diff options
| -rw-r--r-- | Documentation/config.txt | 5 | ||||
| -rw-r--r-- | Documentation/gitcredentials.txt | 5 | ||||
| -rw-r--r-- | credential.c | 9 | ||||
| -rwxr-xr-x | t/t0300-credentials.sh | 11 |
4 files changed, 25 insertions, 5 deletions
diff --git a/Documentation/config.txt b/Documentation/config.txt index 2cd6bdd7d2..4b85095fc2 100644 --- a/Documentation/config.txt +++ b/Documentation/config.txt @@ -1113,8 +1113,9 @@ commit.template:: credential.helper:: Specify an external helper to be called when a username or password credential is needed; the helper may consult external - storage to avoid prompting the user for the credentials. See - linkgit:gitcredentials[7] for details. + storage to avoid prompting the user for the credentials. Note + that multiple helpers may be defined. See linkgit:gitcredentials[7] + for details. credential.useHttpPath:: When acquiring credentials, consider the "path" component of an http diff --git a/Documentation/gitcredentials.txt b/Documentation/gitcredentials.txt index 1c75be0803..f3a75d1ce1 100644 --- a/Documentation/gitcredentials.txt +++ b/Documentation/gitcredentials.txt @@ -106,6 +106,11 @@ variable, each helper will be tried in turn, and may provide a username, password, or nothing. Once Git has acquired both a username and a password, no more helpers will be tried. +If `credential.helper` is configured to the empty string, this resets +the helper list to empty (so you may override a helper set by a +lower-priority config file by configuring the empty-string helper, +followed by whatever set of helpers you would like). + CREDENTIAL CONTEXTS ------------------- diff --git a/credential.c b/credential.c index 7d6501d190..aa996669fc 100644 --- a/credential.c +++ b/credential.c @@ -63,9 +63,12 @@ static int credential_config_callback(const char *var, const char *value, key = dot + 1; } - if (!strcmp(key, "helper")) - string_list_append(&c->helpers, value); - else if (!strcmp(key, "username")) { + if (!strcmp(key, "helper")) { + if (*value) + string_list_append(&c->helpers, value); + else + string_list_clear(&c->helpers, 0); + } else if (!strcmp(key, "username")) { if (!c->username) c->username = xstrdup(value); } diff --git a/t/t0300-credentials.sh b/t/t0300-credentials.sh index d7ef44b4a2..03bd31e9f2 100755 --- a/t/t0300-credentials.sh +++ b/t/t0300-credentials.sh @@ -298,4 +298,15 @@ test_expect_success 'helpers can abort the process' ' test_cmp expect stdout ' +test_expect_success 'empty helper spec resets helper list' ' + test_config credential.helper "verbatim file file" && + check fill "" "verbatim cmdline cmdline" <<-\EOF + -- + username=cmdline + password=cmdline + -- + verbatim: get + EOF +' + test_done |