/usr/include/libspreadsheet-1.12/spreadsheet/expr-deriv.h is in gnumeric 1.12.35-1.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 | #ifndef GNM_EXPR_DERIV_H_
#define GNM_EXPR_DERIV_H_
G_BEGIN_DECLS
#include "expr.h"
#include "numbers.h"
/* ------------------------------------------------------------------------- */
typedef struct GnmExprDeriv_ GnmExprDeriv;
GnmExprDeriv *gnm_expr_deriv_info_new (void);
void gnm_expr_deriv_info_free (GnmExprDeriv *deriv);
void gnm_expr_deriv_info_set_var (GnmExprDeriv *deriv, GnmEvalPos const *var);
/* ------------------------------------------------------------------------- */
GnmExpr const *gnm_expr_deriv (GnmExpr const *expr,
GnmEvalPos const *ep,
GnmExprDeriv *info);
GnmExprTop const *gnm_expr_top_deriv (GnmExprTop const *texpr,
GnmEvalPos const *ep,
GnmExprDeriv *info);
GnmExprTop const *gnm_expr_cell_deriv (GnmCell *y, GnmCell *x);
gnm_float gnm_expr_cell_deriv_value (GnmCell *y, GnmCell *x);
/* ------------------------------------------------------------------------- */
GnmExprList *gnm_expr_deriv_collect (GnmExpr const *expr,
GnmEvalPos const *ep,
GnmExprDeriv *info);
typedef GnmExpr const * (*GnmExprDerivHandler) (GnmExpr const *expr,
GnmEvalPos const *ep,
GnmExprDeriv *info);
typedef enum {
GNM_EXPR_DERIV_NO_CHAIN = 0x0,
GNM_EXPR_DERIV_CHAIN = 0x1
} GnmExprDerivFlags;
void gnm_expr_deriv_install_handler (GnmFunc *func, GnmExprDerivHandler h,
GnmExprDerivFlags flags);
void gnm_expr_deriv_uninstall_handler (GnmFunc *func);
void _gnm_expr_deriv_shutdown (void);
/* ------------------------------------------------------------------------- */
G_END_DECLS
#endif
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