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On 08/04/2015 11:03, Carlos Jacobo Puga Medina wrote:
> El lun, 03-08-2015 a las 20:22 -0400, Jung-uk Kim escribió:
>> On 08/03/2015 19:23, Carlos Jacobo Puga Medina wrote:
>>> El lun, 03-08-2015 a las 18:26 -0400, Jung-uk Kim escribió:
>>>> On 08/03/2015 17:40, Carlos Jacobo Puga Medina wrote:
>>>>> El lun, 03-08-2015 a las 17:26 -0400, Jung-uk Kim
>>>>> escribió:
>>>>>> On 08/03/2015 16:41, Carlos Jacobo Puga Medina wrote:
>>>>>>> El lun, 03-08-2015 a las 16:33 -0400, Jung-uk Kim
>>>>>>> escribió:
>>>>>>>
>>>>>>> Hi Jung-uk,
>
>>>>>>>> On 08/03/2015 16:26, Carlos Jacobo Puga Medina
>>>>>>>> wrote:
>>>>>>>>> Hi people,
>>>>>>>>>
>>>>>>>>> Recently I added amd64 support to TinyCC, but I
>>>>>>>>> encounter the following problem trying to compile a
>>>>>>>>> simple code.
>>>>>>>>>
>>>>>>>>> #include <stdio.h>
>>>>>>>>>
>>>>>>>>> int main(){ printf("hello, world!\n); return 0; }
>>>>>>>>>
>>>>>>>>> % tcc -o hello hello.c In file included from
>>>>>>>>> hello.c:1: /usr/include/stdio.h:63: error: ';'
>>>>>>>>> expected (got "va_list")
>>>>>>>>>
>>>>>>>>> I guess that some change introduced in 'stdio.h'
>>>>>>>>> causes this weird behaviour. Last time that TCC
>>>>>>>>> worked fine was on FreeBSD 9.1 -RELEASE/i386.
>>>>>>>>>
>>>>>>>>> Also I reported this problem in the tinycc-devel
>>>>>>>>> mailing list [1]
>>>>>>>>>
>>>>>>>>> Any thoughts?
>>>>>>>>
>>>>>>>> I haven't tried tcc but '"' is missing for the
>>>>>>>> printf().
>>>>>>>
>>>>>>> Yes, it was a typo here :)
>>>>>>
>>>>>> It seems it's a known tcc bug:
>>>>>>
>>>>>> http://savannah.nongnu.org/bugs/?30966
>>>>>>
>>>>>
>>>>> Is there something that we can do about it?
>>>>>
>>>>> Thanks for pointing me, jkim@
>>>>
>>>> It seems there is no easy way to fix this problem without
>>>> touching src tree, e.g.,
>>>>
>>>> --- sys/x86/include/_types.h (revision 286256) +++
>>>> sys/x86/include/_types.h (working copy) @@ -152,7 +152,7 @@
>>>> */ #ifdef __GNUCLIKE_BUILTIN_VARARGS typedef
>>>> __builtin_va_lis t __va_list; /* internally known to gcc */
>>>> -#elif defined(lint) +#elif defined(__TINYC__) ||
>>>> defined(lint) typedef char * __va_list; /* pretend */ #endif
>>>> #if defined(__GNUC_VA_LIST_COMPATIBILITY) &&
>>>> !defined(__GNUC_VA_LIST) \
>>>>
>>>
>>> If you need doing some changes into the src tree.
>>
>> https://svnweb.freebsd.org/changeset/base/286265
>>
>
> That's OK!
>
>>> So, what do you recommend in such case? Would it be much
>>> trouble add the necessary changes to run TCC again?
>>> Furthermore, TinyCC developer has ignored this issue
>>> completely.
>>
>> The only hack I see is defining __va_list as a macro from
>> libtcc.c but it is ugly.
>>
>
> Probably this should be discussed in the tinycc-devel ML. In the
> meanwhile we can try your dirty hack :-)
See the attached patch. Yes, it is ugly. ;-)
Jung-uk Kim
PS: I took the liberty of adding __LP64__ and __amd64__ while I am here.
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Index: lang/tcc/files/patch-configure
===================================================================
--- lang/tcc/files/patch-configure (revision 0)
+++ lang/tcc/files/patch-configure (working copy)
@@ -0,0 +1,30 @@
+--- configure.orig 2013-02-15 14:24:00 UTC
++++ configure
+@@ -45,6 +45,7 @@ tcc_crtprefix=""
+ tcc_elfinterp=""
+ tcc_lddir=
+ confvars=
++define_va_list=""
+
+ cpu=`uname -m`
+
+@@ -332,6 +333,9 @@ if test -z "$cross_prefix" ; then
+
+ fi
+ fi
++ if ! $cc -o $CONFTEST -c $source_path/va_list.c 2>/dev/null ; then
++ define_va_list="yes"
++ fi
+ else
+ # if cross compiling, cannot launch a program, so make a static guess
+ case $cpu in
+@@ -483,6 +487,9 @@ if test "$have_selinux" = "yes" ; then
+ echo "#define HAVE_SELINUX" >> $TMPH
+ echo "HAVE_SELINUX=yes" >> config.mak
+ fi
++if test "$define_va_list" = "yes" ; then
++ echo "#define DEFINE_VA_LIST" >> $TMPH
++fi
+
+ version=`head $source_path/VERSION`
+ echo "VERSION=$version" >>config.mak
Property changes on: lang/tcc/files/patch-configure
___________________________________________________________________
Added: fbsd:nokeywords
## -0,0 +1 ##
+yes
\ No newline at end of property
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Index: lang/tcc/files/patch-libtcc.c
===================================================================
--- lang/tcc/files/patch-libtcc.c (revision 0)
+++ lang/tcc/files/patch-libtcc.c (working copy)
@@ -0,0 +1,28 @@
+--- libtcc.c.orig 2013-02-15 14:24:00 UTC
++++ libtcc.c
+@@ -931,7 +931,11 @@ LIBTCCAPI TCCState *tcc_new(void)
+ tcc_define_symbol(s, "__i386", NULL);
+ tcc_define_symbol(s, "i386", NULL);
+ #elif defined(TCC_TARGET_X86_64)
++# if defined(__FreeBSD__)
++ tcc_define_symbol(s, "__amd64__", NULL);
++# endif
+ tcc_define_symbol(s, "__x86_64__", NULL);
++ tcc_define_symbol(s, "__LP64__", NULL);
+ #elif defined(TCC_TARGET_ARM)
+ tcc_define_symbol(s, "__ARM_ARCH_4__", NULL);
+ tcc_define_symbol(s, "__arm_elf__", NULL);
+@@ -957,6 +961,13 @@ LIBTCCAPI TCCState *tcc_new(void)
+ tcc_define_symbol(s, "__linux", NULL);
+ # endif
+ # if defined(__FreeBSD__)
++# if defined(DEFINE_VA_LIST)
++# if defined(TCC_TARGET_X86_64)
++ tcc_define_symbol(s, "__va_list", "struct { long pad[3]; }");
++# else
++ tcc_define_symbol(s, "__va_list", "char *");
++# endif
++# endif
+ # define str(s) #s
+ tcc_define_symbol(s, "__FreeBSD__", str( __FreeBSD__));
+ # undef str
Property changes on: lang/tcc/files/patch-libtcc.c
___________________________________________________________________
Added: fbsd:nokeywords
## -0,0 +1 ##
+yes
\ No newline at end of property
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Index: lang/tcc/files/patch-va__list.c
===================================================================
--- lang/tcc/files/patch-va__list.c (revision 0)
+++ lang/tcc/files/patch-va__list.c (working copy)
@@ -0,0 +1,9 @@
+--- va_list.c.orig 2015-08-04 21:20:18 UTC
++++ va_list.c
+@@ -0,0 +1,6 @@
++#ifdef __FreeBSD__
++#undef __GNUC__
++#undef __GNUC_MINOR__
++#include <sys/types.h>
++void foo(__va_list);
++#endif
Property changes on: lang/tcc/files/patch-va__list.c
___________________________________________________________________
Added: fbsd:nokeywords
## -0,0 +1 ##
+yes
\ No newline at end of property
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
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