The shl_get and shl_get_r Routines..................................................................................... | 175 |
Syntax....................................................................................................................... | 175 |
Parameters................................................................................................................. | 175 |
Return Value............................................................................................................... | 176 |
Description................................................................................................................. | 176 |
Example ................................................................................................................... | 176 |
The shl_gethandle and shl_gethandle_r Routines.................................................................. | 177 |
Syntax....................................................................................................................... | 177 |
Parameters................................................................................................................. | 177 |
Return Value............................................................................................................... | 177 |
Description................................................................................................................. | 177 |
Example.................................................................................................................... | 177 |
The shl_definesym Routine................................................................................................. | 177 |
Syntax....................................................................................................................... | 178 |
Parameters ................................................................................................................ | 178 |
Return Value............................................................................................................... | 178 |
Description................................................................................................................. | 178 |
The shl_getsymbols Routine............................................................................................... | 178 |
Syntax ...................................................................................................................... | 178 |
Parameters ................................................................................................................ | 179 |
Return Value............................................................................................................... | 179 |
The shl_symbol Structure............................................................................................... | 180 |
show_symbols - Display Shared Library Symbols.............................................................. | 180 |
show_all - Use show_symbols to Show All Symbols ......................................................... | 181 |
The shl_unload Routine..................................................................................................... | 182 |
Syntax ...................................................................................................................... | 182 |
Parameters ................................................................................................................ | 182 |
Return Value .............................................................................................................. | 182 |
Description ................................................................................................................ | 182 |
Usage....................................................................................................................... | 182 |
The shl_unload Routine Returning ETXTBSY..................................................................... | 183 |
Dynamic Loader Compatibility Warnings................................................................................. | 183 |
Unsupported Shared Library Management Routines.............................................................. | 183 |
Unsupported Shared Library Management Flags.................................................................. | 183 |
8 Writing and Generating Position-Independent Code.................................... | 185 |
What is a Relocatable Object Code?...................................................................................... | 185 |
What is a Absolute Object Code?.......................................................................................... | 185 |
What is a Position-Independent Code?.................................................................................... | 186 |
Generating Position-Independent Code.................................................................................... | 186 |
PIC Requirements for Compilers and Assembly Code............................................................ | 187 |
Long Calls....................................................................................................................... | 188 |
Long Branches and Switch Tables....................................................................................... | 188 |
Assigned GOTO Statements ............................................................................................. | 188 |
Literal References............................................................................................................. | 188 |
Global and Static Variable References................................................................................ | 189 |
Procedure Labels.............................................................................................................. | 189 |
9 Using Mapfiles....................................................................................... | 191 |
Controlling Mapfiles with the -k Option.................................................................................... | 191 |
Changing Mapfiles with -k filename and +nodefaultmap............................................................ | 191 |
Mapfile Example: Using -k mapfile and +nodefaultmap ....................................................... | 191 |
Simple Mapfile..................................................................................................................... | 193 |
Default HP-UX 11.0 Release Mapfile......................................................................................... | 193 |
Defining Syntax for Mapfile Directives..................................................................................... | 195 |
Defining Mapfile Segment Declarations................................................................................... | 196 |