$OpenBSD: patch-wmcalcswitch_c,v 1.2 2001/01/19 18:50:14 naddy Exp $
--- wmcalcswitch.c.orig	Fri Nov 10 02:05:00 2000
+++ wmcalcswitch.c	Fri Jan 19 18:33:44 2001
@@ -388,8 +388,8 @@ ButtonArea getboundaries(char ch) {
 int write_config(void) {
   extern int Verbose;
   extern double MemArray[];
-  extern char configfile[];
-  extern char tempfile[];
+  extern char configfile[]; 
+  extern char tempfile[CONFIGFILEMAX];
   extern char *CfgVarList[];
   FILE *fp, *fptmp;
   char *line = NULL;
@@ -406,8 +406,8 @@ int write_config(void) {
   /* Open Temporary File */
   if ((fptmp = fopen(tempfile, "w")) == NULL) {  // Can't open file in /tmp
     fprintf(stderr, "%s: Temporary File Open Failed\n", tempfile);
-    strcpy(tempfile, getenv("HOME"));
-    strcat(tempfile, "wmcalc.tmp");
+    strlcpy(tempfile, getenv("HOME"), sizeof(tempfile));
+    strlcat(tempfile, "wmcalc.tmp", sizeof(tempfile));
     if ((fptmp = fopen(tempfile, "w")) == NULL) {  // Can't open file in HOME
       fprintf(stderr, "%s: Temporary File Open Failed\n", tempfile);
       return(ERR_TMP_FILE_FAILED);
@@ -439,7 +439,7 @@ int write_config(void) {
 
   /* Copy temp file over original */
   /* Note:  If changing command, make sure to adjust size of string above!! */
-  sprintf(movefilecmd, "mv -f %s %s\n", tempfile, configfile); 
+  snprintf(movefilecmd, sizeof(movefilecmd), "mv -f %s %s\n", tempfile, configfile); 
   err_code = system(movefilecmd);
   
   if(Verbose) printf("New config file written.\n");
@@ -468,7 +468,7 @@ int read_config(void) {
   extern char *CfgVarList[];
   extern char ImagChar;
   extern char configfile[];
-  extern char SysCalcCmd[];
+  extern char SysCalcCmd[CALC_CMD_SIZE];
   FILE *fp;
   int i = 0;
   int err_code = OKAY;
@@ -561,7 +561,7 @@ int read_config(void) {
 
 	  case CALC_LABEL:
 	    /* Set external calculator start command */
-	    strcpy(SysCalcCmd, cfg_var_ptr);
+	    strlcpy(SysCalcCmd, cfg_var_ptr, sizeof(SysCalcCmd));
 	    if (Verbose)
 	      printf("Assign Calc Command: %s\n", cfg_var_ptr);
 	    break;