filter via shell pipeline - sent - simple plaintext presentation tool
 (HTM) git clone git://git.suckless.org/sent
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       ---
 (DIR) commit 54daf38b08afee88829f24ca8d282557bbb627fe
 (DIR) parent 11f2c648eb1849976fddf57af8b66fcc43d425dc
 (HTM) Author: Grant Mathews <grant.m.mathews@gmail.com>
       Date:   Wed,  9 Dec 2015 20:56:07 -0800
       
       filter via shell pipeline
       
       Instead of requiring an executable, allow building arbitrary shell
       pipelines to filter filetypes through.
       
       Diffstat:
         M sent.c                              |       4 ++--
       
       1 file changed, 2 insertions(+), 2 deletions(-)
       ---
 (DIR) diff --git a/sent.c b/sent.c
       @@ -152,8 +152,8 @@ filter(int fd, const char *cmd)
                        dup2(fds[1], 1);
                        close(fds[0]);
                        close(fds[1]);
       -                execlp(cmd, cmd, (char *)0);
       -                eprintf("execlp %s:", cmd);
       +                execlp("sh", "sh", "-c", cmd, (char *)0);
       +                eprintf("execlp sh -c '%s':", cmd);
                }
                close(fds[1]);
                return fds[0];