42/42_INT_03_ft_printf
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problem avec les redirections de output

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This commit is contained in:
Hugo LAMY
2020-02-25 20:48:57 +01:00
parent d2edaa38d8
commit 832756e2ce
9 changed files with 165 additions and 29 deletions
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54
test.c Normal file
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#include "ft_printf.h"
#include <stdio.h> // for printf
#include <fcntl.h> // for dup() and dup2()
//#define PRINT(string) \
// dup2(out1, 1); \
// ft_printf(string "\n"); \
// dup2(out2, 1); \
// ft_printf(string "\n"); \
// dup2(save, 1); \
// ft_printf(string "\n"); \
// ft_printf(string "\n\n");
#define PRINT(string) \
dup2(out1, 1); \
write(1, "printf :" string "\n", 14); \
dup2(out2, 1); \
write(1, "printf2:" string "\n", 14); \
dup2(save, 1); \
write(1, "printf :" string "\n", 14); \
write(1, "printf2:" string "\n\n", 15); \
//#define PRINT(string) \
// dup2(out1, 1); \
// printf("printf :" string "\n"); \
// dup2(out2, 1); \
// ft_printf("printf2:" string "\n"); \
// dup2(save, 1); \
// printf("printf :" string "\n"); \
// ft_printf("printf2:" string "\n\n");
//#define PRINT(string) \
// printf("printf :" string "\n"); \
// ft_printf("printf2:" string "\n\n"); \
// dup2(out1, 1); \
// printf("printf :" string "\n"); \
// dup2(out2, 1); \
// ft_printf("printf2:" string "\n"); \
// dup2(save, 1);
int main(void)
{
int out1 = open("out1.txt", O_WRONLY | O_TRUNC);
int out2 = open("out2.txt", O_WRONLY | O_TRUNC);
int save = dup(1);
PRINT("test1");
PRINT("test2");
close(out1);
close(out2);
close(save);
return (0);
}