Commit b01f7499 authored by Uwe Schulzweida's avatar Uwe Schulzweida
Browse files

change C compiler to ANSI C99

parent c4c52231
2009-??-?? Uwe Schulzweida <Uwe.Schulzweida@zmaw.de>
* using GRIB library version 1.3.1
* using GRIB library version 1.4.0
* change C compiler to ANSI C99
* changed time format from hhmm to hhmmss
* changed encode/decode_time to seconds
* Version 1.4.0 released
......
......@@ -25,7 +25,7 @@ case "${HOSTNAME}" in
--with-grib_api=$HOME/local \
--with-netcdf=$HOME/local \
--with-szlib=$HOME/local \
CC=gcc CFLAGS="-g -O2 -Wall -W -Wfloat-equal -ansi -pedantic" CFINT=-Df2cFortran
CC=gcc CFLAGS="-g -O2 -Wall -W -Wfloat-equal -pedantic" CFINT=-Df2cFortran
;;
gata)
./configure --prefix=$HOME/local/etch-ia32 \
......@@ -33,7 +33,7 @@ case "${HOSTNAME}" in
--with-grib_api=/scratch/local2/m214003/local \
--with-netcdf=/client \
--with-szlib=$HOME/local/etch-ia32 \
CC=gcc CFLAGS="-g -O2 -Wall -W -Wfloat-equal -ansi -pedantic" CFINT=-Df2cFortran
CC=gcc CFLAGS="-g -O2 -Wall -W -Wfloat-equal -pedantic" CFINT=-Df2cFortran
;;
# sparc-sun-solaris2.8
xxf)
......
......@@ -2414,201 +2414,7 @@ ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
ac_compiler_gnu=$ac_cv_c_compiler_gnu
if test -n "$ac_tool_prefix"; then
# Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
set dummy ${ac_tool_prefix}gcc; ac_word=$2
{ echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
if test "${ac_cv_prog_CC+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
if test -n "$CC"; then
ac_cv_prog_CC="$CC" # Let the user override the test.
else
as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
IFS=$as_save_IFS
test -z "$as_dir" && as_dir=.
for ac_exec_ext in '' $ac_executable_extensions; do
if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
ac_cv_prog_CC="${ac_tool_prefix}gcc"
echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
break 2
fi
done
done
IFS=$as_save_IFS
fi
fi
CC=$ac_cv_prog_CC
if test -n "$CC"; then
{ echo "$as_me:$LINENO: result: $CC" >&5
echo "${ECHO_T}$CC" >&6; }
else
{ echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6; }
fi
fi
if test -z "$ac_cv_prog_CC"; then
ac_ct_CC=$CC
# Extract the first word of "gcc", so it can be a program name with args.
set dummy gcc; ac_word=$2
{ echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
if test -n "$ac_ct_CC"; then
ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
else
as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
IFS=$as_save_IFS
test -z "$as_dir" && as_dir=.
for ac_exec_ext in '' $ac_executable_extensions; do
if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
ac_cv_prog_ac_ct_CC="gcc"
echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
break 2
fi
done
done
IFS=$as_save_IFS
fi
fi
ac_ct_CC=$ac_cv_prog_ac_ct_CC
if test -n "$ac_ct_CC"; then
{ echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
echo "${ECHO_T}$ac_ct_CC" >&6; }
else
{ echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6; }
fi
if test "x$ac_ct_CC" = x; then
CC=""
else
case $cross_compiling:$ac_tool_warned in
yes:)
{ echo "$as_me:$LINENO: WARNING: In the future, Autoconf will not detect cross-tools
whose name does not start with the host triplet. If you think this
configuration is useful to you, please write to autoconf@gnu.org." >&5
echo "$as_me: WARNING: In the future, Autoconf will not detect cross-tools
whose name does not start with the host triplet. If you think this
configuration is useful to you, please write to autoconf@gnu.org." >&2;}
ac_tool_warned=yes ;;
esac
CC=$ac_ct_CC
fi
else
CC="$ac_cv_prog_CC"
fi
if test -z "$CC"; then
if test -n "$ac_tool_prefix"; then
# Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
set dummy ${ac_tool_prefix}cc; ac_word=$2
{ echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
if test "${ac_cv_prog_CC+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
if test -n "$CC"; then
ac_cv_prog_CC="$CC" # Let the user override the test.
else
as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
IFS=$as_save_IFS
test -z "$as_dir" && as_dir=.
for ac_exec_ext in '' $ac_executable_extensions; do
if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
ac_cv_prog_CC="${ac_tool_prefix}cc"
echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
break 2
fi
done
done
IFS=$as_save_IFS
fi
fi
CC=$ac_cv_prog_CC
if test -n "$CC"; then
{ echo "$as_me:$LINENO: result: $CC" >&5
echo "${ECHO_T}$CC" >&6; }
else
{ echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6; }
fi
fi
fi
if test -z "$CC"; then
# Extract the first word of "cc", so it can be a program name with args.
set dummy cc; ac_word=$2
{ echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
if test "${ac_cv_prog_CC+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
if test -n "$CC"; then
ac_cv_prog_CC="$CC" # Let the user override the test.
else
ac_prog_rejected=no
as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
IFS=$as_save_IFS
test -z "$as_dir" && as_dir=.
for ac_exec_ext in '' $ac_executable_extensions; do
if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
ac_prog_rejected=yes
continue
fi
ac_cv_prog_CC="cc"
echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
break 2
fi
done
done
IFS=$as_save_IFS
if test $ac_prog_rejected = yes; then
# We found a bogon in the path, so make sure we never use it.
set dummy $ac_cv_prog_CC
shift
if test $# != 0; then
# We chose a different compiler from the bogus one.
# However, it has the same basename, so the bogon will be chosen
# first if we set CC to just the basename; use the full file name.
shift
ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@"
fi
fi
fi
fi
CC=$ac_cv_prog_CC
if test -n "$CC"; then
{ echo "$as_me:$LINENO: result: $CC" >&5
echo "${ECHO_T}$CC" >&6; }
else
{ echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6; }
fi
fi
if test -z "$CC"; then
if test -n "$ac_tool_prefix"; then
for ac_prog in cl.exe
for ac_prog in gcc c99
do
# Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
set dummy $ac_tool_prefix$ac_prog; ac_word=$2
......@@ -2652,7 +2458,7 @@ fi
fi
if test -z "$CC"; then
ac_ct_CC=$CC
for ac_prog in cl.exe
for ac_prog in gcc c99
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
......@@ -2711,8 +2517,6 @@ esac
fi
fi
fi
test -z "$CC" && { { echo "$as_me:$LINENO: error: no acceptable C compiler found in \$PATH
See \`config.log' for more details." >&5
......@@ -3497,6 +3301,207 @@ else
fi
{ echo "$as_me:$LINENO: checking for $CC option to accept ISO C99" >&5
echo $ECHO_N "checking for $CC option to accept ISO C99... $ECHO_C" >&6; }
if test "${ac_cv_prog_cc_c99+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
ac_cv_prog_cc_c99=no
ac_save_CC=$CC
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#include <stdarg.h>
#include <stdbool.h>
#include <stdlib.h>
#include <wchar.h>
#include <stdio.h>
// Check varargs macros. These examples are taken from C99 6.10.3.5.
#define debug(...) fprintf (stderr, __VA_ARGS__)
#define showlist(...) puts (#__VA_ARGS__)
#define report(test,...) ((test) ? puts (#test) : printf (__VA_ARGS__))
static void
test_varargs_macros (void)
{
int x = 1234;
int y = 5678;
debug ("Flag");
debug ("X = %d\n", x);
showlist (The first, second, and third items.);
report (x>y, "x is %d but y is %d", x, y);
}
// Check long long types.
#define BIG64 18446744073709551615ull
#define BIG32 4294967295ul
#define BIG_OK (BIG64 / BIG32 == 4294967297ull && BIG64 % BIG32 == 0)
#if !BIG_OK
your preprocessor is broken;
#endif
#if BIG_OK
#else
your preprocessor is broken;
#endif
static long long int bignum = -9223372036854775807LL;
static unsigned long long int ubignum = BIG64;
struct incomplete_array
{
int datasize;
double data[];
};
struct named_init {
int number;
const wchar_t *name;
double average;
};
typedef const char *ccp;
static inline int
test_restrict (ccp restrict text)
{
// See if C++-style comments work.
// Iterate through items via the restricted pointer.
// Also check for declarations in for loops.
for (unsigned int i = 0; *(text+i) != '\0'; ++i)
continue;
return 0;
}
// Check varargs and va_copy.
static void
test_varargs (const char *format, ...)
{
va_list args;
va_start (args, format);
va_list args_copy;
va_copy (args_copy, args);
const char *str;
int number;
float fnumber;
while (*format)
{
switch (*format++)
{
case 's': // string
str = va_arg (args_copy, const char *);
break;
case 'd': // int
number = va_arg (args_copy, int);
break;
case 'f': // float
fnumber = va_arg (args_copy, double);
break;
default:
break;
}
}
va_end (args_copy);
va_end (args);
}
int
main ()
{
// Check bool.
_Bool success = false;
// Check restrict.
if (test_restrict ("String literal") == 0)
success = true;
char *restrict newvar = "Another string";
// Check varargs.
test_varargs ("s, d' f .", "string", 65, 34.234);
test_varargs_macros ();
// Check flexible array members.
struct incomplete_array *ia =
malloc (sizeof (struct incomplete_array) + (sizeof (double) * 10));
ia->datasize = 10;
for (int i = 0; i < ia->datasize; ++i)
ia->data[i] = i * 1.234;
// Check named initializers.
struct named_init ni = {
.number = 34,
.name = L"Test wide string",
.average = 543.34343,
};
ni.number = 58;
int dynamic_array[ni.number];
dynamic_array[ni.number - 1] = 543;
// work around unused variable warnings
return (!success || bignum == 0LL || ubignum == 0uLL || newvar[0] == 'x'
|| dynamic_array[ni.number - 1] != 543);
;
return 0;
}
_ACEOF
for ac_arg in '' -std=gnu99 -c99 -qlanglvl=extc99
do
CC="$ac_save_CC $ac_arg"
rm -f conftest.$ac_objext
if { (ac_try="$ac_compile"
case "(($ac_try" in
*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
*) ac_try_echo=$ac_try;;
esac
eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
(eval "$ac_compile") 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } && {
test -z "$ac_c_werror_flag" ||
test ! -s conftest.err
} && test -s conftest.$ac_objext; then
ac_cv_prog_cc_c99=$ac_arg
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
fi
rm -f core conftest.err conftest.$ac_objext
test "x$ac_cv_prog_cc_c99" != "xno" && break
done
rm -f conftest.$ac_ext
CC=$ac_save_CC
fi
# AC_CACHE_VAL
case "x$ac_cv_prog_cc_c99" in
x)
{ echo "$as_me:$LINENO: result: none needed" >&5
echo "${ECHO_T}none needed" >&6; } ;;
xno)
{ echo "$as_me:$LINENO: result: unsupported" >&5
echo "${ECHO_T}unsupported" >&6; } ;;
*)
CC="$CC $ac_cv_prog_cc_c99"
{ echo "$as_me:$LINENO: result: $ac_cv_prog_cc_c99" >&5
echo "${ECHO_T}$ac_cv_prog_cc_c99" >&6; } ;;
esac
ac_ext=f
ac_compile='$F77 -c $FFLAGS conftest.$ac_ext >&5'
ac_link='$F77 -o conftest$ac_exeext $FFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
......@@ -8437,6 +8442,17 @@ if test "$no_create" != yes; then
fi
if test "$ac_cv_prog_cc_c99" = "no" ; then
{ echo "$as_me:$LINENO:
Warning: The C compiler does not accept ANSI C99 source code!
" >&5
echo "$as_me:
Warning: The C compiler does not accept ANSI C99 source code!
" >&6;}
fi
{ echo "$as_me:$LINENO:
Configuration completed.
......
......@@ -16,7 +16,8 @@ AM_CONFIG_HEADER(src/config.h)
AM_INIT_AUTOMAKE
# Checks for programs.
AC_PROG_CC
AC_PROG_CC([gcc c99])
AC_PROG_CC_C99
AC_PROG_F77
AC_PROG_RANLIB
AC_PROG_INSTALL
......@@ -321,6 +322,13 @@ AC_SUBST([AR])
AC_OUTPUT(Makefile src/Makefile app/Makefile tests/Makefile examples/Makefile)
if test "$ac_cv_prog_cc_c99" = "no" ; then
AC_MSG_NOTICE([
Warning: The C compiler does not accept ANSI C99 source code!
])
fi
AC_MSG_NOTICE([
Configuration completed.
......
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