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Go back to storing the last error file/line in sudoerserrorf().

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This is still the best way to avoid displaying more than one error
per line.
This commit is contained in:
Todd C. Miller
2021-02-08 08:00:04 -07:00
parent a046e3bbb0
commit 9325a342b5
5 changed files with 543 additions and 541 deletions
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1003
plugins/sudoers/gram.c
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File diff suppressed because it is too large Load Diff

60
plugins/sudoers/gram.h
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@@ -89,21 +89,20 @@ extern int sudoersdebug;
USERALIAS = 290, /* USERALIAS */
RUNASALIAS = 291, /* RUNASALIAS */
ERROR = 292, /* ERROR */
NOMATCH = 293, /* NOMATCH */
CHROOT = 294, /* CHROOT */
CWD = 295, /* CWD */
TYPE = 296, /* TYPE */
ROLE = 297, /* ROLE */
PRIVS = 298, /* PRIVS */
LIMITPRIVS = 299, /* LIMITPRIVS */
CMND_TIMEOUT = 300, /* CMND_TIMEOUT */
NOTBEFORE = 301, /* NOTBEFORE */
NOTAFTER = 302, /* NOTAFTER */
MYSELF = 303, /* MYSELF */
SHA224_TOK = 304, /* SHA224_TOK */
SHA256_TOK = 305, /* SHA256_TOK */
SHA384_TOK = 306, /* SHA384_TOK */
SHA512_TOK = 307 /* SHA512_TOK */
CHROOT = 293, /* CHROOT */
CWD = 294, /* CWD */
TYPE = 295, /* TYPE */
ROLE = 296, /* ROLE */
PRIVS = 297, /* PRIVS */
LIMITPRIVS = 298, /* LIMITPRIVS */
CMND_TIMEOUT = 299, /* CMND_TIMEOUT */
NOTBEFORE = 300, /* NOTBEFORE */
NOTAFTER = 301, /* NOTAFTER */
MYSELF = 302, /* MYSELF */
SHA224_TOK = 303, /* SHA224_TOK */
SHA256_TOK = 304, /* SHA256_TOK */
SHA384_TOK = 305, /* SHA384_TOK */
SHA512_TOK = 306 /* SHA512_TOK */
};
typedef enum yytokentype yytoken_kind_t;
#endif
@@ -147,21 +146,20 @@ extern int sudoersdebug;
#define USERALIAS 290
#define RUNASALIAS 291
#define ERROR 292
#define NOMATCH 293
#define CHROOT 294
#define CWD 295
#define TYPE 296
#define ROLE 297
#define PRIVS 298
#define LIMITPRIVS 299
#define CMND_TIMEOUT 300
#define NOTBEFORE 301
#define NOTAFTER 302
#define MYSELF 303
#define SHA224_TOK 304
#define SHA256_TOK 305
#define SHA384_TOK 306
#define SHA512_TOK 307
#define CHROOT 293
#define CWD 294
#define TYPE 295
#define ROLE 296
#define PRIVS 297
#define LIMITPRIVS 298
#define CMND_TIMEOUT 299
#define NOTBEFORE 300
#define NOTAFTER 301
#define MYSELF 302
#define SHA224_TOK 303
#define SHA256_TOK 304
#define SHA384_TOK 305
#define SHA512_TOK 306
/* Value type. */
#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
@@ -181,7 +179,7 @@ union YYSTYPE
char *string;
int tok;
#line 185 "y.tab.h"
#line 183 "y.tab.h"
};
typedef union YYSTYPE YYSTYPE;

9
plugins/sudoers/gram.y
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@@ -138,7 +138,6 @@ static void alias_error(const char *name, int errnum);
%token <tok> '(' ')' /* runas tokens */
%token <tok> '\n' /* newline (with optional comment) */
%token <tok> ERROR /* error from lexer */
%token <tok> NOMATCH /* no match from lexer */
%token <tok> CHROOT /* root directory for command */
%token <tok> CWD /* working directory for command */
%token <tok> TYPE /* SELinux type */
@@ -1150,11 +1149,15 @@ group : ALIAS {
void
sudoerserrorf(const char *fmt, ...)
{
static int last_error_line = -1;
static char *last_error_file = NULL;
debug_decl(sudoerserrorf, SUDOERS_DEBUG_PARSER);
/* The lexer displays more detailed messages for ERROR tokens. */
if (sudoerschar == ERROR)
/* Only print the first error found in a line. */
if (last_error_file == sudoers && last_error_line == this_lineno)
debug_return;
last_error_file = sudoers;
last_error_line = this_lineno;
/* Save the line the first error occurred on. */
if (errorlineno == -1) {

6
plugins/sudoers/toke.c
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@@ -4025,9 +4025,9 @@ case 80:
YY_RULE_SETUP
#line 810 "toke.l"
{
LEXTRACE("NOMATCH ");
return NOMATCH;
} /* parse error, no matching token */
LEXTRACE("ERROR ");
return ERROR;
} /* parse error */
YY_BREAK
case YY_STATE_EOF(INITIAL):
case YY_STATE_EOF(GOTDEFS):

6
plugins/sudoers/toke.l
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@@ -808,9 +808,9 @@ sudoedit {
} /* comment, not uid/gid */
<*>. {
LEXTRACE("NOMATCH ");
return NOMATCH;
} /* parse error, no matching token */
LEXTRACE("ERROR ");
return ERROR;
} /* parse error */
<*><<EOF>> {
if (!pop_include())