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sh: Show last command' exit status in prompt if non-zero

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apio 2022-10-20 08:21:18 +02:00
parent cd9ecc1746
commit de167c3c67
1 changed files with 4 additions and 4 deletions
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8
apps/src/sh.c
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@ -5,7 +5,7 @@
#include <sys/wait.h> #include <sys/wait.h>
#include <unistd.h> #include <unistd.h>
static int status; static int status = 0;
typedef struct typedef struct
{ {
@ -16,7 +16,9 @@ typedef struct
void show_prompt() void show_prompt()
{ {
printf("[%ld]> ", getpid()); if (status) { printf("%d [%ld]> ", WEXITSTATUS(status), getpid()); }
else
printf("[%ld]> ", getpid());
} }
int command_matches(command* cmd, const char* string) int command_matches(command* cmd, const char* string)
@ -117,8 +119,6 @@ void command_execute(command* cmd)
} }
int exit_status = WEXITSTATUS(status); int exit_status = WEXITSTATUS(status);
if (exit_status == -2 || exit_status == -3) printf("(PID %ld) Segmentation fault\n", result); if (exit_status == -2 || exit_status == -3) printf("(PID %ld) Segmentation fault\n", result);
else if (exit_status)
printf("Exited with code %d\n", WEXITSTATUS(status));
command_clear(cmd); command_clear(cmd);
show_prompt(); show_prompt();
} }