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stagit: add -l option: limit the amount of commits for the log.html file

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This commit is contained in:
Hiltjo Posthuma 2018-01-21 16:47:10 +01:00
parent 2f2ecde5c3
commit 31392c13cf
2 changed files with 50 additions and 13 deletions
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14
stagit.1
View file

@ -1,4 +1,4 @@
.Dd May 1, 2016
.Dd Januari 21, 2018
.Dt STAGIT 1
.Os
.Sh NAME
@ -7,6 +7,7 @@
.Sh SYNOPSIS
.Nm
.Op Fl c Ar cachefile
.Op Fl l Ar commits
.Ar repodir
.Sh DESCRIPTION
.Nm
@ -25,8 +26,19 @@ will store the last commit id and the entries in the HTML table.
It is up to the user to make sure the state of the
.Ar cachefile
is in sync with the history of the repository.
.It Fl l Ar commits
Write a maximum number of
.Ar commits
to the log.html file only.
However the commit files are written as usual.
.El
.Pp
The options
.Fl c
and
.Fl l
cannot be used at the same time.
.Pp
The following files will be written:
.Bl -tag -width Ds
.It atom.xml

49
stagit.c
View file

@ -57,6 +57,7 @@ static char *strippedname = "";
static char description[255];
static char cloneurl[1024];
static int haslicense, hasreadme, hassubmodules;
static long long nlogcommits = -1; /* < 0 indicates not used */
/* cache */
static git_oid lastoid;
@ -558,7 +559,7 @@ writelog(FILE *fp, const git_oid *oid)
struct commitinfo *ci;
git_revwalk *w = NULL;
git_oid id;
char path[PATH_MAX];
char path[PATH_MAX], oidstr[GIT_OID_HEXSZ + 1];
FILE *fpfile;
int r;
@ -572,24 +573,37 @@ writelog(FILE *fp, const git_oid *oid)
if (cachefile && !memcmp(&id, &lastoid, sizeof(id)))
break;
git_oid_tostr(oidstr, sizeof(oidstr), &id);
r = snprintf(path, sizeof(path), "commit/%s.html", oidstr);
if (r == -1 || (size_t)r >= sizeof(path))
errx(1, "path truncated: 'commit/%s.html'", oidstr);
r = access(path, F_OK);
/* optimization: if there are no log lines to write and
the commit file already exists: skip the diffstat */
if (!nlogcommits && !r)
continue;
if (!(ci = commitinfo_getbyoid(&id)))
break;
/* lookup stats: only required here */
/* diffstat: for stagit HTML required for the log.html line */
if (commitinfo_getstats(ci) == -1)
goto err;
writelogline(fp, ci);
if (nlogcommits < 0) {
writelogline(fp, ci);
} else if (nlogcommits > 0) {
writelogline(fp, ci);
nlogcommits--;
}
if (cachefile)
writelogline(wcachefp, ci);
relpath = "../";
r = snprintf(path, sizeof(path), "commit/%s.html", ci->oid);
if (r == -1 || (size_t)r >= sizeof(path))
errx(1, "path truncated: 'commit/%s.html'", ci->oid);
/* check if file exists if so skip it */
if (access(path, F_OK)) {
if (r) {
relpath = "../";
fpfile = efopen(path, "w");
writeheader(fpfile, ci->summary);
fputs("<pre>", fpfile);
@ -986,7 +1000,7 @@ err:
void
usage(char *argv0)
{
fprintf(stderr, "%s [-c cachefile] repodir\n", argv0);
fprintf(stderr, "%s [-c cachefile] [-l commits] repodir\n", argv0);
exit(1);
}
@ -1012,9 +1026,20 @@ main(int argc, char *argv[])
usage(argv[0]);
repodir = argv[i];
} else if (argv[i][1] == 'c') {
if (i + 1 >= argc)
if (nlogcommits > 0 || i + 1 >= argc)
usage(argv[0]);
cachefile = argv[++i];
} else if (argv[i][1] == 'l') {
if (cachefile || i + 1 >= argc)
usage(argv[0]);
errno = 0;
nlogcommits = strtoll(argv[++i], &p, 10);
if (argv[i][0] == '\0' || *p != '\0' ||
nlogcommits <= 0)
usage(argv[0]);
if (errno == ERANGE && (nlogcommits == LLONG_MAX ||
nlogcommits == LLONG_MIN))
usage(argv[0]);
}
}
if (!cachefile && pledge("stdio rpath wpath cpath", NULL) == -1)