/*
** Splint - annotation-assisted static program checker
-** Copyright (C) 1994-2001 University of Virginia,
+** Copyright (C) 1994-2002 University of Virginia,
** Massachusetts Institute of Technology
**
** This program is free software; you can redistribute it and/or modify it
** the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
** MA 02111-1307, USA.
**
-** For information on lclint: lclint-request@cs.virginia.edu
-** To report a bug: lclint-bug@cs.virginia.edu
+** For information on splint: splint@cs.virginia.edu
+** To report a bug: splint-bug@cs.virginia.edu
** For more information: http://www.splint.org
*/
/*
# include <process.h>
# endif
-# include "lclintMacros.nf"
+# include "splintMacros.nf"
# include "llbasic.h"
# include "osd.h"
static void showHelp (void);
static void interrupt (int p_i);
+static bool readOptionsFile (cstring p_fname,
+ cstringSList *p_passThroughArgs,
+ bool p_report)
+ /*@modifies fileSystem, internalState, *p_passThroughArgs@*/ ;
+
static void loadrc (FILE *p_rcfile, cstringSList *p_passThroughArgs)
- /*@ensures closed p_rcfile@*/ ;
+ /*@modifies *p_passThroughArgs, p_rcfile@*/
+ /*@ensures closed p_rcfile@*/ ;
static void describeVars (void);
static bool specialFlagsHelp (char *p_next);
else
{
- fprintf (g_msgstream, "%s\n\n", LCL_VERSION);
+ fprintf (g_msgstream, "%s\n\n", SPLINT_VERSION);
hasShownHerald = TRUE;
llflush ();
}
}
/*
-** Disable MSVC++ warning about return value. Methinks humbly lclint control
+** Disable MSVC++ warning about return value. Methinks humbly splint control
** comments are a mite more legible.
*/
{
cstring home = osd_getHomeDir ();
- char *fname = NULL;
- FILE *rcfile;
+ cstring fname = cstring_undefined;
bool defaultf = TRUE;
bool nof = FALSE;
if (*thisarg == '-' || *thisarg == '+')
{
+ bool set = (*thisarg == '+');
+ flagcode opt;
+
thisarg++;
- if (mstring_equal (thisarg, "nof"))
+ /*
+ ** Don't report warnings this time
+ */
+
+ opt = flags_identifyFlagQuiet (cstring_fromChars (thisarg));
+
+ if (opt == FLG_NOF)
{
nof = TRUE;
}
- else if (mstring_equal (thisarg, "f"))
+ else if (opt == FLG_SHOWSCAN || opt == FLG_WARNRC)
+ {
+ /*
+ ** Need to set it immediately, so rc file scan is displayed
+ */
+
+ context_userSetFlag (opt, set);
+ }
+ else if (opt == FLG_OPTF)
{
if (++i < argc)
{
defaultf = FALSE;
- fname = argv[i];
- rcfile = fileTable_openFile (context_fileTable (), cstring_fromChars (fname), "r");
-
- if (rcfile != NULL)
- {
- fileloc oloc = g_currentloc;
-
- g_currentloc = fileloc_createRc (cstring_fromChars (fname));
- loadrc (rcfile, &passThroughArgs);
- fileloc_reallyFree (g_currentloc);
- g_currentloc = oloc;
- }
- else
- {
- showHerald ();
- lldiagmsg (message ("Options file not found: %s",
- cstring_fromChars (fname)));
- }
+ fname = cstring_fromChars (argv[i]);
+ (void) readOptionsFile (fname, &passThroughArgs, TRUE);
}
else
llfatalerror
}
}
}
-
- if (fname == NULL)
- {
- if (!cstring_isEmpty (home)) {
- fname = cstring_toCharsSafe (message ("%s%h%s", home, CONNECTCHAR,
- cstring_fromChars (RCFILE)));
- mstring_markFree (fname);
- }
- }
-
+
setCodePoint ();
if (!nof && defaultf)
{
- if (!mstring_isEmpty (fname)) {
- rcfile = fileTable_openFile (context_fileTable (), cstring_fromChars (fname), "r");
-
- if (rcfile != NULL)
- {
- fileloc oloc = g_currentloc;
-
- g_currentloc = fileloc_createRc (cstring_fromChars (fname));
- loadrc (rcfile, &passThroughArgs);
- fileloc_reallyFree (g_currentloc);
- g_currentloc = oloc;
- }
- }
-
-# if defined(MSDOS) || defined(OS2)
- fname = cstring_toCharsSafe (message ("%s",
- cstring_fromChars (RCFILE)));
-# else
- fname = cstring_toCharsSafe (message ("./%s",
- cstring_fromChars (RCFILE)));
-# endif
-
- rcfile = fileTable_openFile (context_fileTable (), cstring_fromChars (fname), "r");
+ /*
+ ** No explicit rc file, first try reading ~/.splintrc
+ */
- if (rcfile != NULL)
+ if (cstring_isUndefined (fname))
{
- fileloc oloc = g_currentloc;
+ if (!cstring_isEmpty (home))
+ {
+ bool readhomerc, readaltrc;
+ cstring homename, altname;
+
+ homename = message ("%s%h%s", home, CONNECTCHAR,
+ cstring_fromChars (RCFILE));
+ readhomerc = readOptionsFile (homename, &passThroughArgs, FALSE);
+
+ /*
+ ** Try ~/.splintrc also for historical accuracy
+ */
+
+ altname = message ("%s%h%s", home, CONNECTCHAR,
+ cstring_fromChars (ALTRCFILE));
+ readaltrc = readOptionsFile (altname, &passThroughArgs, FALSE);
+
+ if (readhomerc && readaltrc)
+ {
- g_currentloc = fileloc_createRc (cstring_fromChars (fname));
- loadrc (rcfile, &passThroughArgs);
- fileloc_reallyFree (g_currentloc);
- g_currentloc = oloc;
+ voptgenerror
+ (FLG_WARNRC,
+ message ("Found both %s and %s files. Using both files, "
+ "but recommend using only %s to avoid confusion.",
+ homename, altname, homename),
+ g_currentloc);
+ }
+
+ cstring_free (homename);
+ cstring_free (altname);
+ }
}
+
+ /*
+ ** Next, read .splintrc in the current working directory
+ */
+
+ {
+ cstring rcname = message ("%s%s",osd_getCurrentDirectory (), cstring_fromChars (RCFILE));
+ cstring altname = message ("%s%s",osd_getCurrentDirectory (), cstring_fromChars (ALTRCFILE));
+ bool readrc, readaltrc;
+
+ readrc = readOptionsFile (rcname, &passThroughArgs, FALSE);
+ readaltrc = readOptionsFile (altname, &passThroughArgs, FALSE);
+
+ if (readrc && readaltrc)
+ {
+ voptgenerror (FLG_WARNRC,
+ message ("Found both %s and %s files. Using both files, "
+ "but recommend using only %s to avoid confusion.",
+ rcname, altname, rcname),
+ g_currentloc);
+
+ }
- sfree (fname);
+ cstring_free (rcname);
+ cstring_free (altname);
+ }
}
}
flagname = cstring_fromChars (thisarg);
DPRINTF (("Flag: %s", flagname));
- opt = identifyFlag (flagname);
+ opt = flags_identifyFlag (flagname);
DPRINTF (("Flag: %s", flagcode_unparse (opt)));
- if (flagcode_isSkip (opt))
+ if (flagcode_isSkip (opt) || opt == FLG_SHOWSCAN || opt == FLG_WARNRC)
{
+ /* showscan already processed */
DPRINTF (("Skipping!"));
}
else if (flagcode_isInvalid (opt))
passThroughArgs = cstringSList_add
(passThroughArgs, cstring_fromChars (thisarg));
}
- else if (flagcode_hasValue (opt))
+ else if (flagcode_hasNumber (opt))
{
if (++i < argc)
{
flagcode_unparse (opt)));
}
}
+ else if (flagcode_hasChar (opt))
+ {
+ if (++i < argc)
+ {
+ setValueFlag (opt, cstring_fromChars (argv[i]));
+ }
+ else
+ {
+ llfatalerror
+ (message
+ ("Flag %s must be followed by a character",
+ flagcode_unparse (opt)));
+ }
+ }
else if (opt == FLG_INCLUDEPATH || opt == FLG_SPECPATH)
{
cstring dir = cstring_suffix (cstring_fromChars (thisarg), 1); /* skip over I */
}
setCodePoint ();
-
+ showHerald ();
+
/*
** create lists of C and LCL files
*/
}
} end_cstringSList_elements;
- showHerald (); /*@i723 move earlier? */
-
if (showhelp)
{
if (allhelp)
}
else
{
- specErrors = message ("%d spec warning%& found\n ",
+ specErrors = message ("%d spec warning%&\n ",
nspecErrors);
expsuccess = FALSE;
}
if (!isQuiet)
{
llmsg (message ("Finished checking --- "
- "%s%d code warning%& found",
+ "%s%d code warning%&",
specErrors, context_numErrors ()));
}
}
}
else
+ {
if (!isQuiet)
{
llmsg (message ("Finished checking --- %sno code warnings",
specErrors));
}
+ }
}
else
{
printAllFlags (FALSE, TRUE);
return TRUE;
}
+ else if (mstring_equal (next, "manual"))
+ {
+ printFlagManual (FALSE);
+ return TRUE;
+ }
+ else if (mstring_equal (next, "webmanual"))
+ {
+ printFlagManual (TRUE);
+ return TRUE;
+ }
else
{
return FALSE;
llmsglit ("Parse Errors");
llmsglit ("------------");
llmsglit ("");
- llmsglit ("LCLint will sometimes encounter a parse error for code that "
+ llmsglit ("Splint will sometimes encounter a parse error for code that "
"can be parsed with a local compiler. There are a few likely "
"causes for this and a number of techniques that can be used "
"to work around the problem.");
"other compiler extensions by using a pre-processor define. "
"Alternately, you can surround the unparseable code with");
llmsglit ("");
- llmsglit (" # ifndef __LCLINT__");
+ llmsglit (" # ifndef S_SPLINT_S");
llmsglit (" ...");
llmsglit (" # endif");
llmsglit ("");
"header files.");
llmsglit ("");
llmsglit ("Otherwise, you may need to either manually define the problematic "
- "type (e.g., add -Dmlink_t=int to your .lclintrc file) or force "
- "lclint to process the header file that defines it. This is done "
- "by setting -skipansiheaders or -skipposixheaders before "
+ "type (e.g., add -Dmlink_t=int to your .splintrc file) or force "
+ "splint to process the header file that defines it. This is done "
+ "by setting -skipisoheaders or -skipposixheaders before "
"the file that defines the type is #include'd.");
- llmsglit ("(See lclint -help "
- "skipansiheaders and lclint -help skipposixheaders for a list of "
+ llmsglit ("(See splint -help "
+ "skipisoheaders and splint -help skipposixheaders for a list of "
"standard headers.) For example, if <sys/local.h> uses a type "
"defined by posix header <sys/types.h> but not defined by the "
"posix library, we might do: ");
llmsglit ("");
llmsglit ("Null State:");
llmsglit (" /*@null@*/ - possibly null pointer");
- llmsglit (" /*@notnull@*/ - non-null pointer");
+ llmsglit (" /*@notnull@*/ - definitely non-null pointer");
llmsglit (" /*@relnull@*/ - relax null checking");
llmsglit ("");
llmsglit ("Null Predicates:");
- llmsglit (" /*@truenull@*/ - if result is TRUE, first parameter is NULL");
- llmsglit (" /*@falsenull@*/ - if result is TRUE, first parameter is not NULL");
+ llmsglit (" /*@nullwhentrue@*/ - if result is TRUE, first parameter is NULL");
+ llmsglit (" /*@falsewhennull@*/ - if result is TRUE, first parameter is not NULL");
llmsglit ("");
llmsglit ("Execution:");
- llmsglit (" /*@exits@*/ - function never returns");
- llmsglit (" /*@mayexit@*/ - function may or may not return");
- llmsglit (" /*@trueexit@*/ - function does not return if first parameter is TRUE");
- llmsglit (" /*@falseexit@*/ - function does not return if first parameter if FALSE");
- llmsglit (" /*@neverexit@*/ - function always returns");
+ llmsglit (" /*@noreturn@*/ - function never returns");
+ llmsglit (" /*@maynotreturn@*/ - function may or may not return");
+ llmsglit (" /*@noreturnwhentrue@*/ - function does not return if first parameter is TRUE");
+ llmsglit (" /*@noreturnwhenfalse@*/ - function does not return if first parameter if FALSE");
+ llmsglit (" /*@alwaysreturns@*/ - function always returns");
llmsglit ("");
llmsglit ("Side-Effects:");
llmsglit (" /*@sef@*/ - corresponding actual parameter has no side effects");
llmsglit ("Flag Categories");
llmsglit ("---------------");
listAllCategories ();
- llmsglit ("\nTo see the flags in a flag category, do\n lclint -help flags <category>");
- llmsglit ("To see a list of all flags in alphabetical order, do\n lclint -help flags alpha");
- llmsglit ("To see a full description of all flags, do\n lclint -help flags full");
+ llmsglit ("\nTo see the flags in a flag category, do\n splint -help flags <category>");
+ llmsglit ("To see a list of all flags in alphabetical order, do\n splint -help flags alpha");
+ llmsglit ("To see a full description of all flags, do\n splint -help flags full");
}
void
printMaintainer (void)
{
- llmsg (message ("Maintainer: %s", cstring_makeLiteralTemp (LCLINT_MAINTAINER)));
+ llmsg (message ("Maintainer: %s", cstring_makeLiteralTemp (SPLINT_MAINTAINER)));
llmsglit (LCL_COMPILE);
}
llmsglit ("");
llmsglit (" lclint-interest@virginia.edu");
llmsglit ("");
- llmsglit (" Informal discussions on the use and development of lclint.");
+ llmsglit (" Informal discussions on the use and development of Splint.");
llmsglit (" To subscribe, send a message to majordomo@virginia.edu with body: ");
llmsglit (" subscribe lclint-interest");
}
cstring_toCharsSafe (loc));
cstring_free (loc);
printCodePoint ();
- fprintf (stderr, "*** Please report bug to %s\n", LCLINT_MAINTAINER);
+ fprintf (stderr, "*** Please report bug to %s\n", SPLINT_MAINTAINER);
exit (LLGIVEUP);
}
default:
cstring_toCharsSafe (fileloc_unparse (g_currentloc)));
/*@=mustfree@*/
printCodePoint ();
- fprintf (stderr, "*** Please report bug to %s ***\n", LCLINT_MAINTAINER);
+ fprintf (stderr, "*** Please report bug to %s ***\n", SPLINT_MAINTAINER);
exit (LLGIVEUP);
}
}
** cleans up temp files (if necessary) and exits
*/
-/*@exits@*/ void
+/*@noreturn@*/ void
llexit (int status)
{
DPRINTF (("llexit: %d", status));
exit ((status == LLSUCCESS) ? EXIT_SUCCESS : EXIT_FAILURE);
}
+bool readOptionsFile (cstring fname, cstringSList *passThroughArgs, bool report)
+{
+ bool res = FALSE;
+
+ if (fileTable_exists (context_fileTable (), fname))
+ {
+ if (report)
+ {
+ voptgenerror
+ (FLG_WARNRC,
+ message ("Multiple attempts to read options file: %s", fname),
+ g_currentloc);
+ }
+ }
+ else
+ {
+ FILE *innerf = fileTable_openFile (context_fileTable (), fname, "r");
+
+ if (innerf != NULL)
+ {
+ fileloc fc = g_currentloc;
+ g_currentloc = fileloc_createRc (fname);
+
+ if (context_getFlag (FLG_SHOWSCAN))
+ {
+ lldiagmsg (message ("< reading options from %q >",
+ fileloc_outputFilename (g_currentloc)));
+ }
+
+ loadrc (innerf, passThroughArgs);
+ fileloc_reallyFree (g_currentloc);
+ g_currentloc = fc;
+ res = TRUE;
+ }
+ else
+ {
+ if (report)
+ {
+ voptgenerror
+ (FLG_WARNRC,
+ message ("Cannot open options file: %s", fname),
+ g_currentloc);
+ }
+ }
+ }
+
+ return res;
+}
+
/*
** This shouldn't be necessary, but Apple Darwin can't handle '"''s.
*/
void
loadrc (/*:open:*/ FILE *rcfile, cstringSList *passThroughArgs)
+ /*@modifies rcfile@*/
/*@ensures closed rcfile@*/
{
char *s = mstring_create (MAX_LINE_LENGTH);
char *os = s;
-
+
DPRINTF (("Pass through: %s", cstringSList_unparse (*passThroughArgs)));
s = os;
DPRINTF (("Flag: %s", thisflag));
- opt = identifyFlag (cstring_fromChars (thisflag));
+ opt = flags_identifyFlag (cstring_fromChars (thisflag));
if (flagcode_isSkip (opt))
{
}
}
else if (flagcode_hasString (opt)
- || flagcode_hasValue (opt)
+ || flagcode_hasNumber (opt)
+ || flagcode_hasChar (opt)
|| opt == FLG_INIT || opt == FLG_OPTF)
{
cstring extra = cstring_undefined;
DPRINTF (("Here we are: %s", extra));
- if (flagcode_hasValue (opt))
+ if (flagcode_hasNumber (opt) || flagcode_hasChar (opt))
{
DPRINTF (("Set value flag: %s", extra));
setValueFlag (opt, extra);
- cstring_free (extra);
}
else if (opt == FLG_OPTF)
{
- FILE *innerf = fileTable_openFile (context_fileTable (), extra, "r");
- cstring_markOwned (extra);
-
- if (innerf != NULL)
- {
- fileloc fc = g_currentloc;
- g_currentloc = fileloc_createRc (extra);
- loadrc (innerf, passThroughArgs);
- fileloc_reallyFree (g_currentloc);
- g_currentloc = fc;
- }
- else
- {
- showHerald ();
- voptgenerror
- (FLG_BADFLAG,
- message ("Options file not found: %s",
- extra),
- g_currentloc);
- }
+ (void) readOptionsFile (extra, passThroughArgs, TRUE);
}
else if (opt == FLG_INIT)
{
llassert (inputStream_isUndefined (initFile));
initFile = inputStream_create
- (extra,
+ (cstring_copy (extra),
cstring_makeLiteralTemp (LCLINIT_SUFFIX),
FALSE);
-# else
- cstring_free (extra);
# endif
}
else if (flagcode_hasString (opt))
{
+ DPRINTF (("Here: %s", extra));
+
+ /*
+ ** If it has "'s, we need to remove them.
+ */
+
if (cstring_firstChar (extra) == '\"')
{
if (cstring_lastChar (extra) == '\"')
{
- char *extras = cstring_toCharsSafe (extra);
-
- llassert (extras[strlen(extras) - 1] == '\"');
- extras[strlen(extras) - 1] = '\0';
- extra = cstring_fromChars (extras + 1);
- DPRINTF (("Remove quotes: %s", extra));
+ cstring unquoted = cstring_copyLength
+ (cstring_toCharsSafe (cstring_suffix (extra, 1)),
+ cstring_length (extra) - 2);
+
+ DPRINTF (("string flag: %s -> %s", extra, unquoted));
+ setStringFlag (opt, unquoted);
+ cstring_free (extra);
}
else
{
message ("Unmatched \" in option string: %s",
extra),
g_currentloc);
+ setStringFlag (opt, extra);
}
}
-
- setStringFlag (opt, extra);
+ else
+ {
+ DPRINTF (("No quotes: %s", extra));
+ setStringFlag (opt, extra);
+ }
+
+ extra = cstring_undefined;
}
else
{
- cstring_free (extra);
BADEXIT;
}
}
+
+ cstring_free (extra);
}
else
{
if (!(osd_fileIsReadable (ppfname)))
{
- lldiagmsg (message ("Cannot open file: %s", osd_outputPath (ppfname)));
+ lldiagmsg (message ("Cannot open file: %q", osd_outputPath (ppfname)));
ppfname = cstring_undefined;
}
andersk / splint.git / blobdiff