This allows customization of the arguments used by less. The main motivation is that some folks might not like having --no-init on every invocation of less. --- If you'd like me to update some documentation, let me know what files I should edit, and I'll send a v2.
src/shared/pager.c | 17 +++++++++++++---- 1 file changed, 13 insertions(+), 4 deletions(-) diff --git a/src/shared/pager.c b/src/shared/pager.c index 72a29f2..4a7be4e 100644 --- a/src/shared/pager.c +++ b/src/shared/pager.c @@ -50,6 +50,8 @@ noreturn static void pager_fallback(void) { int pager_open(bool jump_to_end) { int fd[2]; const char *pager; + char *less_opts; + _cleanup_free_ *joined_less_opts = NULL; pid_t parent_pid; int r; @@ -88,10 +90,17 @@ int pager_open(bool jump_to_end) { dup2(fd[0], STDIN_FILENO); close_pipe(fd); - if (jump_to_end) - setenv("LESS", "FRSXMK+G", 1); - else - setenv("LESS", "FRSXMK", 1); + less_opts = getenv("SYSTEMD_LESS"); + if (!less_opts) { + if (jump_to_end) + less_opts = "FRSXMK+G"; + else + less_opts = "FRSXMK"; + } else if (jump_to_end) { + joined_less_opts = strjoin(less_opts, " +G", NULL); + less_opts = joined_less_opts; + } + setenv("LESS", less_opts, 1); /* Make sure the pager goes away when the parent dies */ if (prctl(PR_SET_PDEATHSIG, SIGTERM) < 0) -- 1.8.5.4 _______________________________________________ systemd-devel mailing list systemd-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/systemd-devel