Ticket #243: const.patch

lib/str_util.C

@@ -296 +296 @@
     return argc;
 }
 
-static char x2c(char *what) {
+static char x2c(const char *what) {
     register char digit;
 
     digit = (what[0] >= 'A' ? ((what[0] & 0xdf) - 'A')+10 : (what[0] - '0'));
@@ -391 +391 @@
     url = buf;
 }
 
-void escape_url(char *in, char*out) {
+void escape_url(const char *in, char*out) {
     int x, y;
     for (x=0, y=0; in[x]; ++x) {
         if (isalnum(in[x])) {
@@ -442 +442 @@
 // Escape a URL for the project directory, cutting off the "http://",
 // converting everthing other than alphanumbers, ., - and _ to "_".
 //
-void escape_url_readable(char *in, char* out) {
+void escape_url_readable(const char *in, char* out) {
     int x, y;
-    char *temp;
+    const char *temp;
 
     temp = strstr(in,"://");
     if (temp) {
@@ -502 +502 @@
 
 // is the string a valid master URL, in canonical form?
 //
-bool valid_master_url(char* buf) {
-    char* p, *q;
+bool valid_master_url(const char* buf) {
+    const char *p, *q;
     size_t n;
         bool bSSL = false;
 
@@ -593 +593 @@
     return buf;
 }
 
-void escape_project_url(char *in, char* out) {
+void escape_project_url(const char *in, char* out) {
     escape_url_readable(in, out);
     char& last = out[strlen(out)-1];
     // remove trailing _

lib/str_util.h

@@ -52 +52 @@
 extern void unescape_url(std::string& url);
 extern void unescape_url(char *url);
 extern void escape_url(std::string& url);
-extern void escape_url(char *in, char*out);
-extern void escape_url_readable(char* in, char* out);
-extern void escape_project_url(char *in, char* out);
-extern bool valid_master_url(char*);
+extern void escape_url(const char *in, char*out);
+extern void escape_url_readable(const char* in, char* out);
+extern void escape_project_url(const char *in, char* out);
+extern bool valid_master_url(const char*);
 extern void canonicalize_master_url(char *url);
 extern void canonicalize_master_url(std::string&);
 #define safe_strcpy(x, y) strlcpy(x, y, sizeof(x))