#include "color.h"
#include "attr.h"
#include "run-command.h"
+#include "utf8.h"
#ifdef NO_FAST_WORKING_DIRECTORY
#define FAST_WORKING_DIRECTORY 0
char *cmd;
} *user_diff, **user_diff_tail;
-static void read_config_if_needed(void)
-{
- if (!user_diff_tail) {
- user_diff_tail = &user_diff;
- git_config(git_diff_ui_config);
- }
-}
-
/*
* Currently there is only "diff.<drivername>.command" variable;
* because there are "diff.color.<slot>" variables, we are parsing
}
}
+typedef unsigned long (*sane_truncate_fn)(char *line, unsigned long len);
+
struct emit_callback {
struct xdiff_emit_state xm;
int nparents, color_diff;
unsigned ws_rule;
+ sane_truncate_fn truncate;
const char **label_path;
struct diff_words_data *diff_words;
int *found_changesp;
}
}
+static unsigned long sane_truncate_line(struct emit_callback *ecb, char *line, unsigned long len)
+{
+ const char *cp;
+ unsigned long allot;
+ size_t l = len;
+
+ if (ecb->truncate)
+ return ecb->truncate(line, len);
+ cp = line;
+ allot = l;
+ while (0 < l) {
+ (void) utf8_width(&cp, &l);
+ if (!cp)
+ break; /* truncated in the middle? */
+ }
+ return allot - l;
+}
+
static void fn_out_consume(void *priv, char *line, unsigned long len)
{
int i;
;
if (2 <= i && i < len && line[i] == ' ') {
ecbdata->nparents = i - 1;
+ len = sane_truncate_line(ecbdata, line, len);
emit_line(diff_get_color(ecbdata->color_diff, DIFF_FRAGINFO),
reset, line, len);
+ if (line[len-1] != '\n')
+ putchar('\n');
return;
}
/*
* And define built-in fallback patterns here. Note that
- * these can be overriden by the user's config settings.
+ * 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))
!ATTR_UNSET(value)) {
struct ll_diff_driver *drv;
- read_config_if_needed();
for (drv = user_diff; drv; drv = drv->next)
if (!strcmp(drv->name, value))
return drv->cmd;