Don't use pthread on OpenBSD

since OpenBSD pthread does not support pthread_condattr_setpshared().
This patch could also stay in the OpenBSD ports tree or depend on a
configure test macro rather than defined __OpenBSD__.
This commit is contained in:
Christopher Zimmermann
2016-06-11 13:05:29 +02:00
parent 87e90229bc
commit 1322af1e4f
4 changed files with 39 additions and 7 deletions

View File

@ -6,7 +6,10 @@ i3_SOURCES := $(filter-out $(i3_SOURCES_GENERATED),$(wildcard src/*.c)
i3_HEADERS_CMDPARSER := $(wildcard include/GENERATED_*.h)
i3_HEADERS := $(filter-out $(i3_HEADERS_CMDPARSER),$(wildcard include/*.h))
i3_CFLAGS = $(XKB_COMMON_CFLAGS) $(XKB_COMMON_X11_CFLAGS) $(XCB_CFLAGS) $(XCB_KBD_CFLAGS) $(XCB_WM_CFLAGS) $(XCB_CURSOR_CFLAGS) $(XCB_XRM_CFLAGS) $(PANGO_CFLAGS) $(YAJL_CFLAGS) $(LIBEV_CFLAGS) $(PCRE_CFLAGS) $(LIBSN_CFLAGS)
i3_LIBS = $(XKB_COMMON_LIBS) $(XKB_COMMON_X11_LIBS) $(XCB_LIBS) $(XCB_XKB_LIBS) $(XCB_KBD_LIBS) $(XCB_WM_LIBS) $(XCB_CURSOR_LIBS) $(XCB_XRM_LIBS) $(PANGO_LIBS) $(YAJL_LIBS) $(LIBEV_LIBS) $(PCRE_LIBS) $(LIBSN_LIBS) -lm -lpthread
i3_LIBS = $(XKB_COMMON_LIBS) $(XKB_COMMON_X11_LIBS) $(XCB_LIBS) $(XCB_XKB_LIBS) $(XCB_KBD_LIBS) $(XCB_WM_LIBS) $(XCB_CURSOR_LIBS) $(XCB_XRM_LIBS) $(PANGO_LIBS) $(YAJL_LIBS) $(LIBEV_LIBS) $(PCRE_LIBS) $(LIBSN_LIBS) -lm
ifneq ($(UNAME),OpenBSD)
i3_LIBS += -lpthread
endif
# When using clang, we use pre-compiled headers to speed up the build. With
# gcc, this actually makes the build slower.

View File

@ -20,7 +20,9 @@
#include <sys/mman.h>
#include <sys/stat.h>
#include <errno.h>
#if !defined(__OpenBSD__)
#include <pthread.h>
#endif
#include "util.h"
#include "log.h"
@ -157,11 +159,13 @@ void open_logbuffer(void) {
header = (i3_shmlog_header *)logbuffer;
#if !defined(__OpenBSD__)
pthread_condattr_t cond_attr;
pthread_condattr_init(&cond_attr);
if (pthread_condattr_setpshared(&cond_attr, PTHREAD_PROCESS_SHARED) != 0)
fprintf(stderr, "pthread_condattr_setpshared() failed, i3-dump-log -f will not work!\n");
pthread_cond_init(&(header->condvar), &cond_attr);
#endif
logwalk = logbuffer + sizeof(i3_shmlog_header);
loglastwrap = logbuffer + logbuffer_size;
@ -277,8 +281,10 @@ static void vlog(const bool print, const char *fmt, va_list args) {
store_log_markers();
#if !defined(__OpenBSD__)
/* Wake up all (i3-dump-log) processes waiting for condvar. */
pthread_cond_broadcast(&(header->condvar));
#endif
if (print)
fwrite(message, len, 1, stdout);