first version

Author: phuclevinh2000

README

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+# This is applocation development ver1

main.c

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+#include <stdlib.h>
+#include "screen.h"
+#include <time.h>
+#include <stdio.h>
+int main() {
+	int dec[COL],i; // 80-pirces of sound decibels
+	srand(time(NULL));
+	for(i=0;i<COL;i++) dec[i] = rand()%70+30;
+	clearScreen();
+	setColors(RED, bg(YELLOW));
+	barChart(dec);
+	resetColors();
+	getchar();
+}

makefile

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+OBJ = main.o screen.o
+APPNAME = sound.out
+$(APPNAME) : $(OBJ)
+	gcc -o $(APPNAME) $(OBJ)
+%.o: %.c
+	gcc -c -o $@ $<
+
+clean :
+	rm $(APPNAME) $(OBJ)
+
+tar :
+	tar cf sound.tar *.c *.h  makefile

screen.c

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+
+// this file contains screen functions. They are used to display
+// sound levels on a Putty screen as a bar chart
+
+#include <stdio.h>
+#include "screen.h"
+void barChart(int db[]){
+	int i,j;
+	for(i=0; i<COL; i++){ //for 80 col
+		for(j=0;j<db[i]/3;j++){
+			printf("\033[%d;%dH",35-j,i+1);
+#ifdef UNICODE //conditional compilation
+			printf("%s",BAR);
+#else
+			printf("%c", '*');
+#endif
+		}
+	}
+}
+void clearScreen(void){
+	printf("\033[2J");
+	fflush(stdout); // for remote terminal (such as Putty)
+}
+
+void setColors(short bg, short fg) {
+	printf("\033[%d;%d;1m", bg,fg);
+	fflush(stdout);
+}
+
+void resetColors(void){
+	printf("\033[0m");
+	fflush(stdout);
+}

screen.h

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+#define UNICODE 
+enum COLORS{BLACK=30,RED,GREEN,YELLOW,BLUE,MAGENTA,CYAN,WHITE};
+#define COL 80
+#define bg(c) (c+10)
+#define BAR "\u2590"
+// fucntion declarations
+void clearScreen(void);
+void setColors(short, short);
+void resetColors(void);
+void barChart(int []);

testcurl.c

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+#include <stdio.h>
+#include <curl/curl.h>
+
+int main(int argc, char **argv){
+	CURL *c;
+	CURLcode res;
+	char poststr[128];
+
+	if(argc < 3){
+		printf("Usage: %s [ID] [email]\n", argv[0]);
+		return 1;
+	}
+	sprintf(poststr, "ID=%s&email=%s", argv[1], argv[2]);
+
+	curl_global_init(CURL_GLOBAL_ALL);
+	c = curl_easy_init();
+	if(c){
+		curl_easy_setopt(c, CURLOPT_URL, "http://www.cc.puv.fi/~e1800951/curl.php");
+		curl_easy_setopt(c, CURLOPT_POSTFIELDS, poststr);
+		res = curl_easy_perform(c);
+		if(res != CURLE_OK)
+			printf("Communication is not OK\n");
+		else
+			printf("Data is sent\n");
+		curl_easy_cleanup(c);
+	}
+	curl_global_cleanup();
+	return 0;
+}