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- From decwrl!ucbvax!tut.cis.ohio-state.edu!gem.mps.ohio-state.edu!ginosko!uunet!allbery Thu Aug 3 08:50:57 PDT 1989
- Article 989 of comp.sources.misc:
- Path: decwrl!ucbvax!tut.cis.ohio-state.edu!gem.mps.ohio-state.edu!ginosko!uunet!allbery
- From: allbery@uunet.UU.NET (Brandon S. Allbery - comp.sources.misc)
- Newsgroups: comp.sources.misc
- Subject: v07i097: bug fix to v07i056: July CACM Diff program
- Message-ID: <61160@uunet.UU.NET>
- Date: 22 Jul 89 01:08:06 GMT
- Sender: allbery@uunet.UU.NET
- Reply-To: Donald.Lindsay@MATHOM.GANDALF.CS.CMU.EDU
- Lines: 70
- Approved: allbery@uunet.UU.NET (Brandon S. Allbery - comp.sources.misc)
-
- Posting-number: Volume 7, Issue 97
- Submitted-by: Donald.Lindsay@MATHOM.GANDALF.CS.CMU.EDU
- Archive-name: cacm-diff.p1
-
- *************< cut here: diff -c output >************************
-
- *** diff12.c Tue Jul 18 10:51:20 1989
- --- diff13.c Tue Jul 18 10:51:43 1989
- ***************
- *** 64,69 ****
- --- 64,72 ----
- * read in full, or in a particular order. Rather, this program is an
- * example of one professional's style of keeping things organized and
- * maintainable.
- + * The program would be better if the "print" variables were wrapped into
- + * a struct. In general, grouping related variables in this way improves
- + * documentation, and adds the ability to pass the group in argument lists.
- * This program is a de-engineered version of a program which uses less
- * memory and less time. The article points out that the "symbol" arrays
- * can be implemented as arrays of pointers to arrays, with dynamic
- ***************
- *** 78,83 ****
- --- 81,89 ----
- *
- * Change Log
- * ----------
- + * 6jul89 D.C.Lindsay, CMU: fixed portability bug. Thanks, Gregg Wonderly.
- + * Just changed "char ch" to "int ch".
- + * Also added comment about way to improve code.
- * 10jun89 D.C.Lindsay, CMU: posted version created.
- * Copyright notice changed to ACM style, and Dept. is now School.
- * ACM article referenced in docn.
- ***************
- *** 207,213 ****
- void inputscan( pinfo )
- struct info *pinfo;
- {
- ! char ch, linebuffer[ MAXLINELEN+1 ]; /* accumulate lines to here */
- int linelen = 0; /* # of chars in linebuffer */
-
- pinfo-> maxline = 0;
- --- 213,220 ----
- void inputscan( pinfo )
- struct info *pinfo;
- {
- ! char linebuffer[ MAXLINELEN+1 ]; /* accumulate lines to here */
- ! int ch;
- int linelen = 0; /* # of chars in linebuffer */
-
- pinfo-> maxline = 0;
-
- ****************< cut here: end of diff -c output >********************
- or, in the format of the program itself,
-
- >>>> Difference of file "diff12.c" and file "diff13.c".
-
- >>>> INSERT BEFORE 67
- * The program would be better if the "print" variables were wrapped into
- * a struct. In general, grouping related variables in this way improves
- * documentation, and adds the ability to pass the group in argument lists.
- >>>> INSERT BEFORE 81
- * 6jul89 D.C.Lindsay, CMU: fixed portability bug. Thanks, Gregg Wonderly.
- * Just changed "char ch" to "int ch".
- * Also added comment about way to improve code.
- >>>> 210 CHANGED FROM
- char ch, linebuffer[ MAXLINELEN+1 ]; /* accumulate lines to here */
- >>>> CHANGED TO
- char linebuffer[ MAXLINELEN+1 ]; /* accumulate lines to here */
- int ch;
- >>>> End of differences.
-
-
-