X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=diff-tree.c;h=fc87902a3d2e6a53a619d603993a73893d4a4ae8;hb=1efdd27f54e42746c23944cfe77e568673b2a0fa;hp=c3a5617c578d3a863b9759967e9583c0c5c944ea;hpb=ce24067549a8554b214e723d7aa4bc063c54409e;p=git.git diff --git a/diff-tree.c b/diff-tree.c index c3a5617c..fc87902a 100644 --- a/diff-tree.c +++ b/diff-tree.c @@ -9,16 +9,20 @@ static int ignore_merges = 1; static int recursive = 0; static int show_tree_entry_in_recursive = 0; static int read_stdin = 0; -static int diff_output_format = DIFF_FORMAT_HUMAN; +static int diff_output_format = DIFF_FORMAT_RAW; +static int diff_line_termination = '\n'; static int detect_rename = 0; +static int find_copies_harder = 0; static int diff_setup_opt = 0; static int diff_score_opt = 0; static const char *pickaxe = NULL; static int pickaxe_opts = 0; static int diff_break_opt = -1; static const char *orderfile = NULL; +static const char *diff_filter = NULL; static const char *header = NULL; static const char *header_prefix = ""; +static enum cmit_fmt commit_format = CMIT_FMT_RAW; // What paths are we interested in? static int nr_paths = 0; @@ -114,7 +118,7 @@ static int compare_tree_entry(void *tree1, unsigned long size1, void *tree2, uns show_file("+", tree2, size2, base); return 1; } - if (!memcmp(sha1, sha2, 20) && mode1 == mode2) + if (!find_copies_harder && !memcmp(sha1, sha2, 20) && mode1 == mode2) return 0; /* @@ -266,24 +270,21 @@ static void call_diff_setup(void) static int call_diff_flush(void) { - diffcore_std(0, + diffcore_std(NULL, detect_rename, diff_score_opt, pickaxe, pickaxe_opts, diff_break_opt, - orderfile); + orderfile, + diff_filter); if (diff_queue_is_empty()) { - diff_flush(DIFF_FORMAT_NO_OUTPUT, 0); + diff_flush(DIFF_FORMAT_NO_OUTPUT, diff_line_termination); return 0; } if (header) { - const char *fmt = "%s"; - if (diff_output_format == DIFF_FORMAT_MACHINE) - fmt = "%s%c"; - - printf(fmt, header, 0); + printf("%s%c", header, diff_line_termination); header = NULL; } - diff_flush(diff_output_format, 1); + diff_flush(diff_output_format, diff_line_termination); return 1; } @@ -314,18 +315,16 @@ static int diff_root_tree(const unsigned char *new, const char *base) return retval; } -static char *generate_header(const char *commit, const char *parent, const char *msg, unsigned long len) +static const char *generate_header(const char *commit, const char *parent, const char *msg, unsigned long len) { static char this_header[16384]; int offset; - offset = sprintf(this_header, "%s%s (from %s)\n", header_prefix, commit, parent); - if (verbose_header) { - offset += pretty_print_commit(msg, len, this_header + offset, sizeof(this_header) - offset); - this_header[offset++] = '\n'; - this_header[offset++] = 0; - } + if (!verbose_header) + return commit; + offset = sprintf(this_header, "%s%s (from %s)\n", header_prefix, commit, parent); + offset += pretty_print_commit(commit_format, msg, len, this_header + offset, sizeof(this_header) - offset); return this_header; } @@ -396,14 +395,25 @@ static int diff_tree_stdin(char *line) return diff_tree_commit(commit, line); } -static char *diff_tree_usage = -"git-diff-tree [-p] [-r] [-z] [--stdin] [-M] [-C] [-R] [-S] [-O] [-m] [-s] [-v] [-t] "; +static int count_paths(const char **paths) +{ + int i = 0; + while (*paths++) + i++; + return i; +} -int main(int argc, const char **argv) +static const char diff_tree_usage[] = +"git-diff-tree [--stdin] [-m] [-s] [-v] [--pretty] [-t] " +"[] " +COMMON_DIFF_OPTIONS_HELP; + +int main(int argc, char **argv) { int nr_sha1; char line[1000]; unsigned char sha1[2][20]; + const char *prefix = setup_git_directory(); nr_sha1 = 0; for (;;) { @@ -440,7 +450,7 @@ int main(int argc, const char **argv) diff_setup_opt |= DIFF_SETUP_REVERSE; continue; } - if (!strcmp(arg, "-p")) { + if (!strcmp(arg, "-p") || !strcmp(arg, "-u")) { diff_output_format = DIFF_FORMAT_PATCH; recursive = 1; continue; @@ -453,26 +463,41 @@ int main(int argc, const char **argv) orderfile = arg + 2; continue; } + if (!strncmp(arg, "--diff-filter=", 14)) { + diff_filter = arg + 14; + continue; + } if (!strcmp(arg, "--pickaxe-all")) { pickaxe_opts = DIFF_PICKAXE_ALL; continue; } if (!strncmp(arg, "-M", 2)) { detect_rename = DIFF_DETECT_RENAME; - diff_score_opt = diff_scoreopt_parse(arg); + if ((diff_score_opt = diff_scoreopt_parse(arg)) == -1) + usage(diff_tree_usage); continue; } if (!strncmp(arg, "-C", 2)) { detect_rename = DIFF_DETECT_COPY; - diff_score_opt = diff_scoreopt_parse(arg); + if ((diff_score_opt = diff_scoreopt_parse(arg)) == -1) + usage(diff_tree_usage); continue; } if (!strncmp(arg, "-B", 2)) { - diff_break_opt = diff_scoreopt_parse(arg); + if ((diff_break_opt = diff_scoreopt_parse(arg)) == -1) + usage(diff_tree_usage); + continue; + } + if (!strcmp(arg, "--find-copies-harder")) { + find_copies_harder = 1; + continue; + } + if (!strcmp(arg, "--name-only")) { + diff_output_format = DIFF_FORMAT_NAME; continue; } if (!strcmp(arg, "-z")) { - diff_output_format = DIFF_FORMAT_MACHINE; + diff_line_termination = 0; continue; } if (!strcmp(arg, "-m")) { @@ -488,6 +513,12 @@ int main(int argc, const char **argv) header_prefix = "diff-tree "; continue; } + if (!strncmp(arg, "--pretty", 8)) { + verbose_header = 1; + header_prefix = "diff-tree "; + commit_format = get_commit_format(arg+8); + continue; + } if (!strcmp(arg, "--stdin")) { read_stdin = 1; continue; @@ -498,12 +529,14 @@ int main(int argc, const char **argv) } usage(diff_tree_usage); } + if (find_copies_harder && detect_rename != DIFF_DETECT_COPY) + usage(diff_tree_usage); - if (argc > 0) { + paths = get_pathspec(prefix, argv); + if (paths) { int i; - paths = argv; - nr_paths = argc; + nr_paths = count_paths(paths); pathlens = xmalloc(nr_paths * sizeof(int)); for (i=0; i