C: categorize files, update .gitignore

c-programming/.gitignore

@@ -1,55 +1,55 @@
 # Prerequisites
-*.d
+**/*.d
 
 # Object files
-*.o
+**/*.o
-*.ko
+**/*.ko
-*.obj
+**/*.obj
-*.elf
+**/*.elf
 
 # Linker output
-*.ilk
+**/*.ilk
-*.map
+**/*.map
-*.exp
+**/*.exp
 
 # Precompiled Headers
-*.gch
+**/*.gch
-*.pch
+**/*.pch
 
 # Libraries
-*.lib
+**/*.lib
-*.a
+**/*.a
-*.la
+**/*.la
-*.lo
+**/*.lo
 
 # Shared objects (inc. Windows DLLs)
-*.dll
+**/*.dll
-*.so
+**/*.so
-*.so.*
+**/*.so.*
-*.dylib
+**/*.dylib
 
 # Executables
-*.exe
+**/*.exe
-*.out
+**/*.out
-*.app
+**/*.app
-*.i*86
+**/*.i*86
-*.x86_64
+**/*.x86_64
-*.hex
+**/*.hex
 
 # Debug files
-*.dSYM/
+**/*.dSYM/
-*.su
+**/*.su
-*.idb
+**/*.idb
-*.pdb
+**/*.pdb
 
 # Kernel Module Compile Results
-*.mod*
+**/*.mod*
-*.cmd
+**/*.cmd
-.tmp_versions/
+**/.tmp_versions/
-modules.order
+**/modules.order
-Module.symvers
+**/Module.symvers
-Mkfile.old
+**/Mkfile.old
-dkms.conf
+**/dkms.conf
 
 # Custom
-*.tmp
+**/*.tmp