Christian Couder <chriscool@xxxxxxxxxxxxx> writes:
> Signed-off-by: Christian Couder <chriscool@xxxxxxxxxxxxx>
> ---
> trailer.c | 30 +++++++++++++++++++++++++++++-
> 1 file changed, 29 insertions(+), 1 deletion(-)
>
> diff --git a/trailer.c b/trailer.c
> index 98187fc..b5de616 100644
> --- a/trailer.c
> +++ b/trailer.c
> @@ -1,5 +1,6 @@
> #include "cache.h"
> #include "run-command.h"
> +#include "argv-array.h"
> /*
> * Copyright (c) 2013 Christian Couder <chriscool@xxxxxxxxxxxxx>
> */
> @@ -433,14 +434,40 @@ static int read_from_command(struct child_process *cp, struct strbuf *buf)
> return 0;
> }
>
> +static void setup_ac_env(struct argv_array *env, const char *ac_name, const char *ac_mail, const char *(*read)(int))
> +{
> + if (!getenv(ac_name) || !getenv(ac_mail)) {
> + struct ident_split ident;
> + const char *namebuf, *mailbuf;
> + int namelen, maillen;
> + const char *ac_info = read(IDENT_NO_DATE);
This is far too confusing. Name it read_fn() or something.
> + if (split_ident_line(&ident, ac_info, strlen(ac_info)))
> + return;
> +
> + namelen = ident.name_end - ident.name_begin;
> + namebuf = ident.name_begin;
> +
> + maillen = ident.mail_end - ident.mail_begin;
> + mailbuf = ident.mail_begin;
> +
> + argv_array_pushf(env, "%s=%.*s", ac_name, namelen, namebuf);
> + argv_array_pushf(env, "%s=%.*s", ac_mail, maillen, mailbuf);
> + }
> +}
> +
> static const char *apply_command(const char *command, const char *arg)
> {
> + struct argv_array env = ARGV_ARRAY_INIT;
> struct strbuf cmd = STRBUF_INIT;
> struct strbuf buf = STRBUF_INIT;
> struct child_process cp;
> const char *argv[] = {NULL, NULL};
> const char *result = "";
>
> + setup_ac_env(&env, "GIT_AUTHOR_NAME", "GIT_AUTHOR_EMAIL", git_author_info);
> + setup_ac_env(&env, "GIT_COMMITTER_NAME", "GIT_COMMITTER_EMAIL", git_committer_info);
> +
> strbuf_addstr(&cmd, command);
> if (arg)
> strbuf_replace(&cmd, TRAILER_ARG_STRING, arg);
> @@ -448,7 +475,7 @@ static const char *apply_command(const char *command, const char *arg)
> argv[0] = cmd.buf;
> memset(&cp, 0, sizeof(cp));
> cp.argv = argv;
> - cp.env = local_repo_env;
> + cp.env = env.argv;
> cp.no_stdin = 1;
> cp.out = -1;
> cp.use_shell = 1;
> @@ -459,6 +486,7 @@ static const char *apply_command(const char *command, const char *arg)
> result = strbuf_detach(&buf, NULL);
>
> strbuf_release(&cmd);
> + argv_array_clear(&env);
> return result;
> }
--
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