EVOLUTION-MANAGER

Edit File: delattr.c

#include "csf.h" #include "csfimpl.h" /* delete attribute from map * MdelAttribute deletes an attribute * from a map, if the attribute is available. * returns * the id argument if the attribute is successfully deleted, * or 0 in case of error or if the attribute is not found. * * Merrno * NOACCESS * WRITE_ERROR */ CSF_ATTR_ID MdelAttribute( MAP *m, /* map handle */ CSF_ATTR_ID id) /* identification of attribute */ { ATTR_CNTRL_BLOCK b; CSF_FADDR32 pos; if (! WRITE_ENABLE(m)) { M_ERROR(NOACCESS); goto error; } pos = CsfGetAttrBlock(m, id, &b); if (pos == 0) goto error; b.attrs[CsfGetAttrIndex(id, &b)].attrId = ATTR_NOT_USED; if (CsfWriteAttrBlock(m, pos, &b)) { M_ERROR(WRITE_ERROR); goto error; } return id ; error: return 0 ; /* not found or an error */ }