diff options
Diffstat (limited to 'lib/runtime_tools/c_src')
| -rw-r--r-- | lib/runtime_tools/c_src/Makefile.in | 7 | ||||
| -rw-r--r-- | lib/runtime_tools/c_src/trace_file_drv.c | 24 |
2 files changed, 18 insertions, 13 deletions
diff --git a/lib/runtime_tools/c_src/Makefile.in b/lib/runtime_tools/c_src/Makefile.in index 448b8c62c2..aeacee0655 100644 --- a/lib/runtime_tools/c_src/Makefile.in +++ b/lib/runtime_tools/c_src/Makefile.in @@ -102,12 +102,7 @@ endif _create_dirs := $(shell mkdir -p $(OBJDIR) $(LIBDIR)) -ifneq ($(findstring ose,$(TARGET)),ose) debug opt valgrind: $(SOLIBS) $(OBJDIR) $(LIBDIR) $(NIF_LIB) -else -# We do not build this on OSE -debug opt valgrind: -endif DYNTRACE_OBJS = $(before_DTrace_OBJS) @@ -159,10 +154,8 @@ include $(ERL_TOP)/make/otp_release_targets.mk release_spec: opt $(INSTALL_DIR) "$(RELSYSDIR)/priv/obj" $(INSTALL_DIR) "$(RELSYSDIR)/priv/lib" -ifneq ($(findstring ose,$(TARGET)),ose) $(INSTALL_PROGRAM) $(DYNTRACE_OBJS) "$(RELSYSDIR)/priv/obj" $(INSTALL_PROGRAM) $(NIF_LIB) $(SOLIBS) "$(RELSYSDIR)/priv/lib" -endif release_docs_spec: diff --git a/lib/runtime_tools/c_src/trace_file_drv.c b/lib/runtime_tools/c_src/trace_file_drv.c index 7549161e05..a63a7d3ad9 100644 --- a/lib/runtime_tools/c_src/trace_file_drv.c +++ b/lib/runtime_tools/c_src/trace_file_drv.c @@ -327,9 +327,11 @@ static ErlDrvData trace_file_start(ErlDrvPort port, char *buff) | O_BINARY #endif , 0777)) < 0) { + int saved_errno = errno; if (wrap) driver_free(wrap); driver_free(data); + errno = saved_errno; return ERL_DRV_ERROR_ERRNO; } @@ -525,14 +527,19 @@ static void *my_alloc(size_t size) ** A write wrapper that regards it as an error if not all data was written. */ static int do_write(FILETYPE fd, unsigned char *buff, int siz) { - int w = write(fd, buff, siz); - if (w != siz) { - if (w >= 0) { - errno = ENOSPC; + int w; + while (1) { + w = write(fd, buff, siz); + if (w < 0 && errno == EINTR) + continue; + else if (w != siz) { + if (w >= 0) { + errno = ENOSPC; + } + return -1; } - return -1; + return siz; } - return siz; } /* @@ -627,8 +634,10 @@ static void close_unlink_port(TraceFileData *data) */ static int wrap_file(TraceFileData *data) { if (my_flush(data) < 0) { + int saved_errno = errno; close(data->fd); data->fd = -1; + errno = saved_errno; return -1; } close(data->fd); @@ -644,12 +653,15 @@ static int wrap_file(TraceFileData *data) { next_name(&data->wrap->del); } next_name(&data->wrap->cur); +try_open: data->fd = open(data->wrap->cur.name, O_WRONLY | O_TRUNC | O_CREAT #ifdef O_BINARY | O_BINARY #endif , 0777); if (data->fd < 0) { + if (errno == EINTR) + goto try_open; data->fd = -1; return -1; } |