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	tread README and LICENSE from repo, escape as HTML - stagit - static git page g…
	git clone git://src.adamsgaard.dk/stagit
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	Files
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	README
	LICENSE
	---
	commit 46eae58e356dde845fd2dbb156a23f20cbee3fb5
	parent 59912de009c27abec4f2be28d95a157bfedbb0d1
	Author: Hiltjo Posthuma <[email protected]>
	Date: Sun, 6 Dec 2015 22:34:56 +0100

	read README and LICENSE from repo, escape as HTML

	Diffstat:
	M urmoms.c \| 93 ++++++++++++++++++++++-------…

	1 file changed, 67 insertions(+), 26 deletions(-)
	---
	diff --git a/urmoms.c b/urmoms.c
	t@@ -28,17 +28,21 @@ efopen(const char name, const char flags)
	return fp;
	}

	+/* Escape characters below as HTML 2.0 / XML 1.0. */
	void
	-concat(FILE fp1, FILE fp2)
	+xmlencode(FILE fp, const char s, size_t len)
	{
	- char buf[BUFSIZ];
	- size_t n;
	-
	- while ((n = fread(buf, 1, sizeof(buf), fp1))) {
	- fwrite(buf, 1, n, fp2);
	-
	- if (feof(fp1) \|\| ferror(fp1) \|\| ferror(fp2))
	- break;
	+ size_t i;
	+
	+ for (i = 0; *s && i < len; s++, i++) {
	+ switch(*s) {
	+ case '<': fputs("<", fp); break;
	+ case '>': fputs(">", fp); break;
	+ case '\'': fputs("'", fp); break;
	+ case '&': fputs("&", fp); break;
	+ case '"': fputs(""", fp); break;
	+ default: fputc(*s, fp);
	+ }
	}
	}

	t@@ -64,7 +68,7 @@ xbasename(const char *path)
	}

	static void
	-printtime(FILE fp, const git_time intime, const char *prefix)
	+printtime(FILE fp, const git_time intime, const char *prefix)
	{
	struct tm *intm;
	time_t t;
	t@@ -91,7 +95,43 @@ printtime(FILE fp, const git_time intime, const char *pr…
	}

	static void
	-printcommit(FILE fp, git_commit commit)
	+printcommit(FILE fp, git_commit commit)
	+{
	+ const git_signature *sig;
	+ char buf[GIT_OID_HEXSZ + 1];
	+ int i, count;
	+ const char scan, eol;
	+
	+ git_oid_tostr(buf, sizeof(buf), git_commit_id(commit));
	+ fprintf(fp, "commit <a href=\"commit/%s.html\">%s</a>\n", buf, buf);
	+
	+ if ((count = (int)git_commit_parentcount(commit)) > 1) {
	+ fprintf(fp, "Merge:");
	+ for (i = 0; i < count; ++i) {
	+ git_oid_tostr(buf, 8, git_commit_parent_id(commit, i));
	+ fprintf(fp, " %s", buf);
	+ }
	+ fprintf(fp, "\n");
	+ }
	+ if ((sig = git_commit_author(commit)) != NULL) {
	+ fprintf(fp, "Author: <a href=\"author/%s.html\">%s</a> <%s>\n",
	+ sig->name, sig->name, sig->email);
	+ printtime(fp, &sig->when, "Date: ");
	+ }
	+ fprintf(fp, "\n");
	+
	+ for (scan = git_commit_message(commit); scan && *scan;) {
	+ for (eol = scan; eol && eol != '\n'; ++eol) /* find e…
	+ ;
	+
	+ fprintf(fp, " %.*s\n", (int) (eol - scan), scan);
	+ scan = *eol ? eol + 1 : NULL;
	+ }
	+ fprintf(fp, "\n");
	+}
	+
	+static void
	+printcommitdiff(FILE fp, git_commit commit)
	{
	const git_signature *sig;
	char buf[GIT_OID_HEXSZ + 1];
	t@@ -222,9 +262,16 @@ writebranches(FILE *fp)
	}
	#endif

	+void
	+writeblobhtml(FILE fp, const git_blob blob)
	+{
	+ xmlencode(fp, git_blob_rawcontent(blob), (size_t)git_blob_rawsize(blob…
	+}
	+
	int
	main(int argc, char *argv[])
	{
	+ git_object *obj = NULL;
	const git_error *e = NULL;
	FILE fp, fpread;
	char path[PATH_MAX], *p;
	t@@ -241,7 +288,7 @@ main(int argc, char *argv[])
	if ((status = git_repository_open(&repo, repodir)) < 0) {
	e = giterr_last();
	fprintf(stderr, "error %d/%d: %s\n", status, e->klass, e->mess…
	- exit(status);
	+ return status;
	}

	/* use directory name as name */
	t@@ -264,34 +311,28 @@ main(int argc, char *argv[])
	}

	/* read LICENSE */
	- snprintf(path, sizeof(path), "%s%s%s",
	- repodir, repodir[strlen(repodir)] == '/' ? "" : "/", "LICENSE"…
	- if ((fpread = fopen(path, "r+b"))) {
	+ if (!git_revparse_single(&obj, repo, "HEAD:LICENSE")) {
	fp = efopen("license.html", "w+b");
	writeheader(fp);
	- concat(fpread, fp);
	- if (ferror(fpread) \|\| ferror(fp))
	- err(1, "concat");
	+ writeblobhtml(fp, (git_blob *)obj);
	+ if (ferror(fp))
	+ err(1, "fwrite");
	writefooter(fp);

	fclose(fp);
	- fclose(fpread);

	haslicense = 1;
	}

	/* read README */
	- snprintf(path, sizeof(path), "%s%s%s",
	- repodir, repodir[strlen(repodir)] == '/' ? "" : "/", "README");
	- if ((fpread = fopen(path, "r+b"))) {
	+ if (!git_revparse_single(&obj, repo, "HEAD:README")) {
	fp = efopen("readme.html", "w+b");
	writeheader(fp);
	- concat(fpread, fp);
	- if (ferror(fpread) \|\| ferror(fp))
	- err(1, "concat");
	+ writeblobhtml(fp, (git_blob *)obj);
	+ if (ferror(fp))
	+ err(1, "fwrite");
	writefooter(fp);
	fclose(fp);
	- fclose(fpread);

	hasreadme = 1;
	}