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-rw-r--r--pkg/images/imutil/src/iegsym.x37
1 files changed, 37 insertions, 0 deletions
diff --git a/pkg/images/imutil/src/iegsym.x b/pkg/images/imutil/src/iegsym.x
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+++ b/pkg/images/imutil/src/iegsym.x
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+include <ctotok.h>
+include <imhdr.h>
+include <ctype.h>
+include <mach.h>
+include <imset.h>
+include <fset.h>
+include <lexnum.h>
+include <evvexpr.h>
+include "gettok.h"
+
+
+# Expression database symbol.
+define LEN_SYM 2
+define SYM_TEXT Memi[$1]
+define SYM_NARGS Memi[$1+1]
+
+
+
+# IE_GSYM -- Get symbol routine for the gettok package.
+
+pointer procedure ie_gsym (st, symname, nargs)
+
+pointer st #I symbol table
+char symname[ARB] #I symbol to be looked up
+int nargs #O number of macro arguments
+
+pointer sym
+pointer strefsbuf(), stfind()
+
+begin
+ sym = stfind (st, symname)
+ if (sym == NULL)
+ return (NULL)
+
+ nargs = SYM_NARGS(sym)
+ return (strefsbuf (st, SYM_TEXT(sym)))
+end