Performance optimization on sqlite3_vsnprintf().
FossilOrigin-Name: 4430e6e96dbf3d0b464776c132838dd3e456716e0ae5972fc7e0ece13b56ea25
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C Add\sthe\s"on"\soption\sto\sthe\s".log"\scommand\sin\sthe\sCLI.\s\sAllow\s".log\son"\sand\n".log\soff"\seven\sin\s--safe\smode.\s\sEnable\sthe\s.log\scommand\sfor\sfiddle\sbuilds.
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D 2023-02-24T21:23:53.130
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C Performance\soptimization\son\ssqlite3_vsnprintf().
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D 2023-02-25T12:50:54.857
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F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
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F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
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F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
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@ -617,7 +617,7 @@ F src/pcache1.c dee95e3cd2b61e6512dc814c5ab76d5eb36f0bfc9441dbb4260fccc0d12bbddc
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F src/pragma.c 82d5090a35eac75876d3b41f48d06b2370553c9576bf2942233c462e03eb94c9
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F src/pragma.h e690a356c18e98414d2e870ea791c1be1545a714ba623719deb63f7f226d8bb7
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F src/prepare.c ce87a08cfddd45a147150db34190b1986f2d4a0e0828858cb6bd908c78fb02e3
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F src/printf.c 5957a30d107a3916a411cb979b9ee80447dc3717aecc4648a4d8cce0f929e508
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F src/printf.c fb31597cf93200eba9167573094ee312b0d51b2c1998613284ceb2c8c212b492
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F src/rowset.c ba9515a922af32abe1f7d39406b9d35730ed65efab9443dc5702693b60854c92
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@ -2046,8 +2046,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
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F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
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R 50518feb0ca5bebb9a44abf5ec071312
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U drh
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Z b866616686ca4aa5278ef4fb5c394a30
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Z 75921f7ab1a31bc1aea299fbe5176436
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# Remove this line to create a well-formed Fossil manifest.
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@ -1 +1 @@
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6bba9100ae81466eeb49845c449cbfddf4f82f18b89f55e6ef575cbf66af63af
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4430e6e96dbf3d0b464776c132838dd3e456716e0ae5972fc7e0ece13b56ea25
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src/printf.c
16
src/printf.c
@ -1361,12 +1361,22 @@ char *sqlite3_vsnprintf(int n, char *zBuf, const char *zFormat, va_list ap){
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return zBuf;
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}
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char *sqlite3_snprintf(int n, char *zBuf, const char *zFormat, ...){
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char *z;
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StrAccum acc;
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va_list ap;
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if( n<=0 ) return zBuf;
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#ifdef SQLITE_ENABLE_API_ARMOR
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if( zBuf==0 || zFormat==0 ) {
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(void)SQLITE_MISUSE_BKPT;
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if( zBuf ) zBuf[0] = 0;
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return zBuf;
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}
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#endif
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sqlite3StrAccumInit(&acc, 0, zBuf, n, 0);
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va_start(ap,zFormat);
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z = sqlite3_vsnprintf(n, zBuf, zFormat, ap);
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sqlite3_str_vappendf(&acc, zFormat, ap);
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va_end(ap);
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return z;
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zBuf[acc.nChar] = 0;
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return zBuf;
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}
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/*
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