Skip to content

More modern cmake source tree detection #4

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
jcpunk merged 1 commit into from
Feb 23, 2026
Merged

More modern cmake source tree detection #4

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
15 changes: 8 additions & 7 deletions CMakeLists.txt
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -10,13 +10,14 @@ enable_testing()

# ##############################################################################
# Require out-of-source builds
file(TO_CMAKE_PATH "${PROJECT_BINARY_DIR}/CMakeLists.txt" LOC_PATH)
if(EXISTS "${LOC_PATH}")
message(
FATAL_ERROR
"You cannot build in a source directory (or any directory with a CMakeLists.txt file). Please make a build subdirectory and run cmake from there."
)
endif(EXISTS "${LOC_PATH}")
if(CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR)
message(FATAL_ERROR
"In-source builds are not allowed.\n"
"Create a separate build directory and run cmake from there:\n"
" mkdir build && cd build && cmake ..\n"
"Remove CMakeCache.txt and CMakeFiles/ if they were created here."
)
endif()

# ##############################################################################
# Compiler Sanity Test
Expand Down