1 2020-07-30 Arnold D. Robbins <arnold (a] skeeve.com> 2 3 By fiat, we use bison for $(YACC). Trying to accommodate 4 different versions didn't work. 5 6 * makefile: Significant cleanup. Replace all ytab* references 7 with awkgram.tab.* and simplify definition of YACC. 8 * .gitignore: Remove ytab* references. 9 * b.c, lex.c, maketab.c, parse.c, run.c: Replace include of ytab.h 10 with awkgram.tab.h. 11 * lib.c, main.c, tran.c: Remove include of ytab.h, wasn't needed. 12 13 2020-01-20 Arnold D. Robbins <arnold (a] skeeve.com> 14 15 * run.c (openfile): Set the close-on-exec flag for file 16 and pipe redirections that aren't stdin/stdout/stderr. 17 18 2020-01-06 Arnold D. Robbins <arnold (a] skeeve.com> 19 20 Minor fixes. 21 * b.c (replace_repeat): Turn init_q back into an int. 22 * lex.c (string): Use \a instead of \007. 23 * tran.c (catstr): Use snprintf instead of sprintf. 24 25 2020-01-01 Arnold D. Robbins <arnold (a] skeeve.com> 26 27 * tran.c (syminit, arginit, envinit): Free sval member before 28 setting it. Thanks to valgrind. 29 * b.c: Small formatting cleanups in several routines. 30 31 2019-12-27 Arnold D. Robbins <arnold (a] skeeve.com> 32 33 * b.c (replace_repeat): Fix a bug whereby a{0,3} could match 34 four a's. Thanks to Anonymous AWK fan <awkfan77 (a] mailfence.com> 35 for the report. Also, minor code formatting cleanups. 36 * testdir/T.int-expr: New file. 37 38 2019-12-11 Arnold D. Robbins <arnold (a] skeeve.com> 39 40 * README: Renamed to ... 41 * README.md: ... this. Cleaned up some as well, 42 including moving to Markdown. 43 44 2019-11-08 Arnold D. Robbins <arnold (a] skeeve.com> 45 46 * test/T.chem: Use $oldawk instead of hardwiring 'awk'. 47 * test/T.lilly: Remove gawk warnings from output, improves 48 portability. 49 50 2019-10-17 Arnold D. Robbins <arnold (a] skeeve.com> 51 52 Pull in systime() and strftime() from the NetBSD awk. 53 54 * awk.1: Document the functions. 55 * run.c (bltin): Implement the functions. 56 * awk.h: Add defines for systime and strftime. 57 * lex.c: Add support for systime and strftime. 58 59 2019-10-07 Arnold D. Robbins <arnold (a] skeeve.com> 60 61 Integrate features from different *BSD versions of awk. 62 Gensub support from NetBSD. Bitwise functions from OpenBSD. 63 64 * awk.h: Add defines for and, or, xor, compl, lshift and rshift. 65 * awkgram.y: Add support for gensub. 66 * maketab.c: Ditto. 67 * lex.c: Add support for gensub and bitwise functions. 68 * parse.c (node5, op5): New functions. 69 * proto.h (node5, op5): New declarations. 70 * run.c (bltin): Implement the bitwise functions. 71 (gensub): New function. 72 * awk.1: Document additional functions. 73 74 2019-10-07 Arnold D. Robbins <arnold (a] skeeve.com> 75 76 * b.c (fnematch): Change type of pbuf from unsigned char to char. 77 * proto.h (fnematch): Ditto. 78 79 2019-10-06 Arnold D. Robbins <arnold (a] skeeve.com> 80 81 * lib.c (readrec): Allow RS a regular expression. Imported 82 the code from the NetBSD awk. 83 * b.c (fnematch): New function for implementing the feature. 84 * awk.1: Updated. 85 * main.c (version): Updated. 86 87 2019-06-24 Arnold D. Robbins <arnold (a] skeeve.com> 88 89 * makefile: Revise to take into account there is no more awktest.tar, 90 add targets 'check' and 'test', and also 'testclean' to clean up 91 after test run. Have 'clean' and 'cleaner' depend upon 'testclean'. 92 93 2019-06-23 Arnold D. Robbins <arnold (a] skeeve.com> 94 95 * testdir: Extracted from awktest.tar and added to Git. 96 * awktest.tar: Removed. 97 98 2019-06-06 Arnold D. Robbins <arnold (a] skeeve.com> 99 100 * awk.1: Fix a typo, minor edits. 101 102 2019-06-05 Arnold D. Robbins <arnold (a] skeeve.com> 103 104 * b.c (relex): Count parentheses and treat umatched right paren 105 as a literal character. 106 * awktest.tar (testdir/T.re): Added a test case. 107 * main.c (version): Updated. 108 109 2019-05-29 Arnold D. Robbins <arnold (a] skeeve.com> 110 111 * lib.c (isclvar): Remove check for additional '=' after 112 first one. No longer needed. 113 114 2019-01-26 Arnold D. Robbins <arnold (a] skeeve.com> 115 116 * main.c (version): Updated. 117 118 2019-01-25 Arnold D. Robbins <arnold (a] skeeve.com> 119 120 * run.c (awkgetline): Check for numeric value in all getline 121 variants. See the numeric-getline.* files in bugs-fixed directory. 122 123 2018-08-29 Arnold D. Robbins <arnold (a] skeeve.com> 124 125 * REGRESS: Check for existence of a.out. If not there, run 126 make. Enable core dumps for T.arnold system status test 127 to work on MacOS X. 128 129 2018-08-22 Arnold D. Robbins <arnold (a] skeeve.com> 130 131 * awktest.tar (testdir/T.expr): Fix test for unary plus. 132 133 2018-08-22 Arnold D. Robbins <arnold (a] skeeve.com> 134 135 * REGRESS: Extract tests if necessary, set PATH to include '.'. 136 * regdir/beebe.tar (Makefile): Fix longwrds test to prefix 137 sort with LC_ALL=C. 138 * awktest.tar: Updated from fixed test suite, directory 139 it extracts is now called 'testdir' to match what's in top-level 140 REGRESS script. 141 * regdir: Removed, as Brian wants to keep the test suite in 142 the tar file. 143 144 2018-08-22 Arnold D. Robbins <arnold (a] skeeve.com> 145 146 * FIXES, lib.c, run.c, makefile, main.c: Merge from Brian's tree. 147 * REGRESS: New file, from Brian. 148 * awktest.tar: Restored from Brian's tree. 149 150 2018-08-22 Arnold D. Robbins <arnold (a] skeeve.com> 151 152 * awkgram.y (UPLUS): New token. In the grammar, call op1() 153 with it. 154 * maketab.c (proc): Add entry for UPLUS. 155 * run.c (arith): Handle UPLUS. 156 * main.c (version): Updated. 157 * bugs-fixed/unary-plus.awk, bugs-fixed/unary-plus.bad, 158 bugs-fixed/unary-plus.ok: New files. 159 160 2018-08-10 Arnold D. Robbins <arnold (a] skeeve.com> 161 162 * TODO: Updated. 163 * awk.1: Improve use of macros, add some additional explanation 164 in a few places, alphabetize list of variables. 165 166 2018-08-08 Arnold D. Robbins <arnold (a] skeeve.com> 167 168 * awk.h (Cell): Add new field `fmt' to track xFMT value used 169 for a string conversion. 170 [CONVC, CONVO]: New flag macros. 171 * bugs-fixed/README: Updated. 172 * bugs-fixed/string-conv.awk, bugs-fixed/string-conv.bad, 173 bugs-fixed/string-conv.ok: New files. 174 * main.c (version): Updated. 175 * proto.h (flags2str): Add declaration. 176 * tran.c (setfval): Clear CONVC and CONVO flags and set vp->fmt 177 to NULL. 178 (setsval): Ditto. Add large comment and new code to manage 179 correct conversion of number to string based on various flags 180 and the value of vp->fmt. The idea is to not convert again 181 if xFMT is the same as before and we're doing the same conversion. 182 Otherwise, clear the old flags, set the new, and reconvert. 183 (flags2str): New function. For debug prints and for use from a debugger. 184 185 2018-08-05 Arnold D. Robbins <arnold (a] skeeve.com> 186 187 Fix filename conflicts in regdir where the only difference was 188 in letter case. This caused problems on Windows systems. 189 190 * regdir/Compare.T1: Renamed from regdir/Compare.T. 191 * regdir/t.delete0: Renamed from regdir/t.delete. 192 * regdir/t.getline1: Renamed from regdir/t.getline. 193 * regdir/t.redir1: Renamed from regdir/t.redir. 194 * regdir/t.split1: Renamed from regdir/t.split. 195 * regdir/t.sub0: Renamed from regdir/t.sub. 196 * regdir/REGRESS: Adjusted. 197 198 2018-08-04 Arnold D. Robbins <arnold (a] skeeve.com> 199 200 With scalpel, tweasers, magnifying glass and bated breath, 201 borrow code from the NetBSD version of nawk to fix the years-old 202 bug whereby decrementing the value of NF did not change the 203 record. 204 205 * lib.c (fldbld): Set donerec to 1 when done. 206 (setlastfld): New function. 207 * proto.h (setlastfld): Add declaration. 208 * run.c (copycell): Make code smarter about flags (from NetBSD code). 209 * tran.c (setfree): New function. 210 * tran.c (setfval): Normalize negative zero to positive zero. 211 If setting NF, clear donerec and call setlastfld(). 212 (setsval): Remove call to save_old_OFS(). If setting OFS, call 213 recbld(). If setting NF, clear donerec and call setlastfld(). 214 215 As part of the process, revert OFS-related changes of 2018-05-22: 216 217 * awk.h (saveOFS, saveOFSlen, save_old_OFS): Remove declarations. 218 * lib.c (recbld): Use *OFS instead of saveOFS. 219 * run.c (saveOFS, saveOFSlen, save_old_OFS): Remove. 220 * tran.c (syminit): Remove initialization of saveOFS and saveOFSlen. 221 222 General stuff that goes along with all this: 223 224 * bugs-fixed/README: Updated. 225 * bugs-fixed/decr-NF.awk, bugs-fixed/decr-NF.bad, 226 bugs-fixed/decr-NF.ok: New files. 227 * main.c (version): Updated. 228 * regdir/README.TESTS: Fix awk book title. 229 * regdir/T.misc: Revise test to match fixed code. 230 * run.c (format): Increase size of buffer used for %a test. (Unrelated 231 to NF or OFS, but fixes a compiler complaint.) 232 233 2018-06-07 Arnold D. Robbins <arnold (a] skeeve.com> 234 235 * regdir/beebe.tar: Fix longwrds.ok so that the test will pass. 236 The file was incorrectly sorted. 237 238 2018-06-06 Arnold D. Robbins <arnold (a] skeeve.com> 239 240 * regdir/T.lilly: Fix the bug again in the second instance 241 of the code. Thanks to BWK for pointing this out. 242 243 2018-05-31 Arnold D. Robbins <arnold (a] skeeve.com> 244 245 * regdir/T.lilly: Fix a syntax error and ordering bug 246 in creating the 'foo' file. 247 248 2018-05-23 Arnold D. Robbins <arnold (a] skeeve.com> 249 250 * awk.1: Remove standalone 'awk' at the top of file, it messed up 251 the formatting. Arrange built-in variable list in alphabetical 252 order. 253 254 2018-05-23 Arnold D. Robbins <arnold (a] skeeve.com> 255 256 * main.c (version): Add my email address and a date so that 257 users can tell this isn't straight BWK awk. 258 * README.md: Minor updates. 259 * TODO: Updated. 260 261 2018-05-22 Arnold D. Robbins <arnold (a] skeeve.com> 262 263 Add POSIX-required formats %a and %A. 264 265 * run.c (format): Check for %a support in C library. If there, 266 allow %a and %A as valid formats. 267 * TODO: Updated. 268 * bugs-fixed/README: Updated. 269 * bugs-fixed/a-format.awk, bugs-fixed/a-format.bad, 270 bugs-fixed/a-format.ok: New files. 271 272 2018-05-22 Arnold D. Robbins <arnold (a] skeeve.com> 273 274 * FIXES: Restored a line from a much earlier version that 275 apparently got lost when the dates were reordered. 276 * TODO: Updated. 277 278 2018-05-22 Arnold D. Robbins <arnold (a] skeeve.com> 279 280 * README.md: New file. 281 282 2018-05-22 Arnold D. Robbins <arnold (a] skeeve.com> 283 284 * regdir/echo.c, regdir/time.c: Minor fixes to compile without 285 warning on current GCC / Linux. 286 287 2018-05-22 Arnold D. Robbins <arnold (a] skeeve.com> 288 289 * TODO: New file. 290 291 2018-05-22 Arnold D. Robbins <arnold (a] skeeve.com> 292 293 * makefile (gitadd, gitpush): Remove these targets. They 294 should not be automated and were incorrect for things that 295 would be done regularly. 296 297 2018-05-22 Arnold D. Robbins <arnold (a] skeeve.com> 298 299 Fix nawk so that [[:blank:]] only matches space and tab instead 300 of any whitespace character, originally made May 10, 2018. 301 See bugs-fixed/space.awk. 302 303 This appears to have been a thinko on Brian's part. 304 305 * b.c (charclasses): Use xisblank() function for [[:blank:]]. 306 * bugs-fixed/README: Updated. 307 * bugs-fixed/space.awk, bugs-fixed/space.bad, 308 bugs-fixed/space.ok: New files. 309 310 2018-05-22 Arnold D. Robbins <arnold (a] skeeve.com> 311 312 * .gitignore: New file. 313 314 2018-05-22 Arnold D. Robbins <arnold (a] skeeve.com> 315 316 Fix nawk to provide reasonable exit status for system(), 317 a la gawk, originally made March 12, 2016. See 318 bugs-fixed/system-status.awk. 319 320 * run.c (bltin): For FSYSTEM, use the macros defined for wait(2) 321 to produce a reasonable exit value, instead of doing a floating-point 322 division by 256. 323 * awk.1: Document the return status values. 324 * bugs-fixed/README: Updated. 325 * bugs-fixed/system-status.awk, bugs-fixed/system-status.bad, 326 bugs-fixed/system-status.ok: New files. 327 328 2018-05-22 Arnold D. Robbins <arnold (a] skeeve.com> 329 330 Bug fix with respect to rebuilding a record, originally 331 made August 19, 2014. See bugs-fixed/ofs-rebuild.awk. 332 333 * awk.h (saveOFS, saveOFSlen): Declare new variables. 334 * lib.c (recbld): Use them when rebuilding the record. 335 * run.c (saveOFS, saveOFSlen): Define new variables. 336 (save_old_OFS): New function to save OFS aside. 337 * tran.c (syminit): Initialize saveOFS and saveOFSlen. 338 (setsval): If setting a field, call save_old_OFS(). 339 * bugs-fixed/README, bugs-fixed/ofs-rebuild.awk, 340 bugs-fixed/ofs-rebuild.bad, bugs-fixed/ofs-rebuild.ok: New files. 341 342 2018-05-22 Arnold D. Robbins <arnold (a] skeeve.com> 343 344 * makefile (YACC): Use bison. 345 346 2018-05-22 Arnold D. Robbins <arnold (a] skeeve.com> 347 348 * ChangeLog: Created. 349 * regdir: Created. Based on contents of awktest.a. 350 * .gitattributes: Created, to preserve CR LF in regdir/t.crlf. 351 * awktest.a: Removed. 352 * regdir/T.gawk, regdir/T.latin1: Updated from awktest.tar. 353 * awktest.tar: Removed. 354
Indexes created Fri Oct 02 00:25:19 UTC 2026