PGPLOT version 5.2.1

This version is a maintenance release. It introduces no new subroutines or functionality.

Tested Systems

• Solaris 2.5.1 (SunOS 5.5.1), GNU Fortran (g77) and C (gcc) 2.8.1 [sol2 g77_gcc]; tested on SPARC Ultra-1; device drivers CGDRIV GIDRIV GLDRIV NUDRIV PPDRIV PSDRIV TKDRIV TTDRIV WDDRIV XMDRIV XWDRIV.

Changes to configuration files and system support

New systems

sys_cygwin

sys_gnuwin32

sys_solx86

Modified systems

See the appropriate pgplot/sys_*/aaaread.me file for details of changes. Many configuration files (not listed here) have been modified to correct errors and add new configuration variables.

sys_aix

Modified aaaread.me, xlf_cc.conf; added g77_gcc.conf.

sys_hp

Added g77_gcc.conf.

sys_linux

Added f95_gcc.conf (and directory f95_src), fort77_gcc.conf, g77_elf.conf, g77_gcc_aout.conf, nag_gcc.conf and directory nag_src.

sys_osf1

Added g77_gcc.conf.

sys_win

Added gidriv.f and pgpack.f (special versions of these routines for Windows).

Modified support routines

sys/grgetc.c

Removed unused variables.

sys/grgmem.c

Modified to work with 64-bit systems (or other systems in which a pointer does not fit in an int).

Changes to device drivers

New device drivers

cgdriv

Driver for CGM (Computer Graphics Metafile).

pndriv

Driver for PNG (Portable Network Graphics format). Note: to install this, you must have libpng.

xadriv

This is a widget driver, like xmdriv, that uses the X-athena widget set instead of the Motif widget set. See the documentation for xmdriv for further information.

Modified device drivers

Many.

Changes to PGPLOT subroutines

pgqinf

Returns new version number (5.2.1).