_DEFINE([HAVE_COSF],[1],[libm includes cosf])])
+AC_CHECK_LIB([m],[coshf],[AC_DEFINE([HAVE_COSHF],[1],[libm includes coshf])])
+AC_CHECK_LIB([m],[expf],[AC_DEFINE([HAVE_EXPF],[1],[libm includes expf])])
+AC_CHECK_LIB([m],[floorf],[AC_DEFINE([HAVE_FLOORF],[1],[libm includes floorf])])
+AC_CHECK_LIB([m],[frexpf],[AC_DEFINE([HAVE_FREXPF],[1],[libm includes frexpf])])
+AC_CHECK_LIB([m],[hypotf],[AC_DEFINE([HAVE_HYPOTF],[1],[libm includes hypotf])])
+AC_CHECK_LIB([m],[logf],[AC_DEFINE([HAVE_LOGF],[1],[libm includes logf])])
+AC_CHECK_LIB([m],[log10f],[AC_DEFINE([HAVE_LOG10F],[1],[libm includes log10f])])
 AC_CHECK_LIB([m],[nextafter],[AC_DEFINE([HAVE_NEXTAFTER],[1],[libm includes nextafter])])
 AC_CHECK_LIB([m],[nextafterf],[AC_DEFINE([HAVE_NEXTAFTERF],[1],[libm includes nextafterf])])
+AC_CHECK_LIB([m],[powf],[AC_DEFINE([HAVE_POWF],[1],[libm includes powf])])
+AC_CHECK_LIB([m],[round],[AC_DEFINE([HAVE_ROUND],[1],[libm includes round])])
+AC_CHECK_LIB([m],[roundf],[AC_DEFINE([HAVE_ROUNDF],[1],[libm includes roundf])])
+AC_CHECK_LIB([m],[scalbnf],[AC_DEFINE([HAVE_SCALBNF],[1],[libm includes scalbnf])])
+AC_CHECK_LIB([m],[sinf],[AC_DEFINE([HAVE_SINF],[1],[libm includes sinf])])
+AC_CHECK_LIB([m],[sinhf],[AC_DEFINE([HAVE_SINHF],[1],[libm includes sinhf])])
+AC_CHECK_LIB([m],[sqrtf],[AC_DEFINE([HAVE_SQRTF],[1],[libm includes sqrtf])])
+AC_CHECK_LIB([m],[tanf],[AC_DEFINE([HAVE_TANF],[1],[libm includes tanf])])
+AC_CHECK_LIB([m],[tanhf],[AC_DEFINE([HAVE_TANHF],[1],[libm includes tanhf])])
+AC_CHECK_LIB([m],[erf],[AC_DEFINE([HAVE_ERF],[1],[libm includes erf])])
+AC_CHECK_LIB([m],[erfc],[AC_DEFINE([HAVE_ERFC],[1],[libm includes erfc])])
+AC_CHECK_LIB([m],[erfcf],[AC_DEFINE([HAVE_ERFCF],[1],[libm includes erfcf])])
+AC_CHECK_LIB([m],[erff],[AC_DEFINE([HAVE_ERFF],[1],[libm includes erff])])
+AC_CHECK_LIB([m],[j0],[AC_DEFINE([HAVE_J0],[1],[libm includes j0])])
+AC_CHECK_LIB([m],[j0f],[AC_DEFINE([HAVE_J0F],[1],[libm includes j0f])])
+AC_CHECK_LIB([m],[j1],[AC_DEFINE([HAVE_J1],[1],[libm includes j1])])
+AC_CHECK_LIB([m],[j1f],[AC_DEFINE([HAVE_J1F],[1],[libm includes j1f])])
+AC_CHECK_LIB([m],[jn],[AC_DEFINE([HAVE_JN],[1],[libm includes jn])])
+AC_CHECK_LIB([m],[jnf],[AC_DEFINE([HAVE_JNF],[1],[libm includes jnf])])
+AC_CHECK_LIB([m],[y0],[AC_DEFINE([HAVE_Y0],[1],[libm includes y0])])
+AC_CHECK_LIB([m],[y0f],[AC_DEFINE([HAVE_Y0F],[1],[libm includes y0f])])
+AC_CHECK_LIB([m],[y1],[AC_DEFINE([HAVE_Y1],[1],[libm includes y1])])
+AC_CHECK_LIB([m],[y1f],[AC_DEFINE([HAVE_Y1F],[1],[libm includes y1f])])
+AC_CHECK_LIB([m],[yn],[AC_DEFINE([HAVE_YN],[1],[libm includes yn])])
+AC_CHECK_LIB([m],[ynf],[AC_DEFINE([HAVE_YNF],[1],[libm includes ynf])])
 
 # Let the user override this
 AC_ARG_ENABLE(cmath,