GENDERS_ISNODE - Online Linux Manual PageSection : 3
Updated : August 2003
Source : LLNL
Note : LIBGENDERS

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NAMEgenders_isnode, genders_isattr, genders_isattrval − node, attribute, value check routines

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SYNOPSIS#include <genders.h> int genders_isnode(genders_t handle, const char *node); int genders_isattr(genders_t handle, const char *attr); int genders_isattrval(genders_t handle, const char *attr, const char *val);

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DESCRIPTIONgenders_isnode() tests if the node pointed to by node is listed in the genders file. If node is NULL, the current node is tested. genders_isattr() tests if the attribute pointed to by attr is listed for some node in the genders file. genders_isattrval() tests if the attribute pointed to by attr is equal to the value pointed to by val for some node in the genders file.

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RETURN VALUESFor genders_isnode(), if node is listed in the genders file, 1 is returned. If it is not listed, 0 is returned. For genders_isattr(), if attr is listed in the genders file, 1 is returned. If it is not listed, 0 is returned. For genders_isattrval(), if attr=val is listed in the genders file, 1 is returned. If it is not listed, 0 is returned. On error, all three return -1 and an error code is returned in handle. The error code can be retrieved via genders_errnum(3) , and a description of the error code can be retrieved via genders_strerror(3). Error codes are defined in genders.h.

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ERRORSGENDERS_ERR_NULLHANDLE  The handle parameter is NULL. The genders handle must be created with genders_handle_create(3). GENDERS_ERR_NOTLOADED  genders_load_data(3) has not been called to load genders data. GENDERS_ERR_PARAMETERS  An incorrect parameter has been passed in. GENDERS_ERR_MAGIC  handle has an incorrect magic number. handle does not point to a genders handle or handle has been destroyed by genders_handle_destroy(3).

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FILES/usr/include/genders.h

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SEE ALSOlibgenders(3), genders_handle_create(3), genders_load_data(3), genders_errnum(3), genders_strerror(3) 0

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