From 826be3072ad3ce475ea39d80e5a6606a896d98c2 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Marc=20Andr=C3=A9=20Tanner?= Date: Tue, 17 May 2016 18:06:13 +0200 Subject: vis: introduce vis_pipe_collect utility function --- vis.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) (limited to 'vis.c') diff --git a/vis.c b/vis.c index 3f04c87..e367291 100644 --- a/vis.c +++ b/vis.c @@ -1325,6 +1325,25 @@ int vis_pipe(Vis *vis, Filerange *range, const char *argv[], return status; } +static ssize_t read_buffer(void *context, char *data, size_t len) { + buffer_append(context, data, len); + return len; +} + +int vis_pipe_collect(Vis *vis, Filerange *range, const char *argv[], char **out, char **err) { + Buffer bufout, buferr; + buffer_init(&bufout); + buffer_init(&buferr); + int status = vis_pipe(vis, range, argv, &bufout, read_buffer, &buferr, read_buffer); + buffer_terminate(&bufout); + buffer_terminate(&buferr); + if (out) + *out = bufout.data; + if (err) + *err = buferr.data; + return status; +} + bool vis_cmd(Vis *vis, const char *cmdline) { if (!cmdline) return true; -- cgit v1.2.3