rscpp: make previous FILE_LOCAL functions static

This just move the declaration from the shared header to the
corresponding cpp files to make them static.

Change-Id: I4aed6e23a90d42114d815205db2b741080739ac1

rsc/source/rscpp/cpp.h

@@ -278,11 +278,7 @@ int outputEval( int c );
 
 /* cpp2.c */
 int control( int counter );
-void doinclude( void );
 void dodefine( void );
-void doif( int hash );
-int openinclude( char*, int );
-int hasdirectory( char*, char*, int );
 int openfile( char* );
 
 /* cpp3.c */
@@ -296,8 +292,6 @@ int readoptions( char* filename, char*** pfargv );
 
 /* cpp4.c */
 void checkparm( int c, DEFBUF* dp );
-int expcollect( void );
-void expstuff( DEFBUF* dp );
 
 void stparmscan( int delim );
 #if OSL_DEBUG_LEVEL > 1
@@ -311,12 +305,6 @@ void expand( DEFBUF* tokenp );
 
 /* cpp5.c */
 int eval( void );
-int evallex( int );
-int *evaleval( int*, int, int );
-int evalchar( int );
-int dosizeof( void );
-int evalnum( int c );
-int bittest( int );
 
 /* cpp6.c */
 

rsc/source/rscpp/cpp2.c

@@ -22,6 +22,11 @@
 #include "cppdef.h"
 #include "cpp.h"
 
+static void doinclude( void );
+static void doif( int hash );
+static int openinclude( char*, int );
+static int hasdirectory( char*, char*, int );
+
 /*
  * Generate (by hand-inspection) a set of unique values for each control
  * operator.  Note that this is not guaranteed to work for non-Ascii
@@ -305,7 +310,7 @@ int control(int counter)
  * is always suppressed, so we don't need to evaluate anything.  This
  * suppresses unnecessary warnings.
  */
-void doif(int hash)
+static void doif(int hash)
 {
     int c;
     int found;
@@ -358,7 +363,7 @@ void doif(int hash)
  * Note: the November 12 draft forbids '>' in the #include <file> format.
  * This restriction is unnecessary and not implemented.
  */
-void doinclude()
+static void doinclude()
 {
     int c;
     int delim;
@@ -406,7 +411,7 @@ void doinclude()
  * active files.  Returns TRUE if the file was opened, FALSE
  * if openinclude() fails.  No error message is printed.
  */
-int openinclude(char* filename, int searchlocal)
+static int openinclude(char* filename, int searchlocal)
 {
     char** incptr;
     char tmpname[NFWORK]; /* Filename work area   */
@@ -500,7 +505,7 @@ int openinclude(char* filename, int searchlocal)
  * node/device/directory part of the string is copied to result and
  * hasdirectory returns TRUE.  Else, nothing is copied and it returns FALSE.
  */
-int hasdirectory(char* source, char* result, int max)
+static int hasdirectory(char* source, char* result, int max)
 {
 #if HOST == SYS_UNIX
     char* tp;

rsc/source/rscpp/cpp3.c

@@ -369,7 +369,7 @@ int readoptions(char* filename, char*** pfargv)
  * This routine forces the -D and -U arguments to uppercase.
  * It is called only on cpp startup by dooptions().
  */
-void zap_uc(char* ap)
+static void zap_uc(char* ap)
 {
     while (*ap != EOS)
     {

rsc/source/rscpp/cpp4.c

@@ -22,6 +22,7 @@
 #include <ctype.h>
 #include "cppdef.h"
 #include "cpp.h"
+
 /*
  * parm[], parmp, and parlist[] are used to store #define() argument
  * lists.  nargs contains the actual number of parameters stored.
@@ -31,6 +32,9 @@ static char* parmp;                 /* Free space in parm           */
 static char* parlist[LASTPARM];     /* -> start of each parameter   */
 static int nargs;                   /* Parameters for this macro    */
 
+static int expcollect( void );
+static void expstuff( DEFBUF* dp );
+
 void InitCpp4()
 {
     int i;
@@ -465,7 +469,7 @@ void expand(DEFBUF* tokenp)
 /*
  * Collect the actual parameters for this macro.  TRUE if ok.
  */
-int expcollect()
+static int expcollect()
 {
     int c;
     int paren;                  /* For embedded ()'s    */
@@ -533,7 +537,7 @@ int expcollect()
 /*
  * Stuff the macro body, replacing formal parameters by actual parameters.
  */
-void expstuff(DEFBUF* tokenp)
+static void expstuff(DEFBUF* tokenp)
 {
     int c;                      /* Current character    */
     char* inp;                  /* -> repl string       */

rsc/source/rscpp/cpp5.c

@@ -22,6 +22,13 @@
 #include "cppdef.h"
 #include "cpp.h"
 
+static int evallex(int skip);
+static int dosizeof(void);
+static int bittest(int value);
+static int evalnum(int c);
+static int evalchar(int skip);
+static int *evaleval(int* valp, int op, int skip);
+
 /*
  * Evaluate an #if expression.
  */
@@ -370,7 +377,7 @@ again:
  * evalchar called to evaluate 'x'
  * evalnum  called to evaluate numbers.
  */
-int evallex(int skip)
+static int evallex(int skip)
 {
     int c;
     int c1;
@@ -505,7 +512,7 @@ again:
  *  DIG     success
  *  OP_FAIL     bad parse or something.
  */
-int dosizeof()
+static int dosizeof(void)
 {
     int c;
     TYPES* tp;
@@ -621,7 +628,7 @@ int dosizeof()
 /*
  * TRUE if value is zero or exactly one bit is set in value.
  */
-int bittest(int value)
+static int bittest(int value)
 {
 /* whoaa!! really worried about non 2's complement machines...
  * but not at all about cross-compiling ?
@@ -640,7 +647,7 @@ int bittest(int value)
  * Expand number for #if lexical analysis.  Note: evalnum recognizes
  * the unsigned suffix, but only returns a signed int value.
  */
-int evalnum(int c)
+static int evalnum(int c)
 {
     int value;
     int base;
@@ -679,7 +686,7 @@ int evalnum(int c)
 /*
  * Get a character constant
  */
-int evalchar(int skip)
+static int evalchar(int skip)
 {
     int c;
     int value;
@@ -785,7 +792,7 @@ int evalchar(int skip)
  *
  * evaleval() returns the new pointer to the top of the value stack.
  */
-int * evaleval(int* valp, int op, int skip)
+static int * evaleval(int* valp, int op, int skip)
 {
     int v1;
     int v2 = 0;