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notmuch setup: Exit if EOF is encountered at any prompt.

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If the user is explicitly providing EOF, then terminating the program
is the most likely desired thing to do. This also avoids undefined
behavior from continuing with an uninitialized response after ignoring
the return value of getline().
This commit is contained in:
Carl Worth 2009-12-01 08:06:09 -08:00
parent 5f0b2ece16
commit eb0cf86c7a
1 changed files with 9 additions and 6 deletions
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15
notmuch-setup.c
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@ -100,12 +100,15 @@ notmuch_setup_command (unused (void *ctx),
unsigned int i;
int is_new;
#define prompt(format, ...) \
do { \
printf (format, ##__VA_ARGS__); \
fflush (stdout); \
getline (&response, &response_size, stdin); \
chomp_newline (response); \
#define prompt(format, ...) \
do { \
printf (format, ##__VA_ARGS__); \
fflush (stdout); \
if (getline (&response, &response_size, stdin) < 0) { \
printf ("Exiting.\n"); \
exit (1); \
} \
chomp_newline (response); \
} while (0)
config = notmuch_config_open (ctx, NULL, &is_new);