Author: ed
Date: Sun Nov 6 18:49:48 2011
New Revision: 227241
URL: http://svn.freebsd.org/changeset/base/227241
Log:
Mark global functions and/or variables in m4(1) static where possible.
This allows compilers and static analyzers to more thorough analysis.
Modified:
head/usr.bin/m4/gnum4.c
head/usr.bin/m4/main.c
Modified: head/usr.bin/m4/gnum4.c
==============================================================================
--- head/usr.bin/m4/gnum4.c Sun Nov 6 18:49:41 2011 (r227240)
+++ head/usr.bin/m4/gnum4.c Sun Nov 6 18:49:48 2011 (r227241)
@@ -60,7 +60,7 @@ int mimic_gnu = 0;
* Then M4PATH env variable
*/
-struct path_entry {
+static struct path_entry {
char *name;
struct path_entry *next;
} *first, *last;
Modified: head/usr.bin/m4/main.c
==============================================================================
--- head/usr.bin/m4/main.c Sun Nov 6 18:49:41 2011 (r227240)
+++ head/usr.bin/m4/main.c Sun Nov 6 18:49:48 2011 (r227241)
@@ -99,7 +99,7 @@ char scommt[MAXCCHARS+1] = {SCOMMT}; /*
char ecommt[MAXCCHARS+1] = {ECOMMT}; /* end character for comment */
int synccpp; /* Line synchronisation for C preprocessor */
-struct keyblk keywrds[] = { /* m4 keywords to be installed */
+static const struct keyblk keywrds[] = { /* m4 keywords to be installed */
{ "include", INCLTYPE },
{ "sinclude", SINCTYPE },
{ "define", DEFITYPE },
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