From: Julian Prein <julian@xxxxxxxxxxxx> The trailer.* configuration variables are currently only described in git-interpret-trailers(1) but affect git-commit and git-tag as well. Move that section into its own config/trailer.txt file and also include it in git-config(1). Signed-off-by: Julian Prein <julian@xxxxxxxxxxxx> --- config.txt: add trailer.* variables Published-As: https://github.com/gitgitgadget/git/releases/tag/pr-git-1871%2Fdruckdev%2Ftrailer-config-vars-v1 Fetch-It-Via: git fetch https://github.com/gitgitgadget/git pr-git-1871/druckdev/trailer-config-vars-v1 Pull-Request: https://github.com/git/git/pull/1871 Documentation/config.txt | 2 + Documentation/config/trailer.txt | 136 ++++++++++++++++++++++ Documentation/git-interpret-trailers.txt | 137 +---------------------- 3 files changed, 140 insertions(+), 135 deletions(-) create mode 100644 Documentation/config/trailer.txt diff --git a/Documentation/config.txt b/Documentation/config.txt index 8c0b3ed8075..1b86323ca3f 100644 --- a/Documentation/config.txt +++ b/Documentation/config.txt @@ -540,6 +540,8 @@ include::config/tar.txt[] include::config/trace2.txt[] +include::config/trailer.txt[] + include::config/transfer.txt[] include::config/uploadarchive.txt[] diff --git a/Documentation/config/trailer.txt b/Documentation/config/trailer.txt new file mode 100644 index 00000000000..60bc221c88b --- /dev/null +++ b/Documentation/config/trailer.txt @@ -0,0 +1,136 @@ +trailer.separators:: + This option tells which characters are recognized as trailer + separators. By default only ':' is recognized as a trailer + separator, except that '=' is always accepted on the command + line for compatibility with other git commands. ++ +The first character given by this option will be the default character +used when another separator is not specified in the config for this +trailer. ++ +For example, if the value for this option is "%=$", then only lines +using the format '<key><sep><value>' with <sep> containing '%', '=' +or '$' and then spaces will be considered trailers. And '%' will be +the default separator used, so by default trailers will appear like: +'<key>% <value>' (one percent sign and one space will appear between +the key and the value). + +trailer.where:: + This option tells where a new trailer will be added. ++ +This can be `end`, which is the default, `start`, `after` or `before`. ++ +If it is `end`, then each new trailer will appear at the end of the +existing trailers. ++ +If it is `start`, then each new trailer will appear at the start, +instead of the end, of the existing trailers. ++ +If it is `after`, then each new trailer will appear just after the +last trailer with the same <key>. ++ +If it is `before`, then each new trailer will appear just before the +first trailer with the same <key>. + +trailer.ifexists:: + This option makes it possible to choose what action will be + performed when there is already at least one trailer with the + same <key> in the input. ++ +The valid values for this option are: `addIfDifferentNeighbor` (this +is the default), `addIfDifferent`, `add`, `replace` or `doNothing`. ++ +With `addIfDifferentNeighbor`, a new trailer will be added only if no +trailer with the same (<key>, <value>) pair is above or below the line +where the new trailer will be added. ++ +With `addIfDifferent`, a new trailer will be added only if no trailer +with the same (<key>, <value>) pair is already in the input. ++ +With `add`, a new trailer will be added, even if some trailers with +the same (<key>, <value>) pair are already in the input. ++ +With `replace`, an existing trailer with the same <key> will be +deleted and the new trailer will be added. The deleted trailer will be +the closest one (with the same <key>) to the place where the new one +will be added. ++ +With `doNothing`, nothing will be done; that is no new trailer will be +added if there is already one with the same <key> in the input. + +trailer.ifmissing:: + This option makes it possible to choose what action will be + performed when there is not yet any trailer with the same + <key> in the input. ++ +The valid values for this option are: `add` (this is the default) and +`doNothing`. ++ +With `add`, a new trailer will be added. ++ +With `doNothing`, nothing will be done. + +trailer.<keyAlias>.key:: + Defines a <keyAlias> for the <key>. The <keyAlias> must be a + prefix (case does not matter) of the <key>. For example, in `git + config trailer.ack.key "Acked-by"` the "Acked-by" is the <key> and + the "ack" is the <keyAlias>. This configuration allows the shorter + `--trailer "ack:..."` invocation on the command line using the "ack" + <keyAlias> instead of the longer `--trailer "Acked-by:..."`. ++ +At the end of the <key>, a separator can appear and then some +space characters. By default the only valid separator is ':', +but this can be changed using the `trailer.separators` config +variable. ++ +If there is a separator in the key, then it overrides the default +separator when adding the trailer. + +trailer.<keyAlias>.where:: + This option takes the same values as the 'trailer.where' + configuration variable and it overrides what is specified by + that option for trailers with the specified <keyAlias>. + +trailer.<keyAlias>.ifexists:: + This option takes the same values as the 'trailer.ifexists' + configuration variable and it overrides what is specified by + that option for trailers with the specified <keyAlias>. + +trailer.<keyAlias>.ifmissing:: + This option takes the same values as the 'trailer.ifmissing' + configuration variable and it overrides what is specified by + that option for trailers with the specified <keyAlias>. + +trailer.<keyAlias>.command:: + Deprecated in favor of 'trailer.<keyAlias>.cmd'. + This option behaves in the same way as 'trailer.<keyAlias>.cmd', except + that it doesn't pass anything as argument to the specified command. + Instead the first occurrence of substring $ARG is replaced by the + <value> that would be passed as argument. ++ +Note that $ARG in the user's command is +only replaced once and that the original way of replacing $ARG is not safe. ++ +When both 'trailer.<keyAlias>.cmd' and 'trailer.<keyAlias>.command' are given +for the same <keyAlias>, 'trailer.<keyAlias>.cmd' is used and +'trailer.<keyAlias>.command' is ignored. + +trailer.<keyAlias>.cmd:: + This option can be used to specify a shell command that will be called + once to automatically add a trailer with the specified <keyAlias>, and then + called each time a '--trailer <keyAlias>=<value>' argument is specified to + modify the <value> of the trailer that this option would produce. ++ +When the specified command is first called to add a trailer +with the specified <keyAlias>, the behavior is as if a special +'--trailer <keyAlias>=<value>' argument was added at the beginning +of the "git interpret-trailers" command, where <value> +is taken to be the standard output of the command with any +leading and trailing whitespace trimmed off. ++ +If some '--trailer <keyAlias>=<value>' arguments are also passed +on the command line, the command is called again once for each +of these arguments with the same <keyAlias>. And the <value> part +of these arguments, if any, will be passed to the command as its +first argument. This way the command can produce a <value> computed +from the <value> passed in the '--trailer <keyAlias>=<value>' argument. diff --git a/Documentation/git-interpret-trailers.txt b/Documentation/git-interpret-trailers.txt index d9dfb75fef5..c9435d549ad 100644 --- a/Documentation/git-interpret-trailers.txt +++ b/Documentation/git-interpret-trailers.txt @@ -186,142 +186,9 @@ OPTIONS CONFIGURATION VARIABLES ----------------------- -trailer.separators:: - This option tells which characters are recognized as trailer - separators. By default only ':' is recognized as a trailer - separator, except that '=' is always accepted on the command - line for compatibility with other git commands. -+ -The first character given by this option will be the default character -used when another separator is not specified in the config for this -trailer. -+ -For example, if the value for this option is "%=$", then only lines -using the format '<key><sep><value>' with <sep> containing '%', '=' -or '$' and then spaces will be considered trailers. And '%' will be -the default separator used, so by default trailers will appear like: -'<key>% <value>' (one percent sign and one space will appear between -the key and the value). - -trailer.where:: - This option tells where a new trailer will be added. -+ -This can be `end`, which is the default, `start`, `after` or `before`. -+ -If it is `end`, then each new trailer will appear at the end of the -existing trailers. -+ -If it is `start`, then each new trailer will appear at the start, -instead of the end, of the existing trailers. -+ -If it is `after`, then each new trailer will appear just after the -last trailer with the same <key>. -+ -If it is `before`, then each new trailer will appear just before the -first trailer with the same <key>. +include::includes/cmd-config-section-all.txt[] -trailer.ifexists:: - This option makes it possible to choose what action will be - performed when there is already at least one trailer with the - same <key> in the input. -+ -The valid values for this option are: `addIfDifferentNeighbor` (this -is the default), `addIfDifferent`, `add`, `replace` or `doNothing`. -+ -With `addIfDifferentNeighbor`, a new trailer will be added only if no -trailer with the same (<key>, <value>) pair is above or below the line -where the new trailer will be added. -+ -With `addIfDifferent`, a new trailer will be added only if no trailer -with the same (<key>, <value>) pair is already in the input. -+ -With `add`, a new trailer will be added, even if some trailers with -the same (<key>, <value>) pair are already in the input. -+ -With `replace`, an existing trailer with the same <key> will be -deleted and the new trailer will be added. The deleted trailer will be -the closest one (with the same <key>) to the place where the new one -will be added. -+ -With `doNothing`, nothing will be done; that is no new trailer will be -added if there is already one with the same <key> in the input. - -trailer.ifmissing:: - This option makes it possible to choose what action will be - performed when there is not yet any trailer with the same - <key> in the input. -+ -The valid values for this option are: `add` (this is the default) and -`doNothing`. -+ -With `add`, a new trailer will be added. -+ -With `doNothing`, nothing will be done. - -trailer.<keyAlias>.key:: - Defines a <keyAlias> for the <key>. The <keyAlias> must be a - prefix (case does not matter) of the <key>. For example, in `git - config trailer.ack.key "Acked-by"` the "Acked-by" is the <key> and - the "ack" is the <keyAlias>. This configuration allows the shorter - `--trailer "ack:..."` invocation on the command line using the "ack" - <keyAlias> instead of the longer `--trailer "Acked-by:..."`. -+ -At the end of the <key>, a separator can appear and then some -space characters. By default the only valid separator is ':', -but this can be changed using the `trailer.separators` config -variable. -+ -If there is a separator in the key, then it overrides the default -separator when adding the trailer. - -trailer.<keyAlias>.where:: - This option takes the same values as the 'trailer.where' - configuration variable and it overrides what is specified by - that option for trailers with the specified <keyAlias>. - -trailer.<keyAlias>.ifexists:: - This option takes the same values as the 'trailer.ifexists' - configuration variable and it overrides what is specified by - that option for trailers with the specified <keyAlias>. - -trailer.<keyAlias>.ifmissing:: - This option takes the same values as the 'trailer.ifmissing' - configuration variable and it overrides what is specified by - that option for trailers with the specified <keyAlias>. - -trailer.<keyAlias>.command:: - Deprecated in favor of 'trailer.<keyAlias>.cmd'. - This option behaves in the same way as 'trailer.<keyAlias>.cmd', except - that it doesn't pass anything as argument to the specified command. - Instead the first occurrence of substring $ARG is replaced by the - <value> that would be passed as argument. -+ -Note that $ARG in the user's command is -only replaced once and that the original way of replacing $ARG is not safe. -+ -When both 'trailer.<keyAlias>.cmd' and 'trailer.<keyAlias>.command' are given -for the same <keyAlias>, 'trailer.<keyAlias>.cmd' is used and -'trailer.<keyAlias>.command' is ignored. - -trailer.<keyAlias>.cmd:: - This option can be used to specify a shell command that will be called - once to automatically add a trailer with the specified <keyAlias>, and then - called each time a '--trailer <keyAlias>=<value>' argument is specified to - modify the <value> of the trailer that this option would produce. -+ -When the specified command is first called to add a trailer -with the specified <keyAlias>, the behavior is as if a special -'--trailer <keyAlias>=<value>' argument was added at the beginning -of the "git interpret-trailers" command, where <value> -is taken to be the standard output of the command with any -leading and trailing whitespace trimmed off. -+ -If some '--trailer <keyAlias>=<value>' arguments are also passed -on the command line, the command is called again once for each -of these arguments with the same <keyAlias>. And the <value> part -of these arguments, if any, will be passed to the command as its -first argument. This way the command can produce a <value> computed -from the <value> passed in the '--trailer <keyAlias>=<value>' argument. +include::config/trailer.txt[] EXAMPLES -------- base-commit: a60673e9252b08d4eca90543b3729f4798b9aafd -- gitgitgadget