add const keywords

Author: nunoplopes

main/fopen_wrappers.c

@@ -189,7 +189,7 @@ PHPAPI int php_check_open_basedir_ex(const char *path, int warn TSRMLS_DC)
 
 /* {{{ php_check_safe_mode_include_dir
  */
-PHPAPI int php_check_safe_mode_include_dir(char *path TSRMLS_DC)
+PHPAPI int php_check_safe_mode_include_dir(const char *path TSRMLS_DC)
 {
 	if (PG(safe_mode)) {
 		if (PG(safe_mode_include_dir) && *PG(safe_mode_include_dir)) {
@@ -239,7 +239,7 @@ PHPAPI int php_check_safe_mode_include_dir(char *path TSRMLS_DC)
 
 /* {{{ php_fopen_and_set_opened_path
  */
-static FILE *php_fopen_and_set_opened_path(const char *path, char *mode, char **opened_path TSRMLS_DC)
+static FILE *php_fopen_and_set_opened_path(const char *path, const char *mode, char **opened_path TSRMLS_DC)
 {
 	FILE *fp;
 
@@ -356,7 +356,7 @@ PHPAPI int php_fopen_primary_script(zend_file_handle *file_handle TSRMLS_DC)
  * Tries to open a file with a PATH-style list of directories.
  * If the filename starts with "." or "/", the path is ignored.
  */
-PHPAPI FILE *php_fopen_with_path(char *filename, char *mode, char *path, char **opened_path TSRMLS_DC)
+PHPAPI FILE *php_fopen_with_path(const char *filename, const char *mode, const char *path, char **opened_path TSRMLS_DC)
 {
 	char *pathbuf, *ptr, *end;
 	char *exec_fname;

main/fopen_wrappers.h

@@ -31,9 +31,9 @@ PHPAPI int php_check_open_basedir(const char *path TSRMLS_DC);
 PHPAPI int php_check_open_basedir_ex(const char *path, int warn TSRMLS_DC);
 PHPAPI int php_check_specific_open_basedir(const char *basedir, const char *path TSRMLS_DC);
 
-PHPAPI int php_check_safe_mode_include_dir(char *path TSRMLS_DC);
+PHPAPI int php_check_safe_mode_include_dir(const char *path TSRMLS_DC);
 
-PHPAPI FILE *php_fopen_with_path(char *filename, char *mode, char *path, char **opened_path TSRMLS_DC);
+PHPAPI FILE *php_fopen_with_path(const char *filename, const char *mode, const char *path, char **opened_path TSRMLS_DC);
 
 PHPAPI int php_is_url(char *path);
 PHPAPI char *php_strip_url_passwd(char *path);

main/network.c

@@ -103,7 +103,7 @@ int inet_aton(const char *, struct in_addr *);
 #  define PHP_GAI_STRERROR(x) (php_gai_strerror(x))
 /* {{{ php_gai_strerror
  */
-static char *php_gai_strerror(int code)
+static const char *php_gai_strerror(int code)
 {
         static struct {
                 int code;

main/safe_mode.c

@@ -45,7 +45,7 @@
  * 5 - only check file
  */
 
-PHPAPI int php_checkuid_ex(const char *filename, char *fopen_mode, int mode, int flags)
+PHPAPI int php_checkuid_ex(const char *filename, const char *fopen_mode, int mode, int flags)
 {
 	struct stat sb;
 	int ret, nofile=0;
@@ -186,7 +186,7 @@ PHPAPI int php_checkuid_ex(const char *filename, char *fopen_mode, int mode, int
 	return 0;
 }
 
-PHPAPI int php_checkuid(const char *filename, char *fopen_mode, int mode) {
+PHPAPI int php_checkuid(const char *filename, const char *fopen_mode, int mode) {
 #ifdef NETWARE
 /* NetWare don't have uid*/
 	return 1;

main/safe_mode.h

@@ -33,8 +33,8 @@
 #define CHECKUID_NO_ERRORS	0x01
 
 BEGIN_EXTERN_C()
-PHPAPI int php_checkuid(const char *filename, char *fopen_mode, int mode);
-PHPAPI int php_checkuid_ex(const char *filename, char *fopen_mode, int mode, int flags);
+PHPAPI int php_checkuid(const char *filename, const char *fopen_mode, int mode);
+PHPAPI int php_checkuid_ex(const char *filename, const char *fopen_mode, int mode, int flags);
 PHPAPI char *php_get_current_user(void);
 END_EXTERN_C()