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DJ patches for MSDOS

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From-SVN: r7792
This commit is contained in:
Michael Meissner 1994-07-22 13:55:40 +00:00
parent bcd8cec871
commit c2fdae8ecd
4 changed files with 78 additions and 59 deletions
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33
gcc/config/msdos/configur.bat Normal file
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@ -0,0 +1,33 @@
@echo off
echo Configuring GCC for go32
rem This batch file assumes a unix-type "sed" program
if not exist config\msdos\configure.bat chdir ..\..
update config\i386\xm-dos.h config.h
update config\i386\xm-dos.h hconfig.h
update config\i386\xm-dos.h tconfig.h
update config\i386\go32.h tm.h
update config\i386\i386.md md
update config\i386\i386.c aux-output.c
echo # Makefile generated by "configure.bat"> Makefile
echo all.dos: cccp cc1 cc1obj xgcc s-objlist >> Makefile
sed -f config/msdos/top.sed Makefile.in >> Makefile
set LANG=
if not exist cp\make-lang.in goto no_cp
sed -f config/msdos/top.sed cp\make-lang.in >> Makefile
sed -f config/msdos/top.sed cp\makefile.in > cp\Makefile
set LANG=%LANG% c++.&
:no_cp
echo lang.mostlyclean: %LANG% | sed "s/&/mostlyclean/g" >> Makefile
echo lang.clean: %LANG% | sed "s/&/clean/g" >> Makefile
echo lang.distclean: %LANG% | sed "s/&/distclean/g" >> Makefile
echo lang.realclean: %LANG% | sed "s/&/realclean/g" >> Makefile
echo #define MULTILIB_SELECT ". ;" > multilib.h1
update multilib.h1 multilib.h
del multilib.h1

38
gcc/config/msdos/top.sed Normal file
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@ -0,0 +1,38 @@
/\.o[ ]*:/ s/config.status//
/^multilib.h/ s/multilib/not-multilib/
/^target=/ c\
target=go32
/^xmake_file=/ d
/^tmake_file=/ d
/^version=/ c\
version=2.6.0
s/CC = cc/CC = gcc/
s/:\$/: \$/g
s/^ \ *\.\// go32 /
s/<\ *\$(srcdir)\//< $(srcdir)\\/g
s/^ \$(srcdir)\/move-if-change/ update/
s/^USE_/# USE_/
s/`echo \$(srcdir)\///g
s/ | sed 's,\^\\\.\/,,'`//g
s/^ cd \$(srcdir)[ ]*;/ /
/^# USE_HOST_OBSTACK/ i\
USE_HOST_OBSTACK=obstack.o
/^stamp-attrtab/,/update/ {
/\\/d
/fi/d
/update/ i\
go32 genattrtab md > t-attrtab.c
}
/^enquire[ ]*:/ s/\$(GCC_PARTS)//g
/^enquire.o[ ]*:/ s/\$(GCC_PASSES)//g
/^GCC_FOR_TARGET =/ c\
GCC_FOR_TARGET = gcc
s/; *@true//
s/stamp-/s-/g
s/tmp-/t-/g
/> *s-objlist/ c\
echo.exe -o s-objlist $(addprefix ../,$(OBJS) $(BC_OBJS))
/^OBJS.*s-objlist/ s?`cat ../s-objlist`?@../s-objlist?
s/^\(SUBDIR_OBSTACK *=\).*$/\1 ..\/obstack.o/
s/^\(SUBDIR_USE_ALLOCA *=\).*$/\1/
s/^\(SUBDIR_MALLOC *=\).*$/\1/

56
gcc/configure.bat
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@ -1,54 +1,2 @@
@echo off
echo Configuring GCC for go32
rem This batch file assumes a unix-type "sed" program
update config\i386\xm-dos.h config.h
update config\i386\xm-dos.h hconfig.h
update config\i386\xm-dos.h tconfig.h
update config\i386\go32.h tm.h
update config\i386\i386.md md
update config\i386\i386.c aux-output.c
echo # Makefile generated by "configure.bat"> Makefile
echo all.dos: cccp cc1 cc1plus cc1obj xgcc>> Makefile
if exist config.sed del config.sed
echo "/\.o[ ]*:/ s/config.status// ">> config.sed
echo "/^target=/ c\ ">> config.sed
echo "target=go32 ">> config.sed
echo "/^version=/ c\ ">> config.sed
sed -e "s/.*\"\([^ \"]*\)[ \"].*/version=\1/" version.c >> config.sed
echo "s/CC = cc/CC = gcc/ ">> config.sed
echo "s/:\$/: \$/g ">> config.sed
echo "s/^ \ *\.\// go32 / ">> config.sed
echo "s/<\ *\$(srcdir)\//< $(srcdir)\\/g ">> config.sed
echo "s/^ \$(srcdir)\/move-if-change/ update/ ">> config.sed
echo "s/^USE_/# USE_/ ">> config.sed
echo "s/`echo \$(srcdir)\///g ">> config.sed
echo "s/ | sed 's,\^\\\.\/,,'`//g ">> config.sed
echo "s/^ cd \$(srcdir)[ ]*;/ / ">> config.sed
echo "/^# USE_HOST_OBSTACK/ i\ ">> config.sed
echo "USE_HOST_OBSTACK=obstack.o ">> config.sed
echo "/^stamp-attrtab/,/update/ { ">> config.sed
echo " /\\/d ">> config.sed
echo " /fi/d ">> config.sed
echo " /update/ i\ ">> config.sed
echo " go32 genattrtab md > t-attrtab.c ">> config.sed
echo "} ">> config.sed
echo "/^enquire[ ]*:/ s/\$(GCC_PARTS)//g ">> config.sed
echo "/^enquire.o[ ]*:/ s/\$(GCC_PASSES)//g ">> config.sed
echo "/^GCC_FOR_TARGET =/ c\ ">> config.sed
echo "GCC_FOR_TARGET = gcc ">> config.sed
echo "s/; *@true// ">> config.sed
echo "s/stamp-/s-/g ">> config.sed
echo "s/tmp-/t-/g ">> config.sed
sed -e "s/^\"//" -e "s/\"$//" -e "s/[ ]*$//" config.sed > config2.sed
sed -f config2.sed Makefile.in >> Makefile
del config.sed
del config2.sed
@echo off
config\msdos\configure %1 %2 %3 %4

10
gcc/gcc.c
View File

@ -1873,10 +1873,7 @@ static int last_pipe_input;
#ifndef OS2
#ifdef __MSDOS__
/* Declare these to avoid compilation error. They won't be called. */
int execv(const char *a, const char **b){}
int execvp(const char *a, const char **b){}
#include <process.h>
static int
pexecute (search_flag, program, argv, not_last)
int search_flag;
@ -1884,6 +1881,9 @@ pexecute (search_flag, program, argv, not_last)
char *argv[];
int not_last;
{
#ifdef __GO32__
int i = (search_flag ? spawnv : spawnvp) (1, program, argv);
#else
char *scmd, *rf;
FILE *argfile;
int i, el = search_flag ? 0 : 4;
@ -1912,13 +1912,13 @@ pexecute (search_flag, program, argv, not_last)
i = system (scmd);
remove (rf);
#endif
if (i == -1)
{
perror_exec (program);
return MIN_FATAL_STATUS << 8;
}
return i << 8;
}