karchnu
/
some-usable-scripts
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Presque propre au niveau du producteur

master
Philippe Pittoli 2011-03-24 01:26:51 +01:00
parent fb861ac822
commit 96f0f537ed
1 changed files with 24 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

37
C_Language/TP_SYS/tp_sema/producteur.c
View File

@ -11,18 +11,19 @@
#include "types.h"
#include "sema.h"
#define NAMESIZE 30
WINDOW *creation_fenetre(int n,int d,char *t);
int main( int argc, char **argv)
{
if(argc < 2) { printf("Usage %s numIPC\n", argv[0]); exit(EXIT_FAILURE); }
MEMP *memoireP;
MSG temp;
int mutex_data, mutex_tpa, sem_global, continuer = 0, i=0, tete;
int mutex_data, mutex_tpa, sem_global, i=0;
char c;
MSG message;
const char CTRL_D = 4 ;
int shmid;
int shm_key = atoi(argv[1]);
char * nom_de_la_fenetre = NULL;
WINDOW * fenetre ;
@ -47,12 +48,15 @@ int main( int argc, char **argv)
//P(sem_global);
P(mutex_tpa);
for(i = 0; i < MAX_PROD && memoireP->tpa[i] != -1 ; i++);
if(memoireP->tpa[i] != -1) { V(mutex_tpa); exit(EXIT_FAILURE); }
memoireP->tpa[i] = 0;
V(mutex_tpa);
if(memoireP->tpa[i] != -1) { exit(EXIT_FAILURE); }
memoireP->tpa[i] = 0;
fenetre = creation_fenetre(LINES,0,"PRODUCTEUR") ;
// Je donne un nom à ma fenêtre
nom_de_la_fenetre = (char *) malloc(sizeof(char *) * NAMESIZE);
snprintf(nom_de_la_fenetre, NAMESIZE, "PRODUCTEUR %d", i);
fenetre = creation_fenetre(LINES,0,nom_de_la_fenetre);
// On quitte le producteur en tappant CTRL_D
while (( c = wgetch(fenetre)) != CTRL_D)
@ -61,13 +65,14 @@ int main( int argc, char **argv)
P(mutex_data);
if(((memoireP->queue -1) % MAX_BUF) != (memoireP->tete % MAX_BUF) )
{
temp = (MSG) memoireP->f[memoireP->tete];
temp.c = (char) c;
temp.idp = i;
tete = (int) memoireP->tete;
memoireP->f[tete] = (MSG) temp;
tete++;
memoireP->tete = (int) tete;
memoireP->f[memoireP->tete].c = c;
memoireP->f[memoireP->tete].idp = i;
//temp.c = (char) c;
//temp.idp = i;
//tete = (int) memoireP->tete;
//memoireP->f[tete] = (MSG) temp;
//tete++;
memoireP->tete++;// = (int) tete;
}
V(mutex_data);
@ -83,7 +88,11 @@ int main( int argc, char **argv)
//V(sem_global);
endwin();
return (EXIT_SUCCESS);
// On libère la mémoire de façon propre
free(nom_de_la_fenetre);
exit(EXIT_SUCCESS);
}