snprintf is C99, we require C11. kill the portability code

[simgrid.git] / CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4f1b981..5d6c406 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -299,8 +299,6 @@ endif()
 
 CHECK_INCLUDE_FILES("stdlib.h;stdarg.h;string.h;float.h" STDC_HEADERS)
 CHECK_INCLUDE_FILE("valgrind/valgrind.h" HAVE_VALGRIND_VALGRIND_H)
-CHECK_INCLUDE_FILE("socket.h" HAVE_SOCKET_H)
-CHECK_INCLUDE_FILE("stat.h" HAVE_STAT_H)
 CHECK_INCLUDE_FILE("sys/stat.h" HAVE_SYS_STAT_H)
 CHECK_INCLUDE_FILE("sys/ptrace.h" HAVE_SYS_PTRACE_H)
 CHECK_INCLUDE_FILE("windows.h" HAVE_WINDOWS_H)
@@ -312,9 +310,7 @@ CHECK_INCLUDE_FILE("sys/time.h" HAVE_SYS_TIME_H)
 CHECK_INCLUDE_FILE("sys/param.h" HAVE_SYS_PARAM_H)
 CHECK_INCLUDE_FILE("sys/sysctl.h" HAVE_SYS_SYSCTL_H)
 CHECK_INCLUDE_FILE("time.h" HAVE_TIME_H)
-CHECK_INCLUDE_FILE("string.h" HAVE_STRING_H)
 CHECK_INCLUDE_FILE("ucontext.h" HAVE_UCONTEXT_H)
-CHECK_INCLUDE_FILE("stdio.h" HAVE_STDIO_H)
 CHECK_INCLUDE_FILE("linux/futex.h" HAVE_FUTEX_H)
 
 CHECK_FUNCTION_EXISTS(gettimeofday HAVE_GETTIMEOFDAY)
@@ -323,8 +319,6 @@ CHECK_FUNCTION_EXISTS(getdtablesize HAVE_GETDTABLESIZE)
 CHECK_FUNCTION_EXISTS(sysconf HAVE_SYSCONF)
 CHECK_FUNCTION_EXISTS(popen HAVE_POPEN)
 
-CHECK_SYMBOL_EXISTS(snprintf stdio.h HAVE_SNPRINTF)
-CHECK_SYMBOL_EXISTS(vsnprintf stdio.h HAVE_VSNPRINTF)
 CHECK_SYMBOL_EXISTS(asprintf stdio.h HAVE_ASPRINTF)
 CHECK_SYMBOL_EXISTS(vasprintf stdio.h HAVE_VASPRINTF)
 
@@ -332,8 +326,6 @@ if(MINGW)
   # The detection of asprintf fails on MinGW, assumingly because it's
   # defined as an inline function in stdio.h instead of a regular
   # function. So force the result to be 1 despite of the test.
-  set(HAVE_SNPRINTF 1)
-  set(HAVE_VSNPRINTF 1)
   set(HAVE_ASPRINTF 1)
   set(HAVE_VASPRINTF 1)
 endif()
@@ -755,37 +747,6 @@ endif()
 ## System checks
 ##
 
-### check for a working snprintf
-if(HAVE_SNPRINTF AND HAVE_VSNPRINTF OR WIN32)
-  if(CMAKE_CROSSCOMPILING)
-    set(RUN_SNPRINTF_FUNC "cross")
-    #set(PREFER_PORTABLE_SNPRINTF 1)
-  else()
-    try_run(RUN_SNPRINTF_FUNC_VAR COMPILE_SNPRINTF_FUNC_VAR
-      ${CMAKE_BINARY_DIR}
-      ${CMAKE_HOME_DIRECTORY}/tools/cmake/test_prog/prog_snprintf.c
-      )
-  endif()
-
-  if(CMAKE_CROSSCOMPILING)
-    set(RUN_VSNPRINTF_FUNC "cross")
-    set(PREFER_PORTABLE_VSNPRINTF 1)
-  else()
-    try_run(RUN_VSNPRINTF_FUNC_VAR COMPILE_VSNPRINTF_FUNC_VAR
-      ${CMAKE_BINARY_DIR}
-      ${CMAKE_HOME_DIRECTORY}/tools/cmake/test_prog/prog_vsnprintf.c
-      )
-  endif()
-
-  set(PREFER_PORTABLE_SNPRINTF 0)
-  if(RUN_VSNPRINTF_FUNC_VAR MATCHES "FAILED_TO_RUN")
-    set(PREFER_PORTABLE_SNPRINTF 1)
-  endif()
-  if(RUN_SNPRINTF_FUNC_VAR MATCHES "FAILED_TO_RUN")
-    set(PREFER_PORTABLE_SNPRINTF 1)
-  endif()
-endif()
-
 ### check for asprintf function familly
 if(HAVE_ASPRINTF)
   SET(simgrid_need_asprintf "")