[Lldb-commits] [PATCH] D47897: Check for process_vm_readv using CheckSymbolExists

[Alex Langford via Phabricator via lldb-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL334219: Check for process_vm_readv using CheckSymbolExists 
(authored by xiaobai, committed by ).
Herald added a subscriber: llvm-commits.

Repository:
  rL LLVM

https://reviews.llvm.org/D47897

Files:
  lldb/trunk/cmake/modules/LLDBGenerateConfig.cmake


Index: lldb/trunk/cmake/modules/LLDBGenerateConfig.cmake
===================================================================
--- lldb/trunk/cmake/modules/LLDBGenerateConfig.cmake
+++ lldb/trunk/cmake/modules/LLDBGenerateConfig.cmake
@@ -14,14 +14,8 @@
 check_include_file(termios.h HAVE_TERMIOS_H)
 check_include_files("sys/types.h;sys/event.h" HAVE_SYS_EVENT_H)
 
-check_cxx_source_compiles("
-  #include <sys/uio.h>
-  int main() { process_vm_readv(0, nullptr, 0, nullptr, 0, 0); return 0; }"
-  HAVE_PROCESS_VM_READV)
-check_cxx_source_compiles("
-    #include <sys/syscall.h>
-    int main() { return __NR_process_vm_readv; }"
-    HAVE_NR_PROCESS_VM_READV)
+check_cxx_symbol_exists(process_vm_readv "sys/uio.h" HAVE_PROCESS_VM_READV)
+check_cxx_symbol_exists(__NR_process_vm_readv "sys/syscall.h" 
HAVE_NR_PROCESS_VM_READV)
 
 check_library_exists(compression compression_encode_buffer "" 
HAVE_LIBCOMPRESSION)
 



Index: lldb/trunk/cmake/modules/LLDBGenerateConfig.cmake
===================================================================
--- lldb/trunk/cmake/modules/LLDBGenerateConfig.cmake
+++ lldb/trunk/cmake/modules/LLDBGenerateConfig.cmake
@@ -14,14 +14,8 @@
 check_include_file(termios.h HAVE_TERMIOS_H)
 check_include_files("sys/types.h;sys/event.h" HAVE_SYS_EVENT_H)
 
-check_cxx_source_compiles("
-  #include <sys/uio.h>
-  int main() { process_vm_readv(0, nullptr, 0, nullptr, 0, 0); return 0; }"
-  HAVE_PROCESS_VM_READV)
-check_cxx_source_compiles("
-    #include <sys/syscall.h>
-    int main() { return __NR_process_vm_readv; }"
-    HAVE_NR_PROCESS_VM_READV)
+check_cxx_symbol_exists(process_vm_readv "sys/uio.h" HAVE_PROCESS_VM_READV)
+check_cxx_symbol_exists(__NR_process_vm_readv "sys/syscall.h" HAVE_NR_PROCESS_VM_READV)
 
 check_library_exists(compression compression_encode_buffer "" HAVE_LIBCOMPRESSION)
 

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