merge-recur: Get rid of debug code
[gitweb.git] / git.c
diff --git a/git.c b/git.c
index f00a07272a4d20ffe02e5580f7a39a2597d1f6ff..102735af6c0cfb496a04593ba466a9fbb18f693d 100644 (file)
--- a/git.c
+++ b/git.c
 #include "git-compat-util.h"
 #include "exec_cmd.h"
 #include "cache.h"
+#include "quote.h"
 
 #include "builtin.h"
 
 static void prepend_to_path(const char *dir, int len)
 {
-       char *path, *old_path = getenv("PATH");
+       const char *old_path = getenv("PATH");
+       char *path;
        int path_len = len;
 
        if (!old_path)
@@ -99,7 +101,7 @@ static int split_cmdline(char *cmdline, const char ***argv)
 
 static int handle_alias(int *argcp, const char ***argv)
 {
-       int nongit = 0, ret = 0;
+       int nongit = 0, ret = 0, saved_errno = errno;
        const char *subdir;
 
        subdir = setup_git_directory_gently(&nongit);
@@ -119,6 +121,18 @@ static int handle_alias(int *argcp, const char ***argv)
                        if (!strcmp(alias_command, new_argv[0]))
                                die("recursive alias: %s", alias_command);
 
+                       if (getenv("GIT_TRACE")) {
+                               int i;
+                               fprintf(stderr, "trace: alias expansion: %s =>",
+                                       alias_command);
+                               for (i = 0; i < count; ++i) {
+                                       fputc(' ', stderr);
+                                       sq_quote_print(stderr, new_argv[i]);
+                               }
+                               fputc('\n', stderr);
+                               fflush(stderr);
+                       }
+
                        /* insert after command name */
                        if (*argcp > 1) {
                                new_argv = realloc(new_argv, sizeof(char*) *
@@ -137,6 +151,8 @@ static int handle_alias(int *argcp, const char ***argv)
        if (subdir)
                chdir(subdir);
 
+       errno = saved_errno;
+
        return ret;
 }
 
@@ -182,7 +198,11 @@ static void handle_internal_command(int argc, const char **argv, char **envp)
                { "write-tree", cmd_write_tree },
                { "mailsplit", cmd_mailsplit },
                { "mailinfo", cmd_mailinfo },
-               { "stripspace", cmd_stripspace }
+               { "stripspace", cmd_stripspace },
+               { "update-index", cmd_update_index },
+               { "update-ref", cmd_update_ref },
+               { "fmt-merge-msg", cmd_fmt_merge_msg },
+               { "prune", cmd_prune },
        };
        int i;
 
@@ -196,6 +216,18 @@ static void handle_internal_command(int argc, const char **argv, char **envp)
                struct cmd_struct *p = commands+i;
                if (strcmp(p->cmd, cmd))
                        continue;
+
+               if (getenv("GIT_TRACE")) {
+                       int i;
+                       fprintf(stderr, "trace: built-in: git");
+                       for (i = 0; i < argc; ++i) {
+                               fputc(' ', stderr);
+                               sq_quote_print(stderr, argv[i]);
+                       }
+                       putc('\n', stderr);
+                       fflush(stderr);
+               }
+
                exit(p->fn(argc, argv, envp));
        }
 }
@@ -204,7 +236,6 @@ int main(int argc, const char **argv, char **envp)
 {
        const char *cmd = argv[0];
        char *slash = strrchr(cmd, '/');
-       char git_command[PATH_MAX + 1];
        const char *exec_path = NULL;
        int done_alias = 0;
 
@@ -246,6 +277,11 @@ int main(int argc, const char **argv, char **envp)
                cmd = *++argv;
                argc--;
 
+               if (!strcmp(cmd, "-p") || !strcmp(cmd, "--paginate")) {
+                       setup_pager();
+                       continue;
+               }
+
                if (strncmp(cmd, "--", 2))
                        break;
 
@@ -311,7 +347,7 @@ int main(int argc, const char **argv, char **envp)
                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));
+               cmd, strerror(errno));
 
        return 1;
 }