usr.bin/patch/pch.c

58 static char	**p_line = NULL;/* the text of the hunk */
134 	if (p_line == NULL)
135 		p_line = calloc((size_t) hunkmax, sizeof(char *));
155 	if (p_line == NULL || p_len == NULL || p_char == NULL)
158 	new_p_line = realloc(p_line, new_hunkmax * sizeof(char *));
160 		free(p_line);
172 	p_line = new_p_line;
174 	if (p_line != NULL && p_len != NULL && p_char != NULL) {
529 			free(p_line[p_end]);
577 			p_line[p_end] = NULL;
598 				p_line[p_end] = savestr(buf);
666 					p_line[p_end] = savestr(buf);
721 				p_line[p_end] = savestr(buf + 2);
730 						l = strlen(p_line[p_end]) - 1;
731 						(p_line[p_end])[l] = 0;
743 				p_line[p_end] = savestr(buf);
765 				p_line[p_end] = savestr(buf + 2);
780 			if (p_line[p_end])
781 				p_len[p_end] = strlen(p_line[p_end]);
795 				free(p_line[p_end]);
812 				p_line[filldst] = p_line[filldst + 1];
844 				p_line[filldst] = p_line[fillsrc];
863 		if (p_line[p_end] != NULL) {
866 				(p_line[p_end])[p_len[p_end]] = 0;
920 		p_line[0] = savestr(buf);
928 		p_line[fillnew] = savestr(buf);
958 					free(p_line[fillnew]);
970 				p_line[fillold] = s;
986 						free(p_line[fillnew]);
992 				p_line[fillold] = s;
997 						free(p_line[fillnew]);
1012 						free(p_line[fillnew]);
1017 				p_line[fillnew] = s;
1080 		p_line[0] = savestr(buf);
1095 			p_line[i] = savestr(buf + 2);
1100 			p_len[i] = strlen(p_line[i]);
1106 			(p_line[i - 1])[p_len[i - 1]] = 0;
1119 		p_line[i] = savestr(buf);
1134 			p_line[i] = savestr(buf + 2);
1139 			p_len[i] = strlen(p_line[i]);
1145 			(p_line[i - 1])[p_len[i - 1]] = 0;
1162 			    special, p_line[i]);
1234 	tp_line = p_line;
1237 	p_line = NULL;	/* force set_hunkmax to allocate again */
1241 	if (p_line == NULL || p_len == NULL || p_char == NULL) {
1243 		free(p_line);
1244 		p_line = tp_line;
1267 		p_line[n] = tp_line[i];
1275 		p_line[n] = tp_line[i];
1284 	for (s = p_line[0]; *s; s++)
1298 		p_line[n] = tp_line[i];
1399 	return p_line[line];