* lib/linux+gnu.c (getpid, signal): New function.
* include/signal.h: Declare signal.
* include/unistd.h: Declare getpid.
* scaffold/tests/95-signal.c: Test it.
* build-aux/check-mescc.sh (tests): Run it.
* lib/libc+tcc.c (vsscanf): New function.
(sscanf): Use it.
(fflush): Remove stub notice; we have no buffering.
* include/stdarg.h: Declare it.
* scaffold/tests/87-sscanf.c: Test it.
* build-aux/check-mescc.sh (tests): Run it.
* lib/libc+tcc.c (strncpy): New function.
* scaffold/tests/86-strncpy.c: Test it.
* build-aux/check-mescc.sh (tests): Run it.
* build-aux/cc-mlibc.sh (LIBC): Acknowlegde.
* build-aux/test.sh (LIBC): Export it.
* module/language/c99/compiler.mes (int->bv): New function.
(init->data): Use it. Add parameter. Update callers.
(array-init->data): Add type parmeter.
(array-init-element->data): Likewise.
* module/mes/bytevectors.mes (bytevector-u8-set!): New function.
* module/mes/bytevectors.scm (mes): Export it.
* module/mes/as.mes (int->bv8): New function.
* module/language/c99/compiler.mes (struct-field): Support nested,
named and anonymous enums.
(field->info): New function.
(type->info): Use it to reap nestedly defined enums, structs, unions.
(decl->info): Likewise.
* scaffold/tests/t.c: Test it.
* stage0/x86.M1 (ja32, jae32, jb32, jbe32): New macro.
* module/mes/as-i386.mes (i386:jump-a, i386:jump-ae, i386:jump-b,
i386:jump-be): Use it in new function.
* module/mes/as-i386.scm: Export them.
* module/language/c99/compiler.mes (test-jump-label->info): Use them to
support unsigned comparison.
* scaffold/tests/7s-unsigned-compare.c: Test it.
* build-aux/check-mescc.sh (tests): Run it.
* module/language/c99/compiler.mes (switch->info): New function.
(ast->info): Use it for switch.
(clause->info, statements->clauses): Remove.
* scaffold/tests/44-switch.c (default_first): Test it.
* module/language/c99/compiler.mes (expr->accu): Handle compound
strings as function argument.
* module/mes/M1.mes (object->M1): Call error when string not found.
* scaffold/tests/t.c: Test it.
* module/language/c99/compiler.mes (struct->fields): Support bit-fields.
(ast->type):
(field-field):
(field-offset):
(expr->accu*):
(expr->accu):
(struct-field):
(->size):
* module/language/c99/info.scm (<bit-field>): New type.
* stage0/x86.M1 (and____$i32,%eax, and____(%edx),%eax,
mov____(%edx),%eax, or____(%edx),%eax): New macro.
* module/mes/as-i386.mes (i386:base-mem->accu): Use
it.
(i386:accu-and, i386:accu-and-base-mem, i386:accu-or-base-mem): New
function.
* module/mes/as-i386.scm: Export them.
* scaffold/tests/7q-bit-field.c: Test it.
* build-aux/check-mescc.sh (tests): Run it.
* module/language/c99/compiler.mes (global->info): Anonymous string
array.
(local->info): Likewise.
(array-init->string): Support array of char.
(init-local): Likewise.
(->size): Fix for array.
* scaffold/tests/4a-char-array.c: Test it.
* build-aux/check-mescc.sh (tests): Run it.
* module/language/c99/info.scm (clone): Add post field.
(make): Handle post parameter.
* module/language/c99/compiler.mes (clone): Handle post parameter.
(expr->accu*): Set it to support foo--/foo--.
(expr->accu): Read it to support foo--/foo--.
* scaffold/tests/7o-struct-pre-post.c: Test it.
* build-aux/check-mescc.sh: Run it.
* module/language/c99/info.scm (<array>, <pointer>, <var>): New type.
* module/language/c99/compiler.mes (ast-><type>): New function.
(ast-type): Use it.
* module/language/c99/compiler.mes (struct-field): Return list of
fields. Update callers.
* scaffold/tests/84-struct-field-list.c: Test it.
* build-aux/check-mescc.sh (tests): Add it.
* module/language/c99/compiler.mes (decl->info): Support heterogeneous
variable init.
* scaffold/tests/83-heterogenoous-init.c: Test it.
* build-aux/check-mescc.sh (tests): Add it.
* module/language/c99/info.scm (make): Add statics field.
(<global>): Add name and function fields. Update callers.
(global->string): New function.
* module/mes/M1.mes (object->M1): Update.
* module/language/c99/compiler.mes (clone): Add statics field.
(ident->accu): For <global>, use global in text (WAS: name).
(ident-address->accu): Likewise.
(ident-address->base): Likewise.
(decl-local->info): New function.
(decl->info): New function.
(ast->info): Use them.
(function->info): Keep globals in object (WAS: global:value only).
* scaffold/tests/46-function-static.c: Test it.
