* make/check.make: Skip if CC is not set.
* make/check-mlibc.make: New file.
* scaffold/scaffold.make: Use it for mlibc targets.
* tinycc/tinycc.make: Skip mlibc targets if CC32 not set.
* module/language/c99/compiler.mes: (field:size, field-offset): New
functions. Update callers, use them throughout.
(ast->info): Support declaration of struct and typedef'ed struct
variable with array fields.
(expr->accu, expr->accu*): Support foo.bar[baz], foo->bar[baz].
* scaffold/t-tcc.c: Test it.
* GNUmakefile (build-scripts): New target
(HELP_TOP): Mention it.
* configure (main): Write GUILE_FOR_BUILD.
* make/bin-mlibc.make: Skip if CC32 is not set.
* make/bin.make: Skip if CC is not set.
* make/install.make (install): Only install $(OUT)/mes.mes if
MES_BOOTSTRAP is set.
* make/mescc-guile.make: Skip if GUILE is not set.
* make/mescc-mes.make: Skip if MES is not set.
* HACKING: write something about
* module/mes/libc-i386.mes (i386:_start): Push environment pointer.
* module/mes/libc.mes (g_environment): New global.
(_env): New function.
(_start): Use it to set g_environment.
(getenv): New function.
* lib/mlibc.c (strncmp): New function.
(getenv): Implement.
* lib/mstart.c (_start): Set g_environment.
* module/mes/libc.mes (strncmp): New function.
(libc): Add it.
* scaffold/t.c: (array_ref): Test it.
* GNUmakefile (OUT,QUIET,SUBDIRS): New variables.
include make/common.make
* .gitignore: Remove toplevel targets.
* build-aux/compile-all.scm: Import from GNU Guix.
* configure (gulp-pipe): Check exit status. Actually test for CC,
CC32.
* make/bin.make: New file.
* make/check.make: New file.
* make/clean.make: New file.
* make/common.make: New file.
* make/compile.make: New file.
* make/guile.make: New file.
* make/mescc-guile.make: New file.
* make/mescc-mes.make: New file.
* make/reset.make: New file.
* lib/mlibc.c: Rename from top.
* lib/start.c: Rename from top.
* module/module.make: New file.
* scaffold/scaffold.make: New file.
* scripts/scripts.make: New file.
* src/mes.c: Rename from top.
* src/src.make: New file.
* src/mes.c: Rename from top.
* src/gc..c: Rename from top.
* src/lib.c: Rename from top.
* src/posix.c: Rename from top.
* src/reader.c: Rename from top.
* src/vector.c: Rename from top.
* tests/tests.make: New file.