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#include "common.h"
#include <stdio.h>
#include <string.h>
#include <errno.h>
/* Shamelessly borrowed from http://stackoverflow.com/questions/3417837/
* with permission of the original author, Martin Pool.
* http://sourcefrog.net/weblog/software/languages/C/unused.html
*/
#ifdef UNUSED
#elif defined(__GNUC__)
# define UNUSED(x) UNUSED_ ## x __attribute__((unused))
#elif defined(__LCLINT__)
# define UNUSED(x) /*@unused@*/ x
#else
# define UNUSED(x) x
#endif
static int readline(char **out)
{
int c, error = 0, length = 0, allocated = 0;
char *line = NULL;
errno = 0;
while ((c = getchar()) != EOF) {
if (length == allocated) {
allocated += 16;
if ((line = realloc(line, allocated)) == NULL) {
error = -1;
goto error;
}
}
if (c == '\n')
break;
line[length++] = c;
}
if (errno != 0) {
error = -1;
goto error;
}
line[length] = '\0';
*out = line;
line = NULL;
error = length;
error:
free(line);
return error;
}
int cred_acquire_cb(git_cred **out,
const char * UNUSED(url),
const char * UNUSED(username_from_url),
unsigned int UNUSED(allowed_types),
void * UNUSED(payload))
{
char *username = NULL, *password = NULL;
int error;
printf("Username: ");
if (readline(&username) < 0) {
fprintf(stderr, "Unable to read username: %s", strerror(errno));
return -1;
}
/* Yup. Right there on your terminal. Careful where you copy/paste output. */
printf("Password: ");
if (readline(&password) < 0) {
fprintf(stderr, "Unable to read password: %s", strerror(errno));
free(username);
return -1;
}
error = git_cred_userpass_plaintext_new(out, username, password);
free(username);
free(password);
return error;
}
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