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Allow inner whitespace in the right-hand side of an environment variable

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assignment even if it is not quoted (as advertised by the man page).
This fixes a regression wrt RELENG_4 introduced in rev. 1.11.

Problem noted and patch tested by:	CHOI Junho <cjh@kr.FreeBSD.org>
Reviewed by:		roberto
This commit is contained in:
Thomas Quinot 2003-02-10 11:20:58 +00:00
parent 4e44912c6c
commit 6ced08bfa6
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=110638
1 changed files with 17 additions and 10 deletions
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27
usr.sbin/cron/lib/env.c
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@ -193,14 +193,16 @@ load_env(envstr, f)
break;
}
} else {
if (isspace (*c)) {
state++;
c++;
break;
}
if (state == NAME && *c == '=') {
state++;
break;
if (state == NAME) {
if (isspace (*c)) {
c++;
state++;
break;
}
if (*c == '=') {
state++;
break;
}
}
}
*str++ = *c++;
@ -232,9 +234,14 @@ load_env(envstr, f)
Set_LineNum(fileline);
return (FALSE);
}
if (state == VALUE) {
/* End of unquoted value: trim trailing whitespace */
c = val + strlen (val);
while (c > val && isspace (*(c - 1)))
*(--c) = '\0';
}
/* 2 fields from parser; looks like an env setting
*/
/* 2 fields from parser; looks like an env setting */
if (strlen(name) + 1 + strlen(val) >= MAX_ENVSTR-1)
return (FALSE);