From fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4 Mon Sep 17 00:00:00 2001 From: Joseph Hunkeler Date: Wed, 8 Jul 2015 20:46:52 -0400 Subject: Initial commit --- doc/spp_toc.hlp | 119 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 119 insertions(+) create mode 100644 doc/spp_toc.hlp (limited to 'doc/spp_toc.hlp') diff --git a/doc/spp_toc.hlp b/doc/spp_toc.hlp new file mode 100644 index 00000000..0494f96e --- /dev/null +++ b/doc/spp_toc.hlp @@ -0,0 +1,119 @@ +.help spp Jan83 "IRAF Subset Preprocessor Language" +.ce +Contents + +.rj 1 +1. Introduction + +.rj 1 +2. Getting Started + +.rj 2 +3. Fundamentals of the Language +.in 5 +.rj 2 +3.1 Lexical Form +.in 5 +.rj 2 +3.1.1 comments +.rj 2 +3.1.2 continuation +.rj 2 +3.1.3 integer constants +.rj 3 +3.1.4 floating point constants +.rj 3 +3.1.5 character constants +.rj 4 +3.1.6 string constants +.rj 4 +3.1.7 identifiers +.in -5 +.rj 4 +3.2 Data Types +.rj 5 +3.3 Declarations +.in 5 +.rj 5 +3.3.1 variable, array, and procedure declarations +.rj 6 +3.3.2 array declarations +.rj 6 +3.3.3 string declarations +.rj 7 +3.3.4 global common declarations +.rj 7 +3.3.5 procedure declarations +.in 5 +.rj 8 +example 1: the sinc function +.in -5 +.rj 8 +3.3.6 multiple entry points +.in 5 +.rj 9 +example 2: multiple entry points +.in -5 +.in -5 +.rj 9 +3.4 Initialization +.rj 9 +3.5 Control Flow Constructs +.in 5 +.rj 10 +3.5.1 conditional execution +.rj 11 +3.5.2 error handling +.rj 13 +3.5.3 repetitive execution +.in -5 +.rj 15 +3.6 Expressions +.in 5 +.rj 16 +3.6.1 mixed mode expressions +.rj 16 +3.6.2 type coercion +.in -5 +.rj 16 +3.7 The Assignment Statement +.rj 16 +3.8 Some Examples +.in 5 +.rj 17 +example 3: length of a string +.rj 17 +example 4: min and max of a real array +.in -5 +.rj 18 +3.9 Program Structure +.in 5 +.rj 19 +3.9.1 include files +.rj 19 +3.9.2 macro definitions +.rj 20 +3.9.3 the task statement, and tasks +.rj 22 +3.9.4 help text + +.in -5 +.in -5 +.rj 22 +4. Anachronisms + +.rj 23 +5. Notes on Topics not Discussed + +.rj 24 +APPENDIX A: Predefined Constants +.rj 25 +APPENDIX B: Detailed Examples +.in 5 +.rj 25 +Example 5: Matrix Inversion +.rj 28 +Example 6: Pattern Matching +.rj 31 +Example 7: Error Handling +.endhelp -- cgit