]> git.armaanb.net Git - stagit.git/blobdiff - stagit.c
Redirect stdout to correct file.
[stagit.git] / stagit.c
index 093cdabb1c8ea7aac953e590522e61b7602192d8..9a8ccd0245b1e55af35fad1dd86f3477ec779e22 100644 (file)
--- a/stagit.c
+++ b/stagit.c
@@ -3,12 +3,13 @@
 
 #include <err.h>
 #include <errno.h>
-#include <inttypes.h>
 #include <libgen.h>
 #include <limits.h>
+#include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <time.h>
 #include <unistd.h>
 
 #include <git2.h>
@@ -76,7 +77,7 @@ joinpath(char *buf, size_t bufsiz, const char *path, const char *path2)
 
        r = snprintf(buf, bufsiz, "%s%s%s",
                path, path[0] && path[strlen(path) - 1] != '/' ? "/" : "", path2);
-       if (r == -1 || (size_t)r >= bufsiz)
+       if (r < 0 || (size_t)r >= bufsiz)
                errx(1, "path truncated: '%s%s%s'",
                        path, path[0] && path[strlen(path) - 1] != '/' ? "/" : "", path2);
 }
@@ -343,6 +344,7 @@ writeheader(FILE *fp, const char *title)
        fputs("<!DOCTYPE html>\n"
                "<html>\n<head>\n"
                "<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" />\n"
+               "<meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\" />\n"
                "<title>", fp);
        xmlencode(fp, title, strlen(title));
        if (title[0] && strippedname[0])
@@ -364,11 +366,11 @@ writeheader(FILE *fp, const char *title)
        xmlencode(fp, description, strlen(description));
        fputs("</span></td></tr>", fp);
        if (cloneurl[0]) {
-               fputs("<tr class=\"url\"><td></td><td>git clone <a href=\"", fp);
+               fputs("<tr class=\"url\"><td></td><td><span class=\"clone\">git clone <a href=\"", fp);
                xmlencode(fp, cloneurl, strlen(cloneurl));
                fputs("\">", fp);
                xmlencode(fp, cloneurl, strlen(cloneurl));
-               fputs("</a></td></tr>", fp);
+               fputs("</a></span></td></tr>", fp);
        }
        fputs("<tr><td></td><td>\n", fp);
        fprintf(fp, "<a href=\"%slog.html\">Log</a> | ", relpath);
@@ -393,35 +395,51 @@ writefooter(FILE *fp)
 }
 
 int
-writeblobhtml(FILE *fp, const git_blob *blob)
+syntax_highlight(const char *filename, FILE *fp, const char *s, size_t len)
 {
-       size_t n = 0, i, prev;
-       const char *nfmt = "<a href=\"#l%d\" class=\"line\" id=\"l%d\">%7d</a> ";
+       // Copy STDOUT
+       int stdout_copy = dup(1);
+       // Redirect STDOUT
+       dup2(fileno(fp), 1);
+
+       // Ruby script for syntax highlighting.
+       FILE *child = popen("./highlight", "w");
+       if (child == NULL) {
+               printf("child is null: %s", strerror(errno));
+               exit(1);
+       }
+       // Give filename through STDIN:
+       fprintf(child, "%s\n", filename);
+       // Give code to highlight through STDIN:
+       int lc;
+       size_t i;
+       for (i = 0; *s && i < len; s++, i++) {
+               if (*s == '\n') lc++;
+               fprintf(child, "%c", *s);
+       }
+
+       pclose(child);
+       // Give back STDOUT.
+       dup2(stdout_copy, 1);
+       return lc;
+}
+
+int
+writeblobhtml(const char *filename, FILE *fp, const git_blob *blob)
+{
+       int lc = 0;
        const char *s = git_blob_rawcontent(blob);
        git_off_t len = git_blob_rawsize(blob);
 
-       fputs("<pre id=\"blob\">\n", fp);
+       fputs("<div id=\"blob\">\n", fp);
 
        if (len > 0) {
-               for (i = 0, prev = 0; i < (size_t)len; i++) {
-                       if (s[i] != '\n')
-                               continue;
-                       n++;
-                       fprintf(fp, nfmt, n, n, n);
-                       xmlencode(fp, &s[prev], i - prev + 1);
-                       prev = i + 1;
-               }
-               /* trailing data */
-               if ((len - prev) > 0) {
-                       n++;
-                       fprintf(fp, nfmt, n, n, n);
-                       xmlencode(fp, &s[prev], len - prev);
-               }
+               lc = syntax_highlight(filename, fp, s, len);
        }
 
-       fputs("</pre>\n", fp);
+       fputs("</div>\n", fp);
 
-       return n;
+       return lc;
 }
 
 void
@@ -532,9 +550,15 @@ printshowfile(FILE *fp, struct commitinfo *ci)
        for (i = 0; i < ci->ndeltas; i++) {
                patch = ci->deltas[i]->patch;
                delta = git_patch_get_delta(patch);
-               fprintf(fp, "<b>diff --git a/<a id=\"h%zu\" href=\"%sfile/%s.html\">%s</a> b/<a href=\"%sfile/%s.html\">%s</a></b>\n",
-                       i, relpath, delta->old_file.path, delta->old_file.path,
-                       relpath, delta->new_file.path, delta->new_file.path);
+               fprintf(fp, "<b>diff --git a/<a id=\"h%zu\" href=\"%sfile/", i, relpath);
+               xmlencode(fp, delta->old_file.path, strlen(delta->old_file.path));
+               fputs(".html\">", fp);
+               xmlencode(fp, delta->old_file.path, strlen(delta->old_file.path));
+               fprintf(fp, "</a> b/<a href=\"%sfile/", relpath);
+               xmlencode(fp, delta->new_file.path, strlen(delta->new_file.path));
+               fprintf(fp, ".html\">");
+               xmlencode(fp, delta->new_file.path, strlen(delta->new_file.path));
+               fprintf(fp, "</a></b>\n");
 
                /* check binary data */
                if (delta->flags & GIT_DIFF_FLAG_BINARY) {
@@ -606,7 +630,6 @@ writelog(FILE *fp, const git_oid *oid)
 
        git_revwalk_new(&w, repo);
        git_revwalk_push(w, oid);
-       git_revwalk_sorting(w, GIT_SORT_TIME);
        git_revwalk_simplify_first_parent(w);
 
        while (!git_revwalk_next(&id, w)) {
@@ -617,7 +640,7 @@ writelog(FILE *fp, const git_oid *oid)
 
                git_oid_tostr(oidstr, sizeof(oidstr), &id);
                r = snprintf(path, sizeof(path), "commit/%s.html", oidstr);
-               if (r == -1 || (size_t)r >= sizeof(path))
+               if (r < 0 || (size_t)r >= sizeof(path))
                        errx(1, "path truncated: 'commit/%s.html'", oidstr);
                r = access(path, F_OK);
 
@@ -688,11 +711,11 @@ 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\" />",
+       fprintf(fp, "<link rel=\"alternate\" type=\"text/html\" href=\"commit/%s.html\" />\n",
                ci->oid);
 
        if (ci->author) {
-               fputs("<author><name>", fp);
+               fputs("<author>\n<name>", fp);
                xmlencode(fp, ci->author->name, strlen(ci->author->name));
                fputs("</name>\n<email>", fp);
                xmlencode(fp, ci->author->email, strlen(ci->author->email));
@@ -736,7 +759,6 @@ writeatom(FILE *fp)
 
        git_revwalk_new(&w, repo);
        git_revwalk_push_head(w);
-       git_revwalk_sorting(w, GIT_SORT_TIME);
        git_revwalk_simplify_first_parent(w);
 
        for (i = 0; i < m && !git_revwalk_next(&id, w); i++) {
@@ -783,7 +805,7 @@ writeblob(git_object *obj, const char *fpath, const char *filename, git_off_t fi
        if (git_blob_is_binary((git_blob *)obj)) {
                fputs("<p>Binary file.</p>\n", fp);
        } else {
-               lc = writeblobhtml(fp, (git_blob *)obj);
+               lc = writeblobhtml(fpath, fp, (git_blob *)obj);
                if (ferror(fp))
                        err(1, "fwrite");
        }
@@ -858,7 +880,7 @@ writefilestree(FILE *fp, git_tree *tree, const char *path)
 
                r = snprintf(filepath, sizeof(filepath), "file/%s.html",
                         entrypath);
-               if (r == -1 || (size_t)r >= sizeof(filepath))
+               if (r < 0 || (size_t)r >= sizeof(filepath))
                        errx(1, "path truncated: 'file/%s.html'", entrypath);
 
                if (!git_tree_entry_to_object(&obj, repo, entry)) {
@@ -883,7 +905,9 @@ writefilestree(FILE *fp, git_tree *tree, const char *path)
 
                        fputs("<tr><td>", fp);
                        fputs(filemode(git_tree_entry_filemode(entry)), fp);
-                       fprintf(fp, "</td><td><a href=\"%s%s\">", relpath, filepath);
+                       fprintf(fp, "</td><td><a href=\"%s", relpath);
+                       xmlencode(fp, filepath, strlen(filepath));
+                       fputs("\">", fp);
                        xmlencode(fp, entrypath, strlen(entrypath));
                        fputs("</a></td><td class=\"num\" align=\"right\">", fp);
                        if (lc > 0)
@@ -1054,7 +1078,6 @@ main(int argc, char *argv[])
 {
        git_object *obj = NULL;
        const git_oid *head = NULL;
-       const git_error *e = NULL;
        mode_t mask;
        FILE *fp, *fpread;
        char path[PATH_MAX], repodirabs[PATH_MAX + 1], *p;
@@ -1090,6 +1113,13 @@ main(int argc, char *argv[])
        git_libgit2_init();
 
 #ifdef __OpenBSD__
+       if (unveil(repodir, "r") == -1)
+               err(1, "unveil: %s", repodir);
+       if (unveil(".", "rwc") == -1)
+               err(1, "unveil: .");
+       if (cachefile && unveil(cachefile, "rwc") == -1)
+               err(1, "unveil: %s", cachefile);
+
        if (cachefile) {
                if (pledge("stdio rpath wpath cpath fattr", NULL) == -1)
                        err(1, "pledge");
@@ -1101,8 +1131,7 @@ main(int argc, char *argv[])
 
        if (git_repository_open_ext(&repo, repodir,
                GIT_REPOSITORY_OPEN_NO_SEARCH, NULL) < 0) {
-               e = giterr_last();
-               fprintf(stderr, "%s: %s\n", argv[0], e->message);
+               fprintf(stderr, "%s: cannot open repository\n", argv[0]);
                return 1;
        }
 
@@ -1176,7 +1205,7 @@ main(int argc, char *argv[])
        mkdir("commit", S_IRWXU | S_IRWXG | S_IRWXO);
        writeheader(fp, "Log");
        fputs("<table id=\"log\"><thead>\n<tr><td><b>Date</b></td>"
-             "<td><b>Commit message</b></td>"
+             "<td><b>Commit</b></td>"
              "<td><b>Author</b></td><td class=\"num\" align=\"right\"><b>Files</b></td>"
              "<td class=\"num\" align=\"right\"><b>+</b></td>"
              "<td class=\"num\" align=\"right\"><b>-</b></td></tr>\n</thead><tbody>\n", fp);