diff options
| -rw-r--r-- | combine-diff.c | 4 | ||||
| -rw-r--r-- | diff.c | 20 | ||||
| -rw-r--r-- | diffcore-pickaxe.c | 2 | ||||
| -rw-r--r-- | range-diff.c | 2 | ||||
| -rw-r--r-- | xdiff-interface.c | 30 | ||||
| -rw-r--r-- | xdiff-interface.h | 10 |
6 files changed, 48 insertions, 20 deletions
diff --git a/combine-diff.c b/combine-diff.c index de7695e728..195054b87a 100644 --- a/combine-diff.c +++ b/combine-diff.c @@ -419,8 +419,8 @@ static void combine_diff(const struct object_id *parent, unsigned int mode, state.num_parent = num_parent; state.n = n; - if (xdi_diff_outf(&parent_file, result_file, consume_line, &state, - &xpp, &xecfg)) + if (xdi_diff_outf(&parent_file, result_file, NULL, consume_line, + &state, &xpp, &xecfg)) die("unable to generate combined diff for %s", oid_to_hex(parent)); free(parent_file.ptr); @@ -2045,8 +2045,8 @@ static void diff_words_show(struct diff_words_data *diff_words) xpp.flags = 0; /* as only the hunk header will be parsed, we need a 0-context */ xecfg.ctxlen = 0; - if (xdi_diff_outf(&minus, &plus, fn_out_diff_words_aux, diff_words, - &xpp, &xecfg)) + if (xdi_diff_outf(&minus, &plus, NULL, fn_out_diff_words_aux, + diff_words, &xpp, &xecfg)) die("unable to generate word diff"); free(minus.ptr); free(plus.ptr); @@ -3495,8 +3495,8 @@ static void builtin_diff(const char *name_a, xecfg.ctxlen = strtoul(v, NULL, 10); if (o->word_diff) init_diff_words_data(&ecbdata, o, one, two); - if (xdi_diff_outf(&mf1, &mf2, fn_out_consume, &ecbdata, - &xpp, &xecfg)) + if (xdi_diff_outf(&mf1, &mf2, NULL, fn_out_consume, + &ecbdata, &xpp, &xecfg)) die("unable to generate diff for %s", one->path); if (o->word_diff) free_diff_words_data(&ecbdata); @@ -3604,8 +3604,8 @@ static void builtin_diffstat(const char *name_a, const char *name_b, xpp.anchors_nr = o->anchors_nr; xecfg.ctxlen = o->context; xecfg.interhunkctxlen = o->interhunkcontext; - if (xdi_diff_outf(&mf1, &mf2, diffstat_consume, diffstat, - &xpp, &xecfg)) + if (xdi_diff_outf(&mf1, &mf2, NULL, diffstat_consume, + diffstat, &xpp, &xecfg)) die("unable to generate diffstat for %s", one->path); } @@ -3652,8 +3652,8 @@ static void builtin_checkdiff(const char *name_a, const char *name_b, memset(&xecfg, 0, sizeof(xecfg)); xecfg.ctxlen = 1; /* at least one context line */ xpp.flags = 0; - if (xdi_diff_outf(&mf1, &mf2, checkdiff_consume, &data, - &xpp, &xecfg)) + if (xdi_diff_outf(&mf1, &mf2, NULL, checkdiff_consume, + &data, &xpp, &xecfg)) die("unable to generate checkdiff for %s", one->path); if (data.ws_rule & WS_BLANK_AT_EOF) { @@ -5712,8 +5712,8 @@ static int diff_get_patch_id(struct diff_options *options, struct object_id *oid xpp.flags = 0; xecfg.ctxlen = 3; xecfg.flags = 0; - if (xdi_diff_outf(&mf1, &mf2, patch_id_consume, &data, - &xpp, &xecfg)) + if (xdi_diff_outf(&mf1, &mf2, NULL, patch_id_consume, + &data, &xpp, &xecfg)) return error("unable to generate patch-id diff for %s", p->one->path); } diff --git a/diffcore-pickaxe.c b/diffcore-pickaxe.c index 800a899c86..7609bb4fe1 100644 --- a/diffcore-pickaxe.c +++ b/diffcore-pickaxe.c @@ -62,7 +62,7 @@ static int diff_grep(mmfile_t *one, mmfile_t *two, ecbdata.hit = 0; xecfg.ctxlen = o->context; xecfg.interhunkctxlen = o->interhunkcontext; - if (xdi_diff_outf(one, two, diffgrep_consume, &ecbdata, &xpp, &xecfg)) + if (xdi_diff_outf(one, two, NULL, diffgrep_consume, &ecbdata, &xpp, &xecfg)) return 0; return ecbdata.hit; } diff --git a/range-diff.c b/range-diff.c index b6b9abac26..0f4ce140dc 100644 --- a/range-diff.c +++ b/range-diff.c @@ -190,7 +190,7 @@ static int diffsize(const char *a, const char *b) mf2.size = strlen(b); cfg.ctxlen = 3; - if (!xdi_diff_outf(&mf1, &mf2, diffsize_consume, &count, &pp, &cfg)) + if (!xdi_diff_outf(&mf1, &mf2, NULL, diffsize_consume, &count, &pp, &cfg)) return count; error(_("failed to generate diff")); diff --git a/xdiff-interface.c b/xdiff-interface.c index 88d96d78e6..eb9c05a1e3 100644 --- a/xdiff-interface.c +++ b/xdiff-interface.c @@ -9,7 +9,8 @@ #include "xdiff/xutils.h" struct xdiff_emit_state { - xdiff_emit_consume_fn consume; + xdiff_emit_hunk_fn hunk_fn; + xdiff_emit_line_fn line_fn; void *consume_callback_data; struct strbuf remainder; }; @@ -59,6 +60,22 @@ int parse_hunk_header(char *line, int len, return -!!memcmp(cp, " @@", 3); } +static int xdiff_out_hunk(void *priv_, + long old_begin, long old_nr, + long new_begin, long new_nr, + const char *func, long funclen) +{ + struct xdiff_emit_state *priv = priv_; + + if (priv->remainder.len) + BUG("xdiff emitted hunk in the middle of a line"); + + priv->hunk_fn(priv->consume_callback_data, + old_begin, old_nr, new_begin, new_nr, + func, funclen); + return 0; +} + static void consume_one(void *priv_, char *s, unsigned long size) { struct xdiff_emit_state *priv = priv_; @@ -67,7 +84,7 @@ static void consume_one(void *priv_, char *s, unsigned long size) unsigned long this_size; ep = memchr(s, '\n', size); this_size = (ep == NULL) ? size : (ep - s + 1); - priv->consume(priv->consume_callback_data, s, this_size); + priv->line_fn(priv->consume_callback_data, s, this_size); size -= this_size; s += this_size; } @@ -141,7 +158,9 @@ int xdi_diff(mmfile_t *mf1, mmfile_t *mf2, xpparam_t const *xpp, xdemitconf_t co } int xdi_diff_outf(mmfile_t *mf1, mmfile_t *mf2, - xdiff_emit_consume_fn fn, void *consume_callback_data, + xdiff_emit_hunk_fn hunk_fn, + xdiff_emit_line_fn line_fn, + void *consume_callback_data, xpparam_t const *xpp, xdemitconf_t const *xecfg) { int ret; @@ -149,9 +168,12 @@ int xdi_diff_outf(mmfile_t *mf1, mmfile_t *mf2, xdemitcb_t ecb; memset(&state, 0, sizeof(state)); - state.consume = fn; + state.hunk_fn = hunk_fn; + state.line_fn = line_fn; state.consume_callback_data = consume_callback_data; memset(&ecb, 0, sizeof(ecb)); + if (hunk_fn) + ecb.out_hunk = xdiff_out_hunk; ecb.out_line = xdiff_outf; ecb.priv = &state; strbuf_init(&state.remainder, 0); diff --git a/xdiff-interface.h b/xdiff-interface.h index 135fc05d72..2dbe2feb19 100644 --- a/xdiff-interface.h +++ b/xdiff-interface.h @@ -11,11 +11,17 @@ */ #define MAX_XDIFF_SIZE (1024UL * 1024 * 1023) -typedef void (*xdiff_emit_consume_fn)(void *, char *, unsigned long); +typedef void (*xdiff_emit_line_fn)(void *, char *, unsigned long); +typedef void (*xdiff_emit_hunk_fn)(void *data, + long old_begin, long old_nr, + long new_begin, long new_nr, + const char *func, long funclen); int xdi_diff(mmfile_t *mf1, mmfile_t *mf2, xpparam_t const *xpp, xdemitconf_t const *xecfg, xdemitcb_t *ecb); int xdi_diff_outf(mmfile_t *mf1, mmfile_t *mf2, - xdiff_emit_consume_fn fn, void *consume_callback_data, + xdiff_emit_hunk_fn hunk_fn, + xdiff_emit_line_fn line_fn, + void *consume_callback_data, xpparam_t const *xpp, xdemitconf_t const *xecfg); int parse_hunk_header(char *line, int len, int *ob, int *on, |