add function to print a single line, ignoring \r and \n

[stagit.git] / src / stagit.c

diff --git a/src/stagit.c b/src/stagit.c
index 6b45b3601b9f86b36f18aa3655992f02103b6e28..bdf2f70fe64568bd4845b0fdbf76dee2d69b4219 100644 (file)
--- a/src/stagit.c
+++ b/src/stagit.c
@@ -56,6 +56,7 @@ struct commitinfo {
 
 static git_repository *repo;
 
+static const char *baseurl = ""; /* base URL to make absolute RSS/Atom URI */
 static const char *relpath = "";
 static const char *repodir;
 
@@ -300,6 +301,46 @@ xmlencodeline(FILE *fp, const char *s, size_t len)
        }
 }
 
+/* Escape characters below as HTML 2.0 / XML 1.0, ignore printing '\n', '\r' */
+void
+xmlencodeline(FILE *fp, const char *s, size_t len)
+{
+       size_t i;
+
+       for (i = 0; *s && i < len; s++, i++) {
+               switch(*s) {
+               case '<':  fputs("&lt;",   fp); break;
+               case '>':  fputs("&gt;",   fp); break;
+               case '\'': fputs("&#39;",  fp); break;
+               case '&':  fputs("&amp;",  fp); break;
+               case '"':  fputs("&quot;", fp); break;
+               case '\r': break; /* ignore CR */
+               case '\n': break; /* ignore LF */
+               default:   putc(*s, fp);
+               }
+       }
+}
+
+/* Escape characters below as HTML 2.0 / XML 1.0, ignore printing '\n', '\r' */
+void
+xmlencodeline(FILE *fp, const char *s, size_t len)
+{
+       size_t i;
+
+       for (i = 0; *s && i < len; s++, i++) {
+               switch(*s) {
+               case '<':  fputs("&lt;",   fp); break;
+               case '>':  fputs("&gt;",   fp); break;
+               case '\'': fputs("&#39;",  fp); break;
+               case '&':  fputs("&amp;",  fp); break;
+               case '"':  fputs("&quot;", fp); break;
+               case '\r': break; /* ignore CR */
+               case '\n': break; /* ignore LF */
+               default:   putc(*s, fp);
+               }
+       }
+}
+
 int
 mkdirp(const char *path)
 {
@@ -764,8 +805,8 @@ printcommitatom(FILE *fp, struct commitinfo *ci)
                xmlencode(fp, ci->summary, strlen(ci->summary));
                fputs("</title>\n", fp);
        }
-       fprintf(fp, "<link rel=\"alternate\" type=\"text/html\" href=\"commit/%s.html\" />\n",
-               ci->oid);
+       fprintf(fp, "<link rel=\"alternate\" type=\"text/html\" href=\"%scommit/%s.html\" />\n",
+               baseurl, ci->oid);
 
        if (ci->author) {
                fputs("<author>\n<name>", fp);
@@ -1214,6 +1255,9 @@ main(int argc, char *argv[])
        }
 #endif
 
+       if ((p = getenv("STAGIT_BASEURL")))
+               baseurl = p;
+
        if (git_repository_open_ext(&repo, repodir,
                GIT_REPOSITORY_OPEN_NO_SEARCH, NULL) < 0) {
                fprintf(stderr, "%s: cannot open repository\n", argv[0]);