git-svn: support -C<num> passing to git-diff-tree

[git.git] / server-info.c

diff --git a/server-info.c b/server-info.c
index 7d7bcb2..05bce7d 100644 (file)
--- a/server-info.c
+++ b/server-info.c
@@ -99,7 +99,10 @@ static int read_pack_info_file(const char *infofile)
        while (fgets(line, sizeof(line), fp)) {
                int len = strlen(line);
                if (line[len-1] == '\n')
-                       line[len-1] = 0;
+                       line[--len] = 0;
+
+               if (!len)
+                       continue;
 
                switch (line[0]) {
                case 'P': /* P name */
@@ -140,7 +143,12 @@ static int compare_info(const void *a_, const void *b_)
                return 1;
 
        /* then it does not matter but at least keep the comparison stable */
-       return (*a)->p - (*b)->p;
+       if ((*a)->p == (*b)->p)
+               return 0;
+       else if ((*a)->p < (*b)->p)
+               return -1;
+       else
+               return 1;
 }
 
 static void init_pack_info(const char *infofile, int force)
@@ -195,6 +203,7 @@ static void write_pack_info_file(FILE *fp)
        int i;
        for (i = 0; i < num_pack; i++)
                fprintf(fp, "P %s\n", info[i]->p->pack_name + objdirlen + 6);
+       fputc('\n', fp);
 }
 
 static int update_info_packs(int force)