cleaned up a number of small things
[bmh-cv] / vc-git.awk
1 # This is file 'vc-git.awk' from the vc bundle for TeX.
2 # The original file can be found at CTAN:support/vc.
3 # This file is Public Domain.
4 BEGIN {
5                 
6 ### Process output of "git status".
7                 if (script=="status") {
8                                 modified = 0
9                 }
10
11 }
12
13
14
15 ### Process output of "git log".
16 script=="log" && /^Hash:/ { Hash = substr($0, 2+match($0, ":")) }
17 script=="log" && /^Abr. Hash:/ { AbrHash = substr($0, 2+match($0, ":")) }
18 script=="log" && /^Parent Hashes:/ { ParentHashes = substr($0, 2+match($0, ":")) }
19 script=="log" && /^Abr. Parent Hashes:/ { AbrParentHashes = substr($0, 2+match($0, ":")) }
20 script=="log" && /^Author Name:/ { AuthorName = substr($0, 2+match($0, ":")) }
21 script=="log" && /^Author Email:/ { AuthorEmail = substr($0, 2+match($0, ":")) }
22 script=="log" && /^Author Date:/ { AuthorDate = substr($0, 2+match($0, ":")) }
23 script=="log" && /^Committer Name:/ { CommitterName = substr($0, 2+match($0, ":")) }
24 script=="log" && /^Committer Email:/ { CommitterEmail = substr($0, 2+match($0, ":")) }
25 script=="log" && /^Committer Date:/ { CommitterDate = substr($0, 2+match($0, ":")) }
26
27 ### Process output of "git status".
28 ### Changed index?
29 script=="status" && /^# Changes to be committed:/ { modified = 1 }
30 ### Unstaged modifications?
31 script=="status" && /^# Changed but not updated:/ { modified = 2 }
32
33
34
35 END {
36                 
37 ### Process output of "git log".
38                 if (script=="log") {
39 ### Standard encoding is UTF-8.
40                                 if (Encoding == "") Encoding = "UTF-8"
41 ### Extract relevant information from variables.
42                                 LongDate = substr(AuthorDate, 1, 25)
43         DateRAW = substr(LongDate, 1, 10)
44         DateISO = DateRAW
45         DateTEX = DateISO
46         gsub("-", "/", DateTEX)
47                                 Time = substr(LongDate, 12, 14)
48 ### Write file identification to vc.tex.
49                                 print "%%% This file has been generated by the vc bundle for TeX."
50                                 print "%%% Do not edit this file!"
51                                 print "%%%"
52 ### Write Git specific macros.
53                                 print "%%% Define Git specific macros."
54                                 print "\\gdef\\GITHash{" Hash "}%"
55                                 print "\\gdef\\GITAbrHash{" AbrHash "}%"
56                                 print "\\gdef\\GITParentHashes{" ParentHashes "}%"
57                                 print "\\gdef\\GITAbrParentHashes{" AbrParentHashes "}%"
58                                 print "\\gdef\\GITAuthorName{" AuthorName "}%"
59                                 print "\\gdef\\GITAuthorEmail{" AuthorEmail "}%"
60                                 print "\\gdef\\GITAuthorDate{" AuthorDate "}%"
61                                 print "\\gdef\\GITCommitterName{" CommitterName "}%"
62                                 print "\\gdef\\GITCommitterEmail{" CommitterEmail "}%"
63                                 print "\\gdef\\GITCommitterDate{" CommitterDate "}%"
64 ### Write generic version control macros.
65                                 print "%%% Define generic version control macros."
66                                 print "\\gdef\\VCRevision{\\GITAbrHash}%"
67                                 print "\\gdef\\VCAuthor{\\GITAuthorName}%"
68         print "\\gdef\\VCDateRAW{" DateRAW "}%"
69         print "\\gdef\\VCDateISO{" DateISO "}%"
70         print "\\gdef\\VCDateTEX{" DateTEX "}%"
71                                 print "\\gdef\\VCTime{" Time "}%"
72                                 print "\\gdef\\VCModifiedText{\\textcolor{red}{with local modifications!}}%"
73                                 print "%%% Assume clean working copy."
74                                 print "\\gdef\\VCModified{0}%"
75                                 print "\\gdef\\VCRevisionMod{\\VCRevision}%"
76                 }
77                 
78 ### Process output of "git status".
79                 if (script=="status") {
80                                 print "%%% Is working copy modified?"
81                                 print "\\gdef\\VCModified{" modified "}%"
82                                 if (modified==0) {
83                                                 print "\\gdef\\VCRevisionMod{\\VCRevision}%"
84                                 } else {
85                                                 print "\\gdef\\VCRevisionMod{\\VCRevision~\\VCModifiedText}%"
86                                 }
87                 }
88                 
89 }

Benjamin Mako Hill || Want to submit a patch?