Allow Building Using CMake

CMakeLists.txt

@@ -0,0 +1,16 @@
+cmake_minimum_required(VERSION 3.30)
+
+set(CMAKE_C_STANDARD 11)
+
+project(qthreads
+  VERSION 1.22
+  DESCRIPTION "A user-level threading library"
+  LANGUAGES C ASM)
+
+add_subdirectory(src)
+
+if(CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME)
+  include(CTest)
+  add_subdirectory(test)
+endif()
+

configure.ac

@@ -235,7 +235,7 @@ AC_CACHE_SAVE
 AC_HEADER_STDC
 AC_HEADER_SYS_WAIT
 AC_HEADER_TIME
-AC_CHECK_HEADERS([stdlib.h fcntl.h ucontext.h sys/time.h sys/resource.h mach/mach_time.h malloc.h math.h sys/types.h sys/sysctl.h unistd.h sys/syscall.h])
+AC_CHECK_HEADERS([stdlib.h fcntl.h ucontext.h sys/time.h sys/resource.h mach/mach_time.h malloc.h math.h sys/types.h sys/sysctl.h])
 
 AC_CACHE_SAVE
 

src/CMakeLists.txt

@@ -0,0 +1,52 @@
+set(QTHREADS_SCHEDULER nemesis CACHE STRING "Which scheduler to use for qthreads. Valid options are nemesis, sherwood, and distrib.")
+set(QTHREADS_TOPOLOGY no CACHE STRING "Which topology detection/management system to use for qthreads. Valid options are no, hwloc, and binders.")
+set(QTHREADS_BARRIER feb CACHE STRING "Which barrier implementation to use for qthreads. Valid options are feb, sinc, array, and log.")
+set(QTHREADS_SINC donecount CACHE STRING "Which sinc implementation to use for qthreads. Valid options are donecount, donecoutn_cas, snzi, and original.")
+set(QTHREADS_ALLOC base CACHE STRING "Wich allocation implementation to use for qthreads. Valid options are base, and chapel.")
+set(QTHREADS_CACHELINE_SIZE_ESTIMATE 64 CACHE STRING "Estimate of the cacheline size of the target machine (used for optimizing data structure layouts).")
+set(QTHREADS_DEFAULT_STACK_SIZE 32768 CACHE STRING "Default qthread stack size.")
+set(QTHREADS_HASHMAP hashmap CACHE STRING "Which hashmap implementation to use. Valid values are \"hashmap\" and \"lf_hashmap\".")
+
+set(QTHREADS_SOURCES
+  cacheline.c
+  envariables.c
+  feb.c
+  hazardptrs.c
+  io.c
+  locks.c
+  qalloc.c
+  qloop.c
+  queue.c
+  barrier/${QTHREADS_BARRIER}.c
+  qutil.c
+  syncvar.c
+  qthread.c
+  mpool.c
+  shepherds.c
+  workers.c
+  threadqueues/${QTHREADS_SCHEDULER}_threadqueues.c
+  sincs/${QTHREADS_SINC}.c
+  alloc/${QTHREADS_ALLOC}.c
+  affinity/common.c
+  affinity/${QTHREADS_TOPOLOGY}.c
+  touch.c
+  tls.c
+  teams.c
+  fastcontext/asm.S
+  fastcontext/context.c
+  ${QTHREADS_HASHMAP}.c
+)
+
+# TODO: switch/checks necessary to include the correct
+# fastcontext version when we need the fallback.
+
+add_library(qthread SHARED ${QTHREADS_SOURCES})
+target_include_directories(qthread
+  PUBLIC "../include/qthread"
+  PRIVATE "../include"
+)
+# TODO: move these into a configure header instead of piping them through the flags.
+target_compile_definitions(qthread
+  PRIVATE CACHELINE_WIDTH=${QTHREADS_CACHELINE_SIZE_ESTIMATE}
+  PRIVATE QTHREAD_DEFAULT_STACK_SIZE=${QTHREADS_DEFAULT_STACK_SIZE}
+)

src/fastcontext/asm.S

@@ -2,11 +2,6 @@
 /* Portions of this file are Copyright (c) 2005-2006 Russ Cox, MIT; see COPYRIGHT */
 /* Portions of this file are Copyright Sandia National Laboratories */
 #endif
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#else
-# error no config.h
-#endif
 #include "qthread/common.h"
 
 #define _(x)

src/io.c

@@ -8,11 +8,9 @@
 #include <stdio.h>    /* for fprintf() */
 #include <stdlib.h>   /* for abort() */
 #include <sys/time.h> /* for gettimeofday() */
-#ifdef HAVE_SYS_SYSCALL_H
 /* - syscall(2) */
 #include <sys/syscall.h>
 #include <unistd.h>
-#endif
 /* - accept(2) */
 #include <sys/socket.h>
 /* - connect(2) */

src/syscalls/accept.c

@@ -5,10 +5,8 @@
 #include <stdint.h>
 
 /* System Headers */
-#ifdef HAVE_SYS_SYSCALL_H
 #include <sys/syscall.h> /* for SYS_accept and others */
 #include <unistd.h>
-#endif
 
 /* Public Headers */
 #include "qthread/qt_syscalls.h"

src/syscalls/connect.c

@@ -5,10 +5,8 @@
 #include <stdint.h>
 
 /* System Headers */
-#ifdef HAVE_SYS_SYSCALL_H
 #include <sys/syscall.h> /* for SYS_accept and others */
 #include <unistd.h>
-#endif
 
 /* Public Headers */
 #include "qthread/qt_syscalls.h"

src/syscalls/poll.c

@@ -4,10 +4,8 @@
 
 #include <stdint.h>
 
-#ifdef HAVE_SYS_SYSCALL_H
 #include <sys/syscall.h> /* for SYS_accept and others */
 #include <unistd.h>
-#endif
 
 /* Public Headers */
 #include "qthread/qt_syscalls.h"

src/syscalls/pread.c

@@ -7,10 +7,8 @@
 /* System Headers */
 #include <sys/types.h>
 
-#ifdef HAVE_SYS_SYSCALL_H
 #include <sys/syscall.h> /* for SYS_accept and others */
 #include <unistd.h>
-#endif
 
 /* Public Headers */
 #include "qthread/qt_syscalls.h"

src/syscalls/pwrite.c

@@ -7,10 +7,8 @@
 /* System Headers */
 #include <sys/types.h>
 
-#ifdef HAVE_SYS_SYSCALL_H
 #include <sys/syscall.h> /* for SYS_accept and others */
 #include <unistd.h>
-#endif
 
 /* Public Headers */
 #include "qthread/qt_syscalls.h"

src/syscalls/read.c

@@ -7,10 +7,8 @@
 /* System Headers */
 #include <sys/types.h>
 
-#ifdef HAVE_SYS_SYSCALL_H
 #include <sys/syscall.h> /* for SYS_accept and others */
 #include <unistd.h>
-#endif
 
 /* Public Headers */
 #include "qthread/qt_syscalls.h"

src/syscalls/select.c

@@ -7,10 +7,8 @@
 /* System Headers */
 #include <sys/select.h>
 
-#ifdef HAVE_SYS_SYSCALL_H
 #include <sys/syscall.h> /* for SYS_accept and others */
 #include <unistd.h>
-#endif
 
 /* Public Headers */
 #include "qthread/qt_syscalls.h"

src/syscalls/system.c

@@ -5,9 +5,7 @@
 #include <stdint.h>
 
 /* System Headers */
-#ifdef HAVE_SYS_SYSCALL_H
 #include <sys/syscall.h> /* for SYS_accept and others */
-#endif
 
 /* Public Headers */
 #include "qthread/qt_syscalls.h"

src/syscalls/user_defined.c

@@ -9,9 +9,7 @@
 #include <sys/uio.h>
 #include <unistd.h>
 
-#ifdef HAVE_SYS_SYSCALL_H
 #include <sys/syscall.h> /* for SYS_accept and others */
-#endif
 
 /* Internal Headers */
 #include "qt_asserts.h"

src/syscalls/wait4.c

@@ -5,10 +5,8 @@
 #include <stdint.h>
 
 /* System Headers */
-#ifdef HAVE_SYS_SYSCALL_H
 #include <sys/syscall.h> /* for SYS_accept and others */
 #include <unistd.h>
-#endif
 
 /* Public Headers */
 #include "qthread/qt_syscalls.h"

src/syscalls/write.c

@@ -7,10 +7,8 @@
 /* System Headers */
 #include <sys/types.h>
 
-#ifdef HAVE_SYS_SYSCALL_H
 #include <sys/syscall.h> /* for SYS_accept and others */
 #include <unistd.h>
-#endif
 
 /* Public Headers */
 #include "qthread/qt_syscalls.h"