Revision: 78290
http://sourceforge.net/p/brlcad/code/78290
Author: starseeker
Date: 2021-02-20 02:13:18 +0000 (Sat, 20 Feb 2021)
Log Message:
-----------
Rough in an ability to update the cvs:branch tags based on SVN's info.
Modified Paths:
--------------
brlcad/trunk/misc/repowork/repowork.cpp
Modified: brlcad/trunk/misc/repowork/repowork.cpp
===================================================================
--- brlcad/trunk/misc/repowork/repowork.cpp 2021-02-20 00:28:24 UTC (rev
78289)
+++ brlcad/trunk/misc/repowork/repowork.cpp 2021-02-20 02:13:18 UTC (rev
78290)
@@ -12,10 +12,27 @@
*/
#include <filesystem>
+#include <iostream>
+#include <sstream>
+#include <locale>
#include "cxxopts.hpp"
#include "repowork.h"
+
+// https://stackoverflow.com/a/5607650
+struct schars: std::ctype<char> {
+ schars(): std::ctype<char>(get_table()) {}
+ static std::ctype_base::mask const* get_table() {
+ static const std::ctype<char>::mask *const_table=
std::ctype<char>::classic_table();
+ static std::ctype<char>::mask cmask[std::ctype<char>::table_size];
+ std::memcpy(cmask, const_table, std::ctype<char>::table_size *
sizeof(std::ctype<char>::mask));
+ cmask[';'] = std::ctype_base::space;
+ return &cmask[0];
+ }
+};
+
+
int
git_parse_commitish(git_commitish &gc, git_fi_data *s, std::string line)
{
@@ -130,7 +147,9 @@
}
int
-git_update_svnnotes(git_fi_data *s, std::string &svn_rev_map, std::string
&svn_branch_map, std::string &tag_list)
+git_update_svnnotes(git_fi_data *s,
+ std::string &svn_rev_map, std::string &svn_branch_map,
+ std::string &tag_list, std::string &revs_branches)
{
if (!s->have_sha1s) {
@@ -144,17 +163,6 @@
std::cerr << "Could not open svn_rev_map file: " << svn_rev_map << "\n";
exit(-1);
}
- std::ifstream infile_branches(svn_branch_map, std::ifstream::binary);
- if (svn_branch_map.length() && !infile_branches.good()) {
- std::cerr << "Could not open svn_branch_map file: " << svn_branch_map
<< "\n";
- exit(-1);
- }
- std::ifstream infile_tag_list(tag_list, std::ifstream::binary);
- if (tag_list.length() && !infile_tag_list.good()) {
- std::cerr << "Could not open tag_list file: " << tag_list << "\n";
- exit(-1);
- }
-
std::map<std::string, int> rmap;
if (infile_revs.good()) {
std::string line;
@@ -181,7 +189,11 @@
infile_revs.close();
}
-
+ std::ifstream infile_branches(svn_branch_map, std::ifstream::binary);
+ if (svn_branch_map.length() && !infile_branches.good()) {
+ std::cerr << "Could not open svn_branch_map file: " << svn_branch_map
<< "\n";
+ exit(-1);
+ }
std::map<std::string, std::string> bmap;
if (infile_branches.good()) {
std::string line;
@@ -207,6 +219,11 @@
infile_branches.close();
}
+ std::ifstream infile_tag_list(tag_list, std::ifstream::binary);
+ if (tag_list.length() && !infile_tag_list.good()) {
+ std::cerr << "Could not open tag_list file: " << tag_list << "\n";
+ exit(-1);
+ }
std::set<std::string> tag_sha1s;
if (infile_tag_list.good()) {
std::string line;
@@ -232,8 +249,52 @@
infile_tag_list.close();
}
+ std::ifstream infile_revs_branches(revs_branches, std::ifstream::binary);
+ if (revs_branches.length() && !infile_revs_branches.good()) {
+ std::cerr << "Could not open revs_branches file: " << revs_branches <<
"\n";
+ exit(-1);
+ }
+ std::map<long int, std::set<std::string>> rev_bset;
+ if (infile_revs_branches.good()) {
+ std::string line;
+ while (std::getline(infile_revs_branches, line)) {
+ size_t spos = line.find_first_of(":");
+ if (spos == std::string::npos) {
+ std::cerr << "Invalid sha1;branch map line!: " << line << "\n";
+ exit(-1);
+ }
+
+ std::string rev_str = line.substr(0, spos);
+ int rev = (rev_str.length()) ? std::stoi(rev_str) : -1;
+ if (rev < 0) continue;
+ std::string branches = line.substr(spos+1, std::string::npos);
+
+ // If no branches, nothing to do
+ if (!branches.length()) {
+ continue;
+ }
+
+ // Split into a vector, since there may be more than one branch
+ std::stringstream ss(branches);
+ std::ostringstream oss;
+ ss.imbue(std::locale(std::locale(), new schars()));
+ std::istream_iterator<std::string> b_begin(ss);
+ std::istream_iterator<std::string> b_end;
+ std::vector<std::string> branches_array(b_begin, b_end);
+ std::copy(branches_array.begin(), branches_array.end(),
std::ostream_iterator<std::string>(oss, "\n"));
+ for (size_t i = 0; i < branches_array.size(); i++) {
+ rev_bset[rev].insert(branches_array[i]);
+ }
+ }
+
+ std::cout << "Found " << rev_bset.size() << " revision->branch
mappings\n";
+
+ infile_revs_branches.close();
+ }
+
+
// Iterate over the commits looking for note commits. If we find one,
// find its associated blob with data, read it, find the associated
// commit, and stash it in a string in that container.
@@ -243,12 +304,13 @@
continue;
}
+ long revnum = -1;
int nrev = -2;
bool sb = (bmap.find(s->commits[i].id.sha1) != bmap.end());
bool do_tag = (tag_sha1s.find(s->commits[i].id.sha1) !=
tag_sha1s.end());
std::string sbranch;
- if ((rmap.find(s->commits[i].id.sha1) == rmap.end()) && !sb && !do_tag)
{
+ if ((rmap.find(s->commits[i].id.sha1) == rmap.end()) && !sb && !do_tag
&& !rev_bset.size()) {
continue;
}
@@ -266,6 +328,7 @@
if (s->commits[i].id.sha1.length()) {
s->rev_to_sha1[s->commits[i].svn_id] = s->commits[i].id.sha1;
std::cout << "Assigning new SVN rev " << nrev << " to " <<
s->commits[i].id.sha1 << "\n";
+ revnum = nrev;
}
}
@@ -274,6 +337,8 @@
std::string nmsg, cline;
bool srev = false;
bool wbranch = false;
+ bool wcvsbranch = false;
+
while (std::getline(ss, cline, '\n')) {
std::regex svnline("^svn:.*");
bool smatch = std::regex_match(cline, svnline);
@@ -289,6 +354,14 @@
continue;
}
+ if (srmatch) {
+ std::smatch svnidvar;
+ if (std::regex_search(cline, svnidvar, svnrevline)) {
+ std::string svn_id = std::string(svnidvar[1]);
+ revnum = std::stol(svn_id);
+ }
+ }
+
// If we're handling an SVN revision, there are a number of possible
// cases to check for.
if (nrev > -2) {
@@ -372,6 +445,26 @@
}
}
+ if (revnum == 19673) {
+ std::cout << "revnum: " << revnum << "\n";
+ }
+ if (cmatch && revnum > 0 && rev_bset[revnum].size()) {
+ std::regex cvsbranchline("^cvs:branch:.*");
+ bool sbmatch = std::regex_match(cline, cvsbranchline);
+ if (sbmatch) {
+ if (!wcvsbranch) {
+ std::set<std::string>::iterator s_it;
+ for (s_it = rev_bset[revnum].begin(); s_it !=
rev_bset[revnum].end(); s_it++) {
+ std::string nbranchline =
std::string("cvs:branch:") + *s_it;
+ nmsg.append(nbranchline);
+ nmsg.append("\n");
+ }
+ wcvsbranch = true;
+ }
+ continue;
+ }
+ }
+
// Anything else, just write and continue
nmsg.append(cline);
nmsg.append("\n");
@@ -832,6 +925,7 @@
std::string svn_rev_map;
std::string svn_branch_map;
std::string svn_branches_to_tags;
+ std::string rev_branches;
std::string cvs_auth_map;
std::string cvs_branch_map;
std::string keymap;
@@ -851,6 +945,7 @@
("svn-revs", "Specify git sha1 -> svn rev map (one mapping per
line, format is sha1;[commit-rev])",
cxxopts::value<std::vector<std::string>>(), "map file")
("svn-branches", "Specify git sha1 -> svn branch (one mapping per
line, format is sha1;[branch])", cxxopts::value<std::vector<std::string>>(),
"map file")
("svn-branches-to-tags", "Specify git sha1 list that was committed
to tags, not branches", cxxopts::value<std::vector<std::string>>(), "sha1 list")
+ ("rev-branches", "Specify rev -> branch sets",
cxxopts::value<std::vector<std::string>>(), "map")
("cvs-auth-map", "msg&time -> cvs author map (needs sha1->key
map)", cxxopts::value<std::vector<std::string>>(), "file")
("cvs-branch-map", "msg&time -> cvs branch map (needs sha1->key
map)", cxxopts::value<std::vector<std::string>>(), "file")
@@ -940,6 +1035,12 @@
svn_branch_map = ff[0];
}
+ if (result.count("rev-branches"))
+ {
+ auto& ff = result["rev-branches"].as<std::vector<std::string>>();
+ rev_branches = ff[0];
+ }
+
if (result.count("svn-branches-to-tags"))
{
auto& ff =
result["svn-branches-to-tags"].as<std::vector<std::string>>();
@@ -1038,8 +1139,8 @@
}
if (svn_rev_map.length() || svn_branch_map.length()) {
- // Handle svn rev assignments
- git_update_svnnotes(&fi_data, svn_rev_map, svn_branch_map,
svn_branches_to_tags);
+ // Handle svn note alterations
+ git_update_svnnotes(&fi_data, svn_rev_map, svn_branch_map,
svn_branches_to_tags, rev_branches);
}
fi_data.wrap_width = cwidth;
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