contrib/git-svn: fix a harmless warning on rebuild (with old repos)

[git.git] / git.c

diff --git a/git.c b/git.c
index bf68dac..164d3e9 100644 (file)
--- a/git.c
+++ b/git.c
@@ -216,33 +216,33 @@ static void prepend_to_path(const char *dir, int len)
        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);
@@ -251,7 +251,7 @@ static int cmd_help(int argc, char **argv, char **envp)
 
 #define LOGSIZE (65536)
 
-static int cmd_log(int argc, char **argv, char **envp)
+static int cmd_log(int argc, const char **argv, char **envp)
 {
        struct rev_info rev;
        struct commit *commit;
@@ -263,21 +263,8 @@ static int cmd_log(int argc, char **argv, char **envp)
 
        argc = setup_revisions(argc, argv, &rev, "HEAD");
        while (1 < argc) {
-               char *arg = argv[1];
-               /* accept -<digit>, like traditilnal "head" */
-               if ((*arg == '-') && isdigit(arg[1])) {
-                       rev.max_count = atoi(arg + 1);
-               }
-               else if (!strcmp(arg, "-n")) {
-                       if (argc < 2)
-                               die("-n requires an argument");
-                       rev.max_count = atoi(argv[2]);
-                       argc--; argv++;
-               }
-               else if (!strncmp(arg,"-n",2)) {
-                       rev.max_count = atoi(arg + 2);
-               }
-               else if (!strncmp(arg, "--pretty", 8)) {
+               const char *arg = argv[1];
+               if (!strncmp(arg, "--pretty", 8)) {
                        commit_format = get_commit_format(arg + 8);
                        if (commit_format == CMIT_FMT_ONELINE)
                                commit_prefix = "";
@@ -338,12 +325,12 @@ static int cmd_log(int argc, char **argv, char **envp)
 
 #define ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0]))
 
-static void handle_internal_command(int argc, char **argv, char **envp)
+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 },
@@ -359,9 +346,9 @@ static void handle_internal_command(int argc, char **argv, char **envp)
        }
 }
 
-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;