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-rw-r--r--html.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/html.c b/html.c
index 957b326..3a5d28d 100644
--- a/html.c
+++ b/html.c
@@ -45,7 +45,7 @@ void htmlf(const char *format, ...)
45void html_txt(char *txt) 45void html_txt(char *txt)
46{ 46{
47 char *t = txt; 47 char *t = txt;
48 while(*t){ 48 while(t && *t){
49 int c = *t; 49 int c = *t;
50 if (c=='<' || c=='>' || c=='&') { 50 if (c=='<' || c=='>' || c=='&') {
51 *t = '\0'; 51 *t = '\0';
@@ -68,7 +68,7 @@ void html_txt(char *txt)
68void html_ntxt(int len, char *txt) 68void html_ntxt(int len, char *txt)
69{ 69{
70 char *t = txt; 70 char *t = txt;
71 while(*t && len--){ 71 while(t && *t && len--){
72 int c = *t; 72 int c = *t;
73 if (c=='<' || c=='>' || c=='&') { 73 if (c=='<' || c=='>' || c=='&') {
74 *t = '\0'; 74 *t = '\0';
@@ -97,7 +97,7 @@ void html_ntxt(int len, char *txt)
97void html_attr(char *txt) 97void html_attr(char *txt)
98{ 98{
99 char *t = txt; 99 char *t = txt;
100 while(*t){ 100 while(t && *t){
101 int c = *t; 101 int c = *t;
102 if (c=='<' || c=='>' || c=='\'') { 102 if (c=='<' || c=='>' || c=='\'') {
103 *t = '\0'; 103 *t = '\0';
@@ -155,4 +155,3 @@ void html_filemode(unsigned short mode)
155 html_fileperm(mode >> 3); 155 html_fileperm(mode >> 3);
156 html_fileperm(mode); 156 html_fileperm(mode);
157} 157}
158