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Diffstat (limited to 'Build/source/texk/ps2pk/sexpr.c')
-rw-r--r-- | Build/source/texk/ps2pk/sexpr.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/Build/source/texk/ps2pk/sexpr.c b/Build/source/texk/ps2pk/sexpr.c new file mode 100644 index 00000000000..d069cce1c0b --- /dev/null +++ b/Build/source/texk/ps2pk/sexpr.c @@ -0,0 +1,25 @@ +/* + * File: sexpr.c + * Purpose: evaluate algebraic expression from single argument + * (Derived from expr.c from J.T. Conklin <jtc@netbsd.org>.) + * Version: 1.0 (Nov 1995) + * Author: Piet Tutelaers + */ + +#include <stdio.h> +#include "strexpr.h" /* strexpr() */ +#include "basics.h" /* fatal() */ + +int main(int argc, char *argv[]) { + int result; + + if (argc < 2) fatal("Usage: sexpr expression ...\n"); + + while (--argc > 0) { + if (strexpr(&result, *++argv)) + fatal("expression error\n"); + + printf("%s = %d\n", argv[0] , result); + } + exit(0); +} |