Fix clang-tidy and clang-format issues.

Author: wojciech-graj

.clang-format

@@ -35,7 +35,7 @@ BreakBeforeTernaryOperators: false
 BreakConstructorInitializersBeforeComma: false
 BreakAfterJavaFieldAnnotations: false
 BreakStringLiterals: false
-ColumnLimit: 0
+ColumnLimit: 100
 CommentPragmas: '^ IWYU pragma:'
 ConstructorInitializerAllOnOneLineOrOnePerLine: false
 ConstructorInitializerIndentWidth: 8

.clang-tidy

@@ -1,23 +1,24 @@
 Checks: >
   *,
-  -llvm-header-guard,
+  -altera-id-dependent-backward-branch,
   -altera-struct-pack-align,
-  -readability-identifier-length,
-  -llvmlibc-restrict-system-libc-headers,
-  -readability-magic-numbers,
-  -cppcoreguidelines-avoid-magic-numbers,
-  -bugprone-easily-swappable-parameters,
-  -hicpp-signed-bitwise,
   -altera-unroll-loops,
+  -bugprone-easily-swappable-parameters,
+  -bugprone-narrowing-conversions,
+  -cppcoreguidelines-avoid-magic-numbers,
+  -cppcoreguidelines-init-variables,
+  -cppcoreguidelines-narrowing-conversions,
   -google-readability-braces-around-statements,
   -hicpp-braces-around-statements,
+  -hicpp-signed-bitwise,
+  -llvm-header-guard,
+  -llvmlibc-restrict-system-libc-headers,
   -readability-braces-around-statements,
-  -bugprone-narrowing-conversion,
-  -hicpp-uppercase-literal-suffix,
-  -readability-uppercase-literal-suffix,
-  -bugprone-narrowing-conversions,
-  -cppcoreguidelines-narrowing-conversions,
   -readability-function-cognitive-complexity,
-  -altera-id-dependent-backward-branch,
+  -readability-identifier-length,
   -readability-isolate-declaration,
-  -cppcoreguidelines-init-variables
+  -readability-magic-numbers,
+  -readability-math-missing-parentheses,
+  -clang-analyzer-core.VLASize,
+  -android-cloexec-fopen,
+  -cert-err34-c

.gitignore

@@ -1,3 +1,6 @@
 *.o
 *.so
 *.obj
+.cache/
+termgl_demo
+compile_commands.json

LICENSE.txt

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2021-2024 Wojciech Graj
+Copyright (c) 2021-2025 Wojciech Graj
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

Makefile

@@ -1,7 +1,7 @@
 DEMO = termgl_demo
 SO = libtermgl.so
 HEADER = termgl.h
-DEMO_SRC = termgl.c demo/termgl_demo.c
+DEMO_SRC = termgl.c termgl_demo.c
 CFLAGS += -Wall
 LDFLAGS += -lm
 
@@ -40,8 +40,8 @@ uninstall:
 demo: $(DEMO)
 
 $(DEMO): $(DEMO_SRC)
-	$(CC) $^ -o $@ $(CFLAGS) -DTERMGL3D -DTERMGLUTIL $(LDFLAGS)
+	$(CC) $^ -o $@ $(CFLAGS) -DTERMGL3D -DTERMGLUTIL -D_POSIX_C_SOURCE=199309L $(LDFLAGS)
 
 .PHONY: clean
 clean:
-	rm -f *.so *.o *.obj
+	rm -f *.so *.o *.obj $(DEMO)

README.md

@@ -38,7 +38,7 @@ The header file `termgl.h` contains brief documentation for all functions and st
 
 ### Demo
 
-A demo program can be found at `demo/termgl_demo.c`.
+A demo program can be found at `termgl_demo.c`.
 
 Available demos and TermGL features used:
 1. Utah Teapot\