[cmake] Default values for variables

[simgrid.git] / CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9a61a62..b9f558d 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -288,15 +288,6 @@ else()
   set(CMAKE_REQUIRED_DEFINITIONS "-D_GNU_SOURCE")
 endif()
 
-SET(HAVE_VALGRIND_H 0)
-SET(HAVE_UNISTD_H 0)
-SET(HAVE_EXECINFO_H 0)
-SET(HAVE_SIGNAL_H 0)
-SET(HAVE_SYS_PARAM_H 0)
-SET(HAVE_SYS_SYSCTL_H 0)
-SET(HAVE_UCONTEXT_H 0)
-SET(HAVE_FUTEX_H 0)
-
 CHECK_INCLUDE_FILE("valgrind/valgrind.h" HAVE_VALGRIND_H)
 CHECK_INCLUDE_FILE("unistd.h" HAVE_UNISTD_H)
 CHECK_INCLUDE_FILE("execinfo.h" HAVE_EXECINFO_H)
@@ -306,14 +297,6 @@ CHECK_INCLUDE_FILE("sys/sysctl.h" HAVE_SYS_SYSCTL_H)
 CHECK_INCLUDE_FILE("ucontext.h" HAVE_UCONTEXT_H)
 CHECK_INCLUDE_FILE("linux/futex.h" HAVE_FUTEX_H)
 
-SET(HAVE_GETTIMEOFDAY 0)
-SET(HAVE_NANOSLEEP 0)
-SET(HAVE_GETDTABLESIZE 0)
-SET(HAVE_SYSCONF 0)
-SET(HAVE_POPEN 0)
-SET(HAVE_PROCESS_VM_READV 0)
-SET(HAVE_MMAP 0)
-
 CHECK_FUNCTION_EXISTS(gettimeofday HAVE_GETTIMEOFDAY)
 CHECK_FUNCTION_EXISTS(nanosleep HAVE_NANOSLEEP)
 CHECK_FUNCTION_EXISTS(getdtablesize HAVE_GETDTABLESIZE)
@@ -322,6 +305,28 @@ CHECK_FUNCTION_EXISTS(popen HAVE_POPEN)
 CHECK_FUNCTION_EXISTS(process_vm_readv HAVE_PROCESS_VM_READV)
 CHECK_FUNCTION_EXISTS(mmap HAVE_MMAP)
 
+foreach(var in
+  HAVE_VALGRIND_H
+  HAVE_UNISTD_H
+  HAVE_EXECINFO_H
+  HAVE_SIGNAL_H
+  HAVE_SYS_PARAM_H
+  HAVE_SYS_SYSCTL_H
+  HAVE_UCONTEXT_H
+  HAVE_FUTEX_H
+  HAVE_GETTIMEOFDAY
+  HAVE_NANOSLEEP
+  HAVE_GETDTABLESIZE
+  HAVE_SYSCONF
+  HAVE_POPEN
+  HAVE_PROCESS_VM_READV
+  HAVE_MMAP
+  TOTO)
+  if (NOT DEFINED ${var})
+    set(${var} 0)
+  endif()
+endforeach()
+
 SET(HAVE_VASPRINTF 0)
 CHECK_SYMBOL_EXISTS(vasprintf stdio.h HAVE_VASPRINTF)
 if(MINGW)