| # export.at -- test symbol exports -*- Autotest -*- |
| |
| # Copyright (C) 2007 Free Software Foundation, Inc. |
| # Written by Ralf Wildenhues, 2007 |
| # |
| # This file is part of GNU Libtool. |
| # |
| # GNU Libtool is free software; you can redistribute it and/or |
| # modify it under the terms of the GNU General Public License as |
| # published by the Free Software Foundation; either version 2 of |
| # the License, or (at your option) any later version. |
| # |
| # GNU Libtool is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with GNU Libtool; see the file COPYING. If not, a copy |
| # can be downloaded from http://www.gnu.org/licenses/gpl.html, |
| # or obtained by writing to the Free Software Foundation, Inc., |
| # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| #### |
| |
| AT_SETUP([Export test]) |
| AT_KEYWORDS([libtool]) |
| |
| AT_CHECK([$LIBTOOL --features | grep 'disable shared libraries' && (exit 77)], |
| [1], [ignore]) |
| AT_CHECK([eval `$LIBTOOL --config | sed -n '/^archive_expsym_cmds=/,/^$/p'` |
| test -n "$archive_expsym_cmds" || echo false >can-hide |
| case $archive_expsym_cmds in |
| *-retain-symbols-file*) echo false >can-hide ;; |
| esac]) |
| can_hide=: |
| test -s can-hide && can_hide=false |
| |
| LDFLAGS="$LDFLAGS -no-undefined" |
| libdir=`pwd`/inst/lib |
| mkdir inst inst/lib |
| |
| AT_DATA(a.c, |
| [[/* all kinds of data items */ |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| int v1; |
| static int v2; |
| int v3 = 0; |
| int v4 = 1; |
| extern const int v5, v6; |
| extern const char *v7; |
| extern const char v8[]; |
| extern int (*const v12) (void); |
| const int v5 = 0; |
| const int v6 = 1; |
| const char* v7 = "\01foo"; |
| const char v8[] = "\01bar"; |
| int v9(void) { return v2 + 1; } |
| int (*v10) (void); |
| int (*v11) (void) = v9; |
| int (*const v12) (void) = v9; |
| |
| typedef struct { int arr[1000]; } large; |
| large v13; |
| large v14 = { { 0 } }; |
| large v15 = { { 1 } }; |
| |
| int w1 (void) { return 0; } |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| ]]) |
| |
| AT_DATA(asyms, |
| [[v1 |
| v3 |
| v4 |
| v5 |
| v6 |
| v7 |
| v8 |
| v9 |
| v10 |
| v11 |
| v12 |
| v13 |
| v14 |
| v15 |
| ]]) |
| |
| AT_DATA(main.c, |
| [[ |
| #if defined(LIBA_DLL_IMPORT) |
| # if defined(_WIN32) || defined(WIN32) || defined(__CYGWIN__) |
| # define LIBA_SCOPE extern __declspec(dllimport) |
| # endif |
| #endif |
| #if !defined(LIBA_SCOPE) |
| # define LIBA_SCOPE extern |
| #endif |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| extern int v1; |
| extern int v3, v4; |
| LIBA_SCOPE const int v5, v6; |
| extern const char* v7; |
| extern const char v8[]; |
| extern int v9(void); |
| extern int (*v10) (void); |
| extern int (*v11) (void); |
| LIBA_SCOPE int (*const v12) (void); |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| typedef struct { int arr[1000]; } large; |
| extern large v13, v14, v15; |
| |
| int main (void) |
| { |
| char s = v7[0] + v8[0]; |
| return s + v1 + v3 + v4 + v5 + v6 + v9() + v11() + v12() |
| + v13.arr[0] + v14.arr[0] + v15.arr[0] |
| - 8; |
| } |
| ]]) |
| |
| AT_DATA([broken.c], |
| [[ |
| /* these symbols should not be exported */ |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| extern int w1 (void); |
| #ifdef __cplusplus |
| } |
| #endif |
| int main (void) |
| { |
| return w1 (); |
| } |
| ]]) |
| |
| AT_CHECK([$LIBTOOL --mode=compile $CC $CPPFLAGS $CFLAGS -c a.c],[0],[ignore],[ignore]) |
| AT_CHECK([$CC $CPPFLAGS -DLIBA_DLL_IMPORT $CFLAGS -c main.c],[0],[ignore],[ignore]) |
| AT_CHECK([$CC $CPPFLAGS $CFLAGS -c broken.c],[0],[ignore],[ignore]) |
| |
| for exportsyms in '' '-export-symbols-regex "v.*"' '-export-symbols asyms' |
| do |
| # case 1: shared library built from object. |
| LT_AT_CHECK([eval '$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o liba.la a.lo \ |
| -rpath $libdir' $exportsyms], [], [ignore], [ignore]) |
| AT_CHECK([$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o main main.$OBJEXT liba.la], |
| [], [ignore], [ignore]) |
| LT_AT_EXEC_CHECK([./main]) |
| if test -n "$exportsyms" && $can_hide; then |
| AT_CHECK([if $LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o broken broken.$OBJEXT liba.la |
| then (exit 1); else :; fi], [], [ignore], [ignore]) |
| fi |
| |
| # case 2: shared library built from convenience archive. |
| AT_CHECK([$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o libconv.la a.lo], |
| [], [ignore], [ignore]) |
| LT_AT_CHECK([eval '$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o liba.la libconv.la \ |
| -rpath $libdir' $exportsyms], [], [ignore], [ignore]) |
| AT_CHECK([$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o main main.$OBJEXT liba.la], |
| [], [ignore], [ignore]) |
| LT_AT_EXEC_CHECK([./main]) |
| if test -n "$exportsyms" && $can_hide; then |
| AT_CHECK([if $LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o broken broken.$OBJEXT liba.la |
| then (exit 1); else :; fi], [], [ignore], [ignore]) |
| fi |
| done |
| |
| AT_CHECK([$can_hide || (exit 77)]) |
| |
| AT_CLEANUP |