diff options
Diffstat (limited to 'gcc/f/runtime/configure.in')
-rw-r--r-- | gcc/f/runtime/configure.in | 375 |
1 files changed, 0 insertions, 375 deletions
diff --git a/gcc/f/runtime/configure.in b/gcc/f/runtime/configure.in deleted file mode 100644 index 7b1ed2cd0f8..00000000000 --- a/gcc/f/runtime/configure.in +++ /dev/null @@ -1,375 +0,0 @@ -# Process this file with autoconf to produce a configure script. -# Copyright (C) 1995, 1997 Free Software Foundation, Inc. -# Contributed by Dave Love (d.love@dl.ac.uk). -# -#This file is part of GNU Fortran. -# -#GNU Fortran is free software; you can redistribute it and/or modify -#it under the terms of the GNU General Public License as published by -#the Free Software Foundation; either version 2, or (at your option) -#any later version. -# -#GNU Fortran is distributed in the hope that it will be useful, -#but WITHOUT ANY WARRANTY; without even the implied warranty of -#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -#GNU General Public License for more details. -# -#You should have received a copy of the GNU General Public License -#along with GNU Fortran; see the file COPYING. If not, write to -#the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA -#02111-1307, USA. - -AC_INIT(libF77/Version.c) - -AC_REVISION(1.10) - -dnl Checks for programs. -# For g77 we'll set CC to point at the built gcc, but this will get it into -# the makefiles -AC_PROG_CC -dnl AC_C_CROSS -dnl Gives misleading `(cached)' message from the check. -if test "$CROSS";then - ac_cv_c_cross=yes -else - ac_cv_c_cross=no -fi - -dnl These should be inherited in the recursive make, but ensure they are -dnl defined: -test "$AR" || AR=ar -AC_SUBST(AR) -if test "$RANLIB"; then : - AC_SUBST(RANLIB) -dnl Make sure that RANLIB_TEST is set also. - if test -z "$RANLIB_TEST"; then - RANLIB_TEST=true - fi -else - RANLIB_TEST=true - AC_PROG_RANLIB -fi -AC_SUBST(RANLIB_TEST) - -dnl not needed for g77? -dnl AC_PROG_MAKE_SET - -dnl Checks for libraries. - -dnl Checks for header files. -# Sanity check for the cross-compilation case: -AC_CHECK_HEADER(stdio.h,:, - [AC_MSG_ERROR([Can't find stdio.h. -You must have a usable C system for the target already installed, at least -including headers and, preferably, the library, before you can configure -the G77 runtime system. If necessary, install gcc now with \`LANGUAGES=c', -then the target library, then build with \`LANGUAGES=f77'.])]) - -AC_HEADER_STDC -dnl We could do this if we didn't know we were using gcc -dnl AC_MSG_CHECKING(for prototype-savvy compiler) -dnl AC_CACHE_VAL(g77_cv_sys_proto, -dnl [AC_TRY_LINK(, -dnl dnl looks screwy because TRY_LINK expects a function body -dnl [return 0;} int foo (int * bar) {], -dnl g77_cv_sys_proto=yes, -dnl [g77_cv_sys_proto=no -dnl AC_DEFINE(KR_headers)])]) -dnl AC_MSG_RESULT($g77_cv_sys_proto) - -dnl for U77 -dnl AC_CHECK_HEADERS(unistd.h) - -AC_MSG_CHECKING(for posix) -AC_CACHE_VAL(g77_cv_header_posix, - AC_EGREP_CPP(yes, - [#include <sys/types.h> -#include <unistd.h> -#ifdef _POSIX_VERSION - yes -#endif -], - g77_cv_header_posix=yes, - g77_cv_header_posix=no)) -AC_MSG_RESULT($g77_cv_header_posix) - -# We can rely on the GNU library being posix-ish. I guess checking the -# header isn't actually like checking the functions, though... -AC_MSG_CHECKING(for GNU library) -AC_CACHE_VAL(g77_cv_lib_gnu, - AC_EGREP_CPP(yes, - [#include <stdio.h> -#ifdef __GNU_LIBRARY__ - yes -#endif -], - g77_cv_lib_gnu=yes, g77_cv_lib_gnu=no)) -AC_MSG_RESULT($g77_cv_lib_gnu) - -# Apparently cygwin needs to be special-cased. -AC_MSG_CHECKING([for cyg\`win'32]) -AC_CACHE_VAL(g77_cv_sys_cygwin32, - AC_EGREP_CPP(yes, - [#ifdef __CYGWIN32__ - yes -#endif -], - g77_cv_sys_cygwin32=yes, - g77_cv_sys_cygwin32=no)) -AC_MSG_RESULT($g77_cv_sys_cygwin32) - -AC_CHECK_HEADER(fcntl.h, - test $g77_cv_header_posix = yes && AC_DEFINE(_POSIX_SOURCE), - AC_DEFINE(NO_FCNTL) AC_DEFINE(OPEN_DECL)) - -dnl Checks for typedefs, structures, and compiler characteristics. -AC_C_CONST -AC_TYPE_SIZE_T - -dnl Checks for library functions. -AC_TYPE_SIGNAL -# we'll get atexit by default -if test $ac_cv_header_stdc != yes; then -AC_CHECK_FUNC(atexit, - AC_DEFINE(onexit,atexit),dnl just in case - [AC_DEFINE(NO_ONEXIT) - AC_CHECK_FUNC(onexit,, - [AC_CHECK_FUNC(on_exit, - AC_DEFINE(onexit,on_exit),)])]) -else true -fi - -# This should always succeed on unix. -# Apparently positive result on cygwin loses re. NON_UNIX_STDIO -# (as of cygwin b18). -AC_CHECK_FUNC(fstat) -AC_MSG_CHECKING([need for NON_UNIX_STDIO]) -if test $g77_cv_sys_cygwin32 = yes || test $ac_cv_func_fstat = no; then - AC_MSG_RESULT(yes) - AC_DEFINE(NON_UNIX_STDIO) -else - AC_MSG_RESULT(no) -fi - -# This is necessary for e.g. Linux: -AC_MSG_CHECKING([for necessary members of struct FILE]) -AC_CACHE_VAL(g77_cv_struct_FILE, -[AC_TRY_COMPILE([#include <stdio.h>], - [FILE s; s._ptr; s._base; s._flag;],g77_cv_struct_FILE=yes, - g77_cv_struct_FILE=no)])dnl -AC_MSG_RESULT($g77_cv_struct_FILE) -if test $g77_cv_struct_FILE = no; then - AC_DEFINE(MISSING_FILE_ELEMS) -fi - -dnl perhaps should check also for remainder -dnl Unfortunately, the message implies we're just checking for -lm... -AC_CHECK_LIB(m,drem,AC_DEFINE(IEEE_drem)) - -dnl for U77: -dnl AC_CHECK_FUNCS(symlink getcwd lstat) -dnl test $ac_cv_func_symlink = yes && SYMLNK=symlnk_.o -dnl test $ac_cv_func_lstat = yes && SYMLNK="$SYMLNK lstat_.o" -dnl AC_SUBST(SYMLNK) - -# posix will guarantee the right behaviour for sprintf, else we can't be -# sure; HEADER_STDC wouldn't be the right check in sunos4, for instance. -# However, on my sunos4/gcc setup unistd.h leads us wrongly to believe -# we're posix-conformant, so always do the test. -AC_MSG_CHECKING(for ansi/posix sprintf result) -dnl This loses if included as an argument to AC_CACHE_VAL because the -dnl changequote doesn't take effect and the [] vanish. -dnl fixme: use cached value -AC_TRY_RUN(changequote(<<, >>)dnl - <<#include <stdio.h> - /* does sprintf return the number of chars transferred? */ - main () {char foo[2]; (sprintf(foo, "1") == 1) ? exit(0) : exit(1);} ->>changequote([, ]), - g77_cv_sys_sprintf_ansi=yes, - g77_cv_sys_sprintf_ansi=no, - g77_cv_sys_sprintf_ansi=no) -AC_CACHE_VAL(g77_cv_sys_sprintf_ansi, - g77_cv_sys_sprintf_ansi=$g77_cv_sys_sprintf_ansi) -dnl We get a misleading `(cached)' message... -if test $ac_cv_c_cross = no; then - AC_MSG_RESULT($g77_cv_sys_sprintf_ansi) -else - AC_MSG_RESULT([can't tell -- assuming no]) -fi -# The cygwin patch takes steps to avoid defining USE_STRLEN here -- I don't -# understand why. -if test $g77_cv_sys_sprintf_ansi != yes; then - AC_DEFINE(USE_STRLEN) -fi - -# define NON_ANSI_RW_MODES on unix (can't hurt) -AC_MSG_CHECKING(NON_ANSI_RW_MODES) -AC_EGREP_CPP(yes, -[#ifdef unix - yes -#endif -#ifdef __unix - yes -#endif -#ifdef __unix__ - yes -#endif -], is_unix=yes, is_unix=no) -if test $g77_cv_sys_cygwin32 = yes; then - AC_MSG_RESULT(no) -else - if test $is_unix = yes; then - AC_DEFINE(NON_ANSI_RW_MODES) - AC_MSG_RESULT(yes) - else - AC_MSG_RESULT(no) - fi -fi - -# We have to firkle with the info in hconfig.h to figure out suitable types -# (via com.h). proj.h and com.h are in $srcdir/.., config.h which they need -# is in ../.. and the config files are in $srcdir/../../config. -AC_MSG_CHECKING(f2c integer type) -late_ac_cpp=$ac_cpp -ac_cpp="$late_ac_cpp -I$srcdir/.. -I../.. -I$srcdir/../.. -I$srcdir/../../config" -AC_CACHE_VAL(g77_cv_sys_f2cinteger, -AC_EGREP_CPP(F2C_INTEGER=long int, -[#include "proj.h" -#define FFECOM_DETERMINE_TYPES 1 -#include "com.h" -#if FFECOM_f2cINTEGER == FFECOM_f2ccodeLONG -F2C_INTEGER=long int -#elif FFECOM_f2cINTEGER == FFECOM_f2ccodeINT -F2C_INTEGER=int -#else -# error "Cannot find a suitable type for F2C_INTEGER" -#endif -], - g77_cv_sys_f2cinteger="long int",) -if test "$g77_cv_sys_f2cinteger" = ""; then - AC_EGREP_CPP(F2C_INTEGER=int, -[#include "proj.h" -#define FFECOM_DETERMINE_TYPES 1 -#include "com.h" -#if FFECOM_f2cINTEGER == FFECOM_f2ccodeLONG -F2C_INTEGER=long int -#elif FFECOM_f2cINTEGER == FFECOM_f2ccodeINT -F2C_INTEGER=int -#else -# error "Cannot find a suitable type for F2C_INTEGER" -#endif -], - g77_cv_sys_f2cinteger=int,) -fi -if test "$g77_cv_sys_f2cinteger" = ""; then - AC_MSG_RESULT("") - AC_MSG_ERROR([Can't determine type for f2c integer; config.log may help.]) -fi -) -AC_MSG_RESULT($g77_cv_sys_f2cinteger) -F2C_INTEGER=$g77_cv_sys_f2cinteger -ac_cpp=$late_ac_cpp -AC_SUBST(F2C_INTEGER) - -AC_MSG_CHECKING(f2c long int type) -late_ac_cpp=$ac_cpp -ac_cpp="$late_ac_cpp -I$srcdir/.. -I../.. -I$srcdir/../.. -I$srcdir/../../config" -AC_CACHE_VAL(g77_cv_sys_f2clongint, -AC_EGREP_CPP(F2C_LONGINT=long int, -[#include "proj.h" -#define FFECOM_DETERMINE_TYPES 1 -#include "com.h" -#if FFECOM_f2cLONGINT == FFECOM_f2ccodeLONG -F2C_LONGINT=long int -#elif FFECOM_f2cLONGINT == FFECOM_f2ccodeLONGLONG -F2C_LONGINT=long long int -#else -# error "Cannot find a suitable type for F2C_LONGINT" -#endif -], - g77_cv_sys_f2clongint="long int",) -if test "$g77_cv_sys_f2clongint" = ""; then - AC_EGREP_CPP(F2C_LONGINT=long long int, -[#include "proj.h" -#define FFECOM_DETERMINE_TYPES 1 -#include "com.h" -#if FFECOM_f2cLONGINT == FFECOM_f2ccodeLONG -F2C_LONGINT=long int -#elif FFECOM_f2cLONGINT == FFECOM_f2ccodeLONGLONG -F2C_LONGINT=long long int -#else -# error "Cannot find a suitable type for F2C_LONGINT" -#endif -], - g77_cv_sys_f2clongint="long long int",) -fi -if test "$g77_cv_sys_f2clongint" = ""; then - AC_MSG_RESULT("") - AC_MSG_ERROR([Can't determine type for f2c long int; config.log may help.]) -fi -) -AC_MSG_RESULT($g77_cv_sys_f2clongint) -F2C_LONGINT=$g77_cv_sys_f2clongint -ac_cpp=$late_ac_cpp -AC_SUBST(F2C_LONGINT) - -dnl maybe check for drem/remainder - -AC_SUBST(CROSS) - - -# This EOF_CHAR is a misfeature on unix. -AC_DEFINE(NO_EOF_CHAR_CHECK) - -AC_DEFINE(Skip_f2c_Undefs) - -dnl Craig had these in f2c.h, but they're only relevant for building libf2c -dnl anyway. - -dnl For GNU Fortran (g77), we always enable the following behaviors for -dnl libf2c, to make things easy on the programmer. The alternate -dnl behaviors have their uses, and g77 might provide them as compiler, -dnl rather than library, options, so only a single copy of a shared libf2c -dnl need be built for a system. - -dnl This makes unformatted I/O more consistent in relation to other -dnl systems. It is not required by the F77 standard. - -AC_DEFINE(Pad_UDread) - -dnl This makes ERR= and IOSTAT= returns work properly in disk-full -dnl situations, making things work more as expected. It slows things -dnl down, so g77 will probably someday choose the original implementation -dnl on a case-by-case basis when it can be shown to not be necessary -dnl (e.g. no ERR= or IOSTAT=) or when it is given the appropriate -dnl compile-time option or, perhaps, source-code directive. - -dnl AC_DEFINE(ALWAYS_FLUSH) - -dnl Most Fortran implementations do this, so to make it easier -dnl to compare the output of g77-compiled programs to those compiled -dnl by most other compilers, tell libf2c to put leading zeros in -dnl appropriate places on output - -AC_DEFINE(WANT_LEAD_0) - -# avoid confusion in case the `makefile's from the f2c distribution have -# got put here -test -f libF77/makefile && mv libF77/makefile libF77/makefile.ori -test -f libI77/makefile && mv libI77/makefile libI77/makefile.ori -test -f libU77/makefile && mv libU77/makefile libU77/makefile.ori - -AC_OUTPUT(Makefile ../../include/f2c.h:f2c.h.in libI77/Makefile libF77/Makefile libU77/Makefile) - -dnl We might have configuration options to: -dnl * allow non-standard string concatenation (use libF77 s_catow.o, -dnl not s_cat.o) -dnl * change unit preconnexion in libI77/err.c (f_init.c) -dnl * -DALWAYS_FLUSH in libI77 -dnl * -DOMIT_BLANK_CC in libI77 - -dnl Local Variables: -dnl comment-start: "dnl " -dnl comment-end: "" -dnl comment-start-skip: "\\bdnl\\b\\s *" -dnl End: |