2014-03-15 16:59:03 +00:00
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$!------------------------------------------------------------------------------
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$! make "PNG: The Definitive Guide" demo programs (for X) under OpenVMS
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$!
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$! Script created by Martin Zinser for libpng; modified by Greg Roelofs
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$! for standalone pngbook source distribution.
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$!
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$!
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$! Set locations where zlib and libpng sources live.
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$!
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$ zpath = ""
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$ pngpath = ""
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$!
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$ if f$search("[---.zlib]zlib.h").nes."" then zpath = "[---.zlib]"
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$ if f$search("[--]png.h").nes."" then pngpath = "[--]"
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$!
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$ if f$search("[-.zlib]zlib.h").nes."" then zpath = "[-.zlib]"
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$ if f$search("[-.libpng]png.h").nes."" then pngpath = "[-.libpng]"
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$!
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$ if zpath .eqs. ""
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$ then
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$ write sys$output "zlib include not found. Exiting..."
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$ exit 2
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2019-10-30 09:59:02 +00:00
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$ endif
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2014-03-15 16:59:03 +00:00
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$!
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$ if pngpath .eqs. ""
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$ then
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$ write sys$output "libpng include not found. Exiting..."
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$ exit 2
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2019-10-30 09:59:02 +00:00
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$ endif
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2014-03-15 16:59:03 +00:00
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$!
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$! Look for the compiler used.
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$!
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$ ccopt="/include=(''zpath',''pngpath')"
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$ if f$getsyi("HW_MODEL").ge.1024
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$ then
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$ ccopt = "/prefix=all"+ccopt
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$ comp = "__decc__=1"
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$ if f$trnlnm("SYS").eqs."" then define sys sys$library:
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$ else
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$ if f$search("SYS$SYSTEM:DECC$COMPILER.EXE").eqs.""
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$ then
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$ if f$trnlnm("SYS").eqs."" then define sys sys$library:
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$ if f$search("SYS$SYSTEM:VAXC.EXE").eqs.""
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$ then
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$ comp = "__gcc__=1"
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$ CC :== GCC
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$ else
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$ comp = "__vaxc__=1"
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$ endif
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$ else
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$ if f$trnlnm("SYS").eqs."" then define sys decc$library_include:
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$ ccopt = "/decc/prefix=all"+ccopt
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$ comp = "__decc__=1"
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$ endif
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$ endif
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$ open/write lopt lib.opt
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$ write lopt "''pngpath'libpng.olb/lib"
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$ write lopt "''zpath'libz.olb/lib"
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$ close lopt
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$ open/write xopt x11.opt
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$ write xopt "sys$library:decw$xlibshr.exe/share"
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$ close xopt
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$!
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$! Build 'em.
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$!
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$ write sys$output "Compiling PNG book programs ..."
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$ CALL MAKE readpng.OBJ "cc ''CCOPT' readpng" -
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readpng.c readpng.h
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$ CALL MAKE readpng2.OBJ "cc ''CCOPT' readpng2" -
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readpng2.c readpng2.h
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$ CALL MAKE writepng.OBJ "cc ''CCOPT' writepng" -
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writepng.c writepng.h
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$ write sys$output "Building rpng-x..."
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$ CALL MAKE rpng-x.OBJ "cc ''CCOPT' rpng-x" -
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rpng-x.c readpng.h
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$ call make rpng-x.exe -
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"LINK rpng-x,readpng,lib.opt/opt,x11.opt/opt" -
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rpng-x.obj readpng.obj
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$ write sys$output "Building rpng2-x..."
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$ CALL MAKE rpng2-x.OBJ "cc ''CCOPT' rpng2-x" -
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rpng2-x.c readpng2.h
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$ call make rpng2-x.exe -
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"LINK rpng2-x,readpng2,lib.opt/opt,x11.opt/opt" -
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rpng2-x.obj readpng2.obj
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$ write sys$output "Building wpng..."
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$ CALL MAKE wpng.OBJ "cc ''CCOPT' wpng" -
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wpng.c writepng.h
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$ call make wpng.exe -
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"LINK wpng,writepng,lib.opt/opt" -
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wpng.obj writepng.obj
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$ exit
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$!
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$!
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$MAKE: SUBROUTINE !SUBROUTINE TO CHECK DEPENDENCIES
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$ V = 'F$Verify(0)
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$! P1 = What we are trying to make
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$! P2 = Command to make it
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$! P3 - P8 What it depends on
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$
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$ If F$Search(P1) .Eqs. "" Then Goto Makeit
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$ Time = F$CvTime(F$File(P1,"RDT"))
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$arg=3
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$Loop:
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$ Argument = P'arg
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$ If Argument .Eqs. "" Then Goto Exit
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$ El=0
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$Loop2:
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$ File = F$Element(El," ",Argument)
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$ If File .Eqs. " " Then Goto Endl
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$ AFile = ""
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$Loop3:
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$ OFile = AFile
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$ AFile = F$Search(File)
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$ If AFile .Eqs. "" .Or. AFile .Eqs. OFile Then Goto NextEl
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$ If F$CvTime(F$File(AFile,"RDT")) .Ges. Time Then Goto Makeit
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$ Goto Loop3
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$NextEL:
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$ El = El + 1
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$ Goto Loop2
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$EndL:
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$ arg=arg+1
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$ If arg .Le. 8 Then Goto Loop
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$ Goto Exit
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$
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$Makeit:
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$ VV=F$VERIFY(0)
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$ write sys$output P2
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$ 'P2
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$ VV='F$Verify(VV)
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$Exit:
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$ If V Then Set Verify
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$ENDSUBROUTINE
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