#endif /* SDK */
#endif
-#ifdef __CYGWIN__
-void ToCygWin(char * filspc)
-{
- char posix_path[PATH_MAX];
- void cygwin_conv_to_full_posix_path(char * win_path, char * posix_path);
- cygwin_conv_to_full_posix_path(filspc, posix_path);
- strcpy(filspc, posix_path);
-}
-#endif
+#ifdef SDK
+ #define LKOBJEXT "o"
+#else /* SDK */
+ #define LKOBJEXT "rel"
+#endif /* SDK */
/*)Module lklibr.c
*
typedef struct slibrarysymbol *pmlibrarysymbol;
struct slibrarysymbol {
- char name[NCPS];
+ char * name; /*Warning: allocate memory before using*/
pmlibrarysymbol next;
};
struct slibraryfile {
int loaded;
- char *libspc;
- char *str;
- char relfil[FILSPC];
- char filename[FILSPC];
+ char * libspc;
+ char * relfil; /*Warning: allocate memory before using*/
+ char * filename; /*Warning: allocate memory before using*/
long offset; //if > 0, the embedded file offset in the library file libspc
pmlibrarysymbol symbols;
pmlibraryfile next;
};
+/* First entry in the library object symbol cache */
+pmlibraryfile libr=NULL;
+
int buildlibraryindex();
+void freelibraryindex (void);
#endif /* INDEXLIB */
/*)Function VOID addpath()
}
if(foundcount == 0)
{
- printf("\n?ASlink-Warning-Couldn't find library '%s'", ip);
+ fprintf(stderr, "\n?ASlink-Warning-Couldn't find library '%s'", ip);
}
}
}
/*Load a .rel file embedded in a sdcclib file*/
-void LoadRel(FILE * libfp, char * ModName)
+void LoadRel(char * libfname, FILE * libfp, char * ModName)
{
char str[NINPUT+2];
int state=0;
if(EQ(str, ModName)) state=1;
else
{
- printf("Bad offset in library file str=%s, Modname=%s\n", str, ModName);
+ fprintf(stderr, "?Aslink-Error-Bad offset in library file %s(%s)\n",
+ libfname, ModName);
lkexit(1);
}
}
#ifdef INDEXLIB
-/* First entry in the library object symbol cache */
-mlibraryfile libr;
-
int fndsym( char *name )
{
struct lbfile *lbfh, *lbf;
int numfound=0;
/* Build the index if this is the first call to fndsym */
- if (libr.next==NULL)
- buildlibraryindex();
+ if (libr==NULL) buildlibraryindex();
/* Iterate through all library object files */
- ThisLibr = libr.next;
- FirstFound = libr.next; /*So gcc stops whining*/
+ ThisLibr = libr;
+ FirstFound = libr; /*So gcc stops whining*/
while (ThisLibr)
{
/* Iterate through all symbols in an object file */
- ThisSym = ThisLibr->symbols->next;
+ ThisSym = ThisLibr->symbols;
while (ThisSym)
{
lbf->next = lbfh;
}
lbfh->libspc = ThisLibr->libspc;
- lbfh->filspc = ThisLibr->str;
+ lbfh->filspc = ThisLibr->filename;
lbfh->relfil = (char *) new (strlen(ThisLibr->relfil) + 1);
strcpy(lbfh->relfil,ThisLibr->relfil);
lbfh->offset = ThisLibr->offset;
{
if(numfound==1)
{
- printf("?Aslink-Warning-Definition of public symbol '%s'"
+ fprintf(stderr, "?Aslink-Warning-Definition of public symbol '%s'"
" found more than once:\n", name);
- printf(" Library: '%s', Module: '%s'\n",
+ fprintf(stderr, " Library: '%s', Module: '%s'\n",
FirstFound->libspc, FirstFound->relfil);
}
- printf(" Library: '%s', Module: '%s'\n",
+ fprintf(stderr, " Library: '%s', Module: '%s'\n",
ThisLibr->libspc, ThisLibr->relfil);
numfound++;
}
{
char ModName[NCPS]="";
char FLine[MAXLINE+1];
+ char buff[PATH_MAX];
int state=0;
long IndexOffset=0, FileOffset;
pmlibrarysymbol ThisSym = NULL;
sscanf(FLine, "%s %ld", ModName, &FileOffset);
state=2;
- /*create a new libraryfile object for this module*/
- This->next = (pmlibraryfile)new( sizeof( mlibraryfile ));
- if (This->next == NULL)
+ /*Create a new libraryfile object for this module*/
+ if(libr==NULL)
{
- printf("panic: can't allocate memory.\n");
- exit(-1);
- }
-
- This=This->next;
+ libr=This=(pmlibraryfile)new( sizeof( mlibraryfile ));
+ }
+ else
+ {
+ This->next=(pmlibraryfile)new( sizeof( mlibraryfile ));
+ This=This->next;
+ }
This->next = NULL;
- This->loaded=-1; /*Kind of useless, but...*/
+ This->loaded=-1;
This->offset=FileOffset+IndexOffset;
This->libspc=PathLib;
+
+ This->relfil=(char *)new(strlen(ModName)+1);
strcpy(This->relfil, ModName);
- #ifdef SDK
- sprintf(This->filename, "%s%s%co", DirLib, ModName, FSEPX);
- #else /* SDK */
- sprintf(This->filename, "%s%s%crel", DirLib, ModName, FSEPX);
- #endif /* SDK */
+ sprintf(buff, "%s%s%c%s", DirLib, ModName, FSEPX, LKOBJEXT);
+ This->filename=(char *)new(strlen(buff)+1);
+ strcpy(This->filename, buff);
- This->str=This->filename;
-
- ThisSym = This->symbols = (pmlibrarysymbol)malloc( sizeof(mlibrarysymbol));
- ThisSym->next = NULL;
+ This->symbols=ThisSym=NULL; /*Start a new linked list of symbols*/
}
else if(EQ(FLine, "</INDEX>"))
{
else
{
/*Add the symbols*/
- ThisSym->next = (pmlibrarysymbol)malloc(sizeof(mlibrarysymbol));
- ThisSym=ThisSym->next;
- if (ThisSym == NULL)
+ if(ThisSym==NULL) /*First symbol of the current module*/
{
- printf("panic: can't allocate memory.\n");
- exit(-2);
- }
+ ThisSym=This->symbols=(pmlibrarysymbol)new(sizeof(mlibrarysymbol));
+ }
+ else
+ {
+ ThisSym->next = (pmlibrarysymbol)new(sizeof(mlibrarysymbol));
+ ThisSym=ThisSym->next;
+ }
ThisSym->next=NULL;
+ ThisSym->name=(char *)new(strlen(FLine)+1);
strcpy(ThisSym->name, FLine);
}
break;
{
FILE *libfp, *fp;
struct lbname *lbnh;
- char relfil[NINPUT+2], *str, *path;
+ char relfil[NINPUT+2], str[PATH_MAX], *path;
char buf[NINPUT+2], c;
char symname[NINPUT+2];
- pmlibraryfile This;
+ pmlibraryfile This=NULL;
pmlibrarysymbol ThisSym;
- This=&libr;
-
/* Iterate through all library files */
-/*1*/ for (lbnh=lbnhead; lbnh; lbnh=lbnh->next) {
- libfp = fopen( lbnh->libspc, "r" );
- if (libfp) {
- path=lbnh->path;
+ for (lbnh=lbnhead; lbnh; lbnh=lbnh->next)
+ {
+ if ((libfp = fopen(lbnh->libspc, "r")) == NULL)
+ {
+ fprintf(stderr, "?Aslink-Error-Cannot open library file %s\n",
+ lbnh->libspc);
+ lkexit(1);
+ }
- /*
- * Read in a line from the library file.
- * This is the relative file specification
- * for a .REL file in this library.
- */
+ path=lbnh->path;
+
+ /*
+ * Read in a line from the library file.
+ * This is the relative file specification
+ * for a .REL file in this library.
+ */
-/*2*/ while (fgets(relfil, NINPUT, libfp) != NULL) {
- relfil[NINPUT+1] = '\0';
- chop_crlf(relfil);
- if (path != NULL) {
- str = (char *)new(strlen(path)+strlen(relfil)+6);
- strcpy(str,path);
+ while (fgets(relfil, NINPUT, libfp) != NULL)
+ {
+ relfil[NINPUT+1] = '\0';
+ chop_crlf(relfil);
+ if (path != NULL)
+ {
+ strcpy(str, path);
#ifdef OTHERSYSTEM
-#ifdef SDK
-#ifdef UNIX
- if (str[strlen(str)-1] != '/') {
- strcat(str,"/");
-#else /* UNIX */
- if (str[strlen(str)-1] != '\\') {
- strcat(str,"\\");
-#endif /* UNIX */
-#else /* SDK */
- if (str[strlen(str)-1] != '\\') {
- strcat(str,"\\");
-#endif /* SDK */
- }
+ if (str[strlen(str)-1] != LKDIRSEP)
+ {
+ strcat(str, LKDIRSEPSTR);
+ }
#endif
- } else {
- str = (char *)new(strlen(relfil) + 5);
- }
-
- if(strcmp(relfil, "<SDCCLIB>")==0)
- {
- /*Get the built in index of a library*/
- This=buildlibraryindex_SdccLib(lbnh->libspc, libfp, str, This);
- free(str);
- break; /*get the index for next library*/
- }
-
- /*From here down, build the index for the original library
- format*/
-#ifdef SDK
-#ifdef UNIX
- if (relfil[0] == '/') {
-#else /* UNIX */
- if (relfil[0] == '\\') {
-#endif /* UNIX */
-#else /* SDK */
- if (relfil[0] == '\\') {
-#endif /* SDK */
- strcat(str,relfil+1);
- } else {
- strcat(str,relfil);
- }
- if(strchr(relfil, FSEPX) == NULL) {
-#ifdef SDK
- sprintf(&str[strlen(str)], "%co", FSEPX);
-#else /* SDK */
- sprintf(&str[strlen(str)], "%crel", FSEPX);
-#endif /* SDK */
- }
-/*3*/ if ((fp = fopen(str, "r")) != NULL) {
-
- /* Opened OK - create a new libraryfile object for it */
- This->next = (pmlibraryfile)new( sizeof( mlibraryfile ));
- if (This->next == NULL) {
- printf("panic: can't allocate memory.\n");
- exit(-1);
- }
+ }
+ else
+ {
+ strcpy(str, "");
+ }
- This=This->next;
- This->next = NULL;
- This->loaded=-1;
- This->offset=-1; /*There should be a rel file*/
+ if(strcmp(relfil, "<SDCCLIB>")==0)
+ {
+ /*Get the built in index of a library*/
+ This=buildlibraryindex_SdccLib(lbnh->libspc, libfp, str, This);
+ break; /*get the index for next library*/
+ }
+
+ /*From here down, build the index for the original library format*/
- strcpy( This->filename, str );
+ if (relfil[0] == LKDIRSEP)
+ {
+ strcat(str, relfil+1);
+ }
+ else
+ {
+ strcat(str, relfil);
+ }
+
+ if(strchr(relfil, FSEPX) == NULL)
+ {
+ sprintf(&str[strlen(str)], "%c%s", FSEPX, LKOBJEXT);
+ }
- ThisSym = This->symbols = (pmlibrarysymbol)malloc( sizeof(mlibrarysymbol));
- ThisSym->next = NULL;
+ if ((fp = fopen(str, "r")) != NULL)
+ {
+ /* Opened OK - create a new libraryfile object for it */
+ if(libr==NULL)
+ {
+ libr=This=(pmlibraryfile)new( sizeof( mlibraryfile ));
+ }
+ else
+ {
+ This->next=(pmlibraryfile)new( sizeof( mlibraryfile ));
+ This=This->next;
+ }
- /*
- * Read in the object file. Look for lines that
- * begin with "S" and end with "D". These are
- * symbol table definitions. If we find one, see
- * if it is our symbol. Make sure we only read in
- * our object file and don't go into the next one.
- */
+ This->next = NULL;
+ This->loaded=-1;
+ This->offset=-1; /*There should be a rel file*/
+ This->libspc = lbnh->libspc;
+ This->relfil=(char *)new(strlen(relfil)+1);
+ strcpy(This->relfil, relfil);
+ This->filename=(char *)new(strlen(str)+1);
+ strcpy(This->filename, str);
+
+ ThisSym = This->symbols = NULL;
+
+ /*
+ * Read in the object file. Look for lines that
+ * begin with "S" and end with "D". These are
+ * symbol table definitions. If we find one, see
+ * if it is our symbol. Make sure we only read in
+ * our object file and don't go into the next one.
+ */
-/*4*/ while (fgets(buf, NINPUT, fp) != NULL) {
-
+ while (fgets(buf, NINPUT, fp) != NULL)
+ {
buf[NINPUT+1] = '\0';
buf[strlen(buf) - 1] = '\0';
/*
* Skip everything that's not a symbol record.
*/
- if (buf[0] != 'S')
- continue;
+ if (buf[0] != 'S') continue;
/*
* When a 'T line' is found terminate file scan.
* All 'S line's preceed 'T line's in .REL files.
*/
- if (buf[0] == 'T')
- break;
+ if (buf[0] == 'T') break;
sscanf(buf, "S %s %c", symname, &c);
- /* If it's an actual symbol, record it */
-/*5*/ if (c == 'D') {
- ThisSym->next = (pmlibrarysymbol)malloc(sizeof(mlibrarysymbol));
- ThisSym=ThisSym->next;
- if (ThisSym == NULL) {
- printf("panic: can't allocate memory.\n");
- exit(-2);
- }
+ /* If it's an actual symbol, record it */
+ if (c == 'D')
+ {
+ if(ThisSym==NULL)
+ {
+ ThisSym=This->symbols=(pmlibrarysymbol)new(sizeof(mlibrarysymbol));
+ }
+ else
+ {
+ ThisSym->next=(pmlibrarysymbol)new(sizeof(mlibrarysymbol));
+ ThisSym=ThisSym->next;
+ }
This->loaded=0;
ThisSym->next=NULL;
- This->str = str;
- strcpy(This->relfil,relfil);
+ ThisSym->name=(char *)new(strlen(symname)+1);
strcpy(ThisSym->name, symname);
- This->libspc = lbnh->libspc;
- }
+ }
} /* Closes while - read object file */
fclose(fp);
} /* Closes if object file opened OK */
} /* Ends while - processing all in libr */
fclose(libfp);
} /* Ends good open of libr file */
- }
return 0;
}
+
+/*Release all memory allocated for the in-memory library index*/
+void freelibraryindex (void)
+{
+ pmlibraryfile ThisLibr, ThisLibr2Free;
+ pmlibrarysymbol ThisSym, ThisSym2Free;
+
+ ThisLibr = libr;
+
+ while (ThisLibr)
+ {
+ ThisSym = ThisLibr->symbols;
+
+ while (ThisSym)
+ {
+ free(ThisSym->name);
+ ThisSym2Free=ThisSym;
+ ThisSym=ThisSym->next;
+ free(ThisSym2Free);
+ }
+ free(ThisLibr->filename);
+ free(ThisLibr->relfil);
+ ThisLibr2Free=ThisLibr;
+ ThisLibr=ThisLibr->next;
+ free(ThisLibr2Free);
+ }
+
+ libr=NULL;
+}
+
#else /* INDEXLIB */
/*As in the original library format, it is assumed that the .rel
files reside in the same directory as the lib files.*/
strcat(DirLib, ModName);
- #ifdef SDK
- sprintf(&DirLib[strlen(DirLib)], "%co", FSEPX);
- #else /* SDK */
- sprintf(&DirLib[strlen(DirLib)], "%crel", FSEPX);
- #endif /* SDK */
+ sprintf(&DirLib[strlen(DirLib)], "%c%s", FSEPX, LKOBJEXT);
/*If this module has been loaded already don't load it again.*/
lbf = lbfhead;
/*Jump to where the .rel begins and load it.*/
fseek(libfp, lbfh->offset, SEEK_SET);
- LoadRel(libfp, ModName);
+ LoadRel(PathLib, libfp, ModName);
return 1; /*Found the symbol, so success!*/
}
} else {
strcat(str,relfil);
}
- if(strchr(relfil, FSEPX) == NULL) {
-#ifdef SDK
- sprintf(&str[strlen(str)], "%co", FSEPX);
-#else /* SDK */
- sprintf(&str[strlen(str)], "%crel", FSEPX);
-#endif /* SDK */
+ if(strchr(relfil, FSEPX) == NULL)
+ {
+ sprintf(&str[strlen(str)], "%c%s", FSEPX, LKOBJEXT);
}
+
/*3*/ if ((fp = fopen(str, "r")) != NULL) {
/*
FILE *fp;
#ifdef __CYGWIN__
- ToCygWin(libspc);
+ char posix_path[PATH_MAX];
+ void cygwin_conv_to_full_posix_path(char * win_path, char * posix_path);
+ cygwin_conv_to_full_posix_path(libspc, posix_path);
+ fp = fopen(posix_path, "r");
+#else
+ fp = fopen(libspc,"r");
#endif
- if ((fp = fopen(libspc,"r")) != NULL)
+ if (fp != NULL)
{
fseek(fp, offset, SEEK_SET);
- LoadRel(fp, module);
+ LoadRel(libspc, fp, module);
fclose(fp);
}
+ else
+ {
+ fprintf(stderr, "?Aslink-Error-Opening library '%s'\n", libspc);
+ lkexit(1);
+ }
}
/*)Function VOID library()
loadfile_SdccLib(lbfh->libspc, lbfh->relfil, lbfh->offset);
}
}
+#ifdef INDEXLIB
+ freelibraryindex();
+#endif
}
/*)Function VOID loadfile(filspc)
int i;
#ifdef __CYGWIN__
- ToCygWin(filspc);
+ char posix_path[PATH_MAX];
+ void cygwin_conv_to_full_posix_path(char * win_path, char * posix_path);
+ cygwin_conv_to_full_posix_path(filspc, posix_path);
+ fp = fopen(posix_path, "r");
+#else
+ fp = fopen(filspc,"r");
#endif
- if ((fp = fopen(filspc,"r")) != NULL) {
- while (fgets(str, NINPUT, fp) != NULL) {
+ if (fp != NULL)
+ {
+ while (fgets(str, NINPUT, fp) != NULL)
+ {
str[NINPUT+1] = '\0';
i = strlen(str) - 1;
if (str[i] == '\n')
}
else
{
- printf("Couldn't find file %s\n", filspc);
- exit(-4);
+ fprintf(stderr, "?Aslink-Error-Opening library '%s'\n", filspc);
+ lkexit(1);
}
}