92 	struct srcfile *h;  in find_srcfile()  local
97 	hlist_for_each_entry (h, &srcfile_htab[hval], hash_nd) {  in find_srcfile()
98 		if (!strcmp(fn, h->fn)) {  in find_srcfile()
100 			list_move(&h->nd, &srcfile_list);  in find_srcfile()
101 			return h;  in find_srcfile()
109 		h = list_entry(srcfile_list.prev, struct srcfile, nd);  in find_srcfile()
110 		free_srcfile(h);  in find_srcfile()
119 	h = malloc(sizeof(struct srcfile));  in find_srcfile()
120 	if (!h)  in find_srcfile()
123 	h->fn = strdup(fn);  in find_srcfile()
124 	if (!h->fn)  in find_srcfile()
127 	h->maplen = st.st_size;  in find_srcfile()
128 	sz = (h->maplen + page_size - 1) & ~(page_size - 1);  in find_srcfile()
129 	h->map = mmap(NULL, sz, PROT_READ, MAP_SHARED, fd, 0);  in find_srcfile()
131 	if (h->map == (char *)-1) {  in find_srcfile()
135 	h->numlines = countlines(h->map, h->maplen);  in find_srcfile()
136 	h->lines = calloc(h->numlines, sizeof(char *));  in find_srcfile()
137 	if (!h->lines)  in find_srcfile()
139 	fill_lines(h->lines, h->numlines, h->map, h->maplen);  in find_srcfile()
140 	list_add(&h->nd, &srcfile_list);  in find_srcfile()
141 	hlist_add_head(&h->hash_nd, &srcfile_htab[hval]);  in find_srcfile()
142 	map_total_sz += h->maplen;  in find_srcfile()
144 	return h;  in find_srcfile()
147 	munmap(h->map, sz);  in find_srcfile()
149 	zfree(&h->fn);  in find_srcfile()
151 	free(h);  in find_srcfile()