History, Kill Ring, and Completion Improvements

Makefile

@@ -18,13 +18,13 @@ DOCDIR = $(PREFIX)/share/doc/emsys
 
 # Source files
 OBJECTS = main.o wcwidth.o unicode.o buffer.o region.o undo.o transform.o \
-          find.o pipe.o tab.o register.o fileio.o terminal.o display.o \
-          keymap.o edit.o prompt.o util.o
+          find.o pipe.o register.o fileio.o terminal.o display.o \
+          keymap.o edit.o prompt.o util.o completion.o history.o
 
 # Default target with git version detection
 all:
 	@VERSION="`git describe --tags --always --dirty 2>/dev/null || echo $(VERSION)`"; \
-	make VERSION="$$VERSION" $(PROGNAME)
+	$(MAKE) VERSION="$$VERSION" $(PROGNAME)
 
 # Link the executable
 $(PROGNAME): $(OBJECTS)
@@ -73,35 +73,37 @@ check: test
 
 # Sorry Dave
 hal:
-	make clean
-	make CFLAGS="$(CFLAGS) -D_POSIX_C_SOURCE=200112L -Werror" $(PROGNAME)
-	make test
+	$(MAKE) format
+	$(MAKE) clean
+	for f in *.c; do clang-tidy $$f -- -I. ; done
+	$(MAKE) CFLAGS="$(CFLAGS) -D_POSIX_C_SOURCE=200112L -Werror" $(PROGNAME)
+	$(MAKE) test
 
 # Development targets
 debug:
-	make CFLAGS="$(CFLAGS) -g -O0" $(PROGNAME)
+	$(MAKE) CFLAGS="$(CFLAGS) -g -O0" $(PROGNAME)
 
 
 format:
 	clang-format -i *.c *.h
 
 # Platform-specific variants
 android:
-	make CC=clang CFLAGS="$(CFLAGS) -fPIC -fPIE -DEMSYS_DISABLE_PIPE" LDFLAGS="-pie" $(PROGNAME)
+	$(MAKE) CC=clang CFLAGS="$(CFLAGS) -fPIC -fPIE -DEMSYS_DISABLE_PIPE" LDFLAGS="-pie" $(PROGNAME)
 
 
 msys2:
-	make CFLAGS="$(CFLAGS) -D_GNU_SOURCE" $(PROGNAME)
+	$(MAKE) CFLAGS="$(CFLAGS) -D_GNU_SOURCE" $(PROGNAME)
 
 minimal:
-	make CFLAGS="$(CFLAGS) -DEMSYS_DISABLE_PIPE -Os" $(PROGNAME)
+	$(MAKE) CFLAGS="$(CFLAGS) -DEMSYS_DISABLE_PIPE -Os" $(PROGNAME)
 
 solaris:
-	VERSION="$(VERSION)" make CC=cc CFLAGS="-xc99 -D__EXTENSIONS__ -O2 -errtags=yes -erroff=E_ARG_INCOMPATIBLE_WITH_ARG_L" $(PROGNAME)
+	VERSION="$(VERSION)" $(MAKE) CC=cc CFLAGS="-xc99 -D__EXTENSIONS__ -O2 -errtags=yes -erroff=E_ARG_INCOMPATIBLE_WITH_ARG_L" $(PROGNAME)
 
 
 darwin:
-	make CC=clang CFLAGS="$(CFLAGS) -D_DARWIN_C_SOURCE" $(PROGNAME)
+	$(MAKE) CC=clang CFLAGS="$(CFLAGS) -D_DARWIN_C_SOURCE" $(PROGNAME)
 
 
 

buffer.c

@@ -326,6 +326,11 @@ struct editorBuffer *newBuffer(void) {
 	ret->special_buffer = 0;
 	ret->undo = newUndo();
 	ret->redo = NULL;
+	ret->completion_state.last_completed_text = NULL;
+	ret->completion_state.completion_start_pos = 0;
+	ret->completion_state.successive_tabs = 0;
+	ret->completion_state.last_completion_count = 0;
+	ret->completion_state.preserve_message = 0;
 	ret->next = NULL;
 	ret->truncate_lines = 0;
 	ret->rectangle_mode = 0;
@@ -340,7 +345,9 @@ struct editorBuffer *newBuffer(void) {
 void destroyBuffer(struct editorBuffer *buf) {
 	clearUndosAndRedos(buf);
 	free(buf->filename);
+	free(buf->query);
 	free(buf->screen_line_start);
+	free(buf->completion_state.last_completed_text);
 	for (int i = 0; i < buf->numrows; i++) {
 		freeRow(&buf->row[i]);
 	}