Fix a corner case in automatic TCLLIBDIR detection: if the $auto_path list is not empty but none of them refer to an existing dir, the last dir in that list would have been accepted as the TCLLIBDIR. It will now error out instead.

FossilOrigin-Name: 1d2ecae1304d9f677bd50eaae6bd9cb25cb75c611d88a30839f5287a7a97d7d5

main.mk

@@ -929,12 +929,14 @@ $(T.tcl.env.sh): $(TCLSH_CMD) $(TCL_CONFIG_SH)
 		echo 'TCL_CONFIG_SH must be set to point to a "tclConfig.sh"' 1>&2; exit 1; \
 	fi
 	@if [ x != "x$(TCLLIBDIR)" ]; then echo TCLLIBDIR="$(TCLLIBDIR)"; else \
-		for TCLLIBDIR in `echo "puts stdout \\$$auto_path" | $(TCLSH_CMD)`; do \
-		[ -d "$$TCLLIBDIR" ] && break; done; \
-		if [ x = "x$$TCLLIBDIR" ]; then echo "Cannot determine TCLLIBDIR" 1>&2; exit 1; fi; \
-		echo TCLLIBDIR="$$TCLLIBDIR/sqlite3"; \
+		ld= ; \
+		for d in `echo "puts stdout \\$$auto_path" | $(TCLSH_CMD)`; do \
+			if [ -d "$$d" ]; then ld=$$d; break; fi; \
+		done; \
+		if [ x = "x$$ld" ]; then echo "Cannot determine TCLLIBDIR" 1>&2; exit 1; fi; \
+		echo "TCLLIBDIR=$$ld/sqlite3"; \
 	fi > $@; \
-	echo ". $(TCL_CONFIG_SH) || exit \$$?" >> $@
+	echo ". \"$(TCL_CONFIG_SH)\" || exit \$$?" >> $@
 
 #
 # $(T.tcl.env.source) is shell code to be run as part of any

manifest

@@ -1,5 +1,5 @@
-C Reimplement\show\sthe\sTCL-related\senvironment\svars\sare\smade\savailable\sto\smake\srecipes\swhich\sneed\sthem,\sreducing\sthe\sconsole\snoise\sand\sconsolidating\sit\swith\sthe\shas_tclconfig\sflag\sfile.\sIt\snow\suses\sa\sgenerated\sshell\ssnippet\swhich\sit\ssources,\srather\sthan\sinlining\sall\sof\sthat\sshell\scode.
-D 2024-10-31T00:56:05.498
+C Fix\sa\scorner\scase\sin\sautomatic\sTCLLIBDIR\sdetection:\sif\sthe\s$auto_path\slist\sis\snot\sempty\sbut\snone\sof\sthem\srefer\sto\san\sexisting\sdir,\sthe\slast\sdir\sin\sthat\slist\swould\shave\sbeen\saccepted\sas\sthe\sTCLLIBDIR.\sIt\swill\snow\serror\sout\sinstead.
+D 2024-10-31T01:51:00.715
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md c5b4009dca54d127d2d6033c22fd9cc34f53bedb6ef12c7cbaa468381c74ab28
@@ -697,7 +697,7 @@ F ext/wasm/tests/opfs/concurrency/test.js d08889a5bb6e61937d0b8cbb78c9efbefbf65a
 F ext/wasm/tests/opfs/concurrency/worker.js 0a8c1a3e6ebb38aabbee24f122693f1fb29d599948915c76906681bb7da1d3d2
 F ext/wasm/wasmfs.make bc8bb227f35d5bd3863a7bd2233437c37472a0d81585979f058f9b9b503bef35
 F magic.txt 5ade0bc977aa135e79e3faaea894d5671b26107cc91e70783aa7dc83f22f3ba0
-F main.mk 79a3a4bae01816303a6f027a2bed45afceb6bf0929bd4f5b7141cfb0a8b9c950
+F main.mk 89d5f9a552f4933d8d4d8fafc0d5899c5622863173fbadfb3dd404440aeb38e7
 F mptest/config01.test 3c6adcbc50b991866855f1977ff172eb6d901271
 F mptest/config02.test 4415dfe36c48785f751e16e32c20b077c28ae504
 F mptest/crash01.test 61e61469e257df0850df4293d7d4d6c2af301421
@@ -2198,8 +2198,8 @@ F tool/version-info.c 3b36468a90faf1bbd59c65fd0eb66522d9f941eedd364fabccd7227350
 F tool/warnings-clang.sh bbf6a1e685e534c92ec2bfba5b1745f34fb6f0bc2a362850723a9ee87c1b31a7
 F tool/warnings.sh 49a486c5069de041aedcbde4de178293e0463ae9918ecad7539eedf0ec77a139
 F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
-P 3be32de1626f940e256076df76388e7633de57f340aac937f6a48d3585b96ca4
-R 9216ca2734a13c3e7fb0657b81bdb07d
+P 0cdfd142e11824d41ebb6c6e508933e04ac6f6dc0dc375cc5b0032f56eb7f423
+R fc35c15ebb3d82bb0506da0227aa9928
 U stephan
-Z 59155e9ae3f05d19e5817b0f4a32cdcf
+Z 341fe632ebb3723ef897619681058c98
 # Remove this line to create a well-formed Fossil manifest.

manifest.uuid

@@ -1 +1 @@
-0cdfd142e11824d41ebb6c6e508933e04ac6f6dc0dc375cc5b0032f56eb7f423
+1d2ecae1304d9f677bd50eaae6bd9cb25cb75c611d88a30839f5287a7a97d7d5