/*
** Splint - annotation-assisted static program checker
-** Copyright (C) 1994-2002 University of Virginia,
+** Copyright (C) 1994-2003 University of Virginia,
** Massachusetts Institute of Technology
**
** This program is free software; you can redistribute it and/or modify it
# include "splintMacros.nf"
# include "basic.h"
+# include "osd.h"
# include "portab.h"
+# include "rcfiles.h"
+# include "lslinit.h"
+# include "llmain.h"
/*
** from the CC man page:
}
# ifdef WIN32
/* Make Microsoft VC++ happy */
-# pragma warning (disable:4715)
+# pragma warning (disable:4715)
# endif
}
+# ifdef WIN32
+/* # pragma warning (enable:4715) */
+# endif
+
typedef struct {
flagkind main;
flagkind sub;
static cstringSList sortedFlags (void) /*@*/ ;
static /*@observer@*/ cstring categoryName (flagkind p_kind) /*@*/ ;
-static flagcode flags_identifyFlagAux (cstring p_s, bool p_quiet) /*@modifies g_msgstream@*/ ;
+static flagcode flags_identifyFlagAux (cstring p_s, bool p_quiet) /*@modifies g_warningstream@*/ ;
# if 0
static /*@unused@*/ cstring listModes (void) /*@*/ ;
return (flags[f].main == FK_NAMES);
}
+bool flagcode_isHelpFlag (flagcode f)
+{
+ return f == FLG_HELP;
+}
+
+bool flagcode_isMessageControlFlag (flagcode f)
+{
+ /*
+ ** True if opt controls the display of messages.
+ ** These flags must be processed first.
+ */
+
+ return (f == FLG_SHOWSCAN
+ || f == FLG_WARNRC
+ || f == FLG_PARENFILEFORMAT
+ || f == FLG_MESSAGESTREAMSTDERR
+ || f == FLG_MESSAGESTREAMSTDOUT
+ || f == FLG_WARNINGSTREAMSTDERR
+ || f == FLG_WARNINGSTREAMSTDOUT
+ || f == FLG_ERRORSTREAMSTDERR
+ || f == FLG_ERRORSTREAMSTDOUT
+ || f == FLG_MESSAGESTREAM
+ || f == FLG_WARNINGSTREAM
+ || f == FLG_ERRORSTREAM
+ || f == FLG_STREAMOVERWRITE);
+}
+
/*
** Internal consistency check on the flags.
*/
hadOne = TRUE;
}
- sprintf (buf, "%s%7d %9d", cstring_toCharsSafe (fs), nrep, nsup);
+ (void) snprintf (buf, 128, "%s%7d %9d", cstring_toCharsSafe (fs), nrep, nsup);
sumrep += nrep;
sumsup += nsup;
llmsglit (" ======== =========");
- sprintf (buf, "%s%7d %9d", cstring_toCharsSafe (ts), sumrep, sumsup);
+ (void) snprintf (buf, 128, "%s%7d %9d", cstring_toCharsSafe (ts), sumrep, sumsup);
cstring_free (ts);
llmsgplain (cstring_copy (cstring_fromChars (buf)));
}
}
else
{
- /*drl bee: ec*/
- /*drl bee: ec*/
flags[f].nreported = flags[f].nreported + 1;
}
}
{
llassertprint (f != INVALID_FLAG, ("flagcode: %s", flagcode_unparse (f)));
- /*drl bee: ec*/
- /*drl bee: ec*/ flags[f].nsuppressed = flags[f].nsuppressed + 1;
+ flags[f].nsuppressed = flags[f].nsuppressed + 1;
}
int
{
llassert (f != INVALID_FLAG);
- /*drl bee: ec*/
if (mstring_isDefined (flags[f].hint))
{
return (cstring_fromChars (flags[f].hint));
for (i = 0; categories[i].kind != FK_NONE; i++)
{
- /*drl bee: mRug*/
if (mstring_isDefined (categories[i].name))
{
if (cstring_equalLit (s, categories[i].name))
for (i = 0; categories[i].kind != FK_NONE; i++)
{
- /*drl bee: mrUg*/
if (categories[i].kind == kind)
{
return (cstring_fromChars (categories[i].name));
for (i = 0; categories[i].kind != FK_NONE; i++)
{
- /*drl bee: mRug*/
if (categories[i].kind == kind)
{
return i;
int index = categoryIndex (kind);
llassert (index >= 0);
- /*drl bee: mRug*/
llmsg (message ("%s (%d flags)\n\3%s\n\n",
cstring_fromChars (categories[index].name),
categorySize (kind),
for (i = 0; categories[i].kind != FK_NONE; i++)
{
- /*drl bee: mRug*/
flagkind kind = categories[i].kind ;
if (categories[i].describe != NULL)
cstringSList_elements (fl, el)
{
- /*@i22@*/ /*find out why this is necessary*/
cstring tmp;
tmp = cstring_copy(el);
llmsg (message ("%q\n\n", describeFlag (tmp)));
context_resetAllFlags ();
- /*drl bee: mRug*/
f = flags[flag];
ret = cstring_copy (cstring_fromChars (f.desc));
}
else
{
- if (isMode (flagname))
+ if (flags_isModeName (flagname))
{
cstring_free (oflagname);
} ;
char *current;
- /*drl bee: ia*/
while ((current = transform[i]) != NULL)
{
if (cstring_containsLit (res, current))
if (cstring_firstChar (s) == 'I')
{
- return FLG_INCLUDEPATH; /* no space after -I */
+ return FLG_INCLUDEPATH; /* no space required after -I */
}
if (cstring_firstChar (s) == 'S')
{
- return FLG_SPECPATH; /* no space after -S */
+ return FLG_SPECPATH; /* no space required after -S */
}
if (cstring_firstChar (s) == 'D')
{
- return FLG_DEFINE; /* no space after -D */
+ return FLG_DEFINE; /* no space required after -D */
}
if (cstring_firstChar (s) == 'U')
{
- return FLG_UNDEFINE; /* no space after -D */
+ return FLG_UNDEFINE; /* no space required after -D */
}
cflag = canonicalizeFlag (s);
}
else if (cstring_equalLit (cflag, "ansireservedlocal"))
{
- res = FLG_ANSIRESERVEDLOCAL;
+ res = FLG_ISORESERVEDLOCAL;
}
else if (cstring_equalLit (cflag, "warnposix"))
{
{
res = FLG_ENUMINT;
}
+ else if (cstring_equalLit (cflag, "intlong"))
+ {
+ res = FLG_LONGINT;
+ }
+ else if (cstring_equalLit (cflag, "intshort"))
+ {
+ res = FLG_SHORTINT;
+ }
/*
** Backwards compatibility for our American friends...
*/
}
else if (cstring_equalLit (cflag, "skipansiheaders"))
{
- res = FLG_SKIPANSIHEADERS;
+ res = FLG_SKIPISOHEADERS;
}
else if (cstring_equalLit (cflag, "ansireserved"))
{
- res = FLG_ANSIRESERVED;
+ res = FLG_ISORESERVED;
}
else if (cstring_equalLit (cflag, "ansireservedinternal"))
{
- res = FLG_ANSIRESERVEDLOCAL;
+ res = FLG_ISORESERVEDLOCAL;
}
/*
res = SKIP_FLAG;
}
+ else if (cstring_equalLit (cflag, "usestderr"))
+ {
+ if (!quiet)
+ {
+ llerror_flagWarning
+ (cstring_makeLiteral
+ ("usestderr flag is obsolete. This has been replaced "
+ "by more precise flags for controlling the warning, "
+ "status message and fatal error streams independently: message-stream-stdout, "
+ "message-stream-stderr, message-stream <file>, "
+ "warning-stream-stdout, warning-stream-stderr, warning-stream <file>, "
+ "error-stream-stdout, error-stream-stderr, error-stream <file>."));
+ }
+
+ res = SKIP_FLAG;
+ }
+
else if (cstring_equalLit (cflag, "stdio"))
{
if (!quiet)
res = SKIP_FLAG;
}
+ else if (flags_isModeName (cflag))
+ {
+ res = MODENAME_FLAG;
+ }
else
{
res = INVALID_FLAG;
return res;
}
-void setValueFlag (flagcode opt, cstring arg)
+void flags_setValueFlag (flagcode opt, cstring arg)
{
switch (opt)
{
case FLG_LIMIT:
case FLG_LINELEN:
case FLG_INDENTSPACES:
+ case FLG_LOCINDENTSPACES:
case FLG_BUGSLIMIT:
case FLG_EXTERNALNAMELEN:
case FLG_INTERNALNAMELEN:
}
}
break;
- BADDEFAULT;
+ BADDEFAULT;
}
}
-void setStringFlag (flagcode opt, /*@only@*/ cstring arg)
+void flags_setStringFlag (flagcode opt, /*@only@*/ cstring arg)
{
switch (opt)
{
# endif
bool
-isMode (cstring s)
+flags_isModeName (cstring s)
{
allModes (modename)
{
{
/* static valueFlags must be defined */
/*@-usedef@*/
- /*drl bee: sta*/
if (f == valueFlags[i]) /*@=usedef@*/
{
return i;
for (i = 0; i < NUMSTRINGFLAGS; i++)
{
- /*drl bee: sta*/
/*@-usedef@*/ if (f == stringFlags[i]) /*@=usedef@*/
{
return i;
return FALSE;
}
}
-
+
+static cstring findLarchPathFile (/*@temp@*/ cstring s)
+{
+ cstring pathName;
+ filestatus status;
+
+ status = osd_getPath (context_getLarchPath (), s, &pathName);
+
+ if (status == OSD_FILEFOUND)
+ {
+ return pathName;
+ }
+ else if (status == OSD_FILENOTFOUND)
+ {
+ showHerald ();
+ lldiagmsg (message ("Cannot find file on LARCH_PATH: %s", s));
+ }
+ else if (status == OSD_PATHTOOLONG)
+ {
+ /* Directory and filename are too long. Report error. */
+ llbuglit ("soure_getPath: Filename plus directory from search path too long");
+ }
+ else
+ {
+ BADBRANCH;
+ }
+
+ return cstring_undefined;
+}
+
+static void addLarchPathFile (fileIdList files, /*@temp@*/ cstring s)
+{
+ cstring pathName = findLarchPathFile (s);
+
+ if (cstring_isDefined (pathName))
+ {
+ if (fileTable_exists (context_fileTable (), pathName))
+ {
+ showHerald ();
+ lldiagmsg (message ("File listed multiple times: %s", pathName));
+ cstring_free (pathName);
+ }
+ else
+ {
+ fileIdList_add (files, fileTable_addFileOnly (context_fileTable (), pathName));
+ }
+ }
+}
+
+
+static void addFile (fileIdList files, /*@only@*/ cstring s)
+{
+ if (fileTable_exists (context_fileTable (), s))
+ {
+ showHerald ();
+ lldiagmsg (message ("File listed multiple times: %s", s));
+ cstring_free (s);
+ }
+ else
+ {
+ fileIdList_add (files, fileTable_addFileOnly (context_fileTable (), s));
+ }
+}
+
+static void addXHFile (fileIdList files, /*@temp@*/ cstring s)
+{
+ cstring pathName = findLarchPathFile (s);
+
+ if (cstring_isDefined (pathName))
+ {
+ if (fileTable_exists (context_fileTable (), pathName))
+ {
+ showHerald ();
+ lldiagmsg (message ("File listed multiple times: %s", s));
+ }
+ else
+ {
+ fileIdList_add (files, fileTable_addXHFile (context_fileTable (), pathName));
+ }
+ }
+
+ cstring_free (pathName);
+}
+
+void
+flags_processFlags (bool inCommandLine,
+ fileIdList xfiles,
+ fileIdList cfiles,
+ fileIdList lclfiles,
+ fileIdList mtfiles,
+ cstringList *passThroughArgs,
+ int argc, char **argv)
+{
+ int i;
+ cstringSList fl = cstringSList_undefined;
+
+ for (i = 0; i < argc; i++)
+ {
+ char *thisarg;
+
+ llassert (argv != NULL);
+ thisarg = argv[i];
+
+ DPRINTF (("process thisarg [%d]: %s", i, thisarg));
+
+ if (*thisarg == '-' || *thisarg == '+')
+ {
+ bool set = (*thisarg == '+');
+ cstring flagname = cstring_fromChars (thisarg + 1); /* skip '-' or '+' */
+ flagcode opt = flags_identifyFlag (flagname);
+
+ DPRINTF (("Flag [%s]: %s", flagname, flagcode_unparse (opt)));
+
+ if (flagcode_isInvalid (opt))
+ {
+ DPRINTF (("Error!"));
+ voptgenerror (FLG_BADFLAG,
+ message ("Unrecognized option: %s",
+ cstring_fromChars (thisarg)),
+ g_currentloc);
+ }
+ else if (flagcode_isHelpFlag (opt))
+ {
+ if (inCommandLine)
+ {
+ voptgenerror (FLG_BADFLAG,
+ message ("Help flag must be first on the command line: %s",
+ cstring_fromChars (thisarg)),
+ g_currentloc);
+ }
+ else
+ {
+ voptgenerror (FLG_BADFLAG,
+ message ("Help flags can only be used on the command line: %s",
+ cstring_fromChars (thisarg)),
+ g_currentloc);
+ }
+ }
+ else if (flagcode_isPassThrough (opt)) /* preprocessor flag: -D or -U */
+ {
+ /*
+ ** Following space is optional, don't include the -
+ */
+
+ *passThroughArgs = cstringList_add (*passThroughArgs,
+ cstring_fromCharsNew (thisarg + 1));
+ }
+ else if (opt == FLG_INCLUDEPATH || opt == FLG_SPECPATH)
+ {
+ if (mstring_length (thisarg) < 2) {
+ BADBRANCH;
+ } else {
+ if (mstring_equal (thisarg, "-I-")) {
+ cppAddIncludeDir (cstring_fromChars (thisarg)); /* Need to handle this specially. */
+ } else {
+ cstring dir = cstring_suffix (cstring_fromChars (thisarg), 2); /* skip over -I */
+
+ DPRINTF (("Length of thisarg [%s] %d", thisarg, cstring_length (thisarg)));
+
+ if (cstring_length (dir) == 0) {
+ DPRINTF (("space after directory: "));
+ if (++i < argc) {
+ dir = cstring_fromChars (argv[i]);
+ } else {
+ voptgenerror
+ (FLG_BADFLAG,
+ message
+ ("Flag %s must be followed by a directory name",
+ flagcode_unparse (opt)),
+ g_currentloc);
+ }
+ }
+
+ DPRINTF (("Got directory: [%s]", dir));
+
+ switch (opt)
+ {
+ case FLG_INCLUDEPATH:
+ cppAddIncludeDir (dir);
+ /*@switchbreak@*/ break;
+ case FLG_SPECPATH:
+ /*@-mustfree@*/
+ g_localSpecPath = cstring_toCharsSafe
+ (message ("%s%h%s",
+ cstring_fromChars (g_localSpecPath),
+ PATH_SEPARATOR,
+ dir));
+ /*@=mustfree@*/
+ /*@switchbreak@*/ break;
+ BADDEFAULT;
+ }
+ }
+ }
+ }
+ else if (flagcode_isModeName (opt))
+ {
+ context_setMode (flagname);
+ }
+ else if (inCommandLine && flagcode_isMessageControlFlag (opt))
+ {
+ /*
+ ** Processed on first pass
+ */
+
+ if (flagcode_hasArgument (opt))
+ {
+ ++i;
+ }
+ }
+ else
+ {
+ /*
+ ** A normal control flag
+ */
+
+ context_userSetFlag (opt, set);
+
+ if (flagcode_hasArgument (opt))
+ {
+ if (flagcode_hasNumber (opt))
+ {
+ if (++i < argc)
+ {
+ flags_setValueFlag (opt, cstring_fromCharsNew (argv[i]));
+ }
+ else
+ {
+ voptgenerror
+ (FLG_BADFLAG,
+ message
+ ("Flag %s must be followed by a number",
+ flagcode_unparse (opt)),
+ g_currentloc);
+ }
+ }
+ else if (flagcode_hasChar (opt))
+ {
+ if (++i < argc)
+ {
+ flags_setValueFlag (opt, cstring_fromCharsNew (argv[i]));
+ }
+ else
+ {
+ voptgenerror
+ (FLG_BADFLAG,
+ message
+ ("Flag %s must be followed by a character",
+ flagcode_unparse (opt)),
+ g_currentloc);
+ }
+ }
+ else if (flagcode_hasString (opt)
+ || opt == FLG_INIT || opt == FLG_OPTF)
+ {
+ if (++i < argc)
+ {
+ /*drl 10/21/2002
+ Changed this because arg can be freed when it's passed to
+ lslinit_setInitFile and freeing argv[i] causes a seg fault
+ */
+ cstring arg = cstring_fromCharsNew (argv[i]);
+
+ if (opt == FLG_OPTF)
+ {
+ if (inCommandLine)
+ {
+ ; /* -f already processed */
+ }
+ else
+ {
+ (void) rcfiles_read (arg, passThroughArgs, TRUE);
+ }
+ }
+ else if (opt == FLG_INIT)
+ {
+ lslinit_setInitFile (inputStream_create
+ (arg,
+ cstring_makeLiteralTemp (LCLINIT_SUFFIX),
+ FALSE));
+ break;
+ }
+ else
+ {
+ DPRINTF (("String flag: %s / %s",
+ flagcode_unparse (opt), arg));
+ if (opt == FLG_MTSFILE)
+ {
+ /*
+ ** arg identifies mts files
+ */
+ cstring tmp = message ("%s%s", arg, MTS_EXTENSION);
+ addLarchPathFile (mtfiles, tmp);
+ cstring_free (tmp);
+ tmp = message ("%s%s", arg, XH_EXTENSION);
+ addXHFile (xfiles, tmp);
+ cstring_free (tmp);
+ }
+ else
+ {
+ flags_setStringFlag (opt, cstring_copy (arg));
+ }
+ }
+ }
+ else
+ {
+ voptgenerror
+ (FLG_BADFLAG,
+ message
+ ("Flag %s must be followed by a string",
+ flagcode_unparse (opt)),
+ g_currentloc);
+ }
+ }
+ else
+ {
+ /* no argument */
+ }
+ }
+ }
+ }
+ else /* its a filename */
+ {
+ DPRINTF (("Adding filename: %s", thisarg));
+ fl = cstringSList_add (fl, cstring_fromChars (thisarg));
+ }
+ }
+
+ /*
+ ** create lists of C and LCL files
+ */
+
+ if (inCommandLine)
+ {
+ cstringSList_elements (fl, current)
+ {
+ cstring ext = fileLib_getExtension (current);
+
+ if (cstring_isUndefined (ext))
+ {
+ /* no extension --- both C and LCL with default extensions */
+
+ addFile (cfiles, message ("%s%s", current, C_EXTENSION));
+ addFile (lclfiles, message ("%s%s", current, LCL_EXTENSION));
+ }
+ else if (cstring_equal (ext, XH_EXTENSION))
+ {
+ addXHFile (xfiles, current);
+ }
+ else if (cstring_equal (ext, PP_EXTENSION))
+ {
+ if (!context_getFlag (FLG_NOPP))
+ {
+ voptgenerror
+ (FLG_FILEEXTENSIONS,
+ message ("File extension %s used without +nopp flag (will be processed as C source code): %s",
+ ext, current),
+ g_currentloc);
+ }
+
+ addFile (cfiles, cstring_copy (current));
+ }
+ else if (cstring_equal (ext, LCL_EXTENSION))
+ {
+ addFile (lclfiles, cstring_copy (current));
+ }
+ else if (fileLib_isCExtension (ext))
+ {
+ addFile (cfiles, cstring_copy (current));
+ }
+ else if (cstring_equal (ext, MTS_EXTENSION))
+ {
+ addLarchPathFile (mtfiles, current);
+ }
+ else
+ {
+ voptgenerror
+ (FLG_FILEEXTENSIONS,
+ message ("Unrecognized file extension: %s (assuming %s is C source code)",
+ current, ext),
+ g_currentloc);
+
+ addFile (cfiles, cstring_copy (current));
+ }
+ } end_cstringSList_elements;
+ }
+ else
+ {
+ if (cstringSList_size (fl) != 0)
+ {
+ /* Cannot list files in .splintrc files */
+ voptgenerror (FLG_BADFLAG,
+ message ("Cannot list files in .splintrc files: %s (probable missing + or -)",
+ cstringSList_unparse (fl)),
+ g_currentloc);
+ }
+ }
+
+ cstringSList_free (fl); /* evans 2002-07-12: why wasn't this reported!?? */
+}
+
+int flagcode_priority (/*@unused@*/ flagcode code)
+{
+ /*
+ ** For now, we do a really simple prioritization: all are 1
+ */
+
+ return 1;
+}
andersk / splint.git / blobdiff