Strip block comments: Difference between revisions

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@@ Line 142: / Line 142: @@
 =={{header|C}}==
-<lang C>#include<stdio.h>
+<lang C>#include <stdio.h>
-#include<string.h>
+#include <string.h>
-#include<stdlib.h>
+#include <stdlib.h>
-char*ca="/*",*cb="*/";
+char *ca = "/*", *cb = "*/";
-int al=2,bl=2;
+int al = 2, bl = 2;
+char *loadfile(char *s) {
-void pause(){
+    FILE *f = fopen(s, "rb");
- puts("Press Enter");
+    int l;
- getchar();
-}
+    if (f != NULL) {
-char*loadfile(char*s){
+	fseek(f, 0, SEEK_END);
- FILE*f;
+	l = ftell(f);
- int l;
+	s = malloc(l+1);
- if(f=fopen(s,"rb")){
+	rewind(f);
-  fseek(f,0,SEEK_END);
+	if (s)
-  s=malloc((l=ftell(f))+1);
-  rewind(f);
+	    fread(s, 1, l, f);
+	fclose(f);
-  if(s)fread(s,1,l,f);
+    }
-  fclose(f);
+    return s;
- }
- return s;
 }
-void stripcomments(char*s){
+void stripcomments(char *s) {
- char*a,*b;
+    char *a, *b;
- int l=strlen(s)+1;
+    int len = strlen(s) + 1;
- while(a=strstr(s,ca)){
-  b=strstr(a+al,cb);
+    while ((a = strstr(s, ca)) != NULL) {
+	b = strstr(a+al, cb);
-  if(!b)break;
+	if (b == NULL)
-  b+=bl;
+	    break;
-  memmove(a,b,l-(b-a));
+	b += bl;
- }
+	memmove(a, b, len-(b-a));
+    }
 }
-int main(int argc,char**argv){
+int main(int argc, char **argv) {
- char*s="input.txt";
+    char *s = "input.txt";
- if(argc>=2)s=argv[1];
+    if (argc >= 2)
- s=loadfile(s);
+	s = argv[1];
- if(argc==4){
-  al=strlen(ca=argv[2]);
+    s = loadfile(s);
+    if (argc == 4) {
-  bl=strlen(cb=argv[3]);
+	al = strlen(ca = argv[2]);
- }
+	bl = strlen(cb = argv[3]);
- stripcomments(s);
+    }
- puts(s);
+    stripcomments(s);
- pause();
+    puts(s);
- return 0;
+    return 0;
 }</lang>
 ;Usage:
@@ Line 205: / Line 206: @@
     }
-Press Enter</pre>
+</pre>
 =={{header|C++}}==