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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ft_printf
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2
ft_printf.h
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@@ -3,7 +3,7 @@
# include <stdlib.h>
# include <stdio.h>
# include <stdarg.h>
# include "libft/libft.h"
# include "libft/includes/libft.h"
# include <stdio.h>

106
main.c
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@@ -1,6 +1,7 @@
#include "ft_printf.h"
#include <stdio.h> // for printf
#include <locale.h>
#include <fcntl.h> // for dup() and dup2()
// macro to print :
@@ -8,10 +9,70 @@
// then the result of real printf,
// then the result of ft_printf,
// and finally redirect the output into a file to compare
#define PRINT(string, args...) printf("(%s, %s)", #string, #args); \
printf("%*s", (int)(40 - ft_strlen(#string) - ft_strlen(#args)), ": "); \
printf("'" string "'\n", args); \
ft_printf("%45s" string "'\n\n", ": '", args);
//#define PRINT(string, args...) \
// printf("(%s, %s)", #string, #args); \
// printf("%*s", (int)(40 - ft_strlen(#string) - ft_strlen(#args)), ": "); \
// printf("'" string "'\n", ##args); \
// ft_printf("%45s" string "'\n\n", ": '", ##args); \
// dup2(outf, 1); \
// printf(string "\n", ##args); \
// dup2(outft, 1); \
// ft_printf(string "\n", ##args); \
// dup2(save, 1); \
// ft_compare(outf, outft);
#define PRINT(string, args...) \
printf("zero"); \
write(1, "\n", 1); \
dup2(outf, 1); \
write(1, "\n", 1); \
dup2(save, 1);
// printf("un\n"); \
dup2(outft, 1); \
ft_printf("deux\n"); \
dup2(save, 1); \
printf("trois");
// #include <fcntl.h>
// ft_printf("Hi file\n");
// int out = open("out.txt", O_WRONLY);
// int save = dup(1);
// dup2(out, 1);
// ft_printf("Ho fole\n");
// dup2(save, 1);
// ft_printf("Ha fale\n");
// dup2(out, 1);
// ft_printf("Hu fule\n");
// dup2(save, 1);
// ft_printf("He fele\n");
// close(save);
// close(out);
char *ft_compare(int fd1, int fd2)
{
int ret1 = 1;
int ret2 = 1;
char *line1 = NULL;
char *line2 = NULL;
while (ret1 > 0 && ret2 > 0)
{
if ((ret1 = get_next_line(fd1, &line1)) > 0)
{
if ((ret2 = get_next_line(fd2, &line2)) > 0)
{
if (ft_strcmp(line1, line2) == 0)
return ("JACKPOT");
else
return ("HO HO..");
}
}
}
if (ret1 == ret2)
return ("JACKPOT");
return ("HO HO..");
}
int ft_printf_test(char *string, ...)
{
@@ -55,6 +116,10 @@ int ft_printf_test(char *string, ...)
int main(int ac, char **av)
{
int outf = open("outf.txt", O_WRONLY);
int outft = open("outft.txt", O_WRONLY);
int save = dup(1);
/* ////////////////////////////////////////////////////////////////// */
/* PREMISES TESTS WITH AV_ARG BASED ON MAN EXEMPLE */
/* ////////////////////////////////////////////////////////////////// */
@@ -97,8 +162,9 @@ int main(int ac, char **av)
if (ac == 2 && !strcmp(av[1], "test"))
{
long int k = -23;
PRINT("sdf");
PRINT("%i", 23);
long int k = -23;
PRINT("%li", k);
PRINT("%i", -32);
PRINT("%li", 9223372036854775807);
@@ -112,9 +178,9 @@ int main(int ac, char **av)
PRINT("%.2i", 122);
PRINT("%.25i", 123);
PRINT("%0.6i", 124);
PRINT("%-032.6i", 125);
PRINT("%0-032.6i", 126);
PRINT("%0-0.6i", 127);
// PRINT("%-032.6i", 125);
// PRINT("%0-032.6i", 126);
// PRINT("%0-0.6i", 127);
PRINT("%s", "string");
PRINT("%.7s", "strong");
PRINT("%.2s", "strung");
@@ -125,25 +191,10 @@ int main(int ac, char **av)
PRINT("%0i", -129);
PRINT("%10i", -130);
PRINT("%*i", 0,-131);
PRINT("%0s", "stryng");
// PRINT("%0s", "stryng");
PRINT("%10s", "strxng");
PRINT("%010s", "strzng");
PRINT("%010s" "__TEST__", "strzng");
// #include <fcntl.h>
// ft_printf("Hi file\n");
// int out = open("out.txt", O_WRONLY);
// int save = dup(1);
// dup2(out, 1);
// ft_printf("Ho fole\n");
// dup2(save, 1);
// ft_printf("Ha fale\n");
// dup2(out, 1);
// ft_printf("Hu fule\n");
// dup2(save, 1);
// ft_printf("He fele\n");
// close(save);
// close(out);
// PRINT("%010s", "strzng");
// PRINT("%010s" "__TEST__", "strzng");
}
@@ -709,6 +760,9 @@ int main(int ac, char **av)
/* 557gk */
/* ////////////////////////////////////////////////////////////////// */
close(save);
close(outf);
close(outft);
return (0);
}

2
out.txt
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@@ -1,2 +0,0 @@
Ho fole
Hu fule

2
out1.txt Normal file
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@@ -0,0 +1,2 @@
printf :test1
printf :test2

2
out2.txt Normal file
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@@ -0,0 +1,2 @@
printf2:test1
printf2:test2

26
outf.txt Normal file
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@@ -0,0 +1,26 @@

0
outft.txt Normal file
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54
test.c Normal file
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@@ -0,0 +1,54 @@
#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);
}