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jpoirierjpoirier
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output license info via command line option
1 parent bce63bd commit 68c470a

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‎LICENSE.h

+133
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,133 @@
1+
char __LICENSE[] = {
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131+
0x43, 0x48, 0x20, 0x44, 0x41, 0x4d, 0x41, 0x47, 0x45, 0x2e, 0x0a, '\0'
132+
};
133+
unsigned int __LICENSE_len = 1559;

‎Makefile

+4
Original file line numberDiff line numberDiff line change
@@ -1,5 +1,9 @@
11
CC=gcc
22

3+
4+
# Use $ xxd -i ./LICENSE > LICENSE.h
5+
# to create the license info file, remember to add a null character to the end.
6+
37
# -O3 -g
48
# -std=gnu11
59
CFLAGS=-Wall -g -std=gnu11 -pedantic -DUNIX_HOST -DVER=\"`git show-ref --abbrev=8 --head --hash head`\" -DTAG=\"`git describe --abbrev=0 --tags`\"

‎picoc.c

+8-1
Original file line numberDiff line numberDiff line change
@@ -3,6 +3,7 @@
33

44
/* include only picoc.h here - should be able to use it with only the external interfaces, no internals from interpreter.h */
55
#include "picoc.h"
6+
#include "LICENSE.h"
67

78
/* platform-dependent code for running programs is in this file */
89

@@ -26,10 +27,16 @@ int main(int argc, char **argv)
2627
printf(PICOC_VERSION " \n"
2728
"Format: picoc <file1.c>... [- <arg1>...] : run a program (calls main() to start it)\n"
2829
" picoc -s <file1.c>... [- <arg1>...] : script mode - runs the program without calling main()\n"
29-
" picoc -i : interactive mode (Ctrl+D to exit)\n");
30+
" picoc -i : interactive mode (Ctrl+D to exit)\n"
31+
" picoc -c : print the copyright info to stdout\n");
3032
exit(1);
3133
}
3234

35+
if (strcmp(argv[ParamCount], "-c") == 0) {
36+
printf("%s\n", &__LICENSE);
37+
return 0;
38+
}
39+
3340
PicocInitialise(&pc, StackSize);
3441

3542
if (strcmp(argv[ParamCount], "-s") == 0) {

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