87 static void diff_read(int idx_orig, int idx_new, diffout_T *fname);
88 static void diff_copy_entry(diff_T *dprev, diff_T *dp, int idx_orig, int idx_new);
829 	int	    idx_orig,  in diff_try_update()  argument
857 	for (idx_new = idx_orig; idx_new < DB_COUNT; ++idx_new)  in diff_try_update()
865     buf = curtab->tp_diffbuf[idx_orig];  in diff_try_update()
870     for (idx_new = idx_orig + 1; idx_new < DB_COUNT; ++idx_new)  in diff_try_update()
883 	diff_read(idx_orig, idx_new, &dio->dio_diff);  in diff_try_update()
936     int		idx_orig;  in ex_diffupdate()  local
952     for (idx_orig = 0; idx_orig < DB_COUNT; ++idx_orig)  in ex_diffupdate()
953 	if (curtab->tp_diffbuf[idx_orig] != NULL)  in ex_diffupdate()
955     if (idx_orig == DB_COUNT)  in ex_diffupdate()
959     for (idx_new = idx_orig + 1; idx_new < DB_COUNT; ++idx_new)  in ex_diffupdate()
969     diff_try_update(&diffio, idx_orig, eap);  in ex_diffupdate()
974 	diff_try_update(&diffio, idx_orig, eap);  in ex_diffupdate()
1608     int		idx_orig,	// idx of original file  in diff_read()  argument
1712 		&& lnum_orig > dp->df_lnum[idx_orig] + dp->df_count[idx_orig])  in diff_read()
1715 		diff_copy_entry(dprev, dp, idx_orig, idx_new);  in diff_read()
1722 		&& lnum_orig <= dp->df_lnum[idx_orig] + dp->df_count[idx_orig]  in diff_read()
1723 		&& lnum_orig + count_orig >= dp->df_lnum[idx_orig])  in diff_read()
1728 		if (lnum_orig + count_orig < dpl->df_next->df_lnum[idx_orig])  in diff_read()
1733 	    off = dp->df_lnum[idx_orig] - lnum_orig;  in diff_read()
1736 		for (i = idx_orig; i < idx_new; ++i)  in diff_read()
1751 		    + dpl->df_lnum[idx_orig] + dpl->df_count[idx_orig]  in diff_read()
1752 		    - (dp->df_lnum[idx_orig] + dp->df_count[idx_orig]);  in diff_read()
1757 			 - (dpl->df_lnum[idx_orig] + dpl->df_count[idx_orig]);  in diff_read()
1766 	    for (i = idx_orig; i < idx_new; ++i)  in diff_read()
1788 	    dp->df_lnum[idx_orig] = lnum_orig;  in diff_read()
1789 	    dp->df_count[idx_orig] = count_orig;  in diff_read()
1796 	    for (i = idx_orig + 1; i < idx_new; ++i)  in diff_read()
1798 		    diff_copy_entry(dprev, dp, idx_orig, i);  in diff_read()
1807 	    diff_copy_entry(dprev, dp, idx_orig, idx_new);  in diff_read()
1825     int		idx_orig,  in diff_copy_entry()  argument
1833 	off = (dprev->df_lnum[idx_orig] + dprev->df_count[idx_orig])  in diff_copy_entry()
1835     dp->df_lnum[idx_new] = dp->df_lnum[idx_orig] - off;  in diff_copy_entry()
1836     dp->df_count[idx_new] = dp->df_count[idx_orig];  in diff_copy_entry()