return porigin;
}
- /*
- * Parsing of patch chunks...
- */
- struct chunk {
- /* line number in postimage; up to but not including this
- * line is the same as preimage
- */
- int same;
-
- /* preimage line number after this chunk */
- int p_next;
-
- /* postimage line number after this chunk */
- int t_next;
- };
-
- struct patch {
- struct chunk *chunks;
- int num;
- };
-
- struct blame_diff_state {
- struct patch *ret;
- unsigned hunk_post_context;
- unsigned hunk_in_pre_context : 1;
- };
-
- static void process_u_diff(void *state_, char *line, unsigned long len)
- {
- struct blame_diff_state *state = state_;
- struct chunk *chunk;
- int off1, off2, len1, len2, num;
-
- num = state->ret->num;
- if (len < 4 || line[0] != '@' || line[1] != '@') {
- if (state->hunk_in_pre_context && line[0] == ' ')
- state->ret->chunks[num - 1].same++;
- else {
- state->hunk_in_pre_context = 0;
- if (line[0] == ' ')
- state->hunk_post_context++;
- else
- state->hunk_post_context = 0;
- }
- return;
- }
-
- if (num && state->hunk_post_context) {
- chunk = &state->ret->chunks[num - 1];
- chunk->p_next -= state->hunk_post_context;
- chunk->t_next -= state->hunk_post_context;
- }
- state->ret->num = ++num;
- state->ret->chunks = xrealloc(state->ret->chunks,
- sizeof(struct chunk) * num);
- chunk = &state->ret->chunks[num - 1];
- if (parse_hunk_header(line, len, &off1, &len1, &off2, &len2)) {
- state->ret->num--;
- return;
- }
-
- /* Line numbers in patch output are one based. */
- off1--;
- off2--;
-
- chunk->same = len2 ? off2 : (off2 + 1);
-
- chunk->p_next = off1 + (len1 ? len1 : 1);
- chunk->t_next = chunk->same + len2;
- state->hunk_in_pre_context = 1;
- state->hunk_post_context = 0;
- }
-
- static struct patch *compare_buffer(mmfile_t *file_p, mmfile_t *file_o,
- int context)
- {
- struct blame_diff_state state;
- xpparam_t xpp;
- xdemitconf_t xecfg;
- xdemitcb_t ecb;
-
- xpp.flags = xdl_opts;
- memset(&xecfg, 0, sizeof(xecfg));
- xecfg.ctxlen = context;
- memset(&state, 0, sizeof(state));
- state.ret = xmalloc(sizeof(struct patch));
- state.ret->chunks = NULL;
- state.ret->num = 0;
-
- xdi_diff_outf(file_p, file_o, process_u_diff, &state, &xpp, &xecfg, &ecb);
-
- if (state.ret->num) {
- struct chunk *chunk;
- chunk = &state.ret->chunks[state.ret->num - 1];
- chunk->p_next -= state.hunk_post_context;
- chunk->t_next -= state.hunk_post_context;
- }
- return state.ret;
- }
-
- /*
- * Run diff between two origins and grab the patch output, so that
- * we can pass blame for lines origin is currently suspected for
- * to its parent.
- */
- static struct patch *get_patch(struct origin *parent, struct origin *origin)
- {
- mmfile_t file_p, file_o;
- struct patch *patch;
-
- fill_origin_blob(parent, &file_p);
- fill_origin_blob(origin, &file_o);
- if (!file_p.ptr || !file_o.ptr)
- return NULL;
- patch = compare_buffer(&file_p, &file_o, 0);
- num_get_patch++;
- return patch;
- }
-
- static void free_patch(struct patch *p)
- {
- free(p->chunks);
- free(p);
- }
-
/*
* Link in a new blame entry to the scoreboard. Entries that cover the
* same line range have been removed from the scoreboard previously.
}
}
+ struct blame_chunk_cb_data {
+ struct scoreboard *sb;
+ struct origin *target;
+ struct origin *parent;
+ long plno;
+ long tlno;
+ };
+
+ static void blame_chunk_cb(void *data, long same, long p_next, long t_next)
+ {
+ struct blame_chunk_cb_data *d = data;
+ blame_chunk(d->sb, d->tlno, d->plno, same, d->target, d->parent);
+ d->plno = p_next;
+ d->tlno = t_next;
+ }
+
/*
* We are looking at the origin 'target' and aiming to pass blame
* for the lines it is suspected to its parent. Run diff to find
struct origin *target,
struct origin *parent)
{
- int i, last_in_target, plno, tlno;
- struct patch *patch;
+ int last_in_target;
+ mmfile_t file_p, file_o;
+ struct blame_chunk_cb_data d = { sb, target, parent, 0, 0 };
+ xpparam_t xpp;
+ xdemitconf_t xecfg;
last_in_target = find_last_in_target(sb, target);
if (last_in_target < 0)
return 1; /* nothing remains for this target */
- patch = get_patch(parent, target);
- plno = tlno = 0;
- for (i = 0; i < patch->num; i++) {
- struct chunk *chunk = &patch->chunks[i];
+ fill_origin_blob(parent, &file_p);
+ fill_origin_blob(target, &file_o);
+ num_get_patch++;
- blame_chunk(sb, tlno, plno, chunk->same, target, parent);
- plno = chunk->p_next;
- tlno = chunk->t_next;
- }
+ memset(&xpp, 0, sizeof(xpp));
+ xpp.flags = xdl_opts;
+ memset(&xecfg, 0, sizeof(xecfg));
+ xecfg.ctxlen = 0;
+ xdi_diff_hunks(&file_p, &file_o, blame_chunk_cb, &d, &xpp, &xecfg);
/* The rest (i.e. anything after tlno) are the same as the parent */
- blame_chunk(sb, tlno, plno, last_in_target, target, parent);
+ blame_chunk(sb, d.tlno, d.plno, last_in_target, target, parent);
- free_patch(patch);
return 0;
}
}
}
+ struct handle_split_cb_data {
+ struct scoreboard *sb;
+ struct blame_entry *ent;
+ struct origin *parent;
+ struct blame_entry *split;
+ long plno;
+ long tlno;
+ };
+
+ static void handle_split_cb(void *data, long same, long p_next, long t_next)
+ {
+ struct handle_split_cb_data *d = data;
+ handle_split(d->sb, d->ent, d->tlno, d->plno, same, d->parent, d->split);
+ d->plno = p_next;
+ d->tlno = t_next;
+ }
+
/*
* Find the lines from parent that are the same as ent so that
* we can pass blames to it. file_p has the blob contents for
const char *cp;
int cnt;
mmfile_t file_o;
- struct patch *patch;
- int i, plno, tlno;
+ struct handle_split_cb_data d = { sb, ent, parent, split, 0, 0 };
+ xpparam_t xpp;
+ xdemitconf_t xecfg;
/*
* Prepare mmfile that contains only the lines in ent.
}
file_o.size = cp - file_o.ptr;
- patch = compare_buffer(file_p, &file_o, 1);
-
/*
* file_o is a part of final image we are annotating.
* file_p partially may match that image.
*/
+ memset(&xpp, 0, sizeof(xpp));
+ xpp.flags = xdl_opts;
+ memset(&xecfg, 0, sizeof(xecfg));
+ xecfg.ctxlen = 1;
memset(split, 0, sizeof(struct blame_entry [3]));
- plno = tlno = 0;
- for (i = 0; i < patch->num; i++) {
- struct chunk *chunk = &patch->chunks[i];
-
- handle_split(sb, ent, tlno, plno, chunk->same, parent, split);
- plno = chunk->p_next;
- tlno = chunk->t_next;
- }
+ xdi_diff_hunks(file_p, &file_o, handle_split_cb, &d, &xpp, &xecfg);
/* remainder, if any, all match the preimage */
- handle_split(sb, ent, tlno, plno, ent->num_lines, parent, split);
- free_patch(patch);
+ handle_split(sb, ent, d.tlno, d.plno, ent->num_lines, parent, split);
}
/*
int detailed)
{
int len;
- char *tmp, *endp;
+ char *tmp, *endp, *reencoded, *message;
static char author_buf[1024];
static char committer_buf[1024];
static char summary_buf[1024];
die("Cannot read commit %s",
sha1_to_hex(commit->object.sha1));
}
+ reencoded = reencode_commit_message(commit, NULL);
+ message = reencoded ? reencoded : commit->buffer;
ret->author = author_buf;
- get_ac_line(commit->buffer, "\nauthor ",
+ get_ac_line(message, "\nauthor ",
sizeof(author_buf), author_buf, &ret->author_mail,
&ret->author_time, &ret->author_tz);
- if (!detailed)
+ if (!detailed) {
+ free(reencoded);
return;
+ }
ret->committer = committer_buf;
- get_ac_line(commit->buffer, "\ncommitter ",
+ get_ac_line(message, "\ncommitter ",
sizeof(committer_buf), committer_buf, &ret->committer_mail,
&ret->committer_time, &ret->committer_tz);
ret->summary = summary_buf;
- tmp = strstr(commit->buffer, "\n\n");
+ tmp = strstr(message, "\n\n");
if (!tmp) {
error_out:
sprintf(summary_buf, "(%s)", sha1_to_hex(commit->object.sha1));
+ free(reencoded);
return;
}
tmp += 2;
goto error_out;
memcpy(summary_buf, tmp, len);
summary_buf[len] = 0;
+ free(reencoded);
}
/*
#include "attr.h"
#include "run-command.h"
#include "utf8.h"
+#include "userdiff.h"
#ifdef NO_FAST_WORKING_DIRECTORY
#define FAST_WORKING_DIRECTORY 0
"\033[41m", /* WHITESPACE (red background) */
};
+static void diff_filespec_load_driver(struct diff_filespec *one);
+static char *run_textconv(const char *, struct diff_filespec *, size_t *);
+
static int parse_diff_color_slot(const char *var, int ofs)
{
if (!strcasecmp(var+ofs, "plain"))
die("bad config variable '%s'", var);
}
-static struct ll_diff_driver {
- const char *name;
- struct ll_diff_driver *next;
- const char *cmd;
-} *user_diff, **user_diff_tail;
-
-/*
- * Currently there is only "diff.<drivername>.command" variable;
- * because there are "diff.color.<slot>" variables, we are parsing
- * this in a bit convoluted way to allow low level diff driver
- * called "color".
- */
-static int parse_lldiff_command(const char *var, const char *ep, const char *value)
-{
- const char *name;
- int namelen;
- struct ll_diff_driver *drv;
-
- name = var + 5;
- namelen = ep - name;
- for (drv = user_diff; drv; drv = drv->next)
- if (!strncmp(drv->name, name, namelen) && !drv->name[namelen])
- break;
- if (!drv) {
- drv = xcalloc(1, sizeof(struct ll_diff_driver));
- drv->name = xmemdupz(name, namelen);
- if (!user_diff_tail)
- user_diff_tail = &user_diff;
- *user_diff_tail = drv;
- user_diff_tail = &(drv->next);
- }
-
- return git_config_string(&(drv->cmd), var, value);
-}
-
-/*
- * 'diff.<what>.funcname' attribute can be specified in the configuration
- * to define a customized regexp to find the beginning of a function to
- * be used for hunk header lines of "diff -p" style output.
- */
-struct funcname_pattern_entry {
- char *name;
- char *pattern;
- int cflags;
-};
-static struct funcname_pattern_list {
- struct funcname_pattern_list *next;
- struct funcname_pattern_entry e;
-} *funcname_pattern_list;
-
-static int parse_funcname_pattern(const char *var, const char *ep, const char *value, int cflags)
-{
- const char *name;
- int namelen;
- struct funcname_pattern_list *pp;
-
- name = var + 5; /* "diff." */
- namelen = ep - name;
-
- for (pp = funcname_pattern_list; pp; pp = pp->next)
- if (!strncmp(pp->e.name, name, namelen) && !pp->e.name[namelen])
- break;
- if (!pp) {
- pp = xcalloc(1, sizeof(*pp));
- pp->e.name = xmemdupz(name, namelen);
- pp->next = funcname_pattern_list;
- funcname_pattern_list = pp;
- }
- free(pp->e.pattern);
- pp->e.pattern = xstrdup(value);
- pp->e.cflags = cflags;
- return 0;
-}
-
/*
* These are to give UI layer defaults.
* The core-level commands such as git-diff-files should
}
if (!strcmp(var, "diff.external"))
return git_config_string(&external_diff_cmd_cfg, var, value);
- if (!prefixcmp(var, "diff.")) {
- const char *ep = strrchr(var, '.');
- if (ep != var + 4 && !strcmp(ep, ".command"))
- return parse_lldiff_command(var, ep, value);
+ switch (userdiff_config_porcelain(var, value)) {
+ case 0: break;
+ case -1: return -1;
+ default: return 0;
}
return git_diff_basic_config(var, value, cb);
return 0;
}
- if (!prefixcmp(var, "diff.")) {
- const char *ep = strrchr(var, '.');
- if (ep != var + 4) {
- if (!strcmp(ep, ".funcname")) {
- if (!value)
- return config_error_nonbool(var);
- return parse_funcname_pattern(var, ep, value,
- 0);
- } else if (!strcmp(ep, ".xfuncname")) {
- if (!value)
- return config_error_nonbool(var);
- return parse_funcname_pattern(var, ep, value,
- REG_EXTENDED);
- }
- }
+ switch (userdiff_config_basic(var, value)) {
+ case 0: break;
+ case -1: return -1;
+ default: return 0;
}
return git_color_default_config(var, value, cb);
}
else if (diff_populate_filespec(one, 0))
return -1;
- mf->ptr = one->data;
- mf->size = one->size;
+
+ diff_filespec_load_driver(one);
+ if (one->driver->textconv) {
+ size_t size;
+ mf->ptr = run_textconv(one->driver->textconv, one, &size);
+ if (!mf->ptr)
+ return -1;
+ mf->size = size;
+ }
+ else {
+ mf->ptr = one->data;
+ mf->size = one->size;
+ }
return 0;
}
mmfile_t minus, plus;
int i;
+ memset(&xpp, 0, sizeof(xpp));
memset(&xecfg, 0, sizeof(xecfg));
minus.size = diff_words->minus.text.size;
minus.ptr = xmalloc(minus.size);
emit_binary_diff_body(file, two, one);
}
-static void setup_diff_attr_check(struct git_attr_check *check)
+void diff_filespec_load_driver(struct diff_filespec *one)
{
- static struct git_attr *attr_diff;
-
- if (!attr_diff) {
- attr_diff = git_attr("diff", 4);
- }
- check[0].attr = attr_diff;
-}
-
-static void diff_filespec_check_attr(struct diff_filespec *one)
-{
- struct git_attr_check attr_diff_check;
- int check_from_data = 0;
-
- if (one->checked_attr)
- return;
-
- setup_diff_attr_check(&attr_diff_check);
- one->is_binary = 0;
- one->funcname_pattern_ident = NULL;
-
- if (!git_checkattr(one->path, 1, &attr_diff_check)) {
- const char *value;
-
- /* binaryness */
- value = attr_diff_check.value;
- if (ATTR_TRUE(value))
- ;
- else if (ATTR_FALSE(value))
- one->is_binary = 1;
- else
- check_from_data = 1;
-
- /* funcname pattern ident */
- if (ATTR_TRUE(value) || ATTR_FALSE(value) || ATTR_UNSET(value))
- ;
- else
- one->funcname_pattern_ident = value;
- }
-
- if (check_from_data) {
- if (!one->data && DIFF_FILE_VALID(one))
- diff_populate_filespec(one, 0);
-
- if (one->data)
- one->is_binary = buffer_is_binary(one->data, one->size);
- }
+ if (!one->driver)
+ one->driver = userdiff_find_by_path(one->path);
+ if (!one->driver)
+ one->driver = userdiff_find_by_name("default");
}
int diff_filespec_is_binary(struct diff_filespec *one)
{
- diff_filespec_check_attr(one);
+ if (one->is_binary == -1) {
+ diff_filespec_load_driver(one);
+ if (one->driver->binary != -1)
+ one->is_binary = one->driver->binary;
+ else {
+ if (!one->data && DIFF_FILE_VALID(one))
+ diff_populate_filespec(one, 0);
+ if (one->data)
+ one->is_binary = buffer_is_binary(one->data,
+ one->size);
+ if (one->is_binary == -1)
+ one->is_binary = 0;
+ }
+ }
return one->is_binary;
}
-static const struct funcname_pattern_entry *funcname_pattern(const char *ident)
-{
- struct funcname_pattern_list *pp;
-
- for (pp = funcname_pattern_list; pp; pp = pp->next)
- if (!strcmp(ident, pp->e.name))
- return &pp->e;
- return NULL;
-}
-
-static const struct funcname_pattern_entry builtin_funcname_pattern[] = {
- { "bibtex", "(@[a-zA-Z]{1,}[ \t]*\\{{0,1}[ \t]*[^ \t\"@',\\#}{~%]*).*$",
- REG_EXTENDED },
- { "html", "^[ \t]*(<[Hh][1-6][ \t].*>.*)$", REG_EXTENDED },
- { "java",
- "!^[ \t]*(catch|do|for|if|instanceof|new|return|switch|throw|while)\n"
- "^[ \t]*(([ \t]*[A-Za-z_][A-Za-z_0-9]*){2,}[ \t]*\\([^;]*)$",
- REG_EXTENDED },
- { "objc",
- /* Negate C statements that can look like functions */
- "!^[ \t]*(do|for|if|else|return|switch|while)\n"
- /* Objective-C methods */
- "^[ \t]*([-+][ \t]*\\([ \t]*[A-Za-z_][A-Za-z_0-9* \t]*\\)[ \t]*[A-Za-z_].*)$\n"
- /* C functions */
- "^[ \t]*(([ \t]*[A-Za-z_][A-Za-z_0-9]*){2,}[ \t]*\\([^;]*)$\n"
- /* Objective-C class/protocol definitions */
- "^(@(implementation|interface|protocol)[ \t].*)$",
- REG_EXTENDED },
- { "pascal",
- "^((procedure|function|constructor|destructor|interface|"
- "implementation|initialization|finalization)[ \t]*.*)$"
- "\n"
- "^(.*=[ \t]*(class|record).*)$",
- REG_EXTENDED },
- { "php", "^[\t ]*((function|class).*)", REG_EXTENDED },
- { "python", "^[ \t]*((class|def)[ \t].*)$", REG_EXTENDED },
- { "ruby", "^[ \t]*((class|module|def)[ \t].*)$",
- REG_EXTENDED },
- { "tex",
- "^(\\\\((sub)*section|chapter|part)\\*{0,1}\\{.*)$",
- REG_EXTENDED },
-};
-
-static const struct funcname_pattern_entry *diff_funcname_pattern(struct diff_filespec *one)
+static const struct userdiff_funcname *diff_funcname_pattern(struct diff_filespec *one)
{
- const char *ident;
- const struct funcname_pattern_entry *pe;
- int i;
-
- diff_filespec_check_attr(one);
- ident = one->funcname_pattern_ident;
-
- if (!ident)
- /*
- * If the config file has "funcname.default" defined, that
- * regexp is used; otherwise NULL is returned and xemit uses
- * the built-in default.
- */
- return funcname_pattern("default");
-
- /* Look up custom "funcname.$ident" regexp from config. */
- pe = funcname_pattern(ident);
- if (pe)
- return pe;
-
- /*
- * And define built-in fallback patterns here. Note that
- * these can be overridden by the user's config settings.
- */
- for (i = 0; i < ARRAY_SIZE(builtin_funcname_pattern); i++)
- if (!strcmp(ident, builtin_funcname_pattern[i].name))
- return &builtin_funcname_pattern[i];
-
- return NULL;
+ diff_filespec_load_driver(one);
+ return one->driver->funcname.pattern ? &one->driver->funcname : NULL;
}
void diff_set_mnemonic_prefix(struct diff_options *options, const char *a, const char *b)
xdemitconf_t xecfg;
xdemitcb_t ecb;
struct emit_callback ecbdata;
- const struct funcname_pattern_entry *pe;
+ const struct userdiff_funcname *pe;
pe = diff_funcname_pattern(one);
if (!pe)
pe = diff_funcname_pattern(two);
+ memset(&xpp, 0, sizeof(xpp));
memset(&xecfg, 0, sizeof(xecfg));
memset(&ecbdata, 0, sizeof(ecbdata));
ecbdata.label_path = lbl;
xdemitconf_t xecfg;
xdemitcb_t ecb;
+ memset(&xpp, 0, sizeof(xpp));
memset(&xecfg, 0, sizeof(xecfg));
xpp.flags = XDF_NEED_MINIMAL | o->xdl_opts;
xdi_diff_outf(&mf1, &mf2, diffstat_consume, diffstat,
xdemitconf_t xecfg;
xdemitcb_t ecb;
+ memset(&xpp, 0, sizeof(xpp));
memset(&xecfg, 0, sizeof(xecfg));
xecfg.ctxlen = 1; /* at least one context line */
xpp.flags = XDF_NEED_MINIMAL;
spec->path = (char *)(spec + 1);
memcpy(spec->path, path, namelen+1);
spec->count = 1;
+ spec->is_binary = -1;
return spec;
}
}
}
-static const char *external_diff_attr(const char *name)
-{
- struct git_attr_check attr_diff_check;
-
- if (!name)
- return NULL;
-
- setup_diff_attr_check(&attr_diff_check);
- if (!git_checkattr(name, 1, &attr_diff_check)) {
- const char *value = attr_diff_check.value;
- if (!ATTR_TRUE(value) &&
- !ATTR_FALSE(value) &&
- !ATTR_UNSET(value)) {
- struct ll_diff_driver *drv;
-
- for (drv = user_diff; drv; drv = drv->next)
- if (!strcmp(drv->name, value))
- return drv->cmd;
- }
- }
- return NULL;
-}
-
static void run_diff_cmd(const char *pgm,
const char *name,
const char *other,
if (!DIFF_OPT_TST(o, ALLOW_EXTERNAL))
pgm = NULL;
else {
- const char *cmd = external_diff_attr(attr_path);
- if (cmd)
- pgm = cmd;
+ struct userdiff_driver *drv = userdiff_find_by_path(attr_path);
+ if (drv && drv->external)
+ pgm = drv->external;
}
if (pgm) {
struct diff_filepair *p = q->queue[i];
int len1, len2;
+ memset(&xpp, 0, sizeof(xpp));
memset(&xecfg, 0, sizeof(xecfg));
if (p->status == 0)
return error("internal diff status error");
fill_filespec(one, sha1, mode);
diff_queue(&diff_queued_diff, one, two)->is_unmerged = 1;
}
+
+static char *run_textconv(const char *pgm, struct diff_filespec *spec,
+ size_t *outsize)
+{
+ struct diff_tempfile temp;
+ const char *argv[3];
+ const char **arg = argv;
+ struct child_process child;
+ struct strbuf buf = STRBUF_INIT;
+
+ prepare_temp_file(spec->path, &temp, spec);
+ *arg++ = pgm;
+ *arg++ = temp.name;
+ *arg = NULL;
+
+ memset(&child, 0, sizeof(child));
+ child.argv = argv;
+ child.out = -1;
+ if (start_command(&child) != 0 ||
+ strbuf_read(&buf, child.out, 0) < 0 ||
+ finish_command(&child) != 0) {
+ if (temp.name == temp.tmp_path)
+ unlink(temp.name);
+ error("error running textconv command '%s'", pgm);
+ return NULL;
+ }
+ if (temp.name == temp.tmp_path)
+ unlink(temp.name);
+
+ return strbuf_detach(&buf, outsize);
+}
#include "cache.h"
#include "xdiff-interface.h"
- #include "strbuf.h"
+ #include "xdiff/xtypes.h"
+ #include "xdiff/xdiffi.h"
+ #include "xdiff/xemit.h"
+ #include "xdiff/xmacros.h"
struct xdiff_emit_state {
xdiff_emit_consume_fn consume;
return ret;
}
+ struct xdiff_emit_hunk_state {
+ xdiff_emit_hunk_consume_fn consume;
+ void *consume_callback_data;
+ };
+
+ static int process_diff(xdfenv_t *xe, xdchange_t *xscr, xdemitcb_t *ecb,
+ xdemitconf_t const *xecfg)
+ {
+ long s1, s2, same, p_next, t_next;
+ xdchange_t *xch, *xche;
+ struct xdiff_emit_hunk_state *state = ecb->priv;
+ xdiff_emit_hunk_consume_fn fn = state->consume;
+ void *consume_callback_data = state->consume_callback_data;
+
+ for (xch = xscr; xch; xch = xche->next) {
+ xche = xdl_get_hunk(xch, xecfg);
+
+ s1 = XDL_MAX(xch->i1 - xecfg->ctxlen, 0);
+ s2 = XDL_MAX(xch->i2 - xecfg->ctxlen, 0);
+ same = s2 + XDL_MAX(xch->i1 - s1, 0);
+ p_next = xche->i1 + xche->chg1;
+ t_next = xche->i2 + xche->chg2;
+
+ fn(consume_callback_data, same, p_next, t_next);
+ }
+ return 0;
+ }
+
+ int xdi_diff_hunks(mmfile_t *mf1, mmfile_t *mf2,
+ xdiff_emit_hunk_consume_fn fn, void *consume_callback_data,
+ xpparam_t const *xpp, xdemitconf_t *xecfg)
+ {
+ struct xdiff_emit_hunk_state state;
+ xdemitcb_t ecb;
+
+ memset(&state, 0, sizeof(state));
+ memset(&ecb, 0, sizeof(ecb));
+ state.consume = fn;
+ state.consume_callback_data = consume_callback_data;
+ xecfg->emit_func = (void (*)())process_diff;
+ ecb.priv = &state;
+ return xdi_diff(mf1, mf2, xpp, xecfg, &ecb);
+ }
+
int read_mmfile(mmfile_t *ptr, const char *filename)
{
struct stat st;
/* Exclude terminating newline (and cr) from matching */
if (len > 0 && line[len-1] == '\n') {
+ if (len > 1 && line[len-2] == '\r')
+ len -= 2;
+ else
+ len--;
+ }
+
+ line_buffer = xstrndup(line, len); /* make NUL terminated */
+
+ /* Exclude terminating newline (and cr) from matching */
+ if (len > 0 && line[len-1] == '\n') {
if (len > 1 && line[len-2] == '\r')
len -= 2;
else