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mk_options.c
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mk_options.c
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/*
Quickplot - an interactive 2D plotter
Copyright (C) 1998-2011 Lance Arsenault
This file is part of Quickplot.
Quickplot is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
by the Free Software Foundation, either version 3 of the License,
or (at your option) any later version.
Quickplot is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with Quickplot. If not, see <http://www.gnu.org/licenses/>.
*/
/* Quickplot is turning out to have so many command
* line options that we are automating the coding and
* documenting of them using this C code.
* This code is not compiled into Quickplot. The
* executable from this code is used to generate code
* that goes into Quickplot.
* We will try to make this the only place with these
* argument option strings are listed, so that we can
* change them in one place, or better yet, not change
* them.
*
* One negative to this method is that many other source
* files depend on this one file and so when you edit
* this one file many other files will need to be
* recompiled. Reminds me of using the QT moc
* preprocessor and why I do not like QT. This is not
* that bad. */
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
#include <stdarg.h>
#include <ctype.h>
#include "config.h"
#include "debug.h"
#ifdef DMALLOC
# include "dmalloc.h"
#endif
struct qp_option
{
/* 0 = do not call function 1 or 2 = call function 2 = function will exit */
int pass[2]; /* pass[0] == 1st pass pass[1] == 2nd pass */
char *long_op; /* initialization code is generated based this string */
char *short_op;
char *arg; /* if arg == "[STRING]" then it is optional */
char *description; /* you can put @CONFIG_STUFF@ in this string */
/* Set these two to make code that initializes and declares a
* struct qp_app variable. */
char *op_init_value; /* like "0" for app->op_my_long_option = 0; */
char *op_type; /* like "int" for int op_my_long_option; in the struct qp_app */
};
/* description special sequences that make HTML markup
*
* "**" = start list <ul>
* "##" = <li>
* "&&" = end list </ul>
*
* " " = " "
*
* "--*" = "<a href="#name">--*</a>" where --* is a long_op
*
* "::" = "<span class=code>" and will not add '\n' until @@
* "@@" = "</span>"
*/
/* int tri values are auto = -1 on or yes = 1 no or off = 0 */
static
struct qp_option options[] =
{
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {1,1}, "", 0, "FILE", "read data from file FILE. If FILE is - (dash) then "
"standard input will be read. This is the same as "
"the ::--file@@ option. See also ::--pipe@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {2,0}, "--about", "-a", 0, "display introductory information about Quickplot in a "
"browser and exit", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--auto-scale", "-A", 0, "automatically select the X and Y scales for graphs "
"containing more than one plot. This is the default. "
"See also ::--same-x-scale@@, ::--same-y-scale@@, "
"::--same-scale@@ ::--different-scale@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {1,1}, "--background-color", "-C", "RGBA", "set the color of the graph background. RGBA may be any "
"string that GTK+ can parse into a RGB or RGBA color. "
"For examples ::--background-color='rgba(0,0,255,0.5)'@@ "
"will make translucent blue, and ::-C '#050'@@ will make "
"a dark green.", 0, "struct "
"qp_colora" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--border", "-b", 0, "add a border to main window. This is the default. See "
"also ::--no-border@@.", "TRUE", "gboolean" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--buttons", 0, 0, "show the button bar in the main window. This is the "
"default. See also ::--no-buttons@@.", "1", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--cairo-draw", "-c", 0, "draw graphs using the Cairo API. Cairo drawing may be "
"slower, but you get translucent colors and "
"anti-aliasing in all aspects of the graph and in saved "
"image files. See also ::--x11-draw@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--default-graph", "-D", 0, "create the default graph for the current file and turn "
"default graphing for future files read. "
"If you give a ::--graph@@ or ::--graph-file@@ "
"after this option you will generate an additional "
"graph. A default graph will be made each "
"time this option is encountered, so this can be used to "
"control when, in the sequence of command line options, "
"graphs are made. See also ::--no-default-graph@@.", "1", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--different-scale", "-d", 0, "graphs with more than one plot will have different "
"scales if the extreme values in each plot are not all "
"the same. See also ::--same-scale@@, ::--same-x-scale@@ "
"and ::--same-y-scale@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--file", "-f", "FILE", "read data from file FILE. If FILE is - (dash) then "
"standard input will be read. See also ::--pipe@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--fullscreen", "-F", 0, "make the main window fullscreen. See also "
"::--no-fullscreen@@ and ::--maximize@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--gaps", 0, 0, "interpret NAN, -NAN, INF, -INF, and double overflow "
"numbers as a gap in the plot, and don't draw a "
"connecting line to adjacent non-gap points. "
"This is the default. See also ::--no-gaps@@.", "1", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--geometry", 0, "GEO", "specify the position and size of the main window. To "
"set the geometry back to the default just set GEO to "
"NONE. Example ::--geometry=1000x300-0+30@@", 0, "cairo_rec"
"tangle_in"
"t_t" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--graph", "-g", "LIST", "make a graph with plots ::LIST@@. "
"The ::LIST@@ is of the form ::\"x0 y0 x1 y1 x2 "
"y2 ...\"@@. For example: ::--graph \"0 1 3 4\"@@ will "
"make two plots in a graph. It will plot channel 1 vs "
"channel 0 and channel 4 vs channel 3 in the same graph. "
" Data channels are numbered, starting at 0, in the "
"order that they are created as files are read. A "
"separate graph tab will be created for each ::--graph@@ "
"option given. This ::--graph@@ option must be after "
"the file loading options that load the channels that it "
"lists to plot. See also ::--graph-file@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--graph-file", "-G", "LIST", "make a graph with plots ::LIST@@. "
"The ::LIST@@ is of the form ::\"x0 y0 x1 y1 x2 "
"y2 ...\"@@. Example: ::--graph-file \"0 1 3 4\"@@ will "
"make two plots in a graph. It will plot channel 1 vs "
"channel 0 and channel 4 vs channel 3 in the same graph. "
" A separate graph tab will be created for each "
"::--graph-file@@ option given. This is like the "
"::--graph@@ option except that the channel numbers "
"start at zero for the last file read. "
"They are relative channel numbers. So channel numbers "
"for ::---graph-file@@ may be negative to refer to "
"channels that came from files before the last file. "
"This is handy if you load a lots of files and lose count "
"of the number of channels loaded in each file.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--grid", 0, 0, "draw a grid with the graph. This is the default. See "
"also ::--no-grid@@.", "1", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--grid-font", "-T", "FONT", "set the font used to in the grid label numbers. "
"Example: ::--grid-font='Sans Bold 12'@@. The default "
"grid font is \"Sans 10\".", "qp_strdu"
"p(\"Sans"
" 10\")", "char *" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {1,1}, "--grid-line-color", 0, "RGBA", "set the graph grid lines color. RGBA may be any string "
"that GTK+ can parse into a RGB or RGBA color. For "
"example ::--grid_line_color='rgba(255,0,0,0.5)'@@ will "
"make a translucent red.", 0, "struct "
"qp_colora" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--grid-line-width", "-W", "PIXELS", "set the width of the grid lines if there are any", "4", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--grid-numbers", 0, 0, "show grid numbers. This is the default. The grid must "
"be showing to show grid numbers too. See also "
"::--no-grid-numbers@@.", "1", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {1,1}, "--grid-text-color", 0, "RGBA", "set the graph grid text color. RGBA may be any string "
"that GTK+ can parse into a RGB or RGBA color. For "
"example ::--grid_text_color='rgba(0,255,0,0.5)'@@ will "
"make translucent green.", 0, "struct "
"qp_colora" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--grid-x-space", "-X", "PIXELS", "set the maximum x space between vertical grid lines. "
"The minimum will be about half this. This distance "
"varies as the scale changes due to zooming. This "
"distance cannot be fixed due to the way Quickplot "
"scales your graphs and always picks reasonable grid "
"line spacing. See also ::--grid-x-space@@.", "220", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--grid-y-space", "-Y", "PIXELS", "set the maximum y space between horizontal grid lines. "
"See also ::--grid-x-space@@ above.", "190", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {2,0}, "--gtk-version", 0, 0, "print the version of GTK+ that Quickplot was built with "
"and then exit", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--gui", 0, 0, "show the menu bar, button bar, tabs bar, and the status "
"bar. This is the default. See also ::--no-gui@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {2,0}, "--help", "-h", 0, "display help in a browser and exit", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--label-separator", "-p", "STR", "specifies the label separator string STR if labels are "
"read in from the top of a text data plot file. The "
"default value of ::STR@@ is ::\" \"@@ (a single space). "
" See option: ::--labels@@.", "qp_strdup"
"(\" \")", "char *" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--labels", "-L", 0, "read labels from the first line of a text file that "
"is not skipped. See also: ::--skip-lines@@, "
"::--label-separator@@ and ::--no-labels@@.", "0", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {2,0}, "--libsndfile-version", 0, 0, "print the version of libsndfile that Quickplot was "
"built with and then exit", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--line-width", "-I", "PIXELS", "specify the plot line widths in pixels. May be set to "
"AUTO to let Quickplot select the line width based on "
"the plot point density. AUTO is the default.", "-1", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {1,1}, "--linear-channel", "-l", "[OPTS]", "::OPTS@@ are ::START|[STEP]@@. "
"This option prepends a linear series channel to the "
"file being read. ** ## ::START@@ "
"set the first value in the sequence to ::START@@. The "
"default ::START@@ value is ::0@@. ## ::STEP@@ "
"set the sequence step size to ::STEP@@. "
"The default ::STEP@@ is 1. && "
"There must be a ::START@@ before ::STEP@@. "
"For example: ::--linear-channel='100 0.2'@@ will make "
"a linear channel that starts at 100 and steps 0.2. "
"Sound files will always have a "
"linear channel that contains the time prepended. Using "
"this option with a sound file would prepend an "
"additional channel. Any file loaded that contains just "
"a single channel will automatically have a channel "
"prepended. Using this option with a single channel file "
"will not prepend an additional channel, but will let you "
"set the start and step values for that prepended "
"channel. See also ::--no-linear-channel@@.", "NULL", "struct "
"qp_channe"
"l *" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--lines", "-j", "Y|N|A", " ** ## ::Y@@ yes show lines. ## ::N@@ no don't show lines. "
"Same as ::--no-lines@@. ## ::A@@ auto, be smart about "
"it. This is the default. &&", "-1", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {1,0}, "--local-menubars", 0, 0, "disable that darn Ubuntu Unity globel menu bar. This "
"will do nothing if not running with Unity.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--maximize", "-m", 0, "maximize the main window. See also ::--no-maximize@@ "
"and ::--fullscreen@@.", "0", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--menubar", 0, 0, "show the menu bar. This is the default. See also "
"::--no-menubar@@. This will do nothing if not running "
"with the Ubuntu Unity window manager.", "1", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--new-window", "-w", 0, "make a new main window for each graph", "0", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--no-border", "-B", 0, "display graphs main windows with no borders", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--no-buttons", 0, 0, "hide the button bar in the main window. See also "
"::--buttons@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--no-default-graph", "-U", 0, "stop making the default graph for each file loaded. See "
"also ::--default-graph@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--no-fullscreen", 0, 0, "don't make the main window fullscreen. This is the "
"default. See also ::--fullscreen@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--no-gaps", "-J", 0, "draw a line across NAN (-NAN, INF, -INF and overflow "
"double) values if there are finite values on both "
"sides. See also ::--gaps@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--no-grid", "-H", 0, "don't draw graph grid lines in the graph. See also "
"::--grid@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--no-grid-numbers", 0, 0, "don't show grid numbers. See also ::--grid-numbers@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--no-gui", "-z", 0, "don't show the menu bar, button bar, tabs bar, and "
"status bar. See also ::--gui@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--no-labels", "-Q", 0, "don't read channel labels from the file. This is "
"the default. See also ::--labels@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--no-linear-channel", "-k", 0, "turn off adding a linear channel for up coming files. "
"See also ::--linear-channel@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--no-lines", "-i", 0, "plot without drawing lines in the graph. See also "
"--lines.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--no-maximize", 0, 0, "don't maximize the main window. This is the default. "
"See also ::--maximize@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--no-menubar", "-M", 0, "don't display the menu bar in the main window. See "
"also ::--menubar@@. This will do nothing if not "
"running with the Ubuntu Unity window manager.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--no-new-window", "-Z", 0, "don't make a new main window for the graph. This is "
"the default. See also ::--new-window@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {1,0}, "--no-pipe", "-N", 0, "don't read data in from standard input even if there is "
"input to read. See also ::--pipe@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--no-points", "-o", 0, "plot without drawing points in the graph. See also "
"--points.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {1,0}, "--no-readline", 0, 0, "don't use GNU readline with the Quickplot command "
"shell if you run with the ::--shell@@ option. This "
"will disable the use of line editing, shell "
"history, and tab command completion. This "
"option has no effect if Quickplot is not built with "
"GNU readline.", "0", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--no-shape", 0, 0, "turn off the use of the X11 shape extension. See also "
"::--shape@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--no-statusbar", 0, 0, "hide the status bar in the main window. See also "
"::--statusbar@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--no-tabs", 0, 0, "don't show the graph tabs in the main window. See also "
"::--tabs@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--number-of-plots", "-n", "NUM", "set the default maximum number of plots for each graph "
"to NUM", 0, "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {1,1}, "--pipe", "-P", 0, "read graph data from standard input. By default "
"Quickplot "
"looks for data from standard input and stops looking if "
"no data is found in some short amount of time. This "
"option will cause Quickplot to wait for standard input "
"indefinitely. If you would like to type data in from "
"the terminal use ::--pipe@@. This option is the same "
"as ::--file=-@@.", "-1", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--point-size", "-O", "PIXELS", "start Quickplot using plot point size ::PIXELS@@ wide "
"in pixels. This may be set to ::AUTO@@ to have "
"quickplot automatically set the point size depending on "
"the point density that is in graph. ::AUTO@@ is the "
"default.", "-1", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--points", 0, 0, "show points in the plots in the graph. This is the "
"default.", "1", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {2,0}, "--print-about", 0, 0, "prints the About document to standard output andthen "
"exits. Use option ::--about@@ to display an HTML "
"version of the Quickplot About information.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {2,0}, "--print-help", 0, 0, "prints this Help document as ASCII text to standard "
"output and then exits. Use option ::--help@@ for "
"displaying an HTML version of this help.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {1,1}, "--read-pipe-here", "-R", 0, "this is a place holder that tells Quickplot when to "
"read the data from standard input. This is intended to "
"give the option of telling Quickplot when to read "
"standard input when Quickplot automatically determines "
"whether to read standard input or not. See options "
"::--file@@, ::--pipe@@ and ::--no-pipe@@.", "0", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--same-scale", "-s", 0, "plot all plots in the same graph scale. See also "
"::--different-scale@@, ::--same-x-scale@@ and "
"::--same-y-scale@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--same-x-scale", "-x", "Y|N|A", "use in place of ::--same-scale@@ or ::--auto-scale@@ "
"for finer control over how the x values of the plots "
"are scaled when you have more than one plot on a graph "
"** ## ::Y@@ yes same x scale ## ::N@@ no different x "
"scales ## ::A@@ auto, be smart about it. This is the "
"default. && See also ::--same-y-scale@@.", "-1", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--same-y-scale", "-y", "Y|N|A", "use in place of ::--same-scale@@ or ::--auto-scale@@ "
"for finer control over how the x values of the plots "
"are scaled when you have more than one plot on a graph "
"** ## ::Y@@ yes same y scale ## ::N@@ no different y "
"scales ## ::A@@ auto, be smart about it. This is the "
"default. && See also ::--same-x-scale@@. ", "-1", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--shape", 0, 0, "make graphs see through. It "
"uses the X11 shape extension which was made famous by "
"xeyes. The X11 shape extension may be a little flashy "
"on some systems. Try using ::--shape@@ with the "
"::--no-gui@@, ::--no-grid@@, and ::--no-border@@ "
"options to make a floating graph on your display. "
"The use of the X11 shape extension is a property of the "
"main window, not each graph tab. This option may not "
"work well with fullscreen view. This will slow down "
"graph drawing considerably. You can toggle this on and "
"off with the ::x@@ key. See option ::--no-shape@@.", "0", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--shell", "-e", 0, "run a Quickplot command shell that reads commands from "
"standard input and writes out to standard output. The "
"default is no shell and standard input will be read as "
"graph data. If Quickplot is reading standard input for "
"plot data Quickplot will read shell commands "
"from the controlling terminal (/dev/tty) after all the "
"standard input has been read. "
"You may use ::--no-pipe@@ to stop standard "
"input from being read as graph data. The shell can do "
"most all the things that command-line options can do and "
"a lot more. Run an interactive shell with ::quickplot "
"--shell@@ and use the help and tab completion to see how "
"it works. You can also connect a Quickplot command "
"shell to a running Quickplot program with the program "
"::quickplot_shell@@.", "NULL", "struct "
"qp_shell"
" *" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--signal", 0, "PID", "signal SIGUSR1 to process PID after Quickplot is "
"running.", "0", "pid_t" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {1,0}, "--silent", 0, 0, "don't spew even on error. The ::--silent@@ option will "
"override the effect of the ::--verbose@@ option.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--skip-lines", "-S", "NUM", "skip the first ::NUM@@ lines when reading the file. "
"This applies of all types of files that quickplot can "
"read. Set ::NUM@@ to zero to stop skipping lines.",
/* TODO: make skip list not just n lines */ "0", "size_t" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--statusbar", 0, 0, "show the status bar below the graph. This is the "
"default. See also ::--no-statusbar@@.", "1", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--tabs", 0, 0, "show the graph tabs. This is the default. See also "
"::--no-tabs@@.", "1", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {1,0}, "--verbose", "-v", 0, "spew more to standard output. See also ::--silent@@.", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {2,0}, "--version", "-V", 0, "print the Quickplot version number and then exit "
"returning 0 exit status", 0, 0 },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,1}, "--x11-draw", "-q", 0, "draw points and lines using the X11 API. This is the "
"default. Drawing may be much faster than with Cairo, "
"but there will be no translucent colors and no "
"anti-aliasing in the drawing of the plot lines and "
"points. There will be translucent colors and "
"anti-aliasing in the background and grid. Also, saved "
"images will not have translucent colors like they do with "
"the Cairo draw mode. You can "
"start drawing with X11 and switch to drawing with Cairo "
"when you want to save an image. Use the ::r@@ key or "
"the View menu to switch back and forth between drawing "
"with X11 and Cairo. See also ::--cairo-draw@@.", "1", "int" },
/*------------------------------------------------------------------------------------------------------------------------------------*/
{ {0,0}, 0, 0, 0, 0, 0, 0 }
};
/* the length of the array of options */
static size_t length = 0;
/* the sorted array of options */
static struct qp_option **opt;
static inline
void *Malloc(size_t s)
{
void *p;
errno = 0;
p = malloc(s);
if(!p)
{
printf("malloc(%zu)\n", s);
perror("malloc()");
while(1) sleep(100);
}
return p;
}
static const char *prefix[2] = { "parse_1st_", "parse_2nd_" };
static char *func = NULL;
static inline
char *get_func(const char *prefix, const char *str)
{
char *s;
if(!str || !str[0])
str = "File";
if(func)
free(func);
s = (char *) str;
while(*s == '-') ++s;
func = Malloc(strlen(prefix) + strlen(s) + 1);
sprintf(func, "%s%s", prefix, s);
s = func;
while(*s)
{
if(*s == '-')
*s = '_';
++s;
}
return func;
}
static
int not_short_op_switch_case(struct qp_option *op, int pass)
{
if(pass == 1 && op->pass[0] == 2)
/* We do not need to parse options that would
* exit in the 1st pass */
return 1;
return (
(op->arg && op->arg[0] != '[')
|| !op->short_op
|| (strlen(op->short_op) != 2)
);
}
static
void print_arg_parsing_code(int p)
{
size_t i;
int got_one = 0;
int got_two = 0;
printf(
"{\n"
" int i = 1;\n"
"\n"
" while(i < argc)\n"
" {\n"
" char *s;\n"
"\n"
);
for(i=1;i<length;++i)
{
if(!opt[i]->pass[p] || opt[i]->arg)
continue;
func = get_func(prefix[p], opt[i]->long_op);
printf(" %sif(!strcmp(\"%s\", argv[i]))\n"
" {\n"
" %s();\n%s"
" }\n",
(got_one)?"else ":"",
opt[i]->long_op, func,
(opt[i]->pass[p] == 1)?" ++i;\n":"");
++got_one;
}
for(i=1;i<length;++i)
{
if(!opt[i]->arg)
continue;
func = get_func(prefix[p], opt[i]->long_op);
printf(
" %sif((s = get_opt(",(got_one)?"else ":"");
if(opt[i]->short_op)
printf("\"%s\"", opt[i]->short_op);
else
printf("NULL");
printf(",\"%s\", argc, argv, &i)))\n"
" {\n", opt[i]->long_op);
if(opt[i]->pass[p])
printf(
" %s(s, argc, argv, &i);\n", func);
else
printf(
" /* do nothing this pass */\n");
printf(
" }\n");
if(opt[i]->arg[0] == '[')
{ /* again for case with no optional argument */
printf(
" %sif(!strcmp(\"%s\",argv[i])",
(got_one)?"else ":"", opt[i]->long_op);
if(opt[i]->short_op)
printf(" || !strcmp(\"%s\",argv[i])",
opt[i]->short_op);
printf(
")\n"
" {\n"
" /* this is to caught it when there is no optional arg */\n"
);
if(opt[i]->pass[p])
printf(
" %s(NULL, argc, argv, &i);\n", func);
else
printf(
" /* do nothing this pass */\n"
);
printf(
" ++i;\n"
" }\n");
}
++got_one;
}
for(i=1;i<length;++i)
{
if(!opt[i]->arg && !opt[i]->pass[p] &&
(p == 0 || opt[i]->pass[0] != 2))
{
printf(" %sif(!strcmp(\"%s\", argv[i])\n",
(got_one)?"else ":"",
opt[i]->long_op);
++got_one;
++got_two;
break;
}
}
for(++i;i<length;++i)
{
if(!opt[i]->arg && !opt[i]->pass[p] &&
(p == 0 || opt[i]->pass[0] != 2))
{
printf(" || !strcmp(\"%s\", argv[i])\n",
opt[i]->long_op);
continue;
}
}
if(got_two)
printf( " )\n"
" {\n"
" /* do nothing this pass */\n"
" ++i;\n"
" }\n");
got_two = 0;
for(i=1;i<length;++i)
{
if(not_short_op_switch_case(opt[i], p))
continue;
printf(" %sif(argv[i][0] == '-' && is_all_short_no_arg_options(&argv[i][1]))\n",
(got_one)?"else ":"");
++got_two;
++got_one;
break;
}
if(got_two)
{
printf(
" {\n"
" size_t j, len;\n"
" len = strlen(argv[i]);\n"
"\n"
" for(j=1;j<len;++j)\n"
" switch(argv[i][j])\n"
" {\n"
);
for(i=1;i<length;++i)
{
if(not_short_op_switch_case(opt[i], p) || !opt[i]->pass[p])
continue;
printf( " case '%c':\n", opt[i]->short_op[1]);
func = get_func(prefix[p], opt[i]->long_op);
if(!opt[i]->arg)
printf(" %s();\n", func);
else
printf(" %s(NULL, argc, argv, &i);\n", func);
printf(
" break;\n");
}
/* reuse dummy flag */
got_two = 0;
for(i=1;i<length;++i)
{
if(not_short_op_switch_case(opt[i], p) || opt[i]->pass[p])
continue;
printf( " case '%c':\n", opt[i]->short_op[1]);
got_two = 1;
}
if(got_two)
printf(
" /* do nothing this pass */\n"
" break;\n");
printf(" }\n"
"\n"
" ++i;\n"
"\n"
" }\n"
);
}
printf(" %s\n"
" {\n"
" /* option FILE */\n", (got_one)?"else":"");
if(opt[0]->pass[p])
printf(" %s(argv[i]);\n", get_func(prefix[p], opt[0]->long_op));
else
printf(" /* do nothing this pass */\n");
printf( " ++i;\n");
printf(
" }\n"
" }\n"
"\n"
"}\n"
"\n");
}
static
void print_argument_parsing_code(void)
{
char *s, *shorts;
size_t shorts_len;
int i;
/* Get a string with all the short options char
* with out a arg. */
s = (shorts = Malloc(length));
for(i=1;i<length;++i)
{
if(opt[i]->short_op && (!opt[i]->arg || opt[i]->arg[0] == '[') &&
strlen(opt[i]->short_op) == 2 && opt[i]->short_op[0] == '-'
)
{
*s = (opt[i]->short_op)[1];
++s;
}
}
*s = '\0';
shorts_len = strlen(shorts);
printf("\n"
"static inline\n"
"int is_all_short_no_arg_options(const char *str)\n"
"{\n"
" const char *shorts = \"%s\";\n"
" const size_t shorts_len = %zu;\n"
" size_t i;\n"
"\n"
" if(!str || !*str)\n"
" return 0; /* none */\n"
"\n"
" while(*str)\n"
" {\n"
" for(i=0;i<shorts_len;++i)\n"
" if(shorts[i] == *str)\n"
" break;\n"
" if(i == shorts_len)\n"
" return 0;/* no it is not just short options */\n"
" ++str;\n"
" }\n"
"\n"
" return 1; /* yes it is all short options */\n"
"}\n"
"\n",
shorts, shorts_len);
free(shorts);
printf("\nstatic\n"
"void parse_args_1st_pass(int argc, char **argv)\n");
print_arg_parsing_code(0);
printf("\nstatic\n"
"void parse_args_2nd_pass(int argc, char **argv)\n");
print_arg_parsing_code(1);
}
static
void print_pass_functions(int p)
{
int i;
printf("\n");
/* FILE is a argument with an long option flag */
if(opt[0]->pass[p])
printf("static inline\n"
"void %s(const char *file)\n"
"{\n"
"\n"
"}\n"
"\n",
get_func(prefix[p], opt[0]->long_op));
for(i=1;i<length;++i)
{
if(!opt[i]->pass[p] || opt[i]->arg)
continue;
func = get_func(prefix[p], opt[i]->long_op);
printf("static inline\n"
"void %s(void)\n"
"{\n"
"\n"
"}\n"
"\n", func);
}
printf("\n");
for(i=1;i<length;++i)
{
if(!opt[i]->pass[p] || !opt[i]->arg)
continue;
func = get_func(prefix[p], opt[i]->long_op);
printf("static inline\n"
"void %s(char *arg, int argc, char **argv, int *i)\n"
"{\n"
"\n"
"}\n"
"\n", func);
}
printf("\n");
}
static
void print_1st_pass_functions(void)
{
print_pass_functions(0);
}
static
void print_2nd_pass_functions(void)
{
print_pass_functions(1);
}
static
void print_app_ops_declare_code()
{
int i;
for(i=1;i<length;++i)
{
if(!opt[i]->op_type)
continue;
printf("%s %s;\n", opt[i]->op_type,
get_func("op_", opt[i]->long_op));
}
}
static
void print_app_ops_init_code()
{
int i;
for(i=1;i<length;++i)
{
if(!opt[i]->op_init_value)
continue;
printf(" app->%s = %s;\n",
get_func("op_", opt[i]->long_op),
opt[i]->op_init_value);
}
}
static
int get_string_len(char *str)
{
if(!str)
return 1;
{
size_t len;
char *s;
len = strlen(str);
for(s=str;*s;++s)
if(*s == '"')
++len;
return len;
}
}
/* adds space to the end to make the size you print be n */
/* returns the number of chars printed not including '\0' */
static
int Nprintf(int n, const char *format, ...)
{
va_list ap;
char *fmt, *str;
int i, j, len;
j = strlen(format);
len = n + j + 1;
fmt = Malloc(len + 1);
str = Malloc(len + 1);
strcpy(fmt, format);
for(i=j;i<len;++i)
fmt[i] = ' ';
fmt[i] = '\0';
va_start(ap, format);
vsnprintf(str, n+1, fmt, ap);
va_end(ap);
printf("%s", str);
len = strlen(str);
free(fmt);
free(str);
return n;
}
/* replaces " with \"
* Returns allocated memory */
static
char *fix_quotes(char *str)
{
size_t str_len, out_len, i;
char *s, *ret;
if(!str)
return str;
str_len = (out_len = strlen(str));
for(s=str;*s;++s)
if(*s == '"')
++out_len;
ret = (s = Malloc(out_len + 1));
for(i=0;i<str_len;++i)
{
if(str[i] == '"')
{
*s = '\\';
++s;
*s = '"';
}
else
*s = str[i];
++s;
}
*s = '\0';
return ret;
}