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-rw-r--r--Help/guide/tutorial/Step7/MathFunctions/CMakeLists.txt29
-rw-r--r--Help/guide/tutorial/Step7/MathFunctions/MakeTable.cxx25
-rw-r--r--Help/guide/tutorial/Step7/MathFunctions/mysqrt.cxx9
3 files changed, 8 insertions, 55 deletions
diff --git a/Help/guide/tutorial/Step7/MathFunctions/CMakeLists.txt b/Help/guide/tutorial/Step7/MathFunctions/CMakeLists.txt
index 9ede4b3..b4724c4 100644
--- a/Help/guide/tutorial/Step7/MathFunctions/CMakeLists.txt
+++ b/Help/guide/tutorial/Step7/MathFunctions/CMakeLists.txt
@@ -1,29 +1,16 @@
-# first we add the executable that generates the table
-add_executable(MakeTable MakeTable.cxx)
-
-# add the command to generate the source code
-add_custom_command(
- OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/Table.h
- COMMAND MakeTable ${CMAKE_CURRENT_BINARY_DIR}/Table.h
- DEPENDS MakeTable
- )
-
-# add the main library
-add_library(MathFunctions
- mysqrt.cxx
- ${CMAKE_CURRENT_BINARY_DIR}/Table.h
- )
+add_library(MathFunctions mysqrt.cxx)
# state that anybody linking to us needs to include the current source dir
# to find MathFunctions.h, while we don't.
-# state that we depend on Tutorial_BINARY_DIR but consumers don't, as the
-# TutorialConfig.h include is an implementation detail
-# state that we depend on our binary dir to find Table.h
target_include_directories(MathFunctions
INTERFACE ${CMAKE_CURRENT_SOURCE_DIR}
- PRIVATE ${CMAKE_CURRENT_BINARY_DIR}
)
-# install rules
-install(TARGETS MathFunctions DESTINATION lib)
+# link our compiler flags interface library
+target_link_libraries(MathFunctions tutorial_compiler_flags)
+
+# install libs
+set(installable_libs MathFunctions tutorial_compiler_flags)
+install(TARGETS ${installable_libs} DESTINATION lib)
+# install include headers
install(FILES MathFunctions.h DESTINATION include)
diff --git a/Help/guide/tutorial/Step7/MathFunctions/MakeTable.cxx b/Help/guide/tutorial/Step7/MathFunctions/MakeTable.cxx
deleted file mode 100644
index ee58556..0000000
--- a/Help/guide/tutorial/Step7/MathFunctions/MakeTable.cxx
+++ /dev/null
@@ -1,25 +0,0 @@
-// A simple program that builds a sqrt table
-#include <cmath>
-#include <fstream>
-#include <iostream>
-
-int main(int argc, char* argv[])
-{
- // make sure we have enough arguments
- if (argc < 2) {
- return 1;
- }
-
- std::ofstream fout(argv[1], std::ios_base::out);
- const bool fileOpen = fout.is_open();
- if (fileOpen) {
- fout << "double sqrtTable[] = {" << std::endl;
- for (int i = 0; i < 10; ++i) {
- fout << sqrt(static_cast<double>(i)) << "," << std::endl;
- }
- // close the table with a zero
- fout << "0};" << std::endl;
- fout.close();
- }
- return fileOpen ? 0 : 1; // return 0 if wrote the file
-}
diff --git a/Help/guide/tutorial/Step7/MathFunctions/mysqrt.cxx b/Help/guide/tutorial/Step7/MathFunctions/mysqrt.cxx
index 7d80ee9..abe767d 100644
--- a/Help/guide/tutorial/Step7/MathFunctions/mysqrt.cxx
+++ b/Help/guide/tutorial/Step7/MathFunctions/mysqrt.cxx
@@ -2,9 +2,6 @@
#include "MathFunctions.h"
-// include the generated table
-#include "Table.h"
-
// a hack square root calculation using simple operations
double mysqrt(double x)
{
@@ -12,12 +9,7 @@ double mysqrt(double x)
return 0;
}
- // use the table to help find an initial value
double result = x;
- if (x >= 1 && x < 10) {
- std::cout << "Use the table to help find an initial value " << std::endl;
- result = sqrtTable[static_cast<int>(x)];
- }
// do ten iterations
for (int i = 0; i < 10; ++i) {
@@ -28,6 +20,5 @@ double mysqrt(double x)
result = result + 0.5 * delta / result;
std::cout << "Computing sqrt of " << x << " to be " << result << std::endl;
}
-
return result;
}