Skip to content

Commit

Permalink
No commit message
Browse files Browse the repository at this point in the history
  • Loading branch information
@brechtsanders
brechtsanders committed Apr 10, 2016
1 parent daffbeb commit c9a82c6
Show file tree
Hide file tree
Showing 2 changed files with 297 additions and 0 deletions.
110 changes: 110 additions & 0 deletions build/xlsxio_csv2xlsx.cbp
View file
Original file line number Diff line number Diff line change
@@ -0,0 +1,110 @@
<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<CodeBlocks_project_file>
<FileVersion major="1" minor="6" />
<Project>
<Option title="xlsxio_csv2xlsx" />
<Option pch_mode="2" />
<Option compiler="gcc" />
<Build>
<Target title="Debug">
<Option output="bin/Debug/xlsxio_csv2xlsx" prefix_auto="1" extension_auto="1" />
<Option object_output="obj/Debug/" />
<Option type="1" />
<Option compiler="gcc" />
<Option parameters="-t example.xlsx.MySheet.csv example.xlsx.Sheet1.csv example.xlsx.Sheet2.csv" />
<Compiler>
<Add option="-g" />
</Compiler>
<Linker>
<Add library="bin/Debug/libxlsxio_write.dll.a" />
<Add directory="bin/Debug" />
</Linker>
</Target>
<Target title="Release">
<Option output="bin/Release/xlsxio_csv2xlsx" prefix_auto="1" extension_auto="1" />
<Option object_output="obj/Release/" />
<Option type="1" />
<Option compiler="gcc" />
<Option parameters="example.xlsx.MySheet.csv example.xlsx.Sheet1.csv example.xlsx.Sheet2.csv" />
<Compiler>
<Add option="-O3" />
</Compiler>
<Linker>
<Add option="-s" />
<Add library="bin/Release/libxlsxio_write.dll.a" />
<Add directory="bin/Release" />
</Linker>
</Target>
<Target title="Debug64">
<Option output="bin/Debug64/xlsxio_csv2xlsx" prefix_auto="1" extension_auto="1" />
<Option object_output="obj/Debug64/" />
<Option type="1" />
<Option compiler="MINGW64" />
<Option parameters=" -s ; example.xlsx.MySheet.csv example.xlsx.Sheet1.csv example.xlsx.Sheet2.csv" />
<Compiler>
<Add option="-g" />
</Compiler>
<Linker>
<Add library="bin/Debug64/libxlsxio_write.dll.a" />
<Add directory="bin/Debug64" />
</Linker>
</Target>
<Target title="Release64">
<Option output="bin/Release64/xlsxio_csv2xlsx" prefix_auto="1" extension_auto="1" />
<Option object_output="obj/Release64/" />
<Option type="1" />
<Option compiler="MINGW64" />
<Option parameters="example.xlsx.MySheet.csv example.xlsx.Sheet1.csv example.xlsx.Sheet2.csv" />
<Compiler>
<Add option="-O3" />
</Compiler>
<Linker>
<Add option="-s" />
<Add library="bin/Release64/libxlsxio_write.dll.a" />
<Add directory="bin/Release64" />
</Linker>
</Target>
<Target title="Debug32">
<Option output="bin/Debug32/xlsxio_csv2xlsx" prefix_auto="1" extension_auto="1" />
<Option object_output="obj/Debug32/" />
<Option type="1" />
<Option compiler="MINGW32" />
<Option parameters="example.xlsx.MySheet.csv example.xlsx.Sheet1.csv example.xlsx.Sheet2.csv" />
<Compiler>
<Add option="-g" />
</Compiler>
<Linker>
<Add library="bin/Debug32/libxlsxio_write.dll.a" />
<Add directory="bin/Debug32" />
</Linker>
</Target>
<Target title="Release32">
<Option output="bin/Release32/xlsxio_csv2xlsx" prefix_auto="1" extension_auto="1" />
<Option object_output="obj/Release32/" />
<Option type="1" />
<Option compiler="MINGW32" />
<Option parameters="example.xlsx.MySheet.csv example.xlsx.Sheet1.csv example.xlsx.Sheet2.csv" />
<Compiler>
<Add option="-O3" />
</Compiler>
<Linker>
<Add option="-s" />
<Add library="bin/Release32/libxlsxio_write.dll.a" />
<Add directory="bin/Release32" />
</Linker>
</Target>
</Build>
<Compiler>
<Add option="-Wall" />
<Add directory="../include" />
</Compiler>
<Unit filename="../src/xlsxio_csv2xlsx.c">
<Option compilerVar="CC" />
</Unit>
<Extensions>
<code_completion />
<envvars />
<debugger />
</Extensions>
</Project>
</CodeBlocks_project_file>
187 changes: 187 additions & 0 deletions src/xlsxio_csv2xlsx.c
View file
Original file line number Diff line number Diff line change
@@ -0,0 +1,187 @@
/*****************************************************************************
Copyright (C) 2016 Brecht Sanders All Rights Reserved
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*****************************************************************************/

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include "xlsxio_write.h"
#include "xlsxio_version.h"

#define BUFFER_SIZE 256

int append_buffer_data (char** pdata, size_t* pdatalen, const char* bufferdata, size_t bufferdatalen)
{
//allocate larger data buffer, abort in case of memory allocation error
if ((*pdata = (char*)realloc(*pdata, *pdatalen + bufferdatalen + 1)) == NULL)
return 1;
//append new data and adjust length
memcpy(*pdata + *pdatalen, bufferdata, bufferdatalen);
*pdatalen += bufferdatalen;
return 0;
}

void show_help ()
{
printf(
"Usage: xlsxio_csv2xlsx [-h] [-s separator] [-n] csvfile ...\n"
"Parameters:\n"
" -h \tdisplay command line help\n"
" -s separator\tspecify separator to use (default is comma)\n"
" -t \ttread top row as header row\n"
" csvfile \tpath to CSV file (multiple may be specified)\n"
"Description:\n"
"Converts all specified CSV files to .xlsx.\n"
"Version: " XLSXIO_VERSION_STRING "\n"
"\n"
);
}

int main (int argc, char* argv[])
{
int i;
char* param;
xlsxiowriter xlsxiowrite;
FILE* src;
char separator = ',';
char quote = '"';
int toprowheaders = 0;
//process command line parameters
if (argc == 1) {
show_help();
return 0;
}
for (i = 1; i < argc; i++) {
//check for command line parameters
if (argv[i][0] && (argv[i][0] == '/' || argv[i][0] == '-')) {
switch (tolower(argv[i][1])) {
case 'h' :
case '?' :
show_help();
return 0;
case 's' :
if (argv[i][2])
param = argv[i] + 2;
else if (i + 1 < argc && argv[i + 1])
param = argv[++i];
if (param)
separator = param[0];
continue;
case 't' :
toprowheaders = 1;
continue;
}
}
//open CSV file
if ((src = fopen(argv[i], "rb")) == NULL) {
fprintf(stderr, "Error opening file: %s\n", argv[i]);
} else {
char* sheetname;
char* filename;
//determine sheetname
if ((sheetname = strdup(argv[i])) != NULL) {
char* p;
if ((p = strrchr(sheetname, '.')) != NULL)
*p = 0;
}
//determine output filename
if ((filename = (char*)malloc(strlen(argv[i]) + 6)) == NULL ){
fprintf(stderr, "Memory allocation error\n");
} else {
strcpy(filename, argv[i]);
strcat(filename, ".xlsx");
//create .xslx file
if ((xlsxiowrite = xlsxiowrite_open(filename, sheetname)) != NULL) {
//skip UTF-8 BOM header if present
unsigned char bom[3];
if (!(fread(bom, 1, 3, src) == 3 && bom[0] == 0xEF && bom[1] == 0xBB && bom[2] == 0xBF)) {
fseek(src, 0, SEEK_SET);
}
//process CSV file
char buf[BUFFER_SIZE];
size_t buflen = 0;
size_t bufstart = 0;
size_t bufpos = 0;
char* value = NULL;
size_t valuelen = 0;
size_t unquoted = 1;
char lastchar = 0;
int toprow = 1;
//read data one buffer at a tome
while ((buflen = fread(buf, 1, BUFFER_SIZE, src)) > 0) {
//process each character in buffer
while (bufpos < buflen) {
if (unquoted) {
if (buf[bufpos] == separator || buf[bufpos] == '\n') {
//process end of cell
append_buffer_data(&value, &valuelen, buf + bufstart, bufpos - bufstart);
bufstart = bufpos + 1;
//detect CRLF line breaks and skip CR
if (buf[bufpos] == '\n' && valuelen > 0 && value[valuelen - 1] == '\r')
valuelen--;
//write cell value
if (value)
value[valuelen] = 0;
if (toprow && toprowheaders)
xlsxiowrite_add_column(xlsxiowrite, value, 0);
else
xlsxiowrite_add_cell_string(xlsxiowrite, value);
//clean up cell value
free(value);
value = NULL;
valuelen = 0;
//process end of line
if (buf[bufpos] == '\n') {
xlsxiowrite_next_row(xlsxiowrite);
toprow = 0;
}
} else if (buf[bufpos] == quote) {
//process upen quote
append_buffer_data(&value, &valuelen, buf + bufstart, bufpos - bufstart + (lastchar == quote ? 1 : 0));
bufstart = bufpos + 1;
unquoted = 0;
}
} else if (buf[bufpos] == quote) {
//process close quote
append_buffer_data(&value, &valuelen, buf + bufstart, bufpos - bufstart);
bufstart = bufpos + 1;
unquoted = 1;
}
//prepare for processing next character
lastchar = buf[bufpos];
bufpos++;
}
//dump data at end of buffer and reset counters
append_buffer_data(&value, &valuelen, buf + bufstart, bufpos - bufstart);
bufstart = 0;
bufpos = 0;
}
//close .xlsx file
xlsxiowrite_close(xlsxiowrite);
}
}
//close CSV file
fclose(src);
}
}
return 0;
}

0 comments on commit c9a82c6

Please sign in to comment.