if( dlError ) exit(1);
/* */
/* 5-Execute the first loaded function */
/* */
rc = (*Function)( HelloMessage );
printf(" dlTest 5-printUPPERCASE return-%s-
", dlError);
/* */
/* 6-Close the shared library handle */
/* Note: after the dlclose, "printUPPERCASE" is not loaded */
/* */
rc = dlclose(FunctionLib);
dlError = dlerror();
printf(" dlTest 6-Close handle return-%s-
",dlError);
if( rc ) exit(1);
/* */
/* 7-Open Dynamic Loadable Libary using LD_LIBRARY path */
/* */
FunctionLib = dlopen("lowercase.so",RTLD_LAZY);
dlError = dlerror();
printf(" dlTest 7-Open Library with relative path return-%s-
", dlError);
if( dlError ) exit(1);
/* */
/* 8-Find the second loaded function */
/* */
Function = dlsym( FunctionLib, "printLowercase");
dlError = dlerror();
printf(" dlTest 8-Find symbol printLowercase return-%s-
", dlError);
if( dlError ) exit(1);
/* */
/* 8-execute the second loaded function */
/* */
rc = (*Function)( HelloMessage );
printf(" dlTest 9-printLowercase return-%s-
", dlError);
/* */
/* 10-Close the shared library handle */
/* */
rc = dlclose(FunctionLib);
dlError = dlerror();
printf(" dlTest 10-Close handle return-%s-
",dlError);
if( rc ) exit(1);
return(0);
}
UPPERCASE.c:
/************************************************/
/* Function to print input string as UPPER case. */
/* Returns 1. */
/*********************************************** */
int printUPPERCASE ( inLine )
char inLine[];
{
char UPstring[256];
char *inptr, *outptr;
inptr = inLine;
outptr = UPstring;
while ( *inptr != '
