1 char *xxxvers = "\n@(#) MAKE. VERSION 2.78 22 MAY 1986\n" ; 2 static char *sccsid = "@(#)ident.c 8th Edition (Bell Labs) 85/10/28"; 3 4 /* 5 2.1 4/24/76 Base version 6 7 2.2 4/26/76 Error found by SRB in overriding pattern rules; 8 corrected gram.y 9 10 2.3 4/27/76 Further correction for overriding pattern rules; 11 corrected doname.c 12 13 2.4 Removed .CLEAR name, added .IGNORE. 14 A .SUFFIXES rule without dependents clears the list 15 16 2.5 Stripped output 17 18 2.6 Changed doshell to accomodate new shell. 19 20 2.7 Following SRB's sugestion, added ${...} as 21 alternate macro name 22 23 2.8 Defined macros AS and DTGEN in files.c. 24 25 2.9 Put in a fix to prevent removal of files 26 upon interrupt in a :: rule. 27 28 2.10 Fixed bugs involving messages for :: 29 and closing standard input 30 31 2.11 Changed time test from <= to < 32 (equal times are considered in sync) 33 34 2.12 Installed -t flag (touch and update time of 35 files rather than issue commands) 36 Fixed bug in dosys 37 38 2.13 Fixed lex.c to allow sharps (#) in commands 39 40 2.14 Added .DEFAULT rule 41 42 2.15 Changed to <lS> I/O System (stdio.h) 43 44 2.16 Removed references to double floats and macro HAVELONGS; 45 committed to use of long ints for times. 46 2.17 Corrected metacharacter list in dosys.c. 47 2.18 Miscellaneous fixes 48 2.19 Updated files.c to use include file stat.h 49 2.20 Added -q flag for Mike Lesk 50 2.21 Added AWK rules and .w suffix to files.c 51 2.22 Added colon to the list of metacharacters 52 2.23 Macro substitutions on dependency lines. 53 Redid argument and macro setting. 54 Close files before exec'ing. 55 Print > at beginning of command lines. 56 No printing of commands beginnng with @. 57 2.24 Parametrized propt sequence in doname.c (4/1/77) 58 2.25 Added $? facility 59 2.26 Fixed bug in macro expansion 60 2.27 Repaired interrupt handling 61 2.28 Repaired bug in -n 62 2.29 Repaired bug in file closing and $? string creation 63 2.30 Repaired bug in grammar about command lines 64 2.31 Added -k flag, modified doname.c and defs 65 2.32 Made "keepgoing" the default, added -S flag, 66 changed handling of funny characters internally 67 2.3 Small fixups to interrupt and quit handling. 68 Changed default back to -k. 69 2.34 Added .PRECIOUS rule for interrupts 70 2.35 Added references to include files (due to TLL) 71 2.36 Fixed bug in lex.c so = permitted in rules on :; line 72 2.37 Miscellaneous code cleanups 73 2.38 Sleep one second after each touch in -t mode 74 2.39 Extended string[] declaration in doname.c 75 2.40 Permit recursive macro references 76 2.41 Separated YYLMAX into INMAX and OUTMAX macros, specifying longest 77 input and output lines respectively. 78 2.42 Fixed bug involving :: lines without dependents 79 2.43 Main name is first name that contains a slash or doesn't 80 begin with a dot 81 2.44 Fixed bug involving $$ on command line 82 2.45 Changed files.c to put .f before .e, .r and to use f77 instead of fc. 83 2.46 Changed dosys.c to eliminate copying and to call execvp. 84 2.47 Changed files.c to add ".out" suffix and rules. 85 2.48 Changed misc.c to permit tabs preceding = in macro definition 86 2.49 Added reference to <ctyp.h>. Removed -lS references from files.c 87 2.50 General cleanup to reduce lint messages. (changes in declarations 88 and in uses of variables) 89 2.51 Further cleanup making use of new Yacc features. 90 2.52 91 2.53 Changed handling of "touch" 92 2.54 Fixed bug involving comments in lexical analyzer. 93 2.55 Ignore commands that begin with a # are comments. 94 2.56 Added = to list of META characters (to permit shell commands) 95 2.57 Changed lookarch and getobj to fix bugs. 96 2.58 Fixed interrupt handling. 97 2.59 Changed references to sprintf to accomodate new function definition 98 Also fixed extern declarations. 99 2.60 Limited the number of open directories. 100 2.61 Added code to handle archives with ascii headers. 101 2.62 Joe Condon Fixes to archive formats 102 2.63 Pattern Matching (%) stuff. 103 2.64 Reinstalled $(TGS) as $^ from other version 104 2.65 Installed dynamic macros ( := commands). 105 2.66 Sped up pattern matching code 106 2.67 Changed pattern matching code to permit multiple dependents 107 2.68 Added + (do it despite -n) prefix to command lines. 108 Fixed bug involving metacharacter expansions on dependency lines. 109 2.69 Added & to dependency lines and new background process spawning 110 2.70 Added Bradford's macros: $/, $@, *D, *F, <D, <F, @D, @F. 111 2.71 Added include stack to input. 112 Added check for sccs makefiles: s.[Mm]akefile 113 2.72 Load environment into macro tables. Added Bradford's -e flag. 114 2.73 Pass changed environment macros out to commands. 115 2.74 Fixed limit on args in dosys.c. 116 Non-existent archives now treated as other non-existent files. 117 2.75 Fixed bug in rehash. 118 2.76 Fixed bug when pattern searching in non-existent directory 119 Fixed infinite loop when awaiting failed process 120 Now wait till all subjobs finish before returning 121 make, unless a subjob fails 122 2.77 Added -z option that always forces shell invocation 123 rather than direct fork-exec 124 2.78 Check for error (-1) returned from fork 125 */ 126