add mp4v2

lelezjg · Nov 16, 2018 · 20c1caf · 20c1caf
1 parent 810d245
commit 20c1caf
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diff --git a/http-downloader-print-english b/http-downloader-print-english
diff --git a/mp4v2 b/mp4v2
diff --git a/persent_printf b/persent_printf
diff --git a/persent_printf.c b/persent_printf.c
@@ -0,0 +1,61 @@
+#include <stdio.h>
+
+#include <string.h>
+
+#if 1
+int main(int argc,char *argv[])
+{
+	if(argc < 2)
+	{
+		printf("You need input 1 parameter[argv[1]](1~50)!\n ");
+		return -1;
+	}
+	const int numTotal = 50; 
+        char sign[51] = {0};
+    	memset(sign, '=', numTotal);
+
+	int numshow;//1~50
+	printf("argv[1] = %s\n",argv[1]);
+	sscanf(argv[1],"%d",&numshow);
+	if(numshow < 1 || numshow > 50)
+	{
+		printf("argv[1] out of range(1~50)!\n");
+		return -1;
+	}
+	printf("numshow = %d\n",numshow);
+   	printf("[%-*.*s]\n", numTotal, numshow, sign);
+    	fflush(stdout);
+
+	return 0;
+}
+#else
+int main(int argc,char *argv[])
+{
+
+
+	const int numTotal = 50; 
+        char sign[51] = {0};
+    	memset(sign, '=', numTotal);
+
+	int numshow = 0;//1~50
+
+	for(;;)
+	{	
+		numshow ++;
+		if(numshow < 1 || numshow > 50)
+		{
+			//printf("numshow out of range(1~50)!\n");
+			break;
+		}
+		//printf("numshow = %d\n",numshow);
+   		printf("[%-*.*s]", numTotal, numshow, sign);
+    		fflush(stdout);
+		sleep(1);
+	}
+
+	return 0;
+}
+
+#endif
+
+