tutorial.txt: fix typos and a'git-whatchanged' example

diff --git a/rpush.c b/rpush.c
index 26518846704ecf63ad00390599b251aa1b32713e..17d5ab8a60ab2ec7fa3a7dc927351e8a34de3a89 100644 (file)
--- a/rpush.c
+++ b/rpush.c
@@ -3,10 +3,10 @@
 #include <sys/socket.h>
 #include <errno.h>
 
-void service(int fd_in, int fd_out) {
+static void service(int fd_in, int fd_out) {
        ssize_t size;
        int posn;
-       char sha1[20];
+       char unsigned sha1[20];
        unsigned long objsize;
        void *buf;
        do {
@@ -14,7 +14,7 @@ void service(int fd_in, int fd_out) {
                do {
                        size = read(fd_in, sha1 + posn, 20 - posn);
                        if (size < 0) {
-                               perror("rpush: read ");
+                               perror("git-rpush: read ");
                                return;
                        }
                        if (!size)
@@ -26,7 +26,7 @@ void service(int fd_in, int fd_out) {
 
                buf = map_sha1_file(sha1, &objsize);
                if (!buf) {
-                       fprintf(stderr, "rpush: could not find %s\n", 
+                       fprintf(stderr, "git-rpush: could not find %s\n", 
                                sha1_to_hex(sha1));
                        return;
                }
@@ -35,9 +35,9 @@ void service(int fd_in, int fd_out) {
                        size = write(fd_out, buf + posn, objsize - posn);
                        if (size <= 0) {
                                if (!size) {
-                                       fprintf(stderr, "rpush: write closed");
+                                       fprintf(stderr, "git-rpush: write closed");
                                } else {
-                                       perror("rpush: write ");
+                                       perror("git-rpush: write ");
                                }
                                return;
                        }
@@ -56,7 +56,7 @@ int main(int argc, char **argv)
                 arg++;
         }
         if (argc < arg + 2) {
-                usage("rpush [-c] [-t] [-a] commit-id url");
+                usage("git-rpush [-c] [-t] [-a] commit-id url");
                 return 1;
         }
        commit_id = argv[arg];