Commit 6dd16f44 authored by Randy Dunlap's avatar Randy Dunlap Committed by Sam Ravnborg

docproc: style & typo cleanups

- fix typos/spellos in docproc.c and Makefile
- add a little whitespace {while, switch} (coding style)
- use NULL instead of 0 for pointer testing
Signed-off-by: default avatarRandy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: default avatarSam Ravnborg <sam@ravnborg.org>
parent 70f75246
###
# Makefile.basic list the most basic programs used during the build process.
# The programs listed herein is what is needed to do the basic stuff,
# such as fix dependency file.
# Makefile.basic lists the most basic programs used during the build process.
# The programs listed herein are what are needed to do the basic stuff,
# such as fix file dependencies.
# This initial step is needed to avoid files to be recompiled
# when kernel configuration changes (which is what happens when
# .config is included by main Makefile.
# ---------------------------------------------------------------------------
# fixdep: Used to generate dependency information during build process
# docproc: Used in Documentation/docbook
# docproc: Used in Documentation/DocBook
hostprogs-y := fixdep docproc
always := $(hostprogs-y)
......
......@@ -10,8 +10,10 @@
* documentation-frontend
* Scans the template file and call kernel-doc for
* all occurrences of ![EIF]file
* Beforehand each referenced file are scanned for
* any exported sympols "EXPORT_SYMBOL()" statements.
* Beforehand each referenced file is scanned for
* any symbols that are exported via these macros:
* EXPORT_SYMBOL(), EXPORT_SYMBOL_GPL(), &
* EXPORT_SYMBOL_GPL_FUTURE()
* This is used to create proper -function and
* -nofunction arguments in calls to kernel-doc.
* Usage: docproc doc file.tmpl
......@@ -73,7 +75,7 @@ void usage (void)
}
/*
* Execute kernel-doc with parameters givin in svec
* Execute kernel-doc with parameters given in svec
*/
void exec_kernel_doc(char **svec)
{
......@@ -82,7 +84,7 @@ void exec_kernel_doc(char **svec)
char real_filename[PATH_MAX + 1];
/* Make sure output generated so far are flushed */
fflush(stdout);
switch(pid=fork()) {
switch (pid=fork()) {
case -1:
perror("fork");
exit(1);
......@@ -133,6 +135,7 @@ struct symfile * add_new_file(char * filename)
symfilelist[symfilecnt++].filename = strdup(filename);
return &symfilelist[symfilecnt - 1];
}
/* Check if file already are present in the list */
struct symfile * filename_exist(char * filename)
{
......@@ -156,8 +159,8 @@ void noaction2(char * file, char * line) { file = file; line = line; }
void printline(char * line) { printf("%s", line); }
/*
* Find all symbols exported with EXPORT_SYMBOL and EXPORT_SYMBOL_GPL
* in filename.
* Find all symbols in filename that are exported with EXPORT_SYMBOL &
* EXPORT_SYMBOL_GPL (& EXPORT_SYMBOL_GPL_FUTURE implicitly).
* All symbols located are stored in symfilelist.
*/
void find_export_symbols(char * filename)
......@@ -179,15 +182,15 @@ void find_export_symbols(char * filename)
perror(real_filename);
exit(1);
}
while(fgets(line, MAXLINESZ, fp)) {
while (fgets(line, MAXLINESZ, fp)) {
char *p;
char *e;
if (((p = strstr(line, "EXPORT_SYMBOL_GPL")) != 0) ||
((p = strstr(line, "EXPORT_SYMBOL")) != 0)) {
if (((p = strstr(line, "EXPORT_SYMBOL_GPL")) != NULL) ||
((p = strstr(line, "EXPORT_SYMBOL")) != NULL)) {
/* Skip EXPORT_SYMBOL{_GPL} */
while (isalnum(*p) || *p == '_')
p++;
/* Remove paranteses and additional ws */
/* Remove parentheses & additional whitespace */
while (isspace(*p))
p++;
if (*p != '(')
......@@ -211,7 +214,7 @@ void find_export_symbols(char * filename)
* Document all external or internal functions in a file.
* Call kernel-doc with following parameters:
* kernel-doc -docbook -nofunction function_name1 filename
* function names are obtained from all the src files
* Function names are obtained from all the src files
* by find_export_symbols.
* intfunc uses -nofunction
* extfunc uses -function
......@@ -262,7 +265,7 @@ void singfunc(char * filename, char * line)
vec[idx++] = KERNELDOC;
vec[idx++] = DOCBOOK;
/* Split line up in individual parameters preceeded by FUNCTION */
/* Split line up in individual parameters preceded by FUNCTION */
for (i=0; line[i]; i++) {
if (isspace(line[i])) {
line[i] = '\0';
......@@ -292,7 +295,7 @@ void parse_file(FILE *infile)
{
char line[MAXLINESZ];
char * s;
while(fgets(line, MAXLINESZ, infile)) {
while (fgets(line, MAXLINESZ, infile)) {
if (line[0] == '!') {
s = line + 2;
switch (line[1]) {
......@@ -351,9 +354,9 @@ int main(int argc, char *argv[])
{
/* Need to do this in two passes.
* First pass is used to collect all symbols exported
* in the various files.
* in the various files;
* Second pass generate the documentation.
* This is required because function are declared
* This is required because some functions are declared
* and exported in different files :-((
*/
/* Collect symbols */
......@@ -396,4 +399,3 @@ int main(int argc, char *argv[])
fflush(stdout);
return exitstatus;
}
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment