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# Minishell # Minishell
Laurent Fainsin Laurent Fainsin \
1A, SN, 2020-2021 1A, SN, 2020-2021 \
note: 19.5/20 note: 19.5/20
## Introduction ## Introduction du sujet
Le code fourni a pour but de vous décharger du travail d'analyse d'une ligne de commande, Le code fourni a pour but de vous décharger du travail d'analyse d'une ligne de commande,
avant son interprétation par le shell. Il propose une fonction `readcmd()` qui fournit avant son interprétation par le shell. Il propose une fonction `readcmd()` qui fournit
@ -34,11 +34,18 @@ Cette structure contient notamment :
**Exemples :** **Exemples :**
- "ls -l" : seq[0][0] = "ls", seq[0][1] = "-l", seq[0][2] = NULL, seq[1] = NULL, backgrounded = NULL, in = NULL, out = NULL ```c
- "ls -l > toto" : seq[0][0] = "ls", seq[0][1] = "-l", seq[0][2] = NULL, "ls -l" : seq[0][0] = "ls", seq[0][1] = "-l", seq[0][2] = NULL, seq[1] = NULL, backgrounded = NULL, in = NULL, out = NULL
seq[1] = NULL, backgrounded = NULL, in = NULL, out => "toto" ```
- "ls | grep toto | wc -l" : seq[0][0] = "ls", seq[0][1] = NULL,
seq[1][0] = "grep", seq[1][1] = "toto", seq[1][2] = NULL, ```c
seq[2][0] = "wc", seq[0][1] = "-l", seq[0][2] = NULL, "ls -l > toto" : seq[0][0] = "ls", seq[0][1] = "-l", seq[0][2] = NULL, seq[1] = NULL, backgrounded = NULL, in = NULL, out => "toto"
seq[3] = NULL, backgrounded = NULL, in = NULL, out = NULL ```
- "sleep 100 &" : seq[0][0] = "sleep", seq[0][1] = "20", backgrounded != NULL, in = NULL, out = NULL
```c
"ls | grep toto | wc -l" : seq[0][0] = "ls", seq[0][1] = NULL, seq[1][0] = "grep", seq[1][1] = "toto", seq[1][2] = NULL, seq[2][0] = "wc", seq[0][1] = "-l", seq[0][2] = NULL, seq[3] = NULL, backgrounded = NULL, in = NULL, out = NULL
```
```c
"sleep 100 &" : seq[0][0] = "sleep", seq[0][1] = "20", backgrounded != NULL, in = NULL, out = NULL
```