diff options
Diffstat (limited to 'diff.c')
| -rw-r--r-- | diff.c | 49 |
1 files changed, 28 insertions, 21 deletions
@@ -57,7 +57,7 @@ static int parse_diff_color_slot(const char *var, int ofs) static struct ll_diff_driver { const char *name; struct ll_diff_driver *next; - char *cmd; + const char *cmd; } *user_diff, **user_diff_tail; /* @@ -86,10 +86,7 @@ static int parse_lldiff_command(const char *var, const char *ep, const char *val user_diff_tail = &(drv->next); } - if (!value) - return error("%s: lacks value", var); - drv->cmd = strdup(value); - return 0; + return git_config_string(&(drv->cmd), var, value); } /* @@ -158,16 +155,16 @@ int git_diff_ui_config(const char *var, const char *value) return 0; } if (!strcmp(var, "diff.external")) { + if (!value) + return config_error_nonbool(var); external_diff_cmd_cfg = xstrdup(value); return 0; } if (!prefixcmp(var, "diff.")) { const char *ep = strrchr(var, '.'); - if (ep != var + 4) { - if (!strcmp(ep, ".command")) - return parse_lldiff_command(var, ep, value); - } + if (ep != var + 4 && !strcmp(ep, ".command")) + return parse_lldiff_command(var, ep, value); } return git_diff_basic_config(var, value); @@ -177,6 +174,8 @@ int git_diff_basic_config(const char *var, const char *value) { if (!prefixcmp(var, "diff.color.") || !prefixcmp(var, "color.diff.")) { int slot = parse_diff_color_slot(var, 11); + if (!value) + return config_error_nonbool(var); color_parse(value, var, diff_colors[slot]); return 0; } @@ -184,8 +183,11 @@ int git_diff_basic_config(const char *var, const char *value) if (!prefixcmp(var, "diff.")) { const char *ep = strrchr(var, '.'); if (ep != var + 4) { - if (!strcmp(ep, ".funcname")) + if (!strcmp(ep, ".funcname")) { + if (!value) + return config_error_nonbool(var); return parse_funcname_pattern(var, ep, value); + } } } @@ -1011,6 +1013,7 @@ static void checkdiff_consume(void *priv, char *line, unsigned long len) char *err; if (line[0] == '+') { + data->lineno++; data->status = check_and_emit_line(line + 1, len - 1, data->ws_rule, NULL, NULL, NULL, NULL); if (!data->status) @@ -1021,13 +1024,12 @@ static void checkdiff_consume(void *priv, char *line, unsigned long len) emit_line(set, reset, line, 1); (void)check_and_emit_line(line + 1, len - 1, data->ws_rule, stdout, set, reset, ws); - data->lineno++; } else if (line[0] == ' ') data->lineno++; else if (line[0] == '@') { char *plus = strchr(line, '+'); if (plus) - data->lineno = strtol(plus, NULL, 10); + data->lineno = strtol(plus, NULL, 10) - 1; else die("invalid diff"); } @@ -1510,17 +1512,22 @@ static int reuse_worktree_file(const char *name, const unsigned char *sha1, int if (pos < 0) return 0; ce = active_cache[pos]; - if ((lstat(name, &st) < 0) || - !S_ISREG(st.st_mode) || /* careful! */ - ce_match_stat(ce, &st, 0) || - hashcmp(sha1, ce->sha1)) + + /* + * This is not the sha1 we are looking for, or + * unreusable because it is not a regular file. + */ + if (hashcmp(sha1, ce->sha1) || !S_ISREG(ce->ce_mode)) return 0; - /* we return 1 only when we can stat, it is a regular file, - * stat information matches, and sha1 recorded in the cache - * matches. I.e. we know the file in the work tree really is - * the same as the <name, sha1> pair. + + /* + * If ce matches the file in the work tree, we can reuse it. */ - return 1; + if (ce_uptodate(ce) || + (!lstat(name, &st) && !ce_match_stat(ce, &st, 0))) + return 1; + + return 0; } static int populate_from_stdin(struct diff_filespec *s) |