Jeff Smith <whydoubt@xxxxxxxxx> writes:
> Signed-off-by: Jeff Smith <whydoubt@xxxxxxxxx>
> ---
> builtin.h | 2 --
> builtin/blame.c | 28 ----------------------------
> builtin/cat-file.c | 1 +
> diff.c | 23 +++++++++++++++++++++++
> diff.h | 7 +++++++
> 5 files changed, 31 insertions(+), 30 deletions(-)
This change makes sense regardless of your primary goal of the
series. It was not good that one builtin borrowing a helper from
another. The common helper should live outside builtin/ as a common
code, and in this case, diff.[ch] may be an OK place for it.
>
> diff --git a/builtin.h b/builtin.h
> index 9e4a898..498ac80 100644
> --- a/builtin.h
> +++ b/builtin.h
> @@ -25,8 +25,6 @@ struct fmt_merge_msg_opts {
> extern int fmt_merge_msg(struct strbuf *in, struct strbuf *out,
> struct fmt_merge_msg_opts *);
>
> -extern int textconv_object(const char *path, unsigned mode, const struct object_id *oid, int oid_valid, char **buf, unsigned long *buf_size);
> -
> extern int is_builtin(const char *s);
>
> extern int cmd_add(int argc, const char **argv, const char *prefix);
> diff --git a/builtin/blame.c b/builtin/blame.c
> index 42c56eb..c419981 100644
> --- a/builtin/blame.c
> +++ b/builtin/blame.c
> @@ -147,34 +147,6 @@ static int diff_hunks(mmfile_t *file_a, mmfile_t *file_b,
> }
>
> /*
> - * Prepare diff_filespec and convert it using diff textconv API
> - * if the textconv driver exists.
> - * Return 1 if the conversion succeeds, 0 otherwise.
> - */
> -int textconv_object(const char *path,
> - unsigned mode,
> - const struct object_id *oid,
> - int oid_valid,
> - char **buf,
> - unsigned long *buf_size)
> -{
> - struct diff_filespec *df;
> - struct userdiff_driver *textconv;
> -
> - df = alloc_filespec(path);
> - fill_filespec(df, oid->hash, oid_valid, mode);
> - textconv = get_textconv(df);
> - if (!textconv) {
> - free_filespec(df);
> - return 0;
> - }
> -
> - *buf_size = fill_textconv(textconv, df, buf);
> - free_filespec(df);
> - return 1;
> -}
> -
> -/*
> * Given an origin, prepare mmfile_t structure to be used by the
> * diff machinery
> */
> diff --git a/builtin/cat-file.c b/builtin/cat-file.c
> index 1890d7a..79a2c82 100644
> --- a/builtin/cat-file.c
> +++ b/builtin/cat-file.c
> @@ -5,6 +5,7 @@
> */
> #include "cache.h"
> #include "builtin.h"
> +#include "diff.h"
> #include "parse-options.h"
> #include "userdiff.h"
> #include "streaming.h"
> diff --git a/diff.c b/diff.c
> index 11eef1c..a62e989 100644
> --- a/diff.c
> +++ b/diff.c
> @@ -5270,6 +5270,29 @@ size_t fill_textconv(struct userdiff_driver *driver,
> return size;
> }
>
> +int textconv_object(const char *path,
> + unsigned mode,
> + const struct object_id *oid,
> + int oid_valid,
> + char **buf,
> + unsigned long *buf_size)
> +{
> + struct diff_filespec *df;
> + struct userdiff_driver *textconv;
> +
> + df = alloc_filespec(path);
> + fill_filespec(df, oid->hash, oid_valid, mode);
> + textconv = get_textconv(df);
> + if (!textconv) {
> + free_filespec(df);
> + return 0;
> + }
> +
> + *buf_size = fill_textconv(textconv, df, buf);
> + free_filespec(df);
> + return 1;
> +}
> +
> void setup_diff_pager(struct diff_options *opt)
> {
> /*
> diff --git a/diff.h b/diff.h
> index 5be1ee7..52ebd54 100644
> --- a/diff.h
> +++ b/diff.h
> @@ -385,6 +385,13 @@ extern size_t fill_textconv(struct userdiff_driver *driver,
> */
> extern struct userdiff_driver *get_textconv(struct diff_filespec *one);
>
> +/*
> + * Prepare diff_filespec and convert it using diff textconv API
> + * if the textconv driver exists.
> + * Return 1 if the conversion succeeds, 0 otherwise.
> + */
> +extern int textconv_object(const char *path, unsigned mode, const struct object_id *oid, int oid_valid, char **buf, unsigned long *buf_size);
> +
> extern int parse_rename_score(const char **cp_p);
>
> extern long parse_algorithm_value(const char *value);