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Use GECOS field a bit better to produce default human readable name.

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This updates the default human readable name we generate from GECOS
field.  We assume the "full-name, followed by additional information
separated by commas" format, with an & expanding to the capitalized
login name.

Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Junio C Hamano 2005-09-19 16:06:56 -07:00
parent f318dd229f
commit e9bacb4f6a
1 changed files with 35 additions and 4 deletions
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39
ident.c
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@ -15,6 +15,40 @@ static char real_email[1000];
static char real_name[1000];
static char real_date[50];
static void copy_gecos(struct passwd *w, char *name, int sz)
{
char *src, *dst;
int len, nlen;
nlen = strlen(w->pw_name);
/* Traditionally GECOS field had office phone numbers etc, separated
* with commas. Also & stands for capitalized form of the login name.
*/
for (len = 0, dst = name, src = w->pw_gecos; len < sz; src++) {
int ch = *src;
if (ch != '&') {
*dst++ = ch;
if (ch == 0 || ch == ',')
break;
len++;
continue;
}
if (len + nlen < sz) {
/* Sorry, Mr. McDonald... */
*dst++ = toupper(*w->pw_name);
memcpy(dst, w->pw_name + 1, nlen - 1);
dst += nlen - 1;
}
}
if (len < sz)
name[len] = 0;
else
die("Your parents must have hated you!");
}
int setup_ident(void)
{
int len;
@ -24,10 +58,7 @@ int setup_ident(void)
die("You don't exist. Go away!");
/* Get the name ("gecos") */
len = strlen(pw->pw_gecos);
if (len >= sizeof(real_name))
die("Your parents must have hated you!");
memcpy(real_name, pw->pw_gecos, len+1);
copy_gecos(pw, real_name, sizeof(real_name));
/* Make up a fake email address (name + '@' + hostname [+ '.' + domainname]) */
len = strlen(pw->pw_name);