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Commit 1dcdad0a authored by Jani Nikula's avatar Jani Nikula Committed by Jonathan Corbet
Browse files

docproc: abstract terminating lines at first space 



Cleaner code. Also fixes a bug when F or P directives didn't in fact
have space.

Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
Signed-off-by: default avatarJonathan Corbet <corbet@lwn.net>
parent a48dc45e

scripts/docproc.c

+21 −13
Original line number Diff line number Diff line
@@ -430,6 +430,21 @@ static void find_all_symbols(char *filename) 
	}

}



/*

 * Terminate s at first space, if any. If there was a space, return pointer to

 * the character after that. Otherwise, return pointer to the terminating NUL.

 */

static char *chomp(char *s)

{

	while (*s && !isspace(*s))

		s++;



	if (*s)

		*s++ = '\0';



	return s;

}



/* Return pointer to directive content, or NULL if not a directive. */

static char *is_directive(char *line)

{
@@ -460,27 +475,22 @@ static void parse_file(FILE *infile) 
			continue;

		}



		s = p + 1;

		switch (*p++) {

		case 'E':

			while (*s && !isspace(*s)) s++;

			*s = '\0';

			chomp(p);

			externalfunctions(p);

			break;

		case 'I':

			while (*s && !isspace(*s)) s++;

			*s = '\0';

			chomp(p);

			internalfunctions(p);

			break;

		case 'D':

			while (*s && !isspace(*s)) s++;

			*s = '\0';

			chomp(p);

			symbolsonly(p);

			break;

		case 'F':

			/* filename */

			while (*s && !isspace(*s)) s++;

			*s++ = '\0';

			s = chomp(p);

			/* function names */

			while (isspace(*s))

				s++;
@@ -488,16 +498,14 @@ static void parse_file(FILE *infile) 
			break;

		case 'P':

			/* filename */

			while (*s && !isspace(*s)) s++;

			*s++ = '\0';

			s = chomp(p);

			/* DOC: section name */

			while (isspace(*s))

				s++;

			docsection(p, s);

			break;

		case 'C':

			while (*s && !isspace(*s)) s++;

			*s = '\0';

			chomp(p);

			if (findall)

				findall(p);

			break;