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gg: print the response header for non-2x replies to standard error

This commit is contained in:
Omar Polo 2023-10-18 17:13:51 +00:00
parent c7bcd4a8a9
commit 7980a5d2a8
1 changed files with 25 additions and 0 deletions
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25
gg.c
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@ -23,6 +23,7 @@
#include <errno.h>
#include <locale.h>
#include <string.h>
#include <wchar.h>
enum debug {
DEBUG_NONE,
@ -181,6 +182,26 @@ dorep(struct tls *ctx, uint8_t *buf, size_t len)
return tot;
}
static void
safeprint(FILE *fp, const char *str)
{
int len;
wchar_t wc;
for (; *str != '\0'; str += len) {
if ((len = mbtowc(&wc, str, MB_CUR_MAX)) == -1) {
mbtowc(NULL, NULL, MB_CUR_MAX);
fputc('?', fp);
len = 1;
} else if (wcwidth(wc) == -1) {
fputc('?', fp);
} else if (wc != L'\n')
putwc(wc, fp);
}
fputc('\n', fp);
}
static int
get(const char *r)
{
@ -285,6 +306,10 @@ get(const char *r)
/* skip the header */
t = memmem(buf, len, "\r\n", 2);
assert(t != NULL);
if (code < 20 || code >= 30) {
*t = '\0';
safeprint(stderr, buf + 3); /* skip return code */
}
t += 2; /* skip \r\n */
len -= t - buf;
write(1, t, len);