From 7735afa212034346f31baa6aee5466de74309541 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Fri, 23 Dec 2005 01:55:26 +0000 Subject: * Makeconfig: Define CXXFLAGS. Split out warnings from +gccwarn which are not understood by the C++ compiler. * Makerules: Add rules to build C++ code for test cases. * include/stdlib.h: Protect for inclusion in C++ code. * include/time.h: Likewise. * test-skeleton.c (timeout_handler): Rewrite ts initialization for C++ compatibility. --- ChangeLog | 11 +++++ Makeconfig | 12 ++++-- Makerules | 12 +++++- include/stdlib.h | 4 ++ include/time.h | 8 ++++ nptl/ChangeLog | 2 + nptl/Makefile | 4 +- nptl/tst-cancel24.cc | 113 +++++++++++++++++++++++++++++++++++++++++++++++++++ 8 files changed, 159 insertions(+), 7 deletions(-) create mode 100644 nptl/tst-cancel24.cc diff --git a/ChangeLog b/ChangeLog index 2eae176..4aab33c 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,11 @@ +2005-12-22 Ulrich Drepper + + * Makeconfig: Define CXXFLAGS. Split out warnings from +gccwarn which + are not understood by the C++ compiler. + * Makerules: Add rules to build C++ code for test cases. + * include/stdlib.h: Protect for inclusion in C++ code. + * include/time.h: Likewise. + 2005-12-22 Roland McGrath * Makerules [gen-as-const-headers] (tests): Add one test per .sym @@ -8,6 +16,9 @@ 2005-12-22 Ulrich Drepper + * test-skeleton.c (timeout_handler): Rewrite ts initialization for + C++ compatibility. + * sysdeps/x86_64/__longjmp.S: Also protect SP and BP. * sysdeps/x86_64/setjmp.S: Likewise. diff --git a/Makeconfig b/Makeconfig index f8de97d..f32a19e 100644 --- a/Makeconfig +++ b/Makeconfig @@ -552,10 +552,11 @@ endif # Extra flags to pass to GCC. ifeq ($(all-warnings),yes) -+gccwarn := -Wall -Wwrite-strings -Winline -Wstrict-prototypes -Wcast-qual -Wbad-function-cast -Wmissing-noreturn -Wmissing-prototypes -Wmissing-declarations -Wcomment -Wcomments -Wtrigraphs -Wsign-compare -Wfloat-equal -Wmultichar ++gccwarn := -Wall -Wwrite-strings -Winline -Wcast-qual -Wbad-function-cast -Wmissing-noreturn -Wmissing-prototypes -Wmissing-declarations -Wcomment -Wcomments -Wtrigraphs -Wsign-compare -Wfloat-equal -Wmultichar else -+gccwarn := -Wall -Wwrite-strings -Winline -Wstrict-prototypes ++gccwarn := -Wall -Wwrite-strings -Winline endif ++gccwarn-c = -Wstrict-prototypes # We do not depend on the address of constants in different files to be # actually different, so allow the compiler to merge them all. @@ -647,8 +648,11 @@ CPPFLAGS = $($(subdir)-CPPFLAGS) $(+includes) $(defines) \ $(libof-$( # include +__BEGIN_DECLS + extern __typeof (strftime_l) __strftime_l; libc_hidden_proto (__strftime_l) extern __typeof (strptime_l) __strptime_l; @@ -89,6 +91,8 @@ extern int __getclktck (void); /* strptime support. */ /* Status of lookup: do we use the locale data or the raw data? */ +#ifndef __cplusplus +// C++ cannot deal with using 'not'. enum ptime_locale_status { not, loc, raw }; extern char * __strptime_internal (const char *rp, const char *fmt, @@ -96,6 +100,7 @@ extern char * __strptime_internal (const char *rp, const char *fmt, enum ptime_locale_status *decided, int era_cnt, __locale_t locparam) internal_function; +#endif extern double __difftime (time_t time1, time_t time0); @@ -105,5 +110,8 @@ extern double __difftime (time_t time1, time_t time0); #ifndef _ISOMAC # define CLOCK_IDFIELD_SIZE 3 #endif + +__END_DECLS + #endif #endif diff --git a/nptl/ChangeLog b/nptl/ChangeLog index 761308d..c7c2acb 100644 --- a/nptl/ChangeLog +++ b/nptl/ChangeLog @@ -3,6 +3,8 @@ [BZ #1913] * sysdeps/unix/sysv/linux/i386/i486/sem_wait.S (__new_sem_wait): Fix unwind info. Remove useless branch prediction prefix. + * tst-cancel24.cc: New file. + * Makefile: Add rules to build and run tst-cancel24. 2005-12-21 Roland McGrath diff --git a/nptl/Makefile b/nptl/Makefile index 7602c50..c061b9d 100644 --- a/nptl/Makefile +++ b/nptl/Makefile @@ -220,7 +220,7 @@ tests = tst-attr1 tst-attr2 tst-attr3 \ tst-cancel6 tst-cancel7 tst-cancel8 tst-cancel9 tst-cancel10 \ tst-cancel11 tst-cancel12 tst-cancel13 tst-cancel14 tst-cancel15 \ tst-cancel16 tst-cancel17 tst-cancel18 tst-cancel19 tst-cancel20 \ - tst-cancel21 tst-cancel22 tst-cancel23 \ + tst-cancel21 tst-cancel22 tst-cancel23 tst-cancel24 \ tst-cleanup0 tst-cleanup1 tst-cleanup2 tst-cleanup3 tst-cleanup4 \ tst-flock1 tst-flock2 \ tst-signal1 tst-signal2 tst-signal3 tst-signal4 tst-signal5 \ @@ -479,6 +479,8 @@ $(objpfx)tst-clock2: $(common-objpfx)rt/librt.a $(objpfx)tst-rwlock14: $(common-objpfx)rt/librt.a endif +LDFLAGS-tst-cancel24 = -lstdc++ + extra-B-pthread.so = -B$(common-objpfx)nptl/ $(objpfx)libpthread.so: $(addprefix $(objpfx),$(crti-objs) $(crtn-objs)) $(objpfx)libpthread.so: +preinit += $(addprefix $(objpfx),$(crti-objs)) diff --git a/nptl/tst-cancel24.cc b/nptl/tst-cancel24.cc new file mode 100644 index 0000000..52cf079 --- /dev/null +++ b/nptl/tst-cancel24.cc @@ -0,0 +1,113 @@ +#include +#include +#include +#include +#include + + +static volatile bool destr_called; +static volatile bool except_caught; + +static pthread_barrier_t b; + + +struct monitor +{ + // gcc is broken and would generate a warning without this dummy + // constructor. + monitor () { } + ~monitor() { destr_called = true; } +}; + + +static void * +tf (void *arg) +{ + sem_t *s = static_cast (arg); + + try + { + monitor m; + + pthread_barrier_wait (&b); + + while (1) + sem_wait (s); + } + catch (...) + { + except_caught = true; + throw; + } + + return NULL; +} + + +static int +do_test () +{ + if (pthread_barrier_init (&b, NULL, 2) != 0) + { + puts ("barrier_init failed"); + return 1; + } + + sem_t s; + if (sem_init (&s, 0, 0) != 0) + { + puts ("sem_init failed"); + return 1; + } + + pthread_t th; + if (pthread_create (&th, NULL, tf, &s) != 0) + { + puts ("pthread_create failed"); + return 1; + } + + pthread_barrier_wait (&b); + + /* There is unfortunately no better method to try to assure the + child thread reached the sem_wait call and is actually waiting + than to sleep here. */ + sleep (1); + + if (pthread_cancel (th) != 0) + { + puts ("cancel failed"); + return 1; + } + + void *res; + if (pthread_join (th, &res) != 0) + { + puts ("join failed"); + return 1; + } + + if (res != PTHREAD_CANCELED) + { + puts ("thread was not canceled"); + return 1; + } + + if (! except_caught) + { + puts ("exception not caught"); + return 1; + } + + if (! destr_called) + { + puts ("destructor not called"); + return 1; + } + + return 0; +} + +#define TEST_FUNCTION do_test () +#define TIMEOUT 3 +#include "../test-skeleton.c" -- cgit v1.1