combine-diff: move the code to parse hunk-header into common library.

[git.git] / combine-diff.c

diff --git a/combine-diff.c b/combine-diff.c
index e17afd1..4657eb4 100644 (file)
--- a/combine-diff.c
+++ b/combine-diff.c
@@ -111,52 +111,6 @@ static char *grab_blob(const unsigned char *sha1, unsigned long *size)
        return blob;
 }
 
-static int parse_num(char **cp_p, unsigned int *num_p)
-{
-       char *cp = *cp_p;
-       unsigned int num = 0;
-       int read_some;
-
-       while ('0' <= *cp && *cp <= '9')
-               num = num * 10 + *cp++ - '0';
-       if (!(read_some = cp - *cp_p))
-               return -1;
-       *cp_p = cp;
-       *num_p = num;
-       return 0;
-}
-
-static int parse_hunk_header(char *line, int len,
-                            unsigned int *ob, unsigned int *on,
-                            unsigned int *nb, unsigned int *nn)
-{
-       char *cp;
-       cp = line + 4;
-       if (parse_num(&cp, ob)) {
-       bad_line:
-               return error("malformed diff output: %s", line);
-       }
-       if (*cp == ',') {
-               cp++;
-               if (parse_num(&cp, on))
-                       goto bad_line;
-       }
-       else
-               *on = 1;
-       if (*cp++ != ' ' || *cp++ != '+')
-               goto bad_line;
-       if (parse_num(&cp, nb))
-               goto bad_line;
-       if (*cp == ',') {
-               cp++;
-               if (parse_num(&cp, nn))
-                       goto bad_line;
-       }
-       else
-               *nn = 1;
-       return -!!memcmp(cp, " @@", 3);
-}
-
 static void append_lost(struct sline *sline, int n, const char *line, int len)
 {
        struct lline *lline;