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client: allocate current working directory buffer dynamically

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This commit is contained in:
Daniel Eklöf 2020-02-20 18:45:42 +01:00
parent bb3c20e284
commit e751227dc6
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GPG key ID: 5BBD4992C116573F
1 changed files with 14 additions and 2 deletions
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16
client.c
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@ -151,8 +151,19 @@ main(int argc, char *const *argv)
} }
} }
char cwd[4096]; char *cwd = NULL;
getcwd(cwd, sizeof(cwd)); {
errno = 0;
size_t buf_len = 1024;
do {
cwd = realloc(cwd, buf_len);
if (getcwd(cwd, buf_len) == NULL && errno != ERANGE) {
LOG_ERRNO("failed to get current working directory");
goto err;
}
buf_len *= 2;
} while (errno == ERANGE);
}
const uint16_t cwd_len = strlen(cwd) + 1; const uint16_t cwd_len = strlen(cwd) + 1;
const uint16_t term_len = strlen(term) + 1; const uint16_t term_len = strlen(term) + 1;
@ -232,6 +243,7 @@ main(int argc, char *const *argv)
ret = exit_code; ret = exit_code;
err: err:
free(cwd);
if (fd != -1) if (fd != -1)
close(fd); close(fd);
log_deinit(); log_deinit();