tests/run-make-fulldeps/symbol-visibility/Makefile

   1 include ../tools.mk
   2
   3 # ignore-windows-msvc
   4
   5 NM=nm -D
   6 CDYLIB_NAME=liba_cdylib.so
   7 RDYLIB_NAME=liba_rust_dylib.so
   8 PROC_MACRO_NAME=liba_proc_macro.so
   9 EXE_NAME=an_executable
  10 COMBINED_CDYLIB_NAME=libcombined_rlib_dylib.so
  11
  12 ifeq ($(UNAME),Darwin)
  13 NM=nm -gU
  14 CDYLIB_NAME=liba_cdylib.dylib
  15 RDYLIB_NAME=liba_rust_dylib.dylib
  16 PROC_MACRO_NAME=liba_proc_macro.dylib
  17 EXE_NAME=an_executable
  18 COMBINED_CDYLIB_NAME=libcombined_rlib_dylib.dylib
  19 endif
  20
  21 ifdef IS_WINDOWS
  22 NM=nm -g
  23 CDYLIB_NAME=liba_cdylib.dll.a
  24 RDYLIB_NAME=liba_rust_dylib.dll.a
  25 PROC_MACRO_NAME=liba_proc_macro.dll
  26 EXE_NAME=an_executable.exe
  27 COMBINED_CDYLIB_NAME=libcombined_rlib_dylib.dll.a
  28 endif
  29
  30 # `grep` regex for symbols produced by either `legacy` or `v0` mangling
  31 RE_ANY_RUST_SYMBOL="_ZN.*h.*E\|_R[a-zA-Z0-9_]+"
  32
  33 all:
  34         $(RUSTC) -Zshare-generics=no an_rlib.rs
  35         $(RUSTC) -Zshare-generics=no a_cdylib.rs
  36         $(RUSTC) -Zshare-generics=no a_rust_dylib.rs
  37         $(RUSTC) -Zshare-generics=no a_proc_macro.rs
  38         $(RUSTC) -Zshare-generics=no an_executable.rs
  39         $(RUSTC) -Zshare-generics=no a_cdylib.rs --crate-name combined_rlib_dylib --crate-type=rlib,cdylib
  40
  41         # Check that a cdylib exports its public #[no_mangle] functions
  42         [ "$$($(NM) $(TMPDIR)/$(CDYLIB_NAME) | grep -v __imp_ | grep -c public_c_function_from_cdylib)" -eq "1" ]
  43         # Check that a cdylib exports the public #[no_mangle] functions of dependencies
  44         [ "$$($(NM) $(TMPDIR)/$(CDYLIB_NAME) | grep -v __imp_ | grep -c public_c_function_from_rlib)" -eq "1" ]
  45         # Check that a cdylib DOES NOT export any public Rust functions
  46         [ "$$($(NM) $(TMPDIR)/$(CDYLIB_NAME) | grep -v __imp_ | grep -c $(RE_ANY_RUST_SYMBOL))" -eq "0" ]
  47
  48         # Check that a Rust dylib exports its monomorphic functions
  49         [ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -v __imp_ | grep -c public_c_function_from_rust_dylib)" -eq "1" ]
  50         [ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -v __imp_ | grep -c public_rust_function_from_rust_dylib)" -eq "1" ]
  51         # Check that a Rust dylib does not export generics if -Zshare-generics=no
  52         [ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -v __imp_ | grep -c public_generic_function_from_rust_dylib)" -eq "0" ]
  53
  54
  55         # Check that a Rust dylib exports the monomorphic functions from its dependencies
  56         [ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -v __imp_ | grep -c public_c_function_from_rlib)" -eq "1" ]
  57         [ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -v __imp_ | grep -c public_rust_function_from_rlib)" -eq "1" ]
  58         # Check that a Rust dylib does not export generics if -Zshare-generics=no
  59         [ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -v __imp_ | grep -c public_generic_function_from_rlib)" -eq "0" ]
  60
  61         # Check that a proc macro exports its public #[no_mangle] functions
  62         # FIXME(#99978) avoid exporting #[no_mangle] symbols for proc macros
  63         [ "$$($(NM) $(TMPDIR)/$(CDYLIB_NAME) | grep -v __imp_ | grep -c public_c_function_from_cdylib)" -eq "1" ]
  64         # Check that a proc macro exports the public #[no_mangle] functions of dependencies
  65         [ "$$($(NM) $(TMPDIR)/$(CDYLIB_NAME) | grep -v __imp_ | grep -c public_c_function_from_rlib)" -eq "1" ]
  66         # Check that a proc macro DOES NOT export any public Rust functions
  67         [ "$$($(NM) $(TMPDIR)/$(CDYLIB_NAME) | grep -v __imp_ | grep -c $(RE_ANY_RUST_SYMBOL))" -eq "0" ]
  68
  69 # FIXME(nbdd0121): This is broken in MinGW, see https://github.com/rust-lang/rust/pull/95604#issuecomment-1101564032
  70 ifndef IS_WINDOWS
  71         # Check that an executable does not export any dynamic symbols
  72         [ "$$($(NM) $(TMPDIR)/$(EXE_NAME) | grep -v __imp_ | grep -c public_c_function_from_rlib)" -eq "0" ]
  73         [ "$$($(NM) $(TMPDIR)/$(EXE_NAME) | grep -v __imp_ | grep -c public_rust_function_from_exe)" -eq "0" ]
  74 endif
  75
  76
  77         # Check the combined case, where we generate a cdylib and an rlib in the same
  78         # compilation session:
  79         # Check that a cdylib exports its public #[no_mangle] functions
  80         [ "$$($(NM) $(TMPDIR)/$(COMBINED_CDYLIB_NAME) | grep -v __imp_ | grep -c public_c_function_from_cdylib)" -eq "1" ]
  81         # Check that a cdylib exports the public #[no_mangle] functions of dependencies
  82         [ "$$($(NM) $(TMPDIR)/$(COMBINED_CDYLIB_NAME) | grep -v __imp_ | grep -c public_c_function_from_rlib)" -eq "1" ]
  83         # Check that a cdylib DOES NOT export any public Rust functions
  84         [ "$$($(NM) $(TMPDIR)/$(COMBINED_CDYLIB_NAME) | grep -v __imp_ | grep -c $(RE_ANY_RUST_SYMBOL))" -eq "0" ]
  85
  86
  87         $(RUSTC) -Zshare-generics=yes an_rlib.rs
  88         $(RUSTC) -Zshare-generics=yes a_cdylib.rs
  89         $(RUSTC) -Zshare-generics=yes a_rust_dylib.rs
  90         $(RUSTC) -Zshare-generics=yes a_proc_macro.rs
  91         $(RUSTC) -Zshare-generics=yes an_executable.rs
  92
  93         # Check that a cdylib exports its public #[no_mangle] functions
  94         [ "$$($(NM) $(TMPDIR)/$(CDYLIB_NAME) | grep -v __imp_ | grep -c public_c_function_from_cdylib)" -eq "1" ]
  95         # Check that a cdylib exports the public #[no_mangle] functions of dependencies
  96         [ "$$($(NM) $(TMPDIR)/$(CDYLIB_NAME) | grep -v __imp_ | grep -c public_c_function_from_rlib)" -eq "1" ]
  97         # Check that a cdylib DOES NOT export any public Rust functions
  98         [ "$$($(NM) $(TMPDIR)/$(CDYLIB_NAME) | grep -v __imp_ | grep -c $(RE_ANY_RUST_SYMBOL))" -eq "0" ]
  99
 100         # Check that a Rust dylib exports its monomorphic functions, including generics this time
 101         [ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -v __imp_ | grep -c public_c_function_from_rust_dylib)" -eq "1" ]
 102         [ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -v __imp_ | grep -c public_rust_function_from_rust_dylib)" -eq "1" ]
 103         [ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -v __imp_ | grep -c public_generic_function_from_rust_dylib)" -eq "1" ]
 104
 105         # Check that a Rust dylib exports the monomorphic functions from its dependencies
 106         [ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -v __imp_ | grep -c public_c_function_from_rlib)" -eq "1" ]
 107         [ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -v __imp_ | grep -c public_rust_function_from_rlib)" -eq "1" ]
 108         [ "$$($(NM) $(TMPDIR)/$(RDYLIB_NAME) | grep -v __imp_ | grep -c public_generic_function_from_rlib)" -eq "1" ]
 109
 110         # Check that a proc macro exports its public #[no_mangle] functions
 111         # FIXME(#99978) avoid exporting #[no_mangle] symbols for proc macros
 112         [ "$$($(NM) $(TMPDIR)/$(CDYLIB_NAME) | grep -v __imp_ | grep -c public_c_function_from_cdylib)" -eq "1" ]
 113         # Check that a proc macro exports the public #[no_mangle] functions of dependencies
 114         [ "$$($(NM) $(TMPDIR)/$(CDYLIB_NAME) | grep -v __imp_ | grep -c public_c_function_from_rlib)" -eq "1" ]
 115         # Check that a proc macro DOES NOT export any public Rust functions
 116         [ "$$($(NM) $(TMPDIR)/$(CDYLIB_NAME) | grep -v __imp_ | grep -c $(RE_ANY_RUST_SYMBOL))" -eq "0" ]
 117
 118 ifndef IS_WINDOWS
 119         # Check that an executable does not export any dynamic symbols
 120         [ "$$($(NM) $(TMPDIR)/$(EXE_NAME) | grep -v __imp_ | grep -c public_c_function_from_rlib)" -eq "0" ]
 121         [ "$$($(NM) $(TMPDIR)/$(EXE_NAME) | grep -v __imp_ | grep -c public_rust_function_from_exe)" -eq "0" ]
 122 endif