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git clone was failing with 'invalid object name HEAD' if ran from cmd.exe directly

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environment.c caches results of many getenv calls.
Under MinGW setenv(X) invalidates all previous values returned by getenv(X)
so cached values become dangling pointers.

Replaced all setenv(GIT_DIR, ...) with set_git_dir

Signed-off-by: Dmitry Kakurin <Dmitry.Kakurin@gmail.com>
This commit is contained in:
Dmitry Kakurin
2007-08-09 13:41:02 -07:00
parent dfcdb3d9fc
commit 855f254b2b
4 changed files with 6 additions and 8 deletions
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6
git.c
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@@ -67,14 +67,14 @@ static int handle_options(const char*** argv, int* argc, int* envchanged)
fprintf(stderr, "No directory given for --git-dir.\n" );
usage(git_usage_string);
}
setenv(GIT_DIR_ENVIRONMENT, (*argv)[1], 1);
set_git_dir( (*argv)[1] );
if (envchanged)
*envchanged = 1;
(*argv)++;
(*argc)--;
handled++;
} else if (!prefixcmp(cmd, "--git-dir=")) {
setenv(GIT_DIR_ENVIRONMENT, cmd + 10, 1);
set_git_dir(cmd + 10);
if (envchanged)
*envchanged = 1;
} else if (!strcmp(cmd, "--work-tree")) {
@@ -93,7 +93,7 @@ static int handle_options(const char*** argv, int* argc, int* envchanged)
*envchanged = 1;
} else if (!strcmp(cmd, "--bare")) {
static char git_dir[PATH_MAX+1];
setenv(GIT_DIR_ENVIRONMENT, getcwd(git_dir, sizeof(git_dir)), 1);
set_git_dir(getcwd(git_dir, sizeof(git_dir)));
if (envchanged)
*envchanged = 1;
} else {