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Remove wrong include and modernize example #327

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3b9c579
Remove wrong include in README and modernize examples
stephan-cr Mar 27, 2021
4afce76
Merge branch 'develop' into improve-example
stephan-cr Apr 14, 2021
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11 changes: 5 additions & 6 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
@@ -1,11 +1,9 @@
cmake_minimum_required(VERSION 3.5)
cmake_minimum_required(VERSION 3.8)
project(FormatOutput CXX)

list(APPEND CMAKE_MODULE_PATH ${CMAKE_BINARY_DIR})
list(APPEND CMAKE_PREFIX_PATH ${CMAKE_BINARY_DIR})

add_definitions("-std=c++11")

# if(NOT EXISTS "${CMAKE_BINARY_DIR}/conan.cmake")
# message(STATUS "Downloading conan.cmake from https://github.com/conan-io/cmake-conan")
# file(DOWNLOAD "https://raw.githubusercontent.com/conan-io/cmake-conan/develop/conan.cmake"
Expand All @@ -17,7 +15,7 @@ add_definitions("-std=c++11")

include(conan.cmake)

conan_cmake_configure(REQUIRES fmt/6.1.2
conan_cmake_configure(REQUIRES fmt/6.1.2
GENERATORS cmake_find_package)

conan_cmake_autodetect(settings)
Expand All @@ -27,7 +25,8 @@ conan_cmake_install(PATH_OR_REFERENCE .
REMOTE conan-center
SETTINGS ${settings})

find_package(fmt)
find_package(fmt REQUIRED)

add_executable(main main.cpp)
target_link_libraries(main fmt::fmt)
target_link_libraries(main PRIVATE fmt::fmt)
target_compile_features(main PRIVATE cxx_std_11)
64 changes: 32 additions & 32 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -18,15 +18,12 @@ You can just clone or grab the *conan.cmake* file and put in in your project.
Or it can be used in this way. Note the ``v0.16.1`` tag in the URL, change it to point to your desired release:

```cmake

cmake_minimum_required(VERSION 3.5)
cmake_minimum_required(VERSION 3.8)
project(FormatOutput CXX)

list(APPEND CMAKE_MODULE_PATH ${CMAKE_BINARY_DIR})
list(APPEND CMAKE_PREFIX_PATH ${CMAKE_BINARY_DIR})

add_definitions("-std=c++11")

if(NOT EXISTS "${CMAKE_BINARY_DIR}/conan.cmake")
message(STATUS "Downloading conan.cmake from https://github.com/conan-io/cmake-conan")
file(DOWNLOAD "https://raw.githubusercontent.com/conan-io/cmake-conan/v0.16.1/conan.cmake"
Expand All @@ -35,7 +32,7 @@ if(NOT EXISTS "${CMAKE_BINARY_DIR}/conan.cmake")
TLS_VERIFY ON)
endif()

include(${CMAKE_BINARY_DIR}/conan.cmake)
include(conan)

conan_cmake_configure(REQUIRES fmt/6.1.2
GENERATORS cmake_find_package)
Expand All @@ -47,10 +44,11 @@ conan_cmake_install(PATH_OR_REFERENCE .
REMOTE conan-center
SETTINGS ${settings})

find_package(fmt)
find_package(fmt REQUIRED)

add_executable(main main.cpp)
target_link_libraries(main fmt::fmt)
target_link_libraries(main PRIVATE fmt::fmt)
target_compile_features(main PRIVATE cxx_std_11)
```

There are different functions you can use from your CMake project to use Conan from there. The
Expand Down Expand Up @@ -118,12 +116,13 @@ looping through the `CMAKE_CONFIGURATION_TYPES` in your _CMakeLists.txt_ and cal
a Conan multiconfig generator like `cmake_find_package_multi`. Please check the example:

```cmake
cmake_minimum_required(VERSION 3.5)
cmake_minimum_required(VERSION 3.8)
project(FormatOutput CXX)

list(APPEND CMAKE_MODULE_PATH ${CMAKE_BINARY_DIR})
list(APPEND CMAKE_PREFIX_PATH ${CMAKE_BINARY_DIR})
add_definitions("-std=c++11")
include(conan.cmake)

include(conan)

conan_cmake_configure(REQUIRES fmt/6.1.2 GENERATORS cmake_find_package_multi)

Expand All @@ -135,9 +134,10 @@ foreach(TYPE ${CMAKE_CONFIGURATION_TYPES})
SETTINGS ${settings})
endforeach()

find_package(fmt CONFIG)
find_package(fmt REQUIRED CONFIG)
add_executable(main main.cpp)
target_link_libraries(main fmt::fmt)
target_link_libraries(main PRIVATE fmt::fmt)
target_compile_features(main PRIVATE cxx_std_11)
```

## conan_cmake_run() high level wrapper
Expand Down Expand Up @@ -166,7 +166,7 @@ it with the ``CONANFILE`` argument
If you want to use targets, you could do:

```cmake
include(conan.cmake)
include(conan)
conan_cmake_run(REQUIRES fmt/1.9.4
BASIC_SETUP CMAKE_TARGETS
BUILD missing)
Expand All @@ -182,7 +182,7 @@ This will do a ``conan_basic_setup(TARGETS)`` for modern CMake targets definitio
If you want to use your own ``conanfile.txt`` or ``conanfile.py`` instead of generating a temporary one, you could do:

```cmake
include(conan.cmake)
include(conan)
conan_cmake_run(CONANFILE conanfile.txt # or relative build/conanfile.txt
BASIC_SETUP CMAKE_TARGETS
BUILD missing)
Expand Down Expand Up @@ -211,15 +211,15 @@ Used to define the build policy used for ``conan install``. Can take different v
### KEEP_RPATHS

```cmake
include(conan.cmake)
include(conan)
conan_cmake_run(CONANFILE conanfile.txt
BASIC_SETUP KEEP_RPATHS)
```

### NO_OUTPUT_DIRS

```cmake
include(conan.cmake)
include(conan)
conan_cmake_run(CONANFILE conanfile.txt
BASIC_SETUP NO_OUTPUT_DIRS)
```
Expand All @@ -229,7 +229,7 @@ Pass to ``conan_basic_setup(NO_OUTPUT_DIRS)`` so *conanbuildinfo.cmake* does not
### ARCH

```cmake
include(conan.cmake)
include(conan)
conan_cmake_run(ARCH armv7)
```

Expand All @@ -240,7 +240,7 @@ exist in *settings.yml*.
### BUILD_TYPE

```cmake
include(conan.cmake)
include(conan)
conan_cmake_run(BUILD_TYPE "None")
```

Expand All @@ -250,18 +250,18 @@ exist in *settings.yml*.
### CONFIGURATION_TYPES

```cmake
include(conan.cmake)
include(conan)
conan_cmake_run(CONFIGURATION_TYPES "Release;Debug;RelWithDebInfo")
```

Use it to set the different configurations when using multi-configuration generators. The default
configurations used for multi-configuration generators are `Debug` and `Release` if the argument
`CONFIGURATION_TYPES` is not specified The build types passed through this argument should exist
Use it to set the different configurations when using multi-configuration generators. The default
configurations used for multi-configuration generators are `Debug` and `Release` if the argument
`CONFIGURATION_TYPES` is not specified The build types passed through this argument should exist
in *settings.yml*.

### PROFILE
```cmake
include(conan.cmake)
include(conan)
conan_cmake_run(PROFILE default)
```

Expand All @@ -271,7 +271,7 @@ and are overridden by the values from the profile.

### PROFILE_AUTO
```cmake
include(conan.cmake)
include(conan)
conan_cmake_run(PROFILE default
PROFILE_AUTO build_type)
```
Expand All @@ -290,7 +290,7 @@ The ``ALL`` value is used to use all detected settings from CMake, instead of th
defined in the profile:

```cmake
include(conan.cmake)
include(conan)
conan_cmake_run(PROFILE default
PROFILE_AUTO ALL)
```
Expand All @@ -307,15 +307,15 @@ If the ``BUILD_TYPE`` is explictly passed to ``conan_cmake_run()``, then single

### SETTINGS
```cmake
include(conan.cmake)
include(conan)
conan_cmake_run(...
SETTINGS arch=armv6
SETTINGS compiler.cppstd=14)
```

### ENV
```cmake
include(conan.cmake)
include(conan)
conan_cmake_run(...
ENV env_var=value
ENV Pkg:env_var2=value2)
Expand All @@ -337,7 +337,7 @@ have higher precedence, so these values would be used instead of the profiles on
Provide the ``conan install --install-folder=[folder]`` argument:

```cmake
include(conan.cmake)
include(conan)
conan_cmake_run(...
INSTALL_FOLDER myfolder
)
Expand All @@ -348,7 +348,7 @@ conan_cmake_run(...
Add additional [generators](https://docs.conan.io/en/latest/reference/generators.html?highlight=generator). It may useful to add the [virtualrunenv](https://docs.conan.io/en/latest/mastering/virtualenv.html#virtualrunenv-generator)-generator:

```cmake
include(conan.cmake)
include(conan)
conan_cmake_run(...
GENERATORS virtualrunenv)
```
Expand All @@ -368,7 +368,7 @@ conan_cmake_run(...
Use ``NO_LOAD`` argument to avoid loading the _conanbuildinfo.cmake_ generated by the default ``cmake`` generator.

```cmake
include(conan.cmake)
include(conan)
conan_cmake_run(...
NO_LOAD)
```
Expand All @@ -379,7 +379,7 @@ Use ``CONAN_COMMAND`` argument to specify the conan path, e.g. in case of runnin
does not identify conan as command, even if it is +x and it is in the path.

```cmake
include(conan.cmake)
include(conan)
conan_cmake_run(...
CONAN_COMMAND "path_to_conan")
```
Expand Down Expand Up @@ -432,7 +432,7 @@ if(CONAN_EXPORTED) # in conan local cache
include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
conan_basic_setup()
else() # in user space
include(conan.cmake)
include(conan)
# Make sure to use conanfile.py to define dependencies, to stay consistent
conan_cmake_configure(REQUIRES fmt/6.1.2 GENERATORS cmake_find_package)
conan_cmake_autodetect(settings)
Expand Down