#include <sys/ioctl.h>
#include "git-compat-util.h"
#include "exec_cmd.h"
+#include "common-cmds.h"
+
+#include "cache.h"
+#include "commit.h"
+#include "diff.h"
+#include "revision.h"
+#include "log-tree.h"
#ifndef PATH_MAX
# define PATH_MAX 4096
putchar('\n');
}
+static void list_common_cmds_help(void)
+{
+ int i, longest = 0;
+
+ for (i = 0; i < ARRAY_SIZE(common_cmds); i++) {
+ if (longest < strlen(common_cmds[i].name))
+ longest = strlen(common_cmds[i].name);
+ }
+
+ puts("The most commonly used git commands are:");
+ for (i = 0; i < ARRAY_SIZE(common_cmds); i++) {
+ printf(" %s", common_cmds[i].name);
+ mput_char(' ', longest - strlen(common_cmds[i].name) + 4);
+ puts(common_cmds[i].help);
+ }
+ puts("(use 'git help -a' to get a list of all installed git commands)");
+}
+
#ifdef __GNUC__
-static void cmd_usage(const char *exec_path, const char *fmt, ...)
- __attribute__((__format__(__printf__, 2, 3), __noreturn__));
+static void cmd_usage(int show_all, const char *exec_path, const char *fmt, ...)
+ __attribute__((__format__(__printf__, 3, 4), __noreturn__));
#endif
-static void cmd_usage(const char *exec_path, const char *fmt, ...)
+static void cmd_usage(int show_all, const char *exec_path, const char *fmt, ...)
{
if (fmt) {
va_list ap;
else
puts(git_usage);
- putchar('\n');
-
- if(exec_path)
- list_commands(exec_path, "git-*");
+ if (exec_path) {
+ putchar('\n');
+ if (show_all)
+ list_commands(exec_path, "git-*");
+ else
+ list_common_cmds_help();
+ }
exit(1);
}
setenv("PATH", path, 1);
}
-static void show_man_page(char *git_cmd)
+static void show_man_page(const char *git_cmd)
{
- char *page;
+ const char *page;
if (!strncmp(git_cmd, "git", 3))
page = git_cmd;
else {
int page_len = strlen(git_cmd) + 4;
-
- page = malloc(page_len + 1);
- strcpy(page, "git-");
- strcpy(page + 4, git_cmd);
- page[page_len] = 0;
+ char *p = malloc(page_len + 1);
+ strcpy(p, "git-");
+ strcpy(p + 4, git_cmd);
+ p[page_len] = 0;
+ page = p;
}
execlp("man", "man", page, NULL);
}
-static int cmd_version(int argc, char **argv, char **envp)
+static int cmd_version(int argc, const char **argv, char **envp)
{
printf("git version %s\n", GIT_VERSION);
return 0;
}
-static int cmd_help(int argc, char **argv, char **envp)
+static int cmd_help(int argc, const char **argv, char **envp)
{
- char *help_cmd = argv[1];
+ const char *help_cmd = argv[1];
if (!help_cmd)
- cmd_usage(git_exec_path(), NULL);
- show_man_page(help_cmd);
+ cmd_usage(0, git_exec_path(), NULL);
+ else if (!strcmp(help_cmd, "--all") || !strcmp(help_cmd, "-a"))
+ cmd_usage(1, git_exec_path(), NULL);
+ else
+ show_man_page(help_cmd);
return 0;
}
-#define ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0]))
+#define LOGSIZE (65536)
-static void handle_internal_command(int argc, char **argv, char **envp)
+static int cmd_log_wc(int argc, const char **argv, char **envp,
+ struct rev_info *rev)
+{
+ struct commit *commit;
+ char *buf = xmalloc(LOGSIZE);
+ const char *commit_prefix = "commit ";
+ int shown = 0;
+
+ if (argc > 1)
+ die("unrecognized argument: %s", argv[1]);
+ if (rev->commit_format == CMIT_FMT_ONELINE)
+ commit_prefix = "";
+
+ prepare_revision_walk(rev);
+ setup_pager();
+ while ((commit = get_revision(rev)) != NULL) {
+ if (shown && rev->diff &&
+ rev->commit_format != CMIT_FMT_ONELINE)
+ putchar('\n');
+ fputs(commit_prefix, stdout);
+ if (rev->abbrev_commit && rev->abbrev)
+ fputs(find_unique_abbrev(commit->object.sha1,
+ rev->abbrev),
+ stdout);
+ else
+ fputs(sha1_to_hex(commit->object.sha1), stdout);
+ if (rev->parents) {
+ struct commit_list *parents = commit->parents;
+ while (parents) {
+ struct object *o = &(parents->item->object);
+ parents = parents->next;
+ if (o->flags & TMP_MARK)
+ continue;
+ printf(" %s", sha1_to_hex(o->sha1));
+ o->flags |= TMP_MARK;
+ }
+ /* TMP_MARK is a general purpose flag that can
+ * be used locally, but the user should clean
+ * things up after it is done with them.
+ */
+ for (parents = commit->parents;
+ parents;
+ parents = parents->next)
+ parents->item->object.flags &= ~TMP_MARK;
+ }
+ if (rev->commit_format == CMIT_FMT_ONELINE)
+ putchar(' ');
+ else
+ putchar('\n');
+ pretty_print_commit(rev->commit_format, commit, ~0, buf,
+ LOGSIZE, rev->abbrev);
+ printf("%s\n", buf);
+ if (rev->diff) {
+ printf("---\n");
+ log_tree_commit(rev, commit);
+ }
+ shown = 1;
+ free(commit->buffer);
+ commit->buffer = NULL;
+ }
+ free(buf);
+ return 0;
+}
+
+static int cmd_wc(int argc, const char **argv, char **envp)
+{
+ struct rev_info rev;
+
+ init_revisions(&rev);
+ rev.abbrev = DEFAULT_ABBREV;
+ rev.no_commit_id = 1;
+ rev.commit_format = CMIT_FMT_DEFAULT;
+ rev.diff = 1;
+ rev.diffopt.recursive = 1;
+ argc = setup_revisions(argc, argv, &rev, "HEAD");
+ return cmd_log_wc(argc, argv, envp, &rev);
+}
+
+static int cmd_show(int argc, const char **argv, char **envp)
+{
+ struct rev_info rev;
+
+ init_revisions(&rev);
+ rev.diff = 1;
+ rev.ignore_merges = 0;
+ rev.combine_merges = 1;
+ rev.dense_combined_merges = 1;
+ rev.abbrev = DEFAULT_ABBREV;
+ rev.commit_format = CMIT_FMT_DEFAULT;
+ rev.diffopt.recursive = 1;
+ rev.no_walk = 1;
+ argc = setup_revisions(argc, argv, &rev, "HEAD");
+ return cmd_log_wc(argc, argv, envp, &rev);
+}
+
+static int cmd_log(int argc, const char **argv, char **envp)
+{
+ struct rev_info rev;
+
+ init_revisions(&rev);
+ rev.abbrev = DEFAULT_ABBREV;
+ rev.no_commit_id = 1;
+ rev.commit_format = CMIT_FMT_DEFAULT;
+ argc = setup_revisions(argc, argv, &rev, "HEAD");
+ return cmd_log_wc(argc, argv, envp, &rev);
+}
+
+static void handle_internal_command(int argc, const char **argv, char **envp)
{
const char *cmd = argv[0];
static struct cmd_struct {
const char *cmd;
- int (*fn)(int, char **, char **);
+ int (*fn)(int, const char **, char **);
} commands[] = {
{ "version", cmd_version },
{ "help", cmd_help },
+ { "log", cmd_log },
+ { "whatchanged", cmd_wc },
+ { "show", cmd_show },
};
int i;
+ /* Turn "git cmd --help" into "git help cmd" */
+ if (argc > 1 && !strcmp(argv[1], "--help")) {
+ argv[1] = argv[0];
+ argv[0] = cmd = "help";
+ }
+
for (i = 0; i < ARRAY_SIZE(commands); i++) {
struct cmd_struct *p = commands+i;
if (strcmp(p->cmd, cmd))
}
}
-int main(int argc, char **argv, char **envp)
+int main(int argc, const char **argv, char **envp)
{
- char *cmd = argv[0];
+ const char *cmd = argv[0];
char *slash = strrchr(cmd, '/');
char git_command[PATH_MAX + 1];
const char *exec_path = NULL;
puts(git_exec_path());
exit(0);
}
- cmd_usage(NULL, NULL);
+ cmd_usage(0, NULL, NULL);
}
argv[0] = cmd;
execv_git_cmd(argv);
if (errno == ENOENT)
- cmd_usage(exec_path, "'%s' is not a git-command", cmd);
+ cmd_usage(0, exec_path, "'%s' is not a git-command", cmd);
fprintf(stderr, "Failed to run command '%s': %s\n",
git_command, strerror(errno));