Avoid segfault with 'git branch' when the HEAD is detached

[git.git] / merge-index.c

diff --git a/merge-index.c b/merge-index.c
index 7491c56ad25332fb4aae6a075bf0577a1d800c3b..aa9cf23a39ae271a53d1a0c05ac99be0e832b46a 100644 (file)
--- a/merge-index.c
+++ b/merge-index.c
@@ -1,5 +1,6 @@
 #include "cache.h"
 #include "run-command.h"
+#include "exec_cmd.h"
 
 static const char *pgm;
 static const char *arguments[9];
@@ -27,7 +28,7 @@ static int merge_entry(int pos, const char *path)
        int found;
 
        if (pos >= active_nr)
-               die("git-merge-index: %s not in the cache", path);
+               die("git merge-index: %s not in the cache", path);
        arguments[0] = pgm;
        arguments[1] = "";
        arguments[2] = "";
@@ -53,7 +54,7 @@ static int merge_entry(int pos, const char *path)
                arguments[stage + 4] = ownbuf[stage];
        } while (++pos < active_nr);
        if (!found)
-               die("git-merge-index: %s not in the cache", path);
+               die("git merge-index: %s not in the cache", path);
        run_program();
        return found;
 }
@@ -91,7 +92,9 @@ int main(int argc, char **argv)
        signal(SIGCHLD, SIG_DFL);
 
        if (argc < 3)
-               usage("git-merge-index [-o] [-q] <merge-program> (-a | [--] <filename>*)");
+               usage("git merge-index [-o] [-q] <merge-program> (-a | [--] <filename>*)");
+
+       git_extract_argv0_path(argv[0]);
 
        setup_git_directory();
        read_cache();
@@ -117,7 +120,7 @@ int main(int argc, char **argv)
                                merge_all();
                                continue;
                        }
-                       die("git-merge-index: unknown option %s", arg);
+                       die("git merge-index: unknown option %s", arg);
                }
                merge_file(arg);
        }