On Tue, 21 May 2013, Tomi Ollila <tomi.ollila at iki.fi> wrote:
> ---
>
> Note quickly written untested code (but compiles!), just to show an idea...
>
> This implements (i hope) curl(1) --stderr option in notmuch(1):
>
> --stderr <file>
> Redirect all writes to stderr to the specified file instead. If
> the file name is a plain '-', it is instead written to stdout.
>
> This would be useful in emacs interface.
>
> Please comment; I'll do help and manual page changes (and NEWS) if
> this is good idea :D
I think this looks really nice. +1 for something like this.
Mark
> Tomi
>
>
> notmuch.c | 20 ++++++++++++++++++++
> 1 file changed, 20 insertions(+)
>
> diff --git a/notmuch.c b/notmuch.c
> index f51a84f..3b8bd5d 100644
> --- a/notmuch.c
> +++ b/notmuch.c
> @@ -21,6 +21,7 @@
> */
>
> #include "notmuch-client.h"
> +#include <fcntl.h>
>
> typedef int (*command_function_t) (notmuch_config_t *config, int argc, char *argv[]);
>
> @@ -259,6 +260,7 @@ main (int argc, char *argv[])
> const char *command_name = NULL;
> command_t *command;
> char *config_file_name = NULL;
> + char *stderr_file = NULL;
> notmuch_config_t *config;
> notmuch_bool_t print_help=FALSE, print_version=FALSE;
> int opt_index;
> @@ -268,6 +270,7 @@ main (int argc, char *argv[])
> { NOTMUCH_OPT_BOOLEAN, &print_help, "help", 'h', 0 },
> { NOTMUCH_OPT_BOOLEAN, &print_version, "version", 'v', 0 },
> { NOTMUCH_OPT_STRING, &config_file_name, "config", 'c', 0 },
> + { NOTMUCH_OPT_STRING, &stderr_file, "stderr", 'c', 0 },
> { 0, 0, 0, 0, 0 }
> };
>
> @@ -295,6 +298,23 @@ main (int argc, char *argv[])
> return 0;
> }
>
> + if (stderr_file) {
> + if (strcmp (stderr_file, "-") == 0)
> + dup2 (STDOUT_FILENO, STDERR_FILENO);
> + else {
> + int fd = open (stderr_file, O_WRONLY|O_CREAT|O_APPEND, 0644);
> + if (fd < 0) {
> + fprintf (stderr, "Error: Cannot redirect stderr to '%s': %s\n",
> + stderr_file, strerror(errno));
> + return 1;
> + }
> + if (fd != STDERR_FILENO) {
> + dup2 (fd, STDERR_FILENO);
> + close (fd);
> + }
> + }
> + }
> +
> if (opt_index < argc)
> command_name = argv[opt_index];
>
> --
> 1.8.1.4
>
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