Re: [PATCH 1/1] cli: tuned coding style on a small set of c files in root dir

Subject: Re: [PATCH 1/1] cli: tuned coding style on a small set of c files in root dir

Date: Sat, 18 Jan 2014 13:16:33 +0000

To: Tomi Ollila, notmuch@notmuchmail.org

Cc: tomi.ollila@iki.fi

From: Mark Walters


This basically looks good. There was one type of change I was unsure
about.

On Sat, 04 Jan 2014, Tomi Ollila <tomi.ollila@iki.fi> wrote:
> The c files in root directory not starting with 'notmuch'.
>
> gmime-filter-reply.c used 8-character indenting and seems to
> be "external" in this project; therefore it was left intact.
>
> No functional change.
> ---
>
> Based on the response to this patch I may submit much larger
> patch which tunes the style in ./notmuch*.[ch] files...
>
>  command-line-arguments.c | 71 +++++++++++++++++++++++++++---------------------
>  command-line-arguments.h | 34 +++++++++++------------
>  debugger.c               |  3 +-
>  hooks.c                  |  4 +--
>  mime-node.c              | 24 ++++++++--------
>  5 files changed, 73 insertions(+), 63 deletions(-)
>
> diff --git a/command-line-arguments.c b/command-line-arguments.c
> index bf9aeca..969269c 100644
> --- a/command-line-arguments.c
> +++ b/command-line-arguments.c
> @@ -5,13 +5,14 @@
>  #include "command-line-arguments.h"
>  
>  /*
> -  Search the array of keywords for a given argument, assigning the
> -  output variable to the corresponding value.  Return FALSE if nothing
> -  matches.
> -*/
> + * Search the array of keywords for a given argument, assigning the
> + * output variable to the corresponding value.  Return FALSE if nothing
> + * matches.
> + */
>  
>  static notmuch_bool_t
> -_process_keyword_arg (const notmuch_opt_desc_t *arg_desc, char next, const char *arg_str) {
> +_process_keyword_arg (const notmuch_opt_desc_t *arg_desc, char next, const char *arg_str)
> +{
>  
>      const notmuch_keyword_t *keywords = arg_desc->keywords;
>  

Should the blank line be deleted now the { is on its own line? This type
of change occurred several times.

Best wishes

Mark

> @@ -23,7 +24,7 @@ _process_keyword_arg (const notmuch_opt_desc_t *arg_desc, char next, const char
>      while (keywords->name) {
>  	if (strcmp (arg_str, keywords->name) == 0) {
>  	    if (arg_desc->output_var) {
> -		*((int *)arg_desc->output_var) = keywords->value;
> +		*((int *) arg_desc->output_var) = keywords->value;
>  	    }
>  	    return TRUE;
>  	}
> @@ -37,18 +38,19 @@ _process_keyword_arg (const notmuch_opt_desc_t *arg_desc, char next, const char
>  }
>  
>  static notmuch_bool_t
> -_process_boolean_arg (const notmuch_opt_desc_t *arg_desc, char next, const char *arg_str) {
> +_process_boolean_arg (const notmuch_opt_desc_t *arg_desc, char next, const char *arg_str)
> +{
>  
>      if (next == '\0') {
> -	*((notmuch_bool_t *)arg_desc->output_var) = TRUE;
> +	*((notmuch_bool_t *) arg_desc->output_var) = TRUE;
>  	return TRUE;
>      }
>      if (strcmp (arg_str, "false") == 0) {
> -	*((notmuch_bool_t *)arg_desc->output_var) = FALSE;
> +	*((notmuch_bool_t *) arg_desc->output_var) = FALSE;
>  	return TRUE;
>      }
>      if (strcmp (arg_str, "true") == 0) {
> -	*((notmuch_bool_t *)arg_desc->output_var) = TRUE;
> +	*((notmuch_bool_t *) arg_desc->output_var) = TRUE;
>  	return TRUE;
>      }
>      fprintf (stderr, "Unknown argument \"%s\" for (boolean) option \"%s\".\n", arg_str, arg_desc->name);
> @@ -56,15 +58,17 @@ _process_boolean_arg (const notmuch_opt_desc_t *arg_desc, char next, const char
>  }
>  
>  static notmuch_bool_t
> -_process_int_arg (const notmuch_opt_desc_t *arg_desc, char next, const char *arg_str) {
> +_process_int_arg (const notmuch_opt_desc_t *arg_desc, char next, const char *arg_str)
> +{
>  
>      char *endptr;
> +
>      if (next == '\0' || arg_str[0] == '\0') {
>  	fprintf (stderr, "Option \"%s\" needs an integer argument.\n", arg_desc->name);
>  	return FALSE;
>      }
>  
> -    *((int *)arg_desc->output_var) = strtol (arg_str, &endptr, 10);
> +    *((int *) arg_desc->output_var) = strtol (arg_str, &endptr, 10);
>      if (*endptr == '\0')
>  	return TRUE;
>  
> @@ -74,7 +78,8 @@ _process_int_arg (const notmuch_opt_desc_t *arg_desc, char next, const char *arg
>  }
>  
>  static notmuch_bool_t
> -_process_string_arg (const notmuch_opt_desc_t *arg_desc, char next, const char *arg_str) {
> +_process_string_arg (const notmuch_opt_desc_t *arg_desc, char next, const char *arg_str)
> +{
>  
>      if (next == '\0') {
>  	fprintf (stderr, "Option \"%s\" needs a string argument.\n", arg_desc->name);
> @@ -84,25 +89,27 @@ _process_string_arg (const notmuch_opt_desc_t *arg_desc, char next, const char *
>  	fprintf (stderr, "String argument for option \"%s\" must be non-empty.\n", arg_desc->name);
>  	return FALSE;
>      }
> -    *((const char **)arg_desc->output_var) = arg_str;
> +    *((const char **) arg_desc->output_var) = arg_str;
>      return TRUE;
>  }
>  
>  /*
> -   Search for the {pos_arg_index}th position argument, return FALSE if
> -   that does not exist.
> -*/
> + * Search for the {pos_arg_index}th position argument, return FALSE if
> + * that does not exist.
> + */
>  
>  notmuch_bool_t
>  parse_position_arg (const char *arg_str, int pos_arg_index,
> -		    const notmuch_opt_desc_t *arg_desc) {
> +		    const notmuch_opt_desc_t *arg_desc)
> +{
>  
>      int pos_arg_counter = 0;
> -    while (arg_desc->opt_type != NOTMUCH_OPT_END){
> +
> +    while (arg_desc->opt_type != NOTMUCH_OPT_END) {
>  	if (arg_desc->opt_type == NOTMUCH_OPT_POSITION) {
>  	    if (pos_arg_counter == pos_arg_index) {
>  		if (arg_desc->output_var) {
> -		    *((const char **)arg_desc->output_var) = arg_str;
> +		    *((const char **) arg_desc->output_var) = arg_str;
>  		}
>  		return TRUE;
>  	    }
> @@ -120,10 +127,11 @@ parse_position_arg (const char *arg_str, int pos_arg_index,
>  
>  notmuch_bool_t
>  parse_option (const char *arg,
> -	      const notmuch_opt_desc_t *options) {
> +	      const notmuch_opt_desc_t *options)
> +{
>  
> -    assert(arg);
> -    assert(options);
> +    assert (arg);
> +    assert (options);
>  
>      arg += 2;
>  
> @@ -131,13 +139,13 @@ parse_option (const char *arg,
>      for (try = options; try->opt_type != NOTMUCH_OPT_END; try++) {
>  	if (try->name && strncmp (arg, try->name, strlen (try->name)) == 0) {
>  	    char next = arg[strlen (try->name)];
> -	    const char *value= arg+strlen(try->name)+1;
> +	    const char *value = arg + strlen (try->name) + 1;
>  
>  	    /* If we have not reached the end of the argument
> -	       (i.e. the next character is not a space or delimiter)
> -	       then the argument could still match a longer option
> -	       name later in the option table.
> -	    */
> +	     * (i.e. the next character is not a space or delimiter)
> +	     * then the argument could still match a longer option
> +	     * name later in the option table.
> +	     */
>  	    if (next != '=' && next != ':' && next != '\0')
>  		continue;
>  
> @@ -172,13 +180,14 @@ parse_option (const char *arg,
>  /* See command-line-arguments.h for description */
>  int
>  parse_arguments (int argc, char **argv,
> -		 const notmuch_opt_desc_t *options, int opt_index) {
> +		 const notmuch_opt_desc_t *options, int opt_index)
> +{
>  
>      int pos_arg_index = 0;
>      notmuch_bool_t more_args = TRUE;
>  
>      while (more_args && opt_index < argc) {
> -	if (strncmp (argv[opt_index],"--",2) != 0) {
> +	if (strncmp (argv[opt_index], "--", 2) != 0) {
>  
>  	    more_args = parse_position_arg (argv[opt_index], pos_arg_index, options);
>  
> @@ -190,7 +199,7 @@ parse_arguments (int argc, char **argv,
>  	} else {
>  
>  	    if (strlen (argv[opt_index]) == 2)
> -		return opt_index+1;
> +		return opt_index + 1;
>  
>  	    more_args = parse_option (argv[opt_index], options);
>  	    if (more_args) {
> diff --git a/command-line-arguments.h b/command-line-arguments.h
> index de1734a..3ac714e 100644
> --- a/command-line-arguments.h
> +++ b/command-line-arguments.h
> @@ -37,26 +37,26 @@ typedef struct notmuch_opt_desc {
>      enum notmuch_opt_type opt_type;
>      void *output_var;
>      const char *name;
> -    int  arg_id;
> +    int arg_id;
>      const struct notmuch_keyword *keywords;
>  } notmuch_opt_desc_t;
>  
>  
>  /*
> -  This is the main entry point for command line argument parsing.
> -
> -  Parse command line arguments according to structure options,
> -  starting at position opt_index.
> -
> -  All output of parsed values is via pointers in options.
> -
> -  Parsing stops at -- (consumed) or at the (k+1)st argument
> -  not starting with -- (a "positional argument") if options contains
> -  k positional argument descriptors.
> -
> -  Returns the index of first non-parsed argument, or -1 in case of error.
> -
> -*/
> + * This is the main entry point for command line argument parsing.
> + *
> + * Parse command line arguments according to structure options,
> + * starting at position opt_index.
> + *
> + * All output of parsed values is via pointers in options.
> + *
> + * Parsing stops at -- (consumed) or at the (k+1)st argument
> + * not starting with -- (a "positional argument") if options contains
> + * k positional argument descriptors.
> + *
> + * Returns the index of first non-parsed argument, or -1 in case of error.
> + *
> + */
>  int
>  parse_arguments (int argc, char **argv, const notmuch_opt_desc_t *options, int opt_index);
>  
> @@ -69,12 +69,12 @@ parse_arguments (int argc, char **argv, const notmuch_opt_desc_t *options, int o
>   */
>  
>  notmuch_bool_t
> -parse_option (const char *arg, const notmuch_opt_desc_t* options);
> +parse_option (const char *arg, const notmuch_opt_desc_t *options);
>  
>  notmuch_bool_t
>  parse_position_arg (const char *arg,
>  		    int position_arg_index,
> -		    const notmuch_opt_desc_t* options);
> +		    const notmuch_opt_desc_t *options);
>  
>  
>  #endif
> diff --git a/debugger.c b/debugger.c
> index e8b9378..1d35e1f 100644
> --- a/debugger.c
> +++ b/debugger.c
> @@ -38,8 +38,7 @@ debugger_is_active (void)
>  
>      sprintf (buf, "/proc/%d/exe", getppid ());
>      if (readlink (buf, buf, sizeof (buf)) != -1 &&
> -	strncmp (basename (buf), "gdb", 3) == 0)
> -    {
> +	strncmp (basename (buf), "gdb", 3) == 0) {
>  	return TRUE;
>      }
>  
> diff --git a/hooks.c b/hooks.c
> index 44ee419..d995171 100644
> --- a/hooks.c
> +++ b/hooks.c
> @@ -50,7 +50,7 @@ notmuch_run_hook (const char *db_path, const char *hook)
>  	goto DONE;
>      }
>  
> -    pid = fork();
> +    pid = fork ();
>      if (pid == -1) {
>  	fprintf (stderr, "Error: %s hook fork failed: %s\n", hook,
>  		 strerror (errno));
> @@ -75,7 +75,7 @@ notmuch_run_hook (const char *db_path, const char *hook)
>  	goto DONE;
>      }
>  
> -    if (!WIFEXITED (status) || WEXITSTATUS (status)) {
> +    if (! WIFEXITED (status) || WEXITSTATUS (status)) {
>  	if (WIFEXITED (status)) {
>  	    fprintf (stderr, "Error: %s hook failed with status %d\n",
>  		     hook, WEXITSTATUS (status));
> diff --git a/mime-node.c b/mime-node.c
> index fd9e4a4..2ff93de 100644
> --- a/mime-node.c
> +++ b/mime-node.c
> @@ -87,7 +87,7 @@ mime_node_open (const void *ctx, notmuch_message_t *message,
>      }
>  
>      mctx->stream = g_mime_stream_file_new (mctx->file);
> -    if (!mctx->stream) {
> +    if (! mctx->stream) {
>  	fprintf (stderr, "Out of memory.\n");
>  	status = NOTMUCH_STATUS_OUT_OF_MEMORY;
>  	goto DONE;
> @@ -95,14 +95,14 @@ mime_node_open (const void *ctx, notmuch_message_t *message,
>      g_mime_stream_file_set_owner (GMIME_STREAM_FILE (mctx->stream), FALSE);
>  
>      mctx->parser = g_mime_parser_new_with_stream (mctx->stream);
> -    if (!mctx->parser) {
> +    if (! mctx->parser) {
>  	fprintf (stderr, "Out of memory.\n");
>  	status = NOTMUCH_STATUS_OUT_OF_MEMORY;
>  	goto DONE;
>      }
>  
>      mctx->mime_message = g_mime_parser_construct_message (mctx->parser);
> -    if (!mctx->mime_message) {
> +    if (! mctx->mime_message) {
>  	fprintf (stderr, "Failed to parse %s\n", filename);
>  	status = NOTMUCH_STATUS_FILE_ERROR;
>  	goto DONE;
> @@ -124,7 +124,7 @@ mime_node_open (const void *ctx, notmuch_message_t *message,
>      *root_out = root;
>      return NOTMUCH_STATUS_SUCCESS;
>  
> -DONE:
> +  DONE:
>      talloc_free (root);
>      return status;
>  }
> @@ -144,6 +144,7 @@ static void
>  set_signature_list_destructor (mime_node_t *node)
>  {
>      GMimeSignatureList **proxy = talloc (node, GMimeSignatureList *);
> +
>      if (proxy) {
>  	*proxy = node->sig_list;
>  	talloc_set_destructor (proxy, _signature_list_free);
> @@ -200,7 +201,7 @@ node_decrypt_and_verify (mime_node_t *node, GMimeObject *part,
>      }
>      g_object_unref (decrypt_result);
>  
> - DONE:
> +  DONE:
>      if (err)
>  	g_error_free (err);
>  }
> @@ -221,6 +222,7 @@ set_signature_validity_destructor (mime_node_t *node,
>  				   GMimeSignatureValidity *sig_validity)
>  {
>      GMimeSignatureValidity **proxy = talloc (node, GMimeSignatureValidity *);
> +
>      if (proxy) {
>  	*proxy = sig_validity;
>  	talloc_set_destructor (proxy, _signature_validity_free);
> @@ -279,12 +281,12 @@ node_decrypt_and_verify (mime_node_t *node, GMimeObject *part,
>  	fprintf (stderr, "Failed to verify encrypted signed part: %s\n",
>  		 err ? err->message : "no error explanation given");
>  
> - DONE:
> +  DONE:
>      if (err)
>  	g_error_free (err);
>  }
>  
> -#endif  /* GMIME_ATLEAST_26 */
> +#endif	/* GMIME_ATLEAST_26 */
>  
>  static mime_node_t *
>  _mime_node_create (mime_node_t *parent, GMimeObject *part)
> @@ -295,7 +297,7 @@ _mime_node_create (mime_node_t *parent, GMimeObject *part)
>      /* Set basic node properties */
>      node->part = part;
>      node->ctx = parent->ctx;
> -    if (!talloc_reference (node, node->ctx)) {
> +    if (! talloc_reference (node, node->ctx)) {
>  	fprintf (stderr, "Out of memory.\n");
>  	talloc_free (node);
>  	return NULL;
> @@ -360,7 +362,7 @@ mime_node_child (mime_node_t *parent, int child)
>      GMimeObject *sub;
>      mime_node_t *node;
>  
> -    if (!parent || !parent->part || child < 0 || child >= parent->nchildren)
> +    if (! parent || ! parent->part || child < 0 || child >= parent->nchildren)
>  	return NULL;
>  
>      if (GMIME_IS_MULTIPART (parent->part)) {
> @@ -412,10 +414,10 @@ _mime_node_seek_dfs_walk (mime_node_t *node, int *n)
>  	return node;
>  
>      *n -= 1;
> -    for (i = 0; i < node->nchildren && !ret; i++) {
> +    for (i = 0; i < node->nchildren && ! ret; i++) {
>  	mime_node_t *child = mime_node_child (node, i);
>  	ret = _mime_node_seek_dfs_walk (child, n);
> -	if (!ret)
> +	if (! ret)
>  	    talloc_free (child);
>      }
>      return ret;
> -- 
> 1.8.4.2
>
> _______________________________________________
> notmuch mailing list
> notmuch@notmuchmail.org
> http://notmuchmail.org/mailman/listinfo/notmuch

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