Changeset 4 in Main for trunk/Common

Timestamp:

Sep 13, 2024, 6:39:33 PM (2 months ago)

Author:

Nishi

Message:

can trim line

Location:

trunk/Common

Files:

• cm_string.h (modified) (1 diff)
• string.c (modified) (1 diff)

trunk/Common/cm_string.h

@@ -6 +6 @@
 char* cm_strcat(const char* a, const char* b);
 char* cm_strdup(const char* str);
+char* cm_trimstart(const char* str);
+char* cm_trimend(const char* str);
+char* cm_trim(const char* str);
 
 #endif

trunk/Common/string.c

@@ -13 +13 @@
 
 char* cm_strdup(const char* str) { return cm_strcat(str, ""); }
+
+char* cm_trimstart(const char* str){
+        int i;
+        for(i = 0; str[i] != 0; i++){
+                if(str[i] != ' ' && str[i] != '\t'){
+                        return cm_strdup(str + i);
+                }
+        }
+        return cm_strdup("");
+}
+
+char* cm_trimend(const char* str){
+        char* s = cm_strdup(str);
+        int i;
+        for(i = strlen(s) - 1; i >= 0; i--){
+                if(s[i] != '\t' && s[i] != ' '){
+                        s[i + 1] = 0;
+                        break;
+                }
+        }
+        return s;
+}
+
+char* cm_trim(const char* str){
+        char* tmp = cm_trimstart(str);
+        char* s = cm_trimend(tmp);
+        free(tmp);
+        return s;
+}